dive4elements/framework: artifacts-common/src/main/java/de/intevation/artifacts/common/utils/FileTools.java annotate

annotate artifacts-common/src/main/java/de/intevation/artifacts/common/utils/FileTools.java @ 369:c489256a188b

Replaced legacy java.util.Stack with java.util.Deque. artifacts/trunk@3683 c6561f87-3c4e-4783-a992-168aeb5c3f6f

author	Sascha L. Teichmann <sascha.teichmann@intevation.de>
date	Mon, 16 Jan 2012 10:03:42 +0000
parents	0723859f776f
children	b076c9e9fdfd

rev	line source
329 666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	1 /*
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	2 * Copyright (c) 2010, 2011 by Intevation GmbH
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	3 *
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	4 * This program is free software under the LGPL (>=v2.1)
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	5 * Read the file LGPL.txt coming with the software for details
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	6 * or visit http://www.gnu.org/licenses/ if it does not exist.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	7 */
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	8 package de.intevation.artifacts.common.utils;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	9
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	10 import java.io.BufferedInputStream;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	11 import java.io.File;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	12 import java.io.IOException;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	13 import java.io.InputStream;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	14 import java.io.FileInputStream;
364 0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	15 import java.io.FileOutputStream;
329 666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	16 import java.io.OutputStream;
364 0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	17 import java.nio.channels.FileChannel;
329 666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	18
369 c489256a188b Replaced legacy java.util.Stack with java.util.Deque. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 364 diff changeset	19 import java.util.Deque;
c489256a188b Replaced legacy java.util.Stack with java.util.Deque. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 364 diff changeset	20 import java.util.ArrayDeque;
329 666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	21 import java.util.List;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	22 import java.util.Set;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	23 import java.util.HashSet;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	24 import java.util.ArrayList;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	25 import java.util.zip.ZipEntry;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	26 import java.util.zip.ZipOutputStream;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	27
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	28 import org.apache.log4j.Logger;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	29
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	30 import java.security.MessageDigest;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	31 import java.security.NoSuchAlgorithmException;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	32
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	33 public class FileTools
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	34 {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	35 private static Logger log = Logger.getLogger(FileTools.class);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	36
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	37 public static final String DIGEST =
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	38 System.getProperty("artifacts.common.file.cmp.digest", "MD5");
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	39
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	40 private FileTools() {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	41 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	42
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	43
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	44 public static File getDirectory(String path, String name) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	45 if (path == null \|\| name == null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	46 return null;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	47 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	48
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	49 File dir = new File(path, name);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	50
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	51 if (!dir.exists()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	52 log.debug(
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	53 "Directory '" + dir.getAbsolutePath() + "' doesn't " +
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	54 "exist. Try to create it.");
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	55
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	56 return dir.mkdir() ? dir : null;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	57 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	58 else {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	59 return dir.isDirectory() ? dir : null;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	60 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	61 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	62
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	63 public static File repair(File file) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	64 file = file.getAbsoluteFile();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	65 if (file.exists()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	66 return file;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	67 }
369 c489256a188b Replaced legacy java.util.Stack with java.util.Deque. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 364 diff changeset	68 Deque<String> parts = new ArrayDeque<String>();
329 666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	69 File curr = file;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	70 while (curr != null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	71 String name = curr.getName();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	72 if (name.length() > 0) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	73 parts.push(curr.getName());
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	74 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	75 curr = curr.getParentFile();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	76 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	77
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	78 curr = null;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	79 OUTER: while (!parts.isEmpty()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	80 String f = parts.pop();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	81 log.debug("fixing: '" + f + "'");
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	82 if (curr == null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	83 // XXX: Not totaly correct because there
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	84 // more than one root on none unix systems.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	85 for (File root: File.listRoots()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	86 File [] files = root.listFiles();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	87 if (files == null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	88 log.warn("cannot list '" + root);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	89 continue;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	90 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	91 for (File candidate: files) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	92 if (candidate.getName().equalsIgnoreCase(f)) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	93 curr = new File(root, candidate.getName());
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	94 continue OUTER;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	95 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	96 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	97 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	98 break;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	99 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	100 else {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	101 File [] files = curr.listFiles();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	102 if (files == null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	103 log.warn("cannot list: '" + curr + "'");
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	104 return file;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	105 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	106 for (File candidate: files) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	107 if (candidate.getName().equalsIgnoreCase(f)) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	108 curr = new File(curr, candidate.getName());
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	109 continue OUTER;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	110 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	111 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	112 curr = null;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	113 break;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	114 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	115 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	116
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	117 if (curr == null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	118 log.warn("cannot repair path '" + file + "'");
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	119 return file;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	120 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	121
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	122 return curr;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	123 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	124
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	125 public static class HashedFile
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	126 implements Comparable<HashedFile>
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	127 {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	128 protected File file;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	129 protected long length;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	130 protected byte [] hash;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	131
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	132 public HashedFile(File file) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	133 this.file = file;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	134 length = file.length();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	135 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	136
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	137 public File getFile() {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	138 return file;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	139 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	140
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	141 protected byte [] getHash() {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	142 if (hash == null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	143 InputStream in = null;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	144
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	145 try {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	146 in = new FileInputStream(file);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	147
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	148 MessageDigest digest = MessageDigest.getInstance(DIGEST);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	149
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	150 byte [] buf = new byte[40*1024];
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	151 int r;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	152
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	153 while ((r = in.read(buf)) >= 0) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	154 digest.update(buf, 0, r);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	155 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	156
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	157 hash = digest.digest();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	158 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	159 catch (IOException ioe) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	160 log.error(ioe);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	161 hash = new byte[0];
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	162 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	163 catch (NoSuchAlgorithmException nsae) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	164 log.error(nsae);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	165 hash = new byte[0];
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	166 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	167 finally {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	168 if (in != null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	169 try {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	170 in.close();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	171 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	172 catch (IOException ioe) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	173 log.error(ioe);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	174 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	175 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	176 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	177 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	178 return hash;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	179 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	180
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	181 @Override
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	182 public int compareTo(HashedFile other) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	183 if (length < other.length) return -1;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	184 if (length > other.length) return +1;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	185 return compare(getHash(), other.getHash());
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	186 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	187
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	188 private static int compare(byte [] a, byte [] b) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	189 if (a.length < b.length) return -1;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	190 if (a.length > b.length) return +1;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	191 for (int i = 0; i < a.length; ++i) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	192 int x = a[i] & 0xff;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	193 int y = b[i] & 0xff;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	194 if (x < y) return -1;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	195 if (x > y) return +1;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	196 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	197 return 0;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	198 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	199
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	200 @Override
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	201 public boolean equals(Object other) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	202 return other instanceof HashedFile
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	203 && ((HashedFile)other).compareTo(this) == 0;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	204 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	205
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	206 @Override
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	207 public int hashCode() {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	208 return (int)(length ^ (length >>> 32));
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	209 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	210 } // class HashedFile
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	211
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	212 public static List<File> uniqueFiles(List<File> files) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	213
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	214 Set<HashedFile> set = new HashSet<HashedFile>();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	215
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	216 for (File file: files) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	217 if (!set.add(new HashedFile(file))) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	218 log.warn("file '" + file + "' is a duplicate.");
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	219 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	220 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	221
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	222 ArrayList<File> out = new ArrayList<File>(set.size());
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	223 for (HashedFile hf: set) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	224 out.add(hf.file);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	225 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	226
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	227 return out;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	228 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	229
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	230 public interface FileVisitor {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	231 boolean visit(File file);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	232 } // Visitor
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	233
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	234 public static void walkTree(File root, FileVisitor visitor) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	235
369 c489256a188b Replaced legacy java.util.Stack with java.util.Deque. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 364 diff changeset	236 Deque<File> stack = new ArrayDeque<File>();
329 666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	237
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	238 stack.push(root);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	239
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	240 while (!stack.isEmpty()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	241 File current = stack.pop();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	242 if (!visitor.visit(current)) break;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	243 if (current.isDirectory()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	244 File [] subs = current.listFiles();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	245 if (subs != null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	246 for (File f: subs) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	247 stack.push(f);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	248 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	249 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	250 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	251 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	252 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	253
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	254 /**
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	255 * Deletes everything in a directory.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	256 *
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	257 * @param dir The directory.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	258 */
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	259 public final static void deleteContent(File dir) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	260 if (dir == null \|\| !dir.isDirectory()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	261 return;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	262 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	263
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	264 File[] files = dir.listFiles();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	265 if (files != null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	266 for (File file: files) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	267 deleteRecursive(file);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	268 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	269 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	270
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	271 return;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	272 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	273
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	274 /**
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	275 * Delete <i>file</i> and everything in <i>file</i> if it is a directory.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	276 *
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	277 * @param file The file or directory.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	278 * @return true, if deletion was successful - otherwise false.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	279 */
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	280 public final static boolean deleteRecursive(File file) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	281
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	282 if (file == null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	283 return false;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	284 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	285
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	286 if (file.isDirectory()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	287 File [] files = file.listFiles();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	288 if (files != null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	289 for (File sub: files) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	290 if (!deleteRecursive(sub)) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	291 return false;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	292 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	293 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	294 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	295 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	296
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	297 return file.delete();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	298 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	299
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	300 /**
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	301 * Put the given file or directory into a zip archive.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	302 *
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	303 * @param file The file or directory.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	304 * @param outputStream The stream to write the archive to.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	305 * @throws IOException if an error occured while zip creation or writing to
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	306 * output stream.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	307 */
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	308 public static void createZipArchive(
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	309 File file,
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	310 OutputStream outputStream
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	311 )
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	312 throws IOException
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	313 {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	314 ZipOutputStream out = new ZipOutputStream(outputStream);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	315
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	316 if (file.isFile()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	317 copyFileToZip("", file, out);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	318 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	319 else if (file.isDirectory()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	320
369 c489256a188b Replaced legacy java.util.Stack with java.util.Deque. Sascha L. Teichmann <sascha.teichmann@intevation.de> parents: 364 diff changeset	321 Deque<PrefixDir> stack = new ArrayDeque<PrefixDir>();
329 666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	322 stack.push(new PrefixDir(file.getName() + "/", file));
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	323
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	324 while (!stack.isEmpty()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	325 PrefixDir pd = stack.pop();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	326
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	327 ZipEntry dirEntry = new ZipEntry(pd.prefix);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	328 out.putNextEntry(dirEntry);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	329 out.closeEntry();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	330
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	331 File [] files = pd.dir.listFiles();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	332 if (files != null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	333 for (File sub: files) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	334 if (sub.isDirectory()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	335 stack.push(new PrefixDir(
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	336 pd.prefix + sub.getName() + "/",
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	337 sub));
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	338 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	339 else if (sub.isFile()) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	340 copyFileToZip(pd.prefix, sub, out);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	341 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	342 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	343 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	344 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	345 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	346
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	347 out.finish();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	348 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	349
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	350 /**
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	351 * A class representing a directory with a prefix.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	352 */
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	353 private static final class PrefixDir {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	354
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	355 String prefix;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	356 File dir;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	357
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	358 public PrefixDir(String prefix, File dir) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	359 this.prefix = prefix;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	360 this.dir = dir;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	361 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	362
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	363 } // class PrefixDir
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	364
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	365 /**
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	366 * Write a file to zip archive.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	367 *
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	368 * @param prefix A prefix.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	369 * @param file The file.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	370 * @param out The output stream.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	371 * @throws IOException if an error occured while writing to zip output
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	372 * stream.
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	373 */
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	374 private static void copyFileToZip(
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	375 String prefix,
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	376 File file,
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	377 ZipOutputStream out
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	378 )
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	379 throws IOException
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	380 {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	381 String entryName = prefix + file.getName();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	382 ZipEntry entry = new ZipEntry(entryName);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	383 out.putNextEntry(entry);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	384 InputStream in = null;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	385 try {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	386 in =
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	387 new BufferedInputStream(
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	388 new FileInputStream(file), 20*1024);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	389
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	390 byte [] buf = new byte[2048];
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	391
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	392 int r;
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	393 while ((r = in.read(buf)) > 0) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	394 out.write(buf, 0, r);
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	395 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	396 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	397 finally {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	398 if (in != null) {
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	399 try { in.close(); }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	400 catch (IOException ioe) {}
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	401 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	402 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	403 out.closeEntry();
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	404 }
364 0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	405
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	406
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	407 /**
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	408 * Copies a <i>src</i> file to <i>target</i>.
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	409 *
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	410 * @param src A file (not a directory) that should be copied.
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	411 * @param target The destination. This might be a file or a directory.
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	412 *
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	413 * @return true, if <i>src</i> has been successfully copied; otherwise
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	414 * false.
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	415 */
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	416 public static boolean copyFile(File src, File target)
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	417 throws IOException
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	418 {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	419 if (src == null \|\| !src.exists()) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	420 log.warn("Source file does not exist!");
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	421 return false;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	422 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	423
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	424 if (!src.canRead()) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	425 log.warn("Cannot read Source file!");
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	426 return false;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	427 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	428
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	429 if (src.isDirectory()) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	430 log.warn("Source is a directory!");
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	431 return false;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	432 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	433
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	434 if (target.isDirectory()) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	435 target = new File(target, src.getName());
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	436 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	437
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	438 FileInputStream in = null;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	439 FileOutputStream out = null;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	440
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	441 try {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	442 in = new FileInputStream(src);
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	443 out = new FileOutputStream(target);
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	444
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	445 FileChannel inChannel = in.getChannel();
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	446 FileChannel outChannel = out.getChannel();
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	447
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	448 inChannel.transferTo(0l, inChannel.size(), outChannel);
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	449
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	450 return true;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	451 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	452 catch (IOException ioe) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	453 log.warn(ioe, ioe);
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	454 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	455 finally {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	456 if (in != null) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	457 try {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	458 in.close();
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	459 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	460 catch (IOException ioe) { /* do nothing here */ }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	461 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	462
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	463 if (out != null) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	464 try {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	465 out.close();
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	466 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	467 catch (IOException ioe) { /* do nothing here */ }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	468 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	469 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	470
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	471 return false;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	472 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	473
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	474
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	475 /**
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	476 * Copies a directory <i>source</i> to a destination path <i>dest</i>.
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	477 *
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	478 * @param source A directory that should be copied.
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	479 * @param dest A destination directory which is created if it is not
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	480 * existing yet.
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	481 *
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	482 * @return true, if the directory has been successfully copied; otherwise
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	483 * false.
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	484 */
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	485 public static boolean copyDirectory(final File source, final File dest) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	486 if (source == null \|\| !source.exists()) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	487 log.warn("Source directory does not exist!");
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	488 return false;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	489 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	490
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	491 if (!source.isDirectory()) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	492 log.warn("Source is not a directory!");
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	493 return false;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	494 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	495
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	496 if (dest == null) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	497 log.warn("Destination directory is null!");
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	498 return false;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	499 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	500
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	501 if (!dest.exists()) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	502 if (!dest.mkdir()) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	503 log.warn("Cannot create destination directory!");
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	504 return false;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	505 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	506 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	507
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	508 File[] children = source.listFiles();
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	509 int failed = 0;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	510
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	511 if (children != null && children.length > 0) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	512 for (File child: children) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	513 if (child.isFile()) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	514 try {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	515 if (!copyFile(child, dest)) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	516 failed++;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	517 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	518 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	519 catch (IOException ioe) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	520 log.warn(ioe, ioe);
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	521 failed++;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	522 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	523 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	524 else if (child.isDirectory()) {
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	525 copyDirectory(child, new File(dest, child.getName()));
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	526 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	527 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	528 }
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	529
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	530 log.debug("Failed to copy " + failed + " files.");
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	531
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	532 return true;
0723859f776f Added new FileTools functions to copy files and directories. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 329 diff changeset	533 }
329 666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	534 }
666417d5781c Inserted a new utility class FileTools to work with files. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	535 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

Mercurial > dive4elements > framework

annotate artifacts-common/src/main/java/de/intevation/artifacts/common/utils/FileTools.java @ 369:c489256a188b