christian@5022: package de.intevation.flys.utils;
christian@5022: 
christian@5022: import de.intevation.artifacts.common.utils.FileTools;
christian@5022: import de.intevation.flys.artifacts.states.FloodMapState;
christian@5022: 
christian@5022: import java.io.File;
christian@5022: import java.io.IOException;
christian@5022: 
christian@5022: /**
christian@5022:  * Various utility methods for handling of files and directories.
christian@5022:  * @author <a href="mailto:christian.lins@intevation.de">Christian Lins</a>
christian@5022:  */
christian@5022: public class FileUtils {
christian@5022: 
christian@5022:     public static boolean extractZipfile(File archive, File dir) {
christian@5022:         try {
christian@5022:             File tmpDir = new File(dir, "usr_tmp");
christian@5022:             FileTools.extractArchive(archive, tmpDir);
christian@5022:             FileUtils.moveFiles(tmpDir, dir);
christian@5022: 
christian@5022:             return true;
christian@5022:         }
christian@5022:         catch (IOException ioe) {
christian@5022:             FloodMapState.logger.warn("Zip archive " + dir + "/" + FloodMapState.WSPLGEN_USER_ZIP + " could not be extracted.");
christian@5022:             return false;
christian@5022:         }
christian@5022:     }
christian@5022: 
christian@5022:     public static void moveFiles(File source, final File target)
christian@5022:     throws IOException
christian@5022:     {
christian@5022:         if (!source.exists()) {
christian@5022:             return;
christian@5022:         }
christian@5022:         if (!target.exists()) {
christian@5022:             target.mkdir();
christian@5022:         }
christian@5022:         FileTools.walkTree(source, new FileTools.FileVisitor() {
christian@5022:             @Override
christian@5022:             public boolean visit(File file) {
christian@5022:                 if (!file.isDirectory()) {
christian@5022:                     String name = file.getName();
christian@5022:                     String suffix = "";
christian@5022:                     int pos = name.lastIndexOf('.');
christian@5022:                     if (pos > 0 && pos < name.length() - 1) {
christian@5022:                         suffix = name.substring(pos + 1);
christian@5022:                     }
christian@5022:                     else {
christian@5022:                         return true;
christian@5022:                     }
christian@5022:                     try {
christian@5022:                         FileTools.copyFile(file, new File(target, FloodMapState.WSPLGEN_USER_FILENAME + "." + suffix));
christian@5022:                     }
christian@5022:                     catch (IOException ioe) {
christian@5022:                         FloodMapState.logger.warn ("Error while copying file " + file.getName());
christian@5022:                         return true;
christian@5022:                     }
christian@5022:                 }
christian@5022:                 return true;
christian@5022:             }
christian@5022:         });
christian@5022: 
christian@5022:         FileTools.deleteRecursive(source);
christian@5022:     }
christian@5022: 
christian@5022: }