dive4elements/river: flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/AbstractChartService.java annotate

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/AbstractChartService.java @ 4655:cd44d28d0fbc

Move the access to artifact data to the Access object Use BedHeightAccess class to receive the data from the artifact. This abstracts the data access from the actual artifact.

author	Björn Ricks <bjoern.ricks@intevation.de>
date	Tue, 11 Dec 2012 09:44:04 +0100
parents	0674d89210f5
children	61f4d4164a30

rev	line source
4213 0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	1 package de.intevation.flys.artifacts.services;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	2
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	3 import java.awt.Dimension;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	4 import java.awt.Transparency;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	5 import java.awt.image.BufferedImage;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	6 import java.io.ByteArrayOutputStream;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	7 import java.io.IOException;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	8
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	9 import javax.imageio.ImageIO;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	10
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	11 import org.apache.log4j.Logger;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	12 import org.jfree.chart.JFreeChart;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	13 import org.w3c.dom.Document;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	14 import org.w3c.dom.Element;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	15 import org.w3c.dom.NodeList;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	16
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	17 import de.intevation.artifactdatabase.DefaultService;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	18 import de.intevation.artifacts.CallMeta;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	19 import de.intevation.artifacts.GlobalContext;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	20 import de.intevation.artifacts.Service;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	21
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	22
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	23 public abstract class AbstractChartService extends DefaultService {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	24
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	25 public static final int DEFAULT_WIDTH = 240;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	26 public static final int DEFAULT_HEIGHT = 180;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	27
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	28 public static final String DEFAULT_FORMAT = "png";
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	29
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	30 private static final Logger log = Logger
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	31 .getLogger(AbstractChartService.class);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	32
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	33 // TODO: Load fancy image from resources.
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	34 public static final byte[] EMPTY = { (byte) 0x89, (byte) 0x50, (byte) 0x4e,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	35 (byte) 0x47, (byte) 0x0d, (byte) 0x0a, (byte) 0x1a, (byte) 0x0a,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	36 (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x0d, (byte) 0x49,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	37 (byte) 0x48, (byte) 0x44, (byte) 0x52, (byte) 0x00, (byte) 0x00,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	38 (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	39 (byte) 0x01, (byte) 0x08, (byte) 0x00, (byte) 0x00, (byte) 0x00,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	40 (byte) 0x00, (byte) 0x3a, (byte) 0x7e, (byte) 0x9b, (byte) 0x55,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	41 (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x73,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	42 (byte) 0x52, (byte) 0x47, (byte) 0x42, (byte) 0x00, (byte) 0xae,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	43 (byte) 0xce, (byte) 0x1c, (byte) 0xe9, (byte) 0x00, (byte) 0x00,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	44 (byte) 0x00, (byte) 0x09, (byte) 0x70, (byte) 0x48, (byte) 0x59,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	45 (byte) 0x73, (byte) 0x00, (byte) 0x00, (byte) 0x0b, (byte) 0x13,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	46 (byte) 0x00, (byte) 0x00, (byte) 0x0b, (byte) 0x13, (byte) 0x01,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	47 (byte) 0x00, (byte) 0x9a, (byte) 0x9c, (byte) 0x18, (byte) 0x00,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	48 (byte) 0x00, (byte) 0x00, (byte) 0x07, (byte) 0x74, (byte) 0x49,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	49 (byte) 0x4d, (byte) 0x45, (byte) 0x07, (byte) 0xdc, (byte) 0x04,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	50 (byte) 0x04, (byte) 0x10, (byte) 0x30, (byte) 0x15, (byte) 0x7d,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	51 (byte) 0x77, (byte) 0x36, (byte) 0x0b, (byte) 0x00, (byte) 0x00,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	52 (byte) 0x00, (byte) 0x08, (byte) 0x74, (byte) 0x45, (byte) 0x58,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	53 (byte) 0x74, (byte) 0x43, (byte) 0x6f, (byte) 0x6d, (byte) 0x6d,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	54 (byte) 0x65, (byte) 0x6e, (byte) 0x74, (byte) 0x00, (byte) 0xf6,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	55 (byte) 0xcc, (byte) 0x96, (byte) 0xbf, (byte) 0x00, (byte) 0x00,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	56 (byte) 0x00, (byte) 0x0a, (byte) 0x49, (byte) 0x44, (byte) 0x41,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	57 (byte) 0x54, (byte) 0x08, (byte) 0xd7, (byte) 0x63, (byte) 0xf8,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	58 (byte) 0x0f, (byte) 0x00, (byte) 0x01, (byte) 0x01, (byte) 0x01,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	59 (byte) 0x00, (byte) 0x1b, (byte) 0xb6, (byte) 0xee, (byte) 0x56,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	60 (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x49,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	61 (byte) 0x45, (byte) 0x4e, (byte) 0x44, (byte) 0xae, (byte) 0x42,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	62 (byte) 0x60, (byte) 0x82 };
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	63
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	64 private static final Output empty() {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	65 return new Output(EMPTY, "image/png");
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	66 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	67
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	68 protected abstract JFreeChart createChart(Document data,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	69 GlobalContext globalContext, CallMeta callMeta);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	70
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	71 protected void init() {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	72 };
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	73
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	74 protected void finish() {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	75 };
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	76
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	77 @Override
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	78 public Service.Output process(Document data, GlobalContext globalContext,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	79 CallMeta callMeta) {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	80 log.debug("process");
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	81
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	82 init();
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	83 try {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	84 JFreeChart chart = createChart(data, globalContext, callMeta);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	85
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	86 if (chart == null) {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	87 return empty();
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	88 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	89
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	90 Dimension extent = getExtent(data);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	91 String format = getFormat(data);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	92
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	93 return encode(chart, extent, format);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	94 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	95 finally {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	96 finish();
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	97 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	98 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	99
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	100 protected static Output encode(JFreeChart chart, Dimension extent,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	101 String format) {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	102 BufferedImage image = chart.createBufferedImage(extent.width,
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	103 extent.height, Transparency.BITMASK, null);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	104
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	105 ByteArrayOutputStream out = new ByteArrayOutputStream();
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	106
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	107 try {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	108 ImageIO.write(image, format, out);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	109 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	110 catch (IOException ioe) {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	111 log.warn("writing image failed", ioe);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	112 return empty();
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	113 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	114
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	115 return new Output(out.toByteArray(), "image/" + format);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	116 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	117
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	118 protected static Dimension getExtent(Document input) {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	119
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	120 int width = DEFAULT_WIDTH;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	121 int height = DEFAULT_HEIGHT;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	122
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	123 NodeList extents = input.getElementsByTagName("extent");
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	124
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	125 if (extents.getLength() > 0) {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	126 Element element = (Element) extents.item(0);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	127 String w = element.getAttribute("width");
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	128 String h = element.getAttribute("height");
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	129
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	130 try {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	131 width = Math.max(1, Integer.parseInt(w));
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	132 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	133 catch (NumberFormatException nfe) {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	134 log.warn("width '" + w + "' is not a valid.");
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	135 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	136
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	137 try {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	138 height = Math.max(1, Integer.parseInt(h));
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	139 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	140 catch (NumberFormatException nfe) {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	141 log.warn("height '" + h + "' is not a valid");
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	142 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	143 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	144
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	145 return new Dimension(width, height);
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	146 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	147
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	148 protected static String getFormat(Document input) {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	149 String format = DEFAULT_FORMAT;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	150
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	151 NodeList formats = input.getElementsByTagName("format");
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	152
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	153 if (formats.getLength() > 0) {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	154 String type = ((Element) formats.item(0)).getAttribute("type");
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	155 if (type.length() > 0) {
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	156 format = type;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	157 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	158 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	159
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	160 return format;
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	161 }
0674d89210f5 Added a new service to query a diagram with discharge tables. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	162 }

Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/AbstractChartService.java @ 4655:cd44d28d0fbc