| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| package com.sun.star.lib.unoloader; |
| |
| import java.io.IOException; |
| import java.lang.reflect.InvocationTargetException; |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| import java.security.AccessController; |
| import java.security.PrivilegedActionException; |
| import java.security.PrivilegedExceptionAction; |
| |
| /** |
| * A helper class for executing UNO JARs. |
| * |
| * <p><em>This class is not yet stable.</em></p> |
| * |
| * @since UDK 3.2.0 |
| */ |
| public final class UnoLoader { |
| /** |
| * Executes a UNO JAR. |
| * |
| * @param base a base URL relative to which the URE JARs |
| * (<code>jurt.jar</code>, <code>ridl.jar</code>, etc.) can be found; must |
| * not be <code>null</code>. |
| * |
| * @param jar the URL of a UNO JAR that specifies a Main-Class; must not be |
| * <code>null</code>. |
| * |
| * @param arguments any arguments passed to the <code>main</code> method of |
| * the specified Main-Class of the given JAR <code>jar</code>; must not be |
| * <code>null</code>. |
| * |
| * @throws IOException if the given <code>base</code> URL is malformed, or |
| * if there are any problems processing the given JAR <code>jar</code>. |
| * |
| * @throws ClassNotFoundException if the given JAR <code>jar</code> does not |
| * specify a Main-Class, or if the specified Main-Class cannot be found. |
| * |
| * @throws NoSuchMethodException if the specified Main-Class of the given |
| * JAR <code>jar</code> does not have an appropriate <code>main</code> |
| * method. |
| * |
| * @throws InvocationTargetException if an exception occurs while executing |
| * the <code>main</code> method of the specified Main-Class of the given JAR |
| * <code>jar</code>. |
| */ |
| public static void execute(final URL base, URL jar, String[] arguments) |
| throws IOException, ClassNotFoundException, NoSuchMethodException, |
| InvocationTargetException |
| { |
| UnoClassLoader cl; |
| try { |
| cl = (UnoClassLoader) AccessController.doPrivileged( |
| new PrivilegedExceptionAction() { |
| public Object run() throws MalformedURLException { |
| return new UnoClassLoader( |
| base, null, UnoLoader.class.getClassLoader()); |
| } |
| }); |
| } catch (PrivilegedActionException e) { |
| throw (MalformedURLException) e.getException(); |
| } |
| cl.execute(jar, arguments); |
| } |
| |
| private UnoLoader() {} |
| } |