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| -rw-r--r-- | xmerge/source/bridge/java/XMergeBridge.java | 579 |
1 files changed, 579 insertions, 0 deletions
diff --git a/xmerge/source/bridge/java/XMergeBridge.java b/xmerge/source/bridge/java/XMergeBridge.java new file mode 100644 index 000000000..6506326c4 --- /dev/null +++ b/xmerge/source/bridge/java/XMergeBridge.java @@ -0,0 +1,579 @@ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 . + */ + +/** You can find more + * information on the following web page: + * https://api.libreoffice.org/docs/common/ref/com/sun/star/module-ix.html + */ + +/*Java Uno Helper Classes*/ +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.net.URI; +import java.util.Iterator; + +import javax.xml.parsers.ParserConfigurationException; + +import org.openoffice.xmerge.Convert; +import org.openoffice.xmerge.ConvertData; +import org.openoffice.xmerge.ConverterFactory; +import org.openoffice.xmerge.Document; +import org.openoffice.xmerge.converter.xml.OfficeDocument; +import org.openoffice.xmerge.util.registry.ConverterInfo; +import org.openoffice.xmerge.util.registry.ConverterInfoMgr; +import org.openoffice.xmerge.util.registry.ConverterInfoReader; + +import com.sun.star.comp.loader.FactoryHelper; +import com.sun.star.frame.XConfigManager; +import com.sun.star.io.XInputStream; +import com.sun.star.io.XOutputStream; +import com.sun.star.lang.XMultiServiceFactory; +import com.sun.star.lang.XServiceInfo; +import com.sun.star.lang.XServiceName; +import com.sun.star.lang.XSingleServiceFactory; +import com.sun.star.lang.XTypeProvider; +import com.sun.star.lib.uno.adapter.XInputStreamToInputStreamAdapter; +import com.sun.star.lib.uno.adapter.XOutputStreamToOutputStreamAdapter; +import com.sun.star.registry.XRegistryKey; +import com.sun.star.uno.AnyConverter; +import com.sun.star.uno.Type; +import com.sun.star.uno.UnoRuntime; +import com.sun.star.xml.XExportFilter; +import com.sun.star.xml.XImportFilter; +import com.sun.star.xml.sax.InputSource; +import com.sun.star.xml.sax.XDocumentHandler; +import com.sun.star.xml.sax.XParser; + +/** This outer class provides an inner class to implement the service + * description and a method to instantiate the + * component on demand (__getServiceFactory()). + */ +public class XMergeBridge { + + private static XMultiServiceFactory xMSF; + private static XInputStream xInStream =null; + private static XOutputStream xOutStream=null; + private static String udJarPath=null; + private static XOutputStream xos = null; + private static String offMime=null; + private static String sdMime=null; + private static String sFileName=null; + private static String sURL=""; + + /** This inner class provides the component as a concrete implementation + * of the service description. It implements the needed interfaces. + */ + public static class _XMergeBridge implements + XImportFilter, + XExportFilter, + XServiceName, + XServiceInfo, + XDocumentHandler, + XTypeProvider { + + /** The component will be registered under this name. + */ + private static final String __serviceName = "com.sun.star.documentconversion.XMergeBridge"; + + public com.sun.star.uno.Type[] getTypes() { + Type[] typeReturn = {}; + + try { + typeReturn = new Type[] { + new Type( XTypeProvider.class ), + new Type( XImportFilter.class ), + new Type( XExportFilter.class ), + new Type( XServiceName.class ), + new Type( XServiceInfo.class ) }; + } + catch( Exception exception ) { + + } + + return typeReturn; + } + + private String getFileName(String origName) + { + String name; + if (origName !=null) + { + if(origName.equalsIgnoreCase("")) + name = "OutFile"; + else { + if (origName.lastIndexOf("/")>=0){ + origName=origName.substring(origName.lastIndexOf("/")+1,origName.length()); + } + if (origName.lastIndexOf(".")>=0){ + name = origName.substring(0, origName.lastIndexOf(".")); + } + else{ + name=origName; + } + } + } + else{ + name = "OutFile"; + } + return name; + } + + public boolean importer(com.sun.star.beans.PropertyValue[] aSourceData, + com.sun.star.xml.sax.XDocumentHandler xDocHandler, + String[] msUserData) throws com.sun.star.uno.RuntimeException { + + sFileName=""; + sURL=""; + udJarPath=msUserData[1]; + offMime =msUserData[4]; + sdMime = msUserData[5]; + com.sun.star.io.XInputStream xis=null; + com.sun.star.beans.PropertyValue[] pValue = aSourceData; + + for (int i = 0 ; i < pValue.length; i++) + { + + try{ + if (pValue[i].Name.equals("InputStream")){ + xis=(com.sun.star.io.XInputStream)AnyConverter.toObject(new Type(com.sun.star.io.XInputStream.class), pValue[i].Value); + } + if (pValue[i].Name.equals("FileName")){ + sFileName=(String)AnyConverter.toObject(new Type(String.class), pValue[i].Value); + } + + } + catch(com.sun.star.lang.IllegalArgumentException AnyExec){ + System.out.println("\nIllegalArgumentException "+AnyExec); + } + + } + + try{ + + Object xCfgMgrObj=xMSF.createInstance("com.sun.star.config.SpecialConfigManager"); + XConfigManager xCfgMgr = UnoRuntime.queryInterface( + XConfigManager.class , xCfgMgrObj ); + String PathString=xCfgMgr.substituteVariables("$(progurl)" ); + PathString= PathString.concat("/"); + udJarPath= PathString.concat(udJarPath); + + Object xPipeObj=xMSF.createInstance("com.sun.star.io.Pipe"); + xInStream = UnoRuntime.queryInterface( + XInputStream.class , xPipeObj ); + xOutStream = UnoRuntime.queryInterface( + XOutputStream.class , xPipeObj ); + convert (xis,xOutStream,false,udJarPath,sFileName,offMime,sdMime); + Object xSaxParserObj=xMSF.createInstance("com.sun.star.xml.sax.Parser"); + + XParser xParser = UnoRuntime.queryInterface( + XParser.class , xSaxParserObj ); + xOutStream.closeOutput(); + InputSource aInput = new InputSource(); + if (sFileName==null){ + sFileName=""; + } + aInput.sSystemId = sFileName; + aInput.aInputStream =xInStream; + xParser.setDocumentHandler ( xDocHandler ); + + xParser.parseStream ( aInput ); + xOutStream.closeOutput(); + xInStream.closeInput(); + + } + catch (IOException e){ + return false; + } + catch (Exception e){ + return false; + } + return true; + } + + public boolean exporter(com.sun.star.beans.PropertyValue[] aSourceData, + String[] msUserData) throws com.sun.star.uno.RuntimeException{ + + sFileName=null; + sURL=null; + udJarPath=msUserData[1]; + offMime =msUserData[4]; + sdMime = msUserData[5]; + + com.sun.star.beans.PropertyValue[] pValue = aSourceData; + for (int i = 0 ; i < pValue.length; i++) + { + + try{ + if (pValue[i].Name.equals("OutputStream")){ + xos=(com.sun.star.io.XOutputStream)AnyConverter.toObject(new Type(com.sun.star.io.XOutputStream.class), pValue[i].Value); + } + + if (pValue[i].Name.equals("FileName")){ + sFileName=(String)AnyConverter.toObject(new Type(String.class), pValue[i].Value); + } + + if (pValue[i].Name.equals("URL")){ + sURL=(String)AnyConverter.toObject(new Type(String.class), pValue[i].Value); + } + } + catch(com.sun.star.lang.IllegalArgumentException AnyExec){ + System.out.println("\nIllegalArgumentException "+AnyExec); + } + } + + if (sURL==null){ + sURL=""; + } + + try{ + + Object xCfgMgrObj=xMSF.createInstance("com.sun.star.config.SpecialConfigManager"); + XConfigManager xCfgMgr = UnoRuntime.queryInterface( + XConfigManager.class , xCfgMgrObj ); + + String PathString=xCfgMgr.substituteVariables("$(progurl)" ); + PathString= PathString.concat("/"); + udJarPath= PathString.concat(udJarPath); + + Object xPipeObj=xMSF.createInstance("com.sun.star.io.Pipe"); + xInStream = UnoRuntime.queryInterface( + XInputStream.class , xPipeObj ); + xOutStream = UnoRuntime.queryInterface( + XOutputStream.class , xPipeObj ); + } + catch (Exception e){ + System.out.println("Exception "+e); + return false; + } + + return true; + } + + private String needsMask(String origString){ + if (origString.contains("&")) { + origString = origString.replace("&","&"); + } + if (origString.contains("\"")) { + origString = origString.replace("\"","""); + } + if (origString.contains("<")) { + origString = origString.replace("<","<"); + } + if (origString.contains(">")) { + origString = origString.replace(">",">"); + } + return origString; + } + + public void startDocument () { + } + + public void endDocument()throws com.sun.star.uno.RuntimeException + { + + try{ + xOutStream.closeOutput(); + convert (xInStream,xos,true,udJarPath,sURL,offMime,sdMime); + + } + catch (IOException e){ + throw new com.sun.star.uno.RuntimeException(e); + + } + catch (Exception e){ + throw new com.sun.star.uno.RuntimeException(e); + + } + } + + public void startElement (String str, com.sun.star.xml.sax.XAttributeList xattribs) + { + + str="<".concat(str); + if (xattribs !=null) + { + str= str.concat(" "); + int len=xattribs.getLength(); + for (short i=0;i<len;i++) + { + str=str.concat(xattribs.getNameByIndex(i)); + str=str.concat("=\""); + str=str.concat(needsMask(xattribs.getValueByIndex(i))); + str=str.concat("\" "); + } + } + str=str.concat(">"); + + try{ + xOutStream.writeBytes(str.getBytes("UTF-8")); + } + catch (Exception e){ + System.out.println("\n"+e); + } + + } + + public void endElement(String str){ + + str="</".concat(str); + str=str.concat(">"); + try{ + xOutStream.writeBytes(str.getBytes("UTF-8")); + + } + catch (Exception e){ + System.out.println("\n"+e); + } + + } + public void characters(String str){ + str=needsMask(str); + try{ + xOutStream.writeBytes(str.getBytes("UTF-8")); + } + catch (Exception e){ + System.out.println("\n"+e); + } + + } + + public void ignorableWhitespace(String str){ + + } + public void processingInstruction(String aTarget, String aData){ + + } + + public void setDocumentLocator(com.sun.star.xml.sax.XLocator xLocator){ + + } + + private static void close(FileOutputStream c) throws IOException { + if (c == null) return; + c.close(); + } + + private void convert (com.sun.star.io.XInputStream xml,com.sun.star.io.XOutputStream device, + boolean convertFromOffice,String pluginUrl,String FileName,String offMime,String sdMime) throws com.sun.star.uno.RuntimeException, IOException { + + String jarName = pluginUrl; + String name= getFileName(FileName); + + Iterator<ConverterInfo> ciEnum= null; + + XInputStreamToInputStreamAdapter xis =new XInputStreamToInputStreamAdapter(xml); + + XOutputStreamToOutputStreamAdapter newxos =new XOutputStreamToOutputStreamAdapter(device); + + /* make sure newxos and xis get closed */ + try{ + try{ + ConverterInfoReader cir = new ConverterInfoReader(jarName,false); + ciEnum =cir.getConverterInfoEnumeration(); + } + catch (ParserConfigurationException pexc){ + System.out.println("Error:"+pexc); + } + catch ( org.xml.sax.SAXException pexc){ + System.out.println("Error:"+pexc); + } + catch(Exception e){ + System.out.println("Error:"+e); + } + ConverterInfoMgr. removeByJar(jarName); + if (convertFromOffice) + { + + try { + + //Check to see if jar contains a plugin Impl + + ConverterInfoMgr.addPlugIn(ciEnum); + ConverterFactory cf = new ConverterFactory(); + + Convert cv = cf.getConverter(ConverterInfoMgr.findConverterInfo(sdMime,offMime),false); + if (cv == null) { + System.out.println("\nNo plug-in exists to convert from <staroffice/sxw> to <specified format> "); + + } + else + { + cv.addInputStream(name,xis,false); + ConvertData dataOut = cv.convert(); + + Iterator<Object> docEnum = dataOut.getDocumentEnumeration(); + + if (docEnum.hasNext()){ + Document docOut = (Document)docEnum.next(); + docOut.write(newxos); + + newxos.flush(); + newxos.close(); + newxos = null; + + int i=1; + while (docEnum.hasNext() && sURL.startsWith("file:")) { + + URI uri=new URI(sURL); + String newFileName= getPath(uri); + + File newFile; + if (newFileName.lastIndexOf(".")!=-1){ + newFile =new File(newFileName.substring(0,newFileName.lastIndexOf("."))+String.valueOf(i)+newFileName.substring(newFileName.lastIndexOf("."))); + } + else{ + newFile =new File(newFileName.concat(String.valueOf(i))); + } + + FileOutputStream fos = null; + try { + fos = new FileOutputStream(newFile); + docOut = (Document)docEnum.next(); + docOut.write(fos); + fos.flush(); + } finally { + close(fos); + } + i++; + + } + + } + } + ConverterInfoMgr.removeByJar(jarName); + } + catch (Exception ex1) { + IOException ex2 = new IOException(); + ex2.initCause(ex1); + throw ex2; + } + } + else{ + + try { + //Check to see if jar contains a plugin Impl + ConverterInfoMgr.addPlugIn(ciEnum); + ConverterFactory cf = new ConverterFactory(); + Convert cv = cf.getConverter(ConverterInfoMgr.findConverterInfo(sdMime,offMime),true); + if (cv == null) { + System.out.println("\nNo plug-in exists to convert to <staroffice/sxw> from <specified format>"); + } + else + { + + cv.addInputStream(name,xis,false); + ConvertData dataIn = cv.convert(); + Iterator<Object> docEnum = dataIn.getDocumentEnumeration(); + while (docEnum.hasNext()) { + OfficeDocument docIn = (OfficeDocument)docEnum.next(); + + docIn.write(newxos,false); + } + newxos.close(); + newxos = null; + } + ConverterInfoMgr.removeByJar(jarName); + } + catch (StackOverflowError sOE){ + System.out.println("\nERROR : Stack Overflow. \n Increase of the JRE by adding the following line to the end of the javarc file \n \"-Xss1m\"\n"); + } + catch (Exception ex1) { + IOException ex2 = new IOException(); + ex2.initCause(ex1); + throw ex2; + } + + } + } + finally{ + if (newxos != null){ + try { + newxos.flush(); + } catch (IOException e) { + } + newxos.close(); + } + xis.close(); + } + } + + private String getPath(URI uri){ + String path = uri.getPath(); + String opSys=System.getProperty("os.name"); + if(opSys.contains("Windows")){ + path= path.replace('/','\\'); + path = path.substring(1); + } + return path; + } + + // Implement methods from interface XTypeProvider + public byte[] getImplementationId() { + return new byte[0]; + } + + // Implement method from interface XServiceName + public String getServiceName() { + return __serviceName; + } + + // Implement methods from interface XServiceInfo + public boolean supportsService(String stringServiceName) { + return stringServiceName.equals( __serviceName ); + } + + public String getImplementationName() { + return _XMergeBridge.class.getName(); + } + + public String[] getSupportedServiceNames() { + String[] stringSupportedServiceNames = { __serviceName }; + return stringSupportedServiceNames; + } + } + + /** + * Returns a factory for creating the service. + * This method is called by the <code>JavaLoader</code> + * + * @return returns a <code>XSingleServiceFactory</code> for creating the + * component + * + * @param implName the name of the implementation for which a + * service is desired + * @param multiFactory the service manager to be used if needed + * @param regKey the registryKey + * + * @see com.sun.star.comp.loader.JavaLoader + */ + public static XSingleServiceFactory __getServiceFactory(String implName, + XMultiServiceFactory multiFactory, + XRegistryKey regKey) { + xMSF= multiFactory; + XSingleServiceFactory xSingleServiceFactory = null; + if (implName.equals(_XMergeBridge.class.getName()) ) { + xSingleServiceFactory = FactoryHelper.getServiceFactory(_XMergeBridge.class, + _XMergeBridge.__serviceName, + multiFactory, + regKey); + } + + return xSingleServiceFactory; + } +} |