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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 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() {}
}
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