111 lines
3.6 KiB
Java
111 lines
3.6 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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// base classes
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import com.sun.star.uno.UnoRuntime;
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import com.sun.star.bridge.XUnoUrlResolver;
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import com.sun.star.lang.XMultiServiceFactory;
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/** @descr This class establishes a connection to a LibreOffice application.
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*/
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public class OfficeConnection
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{
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public OfficeConnection (int nPortNumber)
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{
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mnDefaultPort = nPortNumber;
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connect ();
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}
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/** @descr Return the service manager that represents the connected
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LibreOffice application
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*/
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public XMultiServiceFactory getServiceManager ()
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{
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if ( ! mbInitialized)
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connect ();
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return maServiceManager;
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}
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/** @descr Return a flag that indicates if the constructor has been able to
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establish a valid connection.
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*/
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public boolean connectionIsValid ()
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{
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return getServiceManager() != null;
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}
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/** @descr Connect to an already running LibreOffice application.
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*/
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private void connect ()
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{
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connect (msDefaultHost, mnDefaultPort);
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}
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private void connect (String hostname)
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{
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connect (hostname, mnDefaultPort);
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}
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/** @descr Connect to a already running LibreOffice application that has
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been started with a command line argument like
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"--accept=socket,host=localhost,port=5678;urp;"
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*/
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private void connect (String hostname, int portnumber)
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{
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mbInitialized = true;
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// Set up connection string.
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String sConnectString = "uno:socket,host=" + hostname + ",port=" + portnumber
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+ ";urp;StarOffice.ServiceManager";
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// connect to a running office and get the ServiceManager
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try
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{
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// Create a URL Resolver.
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XMultiServiceFactory aLocalServiceManager =
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com.sun.star.comp.helper.Bootstrap.createSimpleServiceManager();
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XUnoUrlResolver aURLResolver = UnoRuntime.queryInterface (
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XUnoUrlResolver.class,
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aLocalServiceManager.createInstance ("com.sun.star.bridge.UnoUrlResolver")
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);
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maServiceManager = UnoRuntime.queryInterface (
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XMultiServiceFactory.class,
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aURLResolver.resolve (sConnectString)
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);
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}
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catch (Exception e)
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{
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MessageArea.println ("Could not connect with " + sConnectString + " : " + e);
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MessageArea.println ("Please start LibreOffice with "
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+ "\"--accept=socket,host=localhost,port=5678;urp;\"");
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}
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}
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private int mnDefaultPort = 5678;
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private final String msDefaultHost = "localhost";
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private XMultiServiceFactory maServiceManager = null;
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/** A value of true just indicates that it has been tried to establish a connection,
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not that that has been successfull.
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*/
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private boolean mbInitialized = false;
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}
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