forked from amazingfate/loongoffice
578 lines
19 KiB
Java
578 lines
19 KiB
Java
/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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package com.sun.star.beans;
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import java.io.File;
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import java.util.Iterator;
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import java.util.List;
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import java.util.ArrayList;
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import com.sun.star.lang.XMultiComponentFactory;
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import com.sun.star.lang.XEventListener;
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import com.sun.star.bridge.XUnoUrlResolver;
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import com.sun.star.uno.XComponentContext;
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import com.sun.star.uno.UnoRuntime;
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import com.sun.star.lib.uno.helper.UnoUrl;
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import com.sun.star.lib.util.NativeLibraryLoader;
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/**
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* This class represents a connection to the local office application.
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* @deprecated
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*/
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public class LocalOfficeConnection
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implements OfficeConnection
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{
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public static final String OFFICE_APP_NAME = "soffice";
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public static final String OFFICE_LIB_NAME = "officebean";
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public static final String OFFICE_ID_SUFFIX = "_Office";
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private Process mProcess;
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private XComponentContext mContext;
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private String mURL;
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private String mProgramPath;
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private String mConnType;
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private String mPipe;
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private String mPort;
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private String mProtocol;
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private String mInitialObject;
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private List<XEventListener> mComponents = new ArrayList<XEventListener>();
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/**
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* Constructor.
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* Sets up paths to the office application and native libraries if
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* values are available in <code>OFFICE_PROP_FILE</code> in the user
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* home directory.<br />
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* "com.sun.star.beans.path" - the office application directory;<br/>
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* "com.sun.star.beans.libpath" - native libraries directory.
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*/
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public LocalOfficeConnection()
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{
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// init member vars
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try
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{
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setUnoUrl( "uno:pipe,name=" + getPipeName() + ";urp;StarOffice.ServiceManager" );
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}
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catch ( java.net.MalformedURLException e )
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{}
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// load libofficebean.so/officebean.dll
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String aSharedLibName = getProgramPath() + java.io.File.separator +
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System.mapLibraryName(OFFICE_LIB_NAME);
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// At least Oracle's 1.7.0_51 now maps to .dylib rather than .jnilib:
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if (System.getProperty("os.name").startsWith("Mac")
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&& aSharedLibName.endsWith(".dylib"))
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{
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aSharedLibName
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= aSharedLibName.substring(
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0, aSharedLibName.length() - "dylib".length())
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+ "jnilib";
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}
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System.load( aSharedLibName );
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}
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/**
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* Sets a connection URL.
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* This implementation accepts a UNO URL with following format:<br />
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* <pre>
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* url := uno:localoffice[,<params>];urp;StarOffice.ServiceManager
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* params := <path>[,<pipe>]
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* path := path=<pathv>
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* pipe := pipe=<pipev>
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* pathv := platform_specific_path_to_the_local_office_distribution
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* pipev := local_office_connection_pipe_name
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* </pre>
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*
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* @param url This is UNO URL which describes the type of a connection.
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*/
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public void setUnoUrl(String url)
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throws java.net.MalformedURLException
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{
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mURL = null;
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String prefix = "uno:localoffice";
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if ( url.startsWith(prefix) )
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parseUnoUrlWithOfficePath( url, prefix );
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else
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{
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try
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{
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UnoUrl aURL = UnoUrl.parseUnoUrl( url );
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mProgramPath = null;
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mConnType = aURL.getConnection();
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mPipe = aURL.getConnectionParameters().get( "pipe" );
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mPort = aURL.getConnectionParameters().get( "port" );
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mProtocol = aURL.getProtocol();
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mInitialObject = aURL.getRootOid();
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}
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catch ( com.sun.star.lang.IllegalArgumentException eIll )
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{
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throw new java.net.MalformedURLException(
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"Invalid UNO connection URL.");
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}
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}
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mURL = url;
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}
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/**
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* Sets an AWT container factory.
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*
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* @param containerFactory This is a application provided AWT container
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* factory.
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*/
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public void setContainerFactory(ContainerFactory containerFactory)
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{
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}
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/**
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* Retrieves the UNO component context.
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* Establishes a connection if necessary and initialises the
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* UNO service manager if it has not already been initialised.
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* This method can return <code>null</code> if it fails to connect
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* to the office application.
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*
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* @return The office UNO component context.
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*/
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public XComponentContext getComponentContext()
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{
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if ( mContext == null )
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mContext = connect();
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return mContext;
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}
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/**
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* Closes the connection.
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*/
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public void dispose()
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{
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Iterator<XEventListener> itr = mComponents.iterator();
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while (itr.hasNext()) {
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// ignore runtime exceptions in dispose
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try { itr.next().disposing(null); }
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catch ( RuntimeException aExc ) {}
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}
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mComponents.clear();
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mContext = null;
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}
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/**
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* Adds an event listener to the object.
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*
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* @param listener is a listener object.
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*/
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public void addEventListener(XEventListener listener)
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{
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mComponents.add(listener);
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}
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/**
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* Removes an event listener from the listener list.
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*
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* @param listener is a listener object.
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*/
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public void removeEventListener(XEventListener listener)
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{
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mComponents.remove(listener);
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}
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/**
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* Establishes the connection to the office.
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*/
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private XComponentContext connect()
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{
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try
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{
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// create default local component context
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XComponentContext xLocalContext =
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com.sun.star.comp.helper.Bootstrap.createInitialComponentContext(null);
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// initial serviceManager
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XMultiComponentFactory xLocalServiceManager = xLocalContext.getServiceManager();
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// create a urlresolver
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Object urlResolver = xLocalServiceManager.createInstanceWithContext(
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"com.sun.star.bridge.UnoUrlResolver", xLocalContext );
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// query for the XUnoUrlResolver interface
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XUnoUrlResolver xUrlResolver =
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UnoRuntime.queryInterface( XUnoUrlResolver.class, urlResolver );
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// try to connect to soffice
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Object aInitialObject = null;
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try
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{
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aInitialObject = xUrlResolver.resolve( mURL );
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}
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catch( com.sun.star.connection.NoConnectException e )
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{
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// launch soffice
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OfficeService aSOffice = new OfficeService();
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aSOffice.startupService();
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// wait until soffice is started
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long nMaxMillis = System.currentTimeMillis() + 1000*aSOffice.getStartupTime();
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while ( aInitialObject == null )
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{
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try
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{
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// try to connect to soffice
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Thread.sleep( 500 );
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aInitialObject = xUrlResolver.resolve( mURL );
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}
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catch( com.sun.star.connection.NoConnectException aEx )
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{
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// soffice did not start in time
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if ( System.currentTimeMillis() > nMaxMillis )
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throw aEx;
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}
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}
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}
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// XComponentContext
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if( null != aInitialObject )
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{
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XPropertySet xPropertySet = UnoRuntime.queryInterface( XPropertySet.class, aInitialObject);
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Object xContext = xPropertySet.getPropertyValue("DefaultContext");
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XComponentContext xComponentContext = UnoRuntime.queryInterface(
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XComponentContext.class, xContext);
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return xComponentContext;
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}
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}
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catch( com.sun.star.connection.NoConnectException e )
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{
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System.out.println( "Couldn't connect to remote server" );
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System.out.println( e.getMessage() );
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}
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catch( com.sun.star.connection.ConnectionSetupException e )
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{
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System.out.println( "Couldn't access necessary local resource to establish the interprocess connection" );
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System.out.println( e.getMessage() );
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}
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catch( com.sun.star.lang.IllegalArgumentException e )
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{
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System.out.println( "uno-url is syntactical illegal ( " + mURL + " )" );
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System.out.println( e.getMessage() );
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}
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catch( com.sun.star.uno.RuntimeException e )
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{
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System.out.println( "--- RuntimeException:" );
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System.out.println( e.getMessage() );
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e.printStackTrace();
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System.out.println( "--- end." );
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throw e;
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}
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catch( java.lang.Exception e )
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{
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System.out.println( "java.lang.Exception: " );
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System.out.println( e );
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e.printStackTrace();
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System.out.println( "--- end." );
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throw new com.sun.star.uno.RuntimeException( e.toString() );
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}
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return null;
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}
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/**
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* Retrieves a path to the office program folder.
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*
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* @return The path to the office program folder.
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*/
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private String getProgramPath()
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{
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if (mProgramPath == null)
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{
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// determine name of executable soffice
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String aExec = OFFICE_APP_NAME; // default for UNIX
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String aOS = System.getProperty("os.name");
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// running on Windows?
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if (aOS.startsWith("Windows"))
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aExec = OFFICE_APP_NAME + ".exe";
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// add other non-UNIX operating systems here
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// find soffice executable relative to this class's class loader:
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File path = NativeLibraryLoader.getResource(
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this.getClass().getClassLoader(), aExec);
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if (path != null) {
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mProgramPath = path.getParent();
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}
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// default is ""
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if ( mProgramPath == null )
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mProgramPath = "";
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}
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return mProgramPath;
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}
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/**
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* Parses a connection URL.
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* This method accepts a UNO URL with following format:<br />
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* <pre>
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* url := uno:localoffice[,<params>];urp;StarOffice.NamingService
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* params := <path>[,<pipe>]
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* path := path=<pathv>
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* pipe := pipe=<pipev>
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* pathv := platform_specific_path_to_the_local_office_distribution
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* pipev := local_office_connection_pipe_name
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* </pre>
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*
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* <h4>Examples</h4>
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* <ul>
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* <li>"uno:localoffice,pipe=xyz_Office,path=/opt/openoffice11/program;urp;StarOffice.ServiceManager";
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* <li>"uno:socket,host=localhost,port=8100;urp;StarOffice.ServiceManager";
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* </ul>
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*
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* @param url This is UNO URL which describes the type of a connection.
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* @exception java.net.MalformedURLException when inappropreate URL was
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* provided.
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*/
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private void parseUnoUrlWithOfficePath(String url, String prefix)
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throws java.net.MalformedURLException
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{
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// Extruct parameters.
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int idx = url.indexOf(";urp;StarOffice.NamingService");
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if (idx < 0)
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throw new java.net.MalformedURLException(
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"Invalid UNO connection URL.");
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String params = url.substring(prefix.length(), idx + 1);
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// Parse parameters.
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String name = null;
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String path = null;
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String pipe = null;
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char ch;
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int state = 0;
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StringBuffer buffer = new StringBuffer();
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for(idx = 0; idx < params.length(); idx += 1) {
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ch = params.charAt(idx);
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switch (state) {
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case 0: // initial state
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switch(ch) {
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case ',':
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buffer.delete(0, buffer.length());
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state = 1;
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break;
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case ';':
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state = 7;
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break;
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default:
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buffer.delete(0, buffer.length());
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buffer.append(ch);
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state = 1;
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break;
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}
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break;
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case 1: // parameter name
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switch(ch) {
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case ' ':
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case '=':
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name = buffer.toString();
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state = (ch == ' ')? 2: 3;
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break;
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case ',':
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case ';':
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state = -6; // error: invalid name
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break;
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default:
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buffer.append(ch);
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break;
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}
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break;
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case 2: // equal between the name and the value
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switch(ch) {
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case '=':
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state = 3;
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break;
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case ' ':
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break;
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default:
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state = -1; // error: missing '='
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break;
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}
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break;
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case 3: // value leading spaces
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switch(ch) {
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case ' ':
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break;
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default:
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buffer.delete(0, buffer.length());
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buffer.append(ch);
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state = 4;
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break;
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}
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break;
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case 4: // value
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switch(ch) {
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case ' ':
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case ',':
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case ';':
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idx -= 1; // put back the last read character
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state = 5;
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if (("path").equals(name)) {
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if (path == null)
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path = buffer.toString();
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else
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state = -3; // error: more than one 'path'
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} else if (("pipe").equals(name)) {
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if (pipe == null)
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pipe = buffer.toString();
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else
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state = -4; // error: more than one 'pipe'
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} else
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state = -2; // error: unknown parameter
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buffer.delete(0, buffer.length());
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break;
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default:
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buffer.append(ch);
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break;
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}
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break;
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case 5: // a delimeter after the value
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switch(ch) {
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case ' ':
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break;
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case ',':
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state = 6;
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break;
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case ';':
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state = 7;
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break;
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default:
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state = -5; // error: ' ' inside the value
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break;
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}
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break;
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case 6: // leading spaces before next parameter name
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switch(ch) {
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case ' ':
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break;
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default:
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buffer.delete(0, buffer.length());
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buffer.append(ch);
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state = 1;
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break;
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}
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break;
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default:
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throw new java.net.MalformedURLException(
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"Invalid UNO connection URL.");
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}
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}
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if (state != 7)
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throw new java.net.MalformedURLException(
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"Invalid UNO connection URL.");
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// Set up the connection parameters.
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if (path != null)
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mProgramPath = path;
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if (pipe != null)
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mPipe = pipe;
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}
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/** creates a unique pipe name.
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*/
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static String getPipeName()
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{
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// turn user name into a URL and file system safe name (% chars will not work)
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String aPipeName = System.getProperty("user.name") + OFFICE_ID_SUFFIX;
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aPipeName = aPipeName.replace( "_", "%B7" );
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return java.net.URLEncoder.encode(aPipeName).replace( "\\+", "%20" ).replace( "%", "_" );
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}
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/**
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* @para This is an implementation of the native office service.
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* @deprecated
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*/
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private class OfficeService
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implements NativeService
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{
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/**
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* Retrieve the office service identifier.
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*
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* @return The identifier of the office service.
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*/
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public String getIdentifier()
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{
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if ( mPipe == null)
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return getPipeName();
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else
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return mPipe;
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}
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/**
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* Starts the office process.
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*/
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public void startupService()
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throws java.io.IOException
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{
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// create call with arguments
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String[] cmdArray = new String[4];
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cmdArray[0] = (new File(getProgramPath(), OFFICE_APP_NAME)).getPath();
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cmdArray[1] = "--nologo";
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cmdArray[2] = "--nodefault";
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if ( mConnType.equals( "pipe" ) )
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cmdArray[3] = "--accept=pipe,name=" + getIdentifier() + ";" +
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mProtocol + ";" + mInitialObject;
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else if ( mConnType.equals( "socket" ) )
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cmdArray[3] = "--accept=socket,port=" + mPort + ";urp";
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else
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throw new java.io.IOException( "not connection specified" );
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// start process
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mProcess = Runtime.getRuntime().exec(cmdArray);
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if ( mProcess == null )
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throw new RuntimeException( "cannot start soffice: " + cmdArray );
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}
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/**
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* Retrieves the amount of time to wait for the startup.
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*
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* @return The amount of time to wait in seconds(?).
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*/
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public int getStartupTime()
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{
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return 60;
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}
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}
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}
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