Java tutorial
/* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is part of dcm4che, an implementation of DICOM(TM) in * Java(TM), hosted at https://github.com/gunterze/dcm4che. * * The Initial Developer of the Original Code is * Agfa Healthcare. * Portions created by the Initial Developer are Copyright (C) 2011 * the Initial Developer. All Rights Reserved. * * Contributor(s): * See @authors listed below * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ package org.dcm4che.tool.dcm2xml; import java.io.File; import java.io.IOException; import java.util.List; import java.util.ResourceBundle; import javax.xml.parsers.SAXParser; import javax.xml.parsers.SAXParserFactory; import javax.xml.transform.OutputKeys; import javax.xml.transform.Transformer; import javax.xml.transform.TransformerConfigurationException; import javax.xml.transform.TransformerFactory; import javax.xml.transform.sax.SAXTransformerFactory; import javax.xml.transform.sax.TransformerHandler; import javax.xml.transform.stream.StreamResult; import javax.xml.transform.stream.StreamSource; import org.apache.commons.cli.CommandLine; import org.apache.commons.cli.OptionBuilder; import org.apache.commons.cli.OptionGroup; import org.apache.commons.cli.Options; import org.apache.commons.cli.ParseException; import org.dcm4che.data.Attributes; import org.dcm4che.io.BulkDataDescriptor; import org.dcm4che.io.ContentHandlerAdapter; import org.dcm4che.io.DicomInputStream; import org.dcm4che.io.SAXWriter; import org.dcm4che.io.DicomInputStream.IncludeBulkData; import org.dcm4che.tool.common.CLIUtils; /** * @author Gunter Zeilinger <gunterze@gmail.com> */ public class Dcm2Xml { private static final String XML_1_0 = "1.0"; private static final String XML_1_1 = "1.1"; private static ResourceBundle rb = ResourceBundle.getBundle("org.dcm4che.tool.dcm2xml.messages"); private File xsltFile; private boolean indent = false; private boolean includeKeyword = true; private boolean includeNamespaceDeclaration = false; private IncludeBulkData includeBulkData = IncludeBulkData.URI; private boolean catBlkFiles = false; private String blkFilePrefix = "blk"; private String blkFileSuffix; private File blkDirectory; private Attributes blkAttrs; private String xmlVersion = XML_1_0; public final void setXSLT(File xsltFile) { this.xsltFile = xsltFile; } public final void setIndent(boolean indent) { this.indent = indent; } public final void setIncludeKeyword(boolean includeKeyword) { this.includeKeyword = includeKeyword; } public final void setIncludeNamespaceDeclaration(boolean includeNamespaceDeclaration) { this.includeNamespaceDeclaration = includeNamespaceDeclaration; } public final void setIncludeBulkData(IncludeBulkData includeBulkData) { this.includeBulkData = includeBulkData; } public final void setConcatenateBulkDataFiles(boolean catBlkFiles) { this.catBlkFiles = catBlkFiles; } public final void setBulkDataFilePrefix(String blkFilePrefix) { this.blkFilePrefix = blkFilePrefix; } public final void setBulkDataFileSuffix(String blkFileSuffix) { this.blkFileSuffix = blkFileSuffix; } public final void setBulkDataDirectory(File blkDirectory) { this.blkDirectory = blkDirectory; } public final void setBulkDataAttributes(Attributes blkAttrs) { this.blkAttrs = blkAttrs; } public final void setXMLVersion(String xmlVersion) { this.xmlVersion = xmlVersion; } @SuppressWarnings("static-access") private static CommandLine parseComandLine(String[] args) throws ParseException { Options opts = new Options(); CLIUtils.addCommonOptions(opts); opts.addOption(OptionBuilder.withLongOpt("xsl").hasArg().withArgName("xsl-file") .withDescription(rb.getString("xsl")).create("x")); opts.addOption("I", "indent", false, rb.getString("indent")); opts.addOption("K", "no-keyword", false, rb.getString("no-keyword")); opts.addOption(null, "xmlns", false, rb.getString("xmlns")); opts.addOption(null, "xml11", false, rb.getString("xml11")); addBulkdataOptions(opts); return CLIUtils.parseComandLine(args, opts, rb, Dcm2Xml.class); } @SuppressWarnings("static-access") private static void addBulkdataOptions(Options opts) { OptionGroup group = new OptionGroup(); group.addOption( OptionBuilder.withLongOpt("no-bulkdata").withDescription(rb.getString("no-bulkdata")).create("B")); group.addOption(OptionBuilder.withLongOpt("with-bulkdata").withDescription(rb.getString("with-bulkdata")) .create("b")); opts.addOptionGroup(group); opts.addOption(OptionBuilder.withLongOpt("blk-file-dir").hasArg().withArgName("directory") .withDescription(rb.getString("blk-file-dir")).create("d")); opts.addOption(OptionBuilder.withLongOpt("blk-file-prefix").hasArg().withArgName("prefix") .withDescription(rb.getString("blk-file-prefix")).create()); opts.addOption(OptionBuilder.withLongOpt("blk-file-suffix").hasArg().withArgName("suffix") .withDescription(rb.getString("blk-file-dir")).create()); opts.addOption("c", "cat-blk-files", false, rb.getString("cat-blk-files")); opts.addOption(OptionBuilder.withLongOpt("blk-spec").hasArg().withArgName("xml-file") .withDescription(rb.getString("blk-spec")).create("X")); } @SuppressWarnings("unchecked") public static void main(String[] args) { try { CommandLine cl = parseComandLine(args); Dcm2Xml main = new Dcm2Xml(); if (cl.hasOption("x")) main.setXSLT(new File(cl.getOptionValue("x"))); main.setIndent(cl.hasOption("I")); main.setIncludeKeyword(!cl.hasOption("K")); main.setIncludeNamespaceDeclaration(cl.hasOption("xmlns")); if (cl.hasOption("xml11")) main.setXMLVersion(XML_1_1); configureBulkdata(main, cl); String fname = fname(cl.getArgList()); if (fname.equals("-")) { main.parse(new DicomInputStream(System.in)); } else { DicomInputStream dis = new DicomInputStream(new File(fname)); try { main.parse(dis); } finally { dis.close(); } } } catch (ParseException e) { System.err.println("dcm2xml: " + e.getMessage()); System.err.println(rb.getString("try")); System.exit(2); } catch (Exception e) { System.err.println("dcm2xml: " + e.getMessage()); e.printStackTrace(); System.exit(2); } } private static void configureBulkdata(Dcm2Xml dcm2xml, CommandLine cl) throws Exception { if (cl.hasOption("b")) { dcm2xml.setIncludeBulkData(IncludeBulkData.YES); } if (cl.hasOption("B")) { dcm2xml.setIncludeBulkData(IncludeBulkData.NO); } if (cl.hasOption("blk-file-prefix")) { dcm2xml.setBulkDataFilePrefix(cl.getOptionValue("blk-file-prefix")); } if (cl.hasOption("blk-file-suffix")) { dcm2xml.setBulkDataFileSuffix(cl.getOptionValue("blk-file-suffix")); } if (cl.hasOption("d")) { File tempDir = new File(cl.getOptionValue("d")); dcm2xml.setBulkDataDirectory(tempDir); } dcm2xml.setConcatenateBulkDataFiles(cl.hasOption("c")); if (cl.hasOption("X")) { dcm2xml.setBulkDataAttributes(parseXML(cl.getOptionValue("X"))); } } private static Attributes parseXML(String fname) throws Exception { Attributes attrs = new Attributes(); ContentHandlerAdapter ch = new ContentHandlerAdapter(attrs); SAXParserFactory f = SAXParserFactory.newInstance(); SAXParser p = f.newSAXParser(); p.parse(new File(fname), ch); return attrs; } private static String fname(List<String> argList) throws ParseException { int numArgs = argList.size(); if (numArgs == 0) throw new ParseException(rb.getString("missing")); if (numArgs > 1) throw new ParseException(rb.getString("too-many")); return argList.get(0); } public void parse(DicomInputStream dis) throws IOException, TransformerConfigurationException { dis.setIncludeBulkData(includeBulkData); if (blkAttrs != null) dis.setBulkDataDescriptor(BulkDataDescriptor.valueOf(blkAttrs)); dis.setBulkDataDirectory(blkDirectory); dis.setBulkDataFilePrefix(blkFilePrefix); dis.setBulkDataFileSuffix(blkFileSuffix); dis.setConcatenateBulkDataFiles(catBlkFiles); TransformerHandler th = getTransformerHandler(); Transformer t = th.getTransformer(); t.setOutputProperty(OutputKeys.INDENT, indent ? "yes" : "no"); t.setOutputProperty(OutputKeys.VERSION, xmlVersion); th.setResult(new StreamResult(System.out)); SAXWriter saxWriter = new SAXWriter(th); saxWriter.setIncludeKeyword(includeKeyword); saxWriter.setIncludeNamespaceDeclaration(includeNamespaceDeclaration); dis.setDicomInputHandler(saxWriter); dis.readDataset(-1, -1); } private TransformerHandler getTransformerHandler() throws TransformerConfigurationException, IOException { SAXTransformerFactory tf = (SAXTransformerFactory) TransformerFactory.newInstance(); if (xsltFile == null) return tf.newTransformerHandler(); TransformerHandler th = tf.newTransformerHandler(new StreamSource(xsltFile)); return th; } }