| /* |
| * |
| * 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 org.apache.royale.compiler.utils; |
| |
| import java.security.Permission; |
| |
| import com.google.javascript.jscomp.CommandLineRunner; |
| |
| public class JSClosureCompilerUtil |
| { |
| |
| public static void run(String[] options) |
| { |
| forbidSystemExitCall(); |
| try |
| { |
| JSClosureCommandLineRunner.main(options); |
| } |
| catch (ExitTrappedException e) |
| { |
| // (erikdebruin) the CLR issued an System.Exit(), but we have |
| // denied the request ;-) |
| } |
| finally |
| { |
| enableSystemExitCall(); |
| } |
| } |
| |
| private static class JSClosureCommandLineRunner extends CommandLineRunner |
| { |
| JSClosureCommandLineRunner(String[] args) |
| { |
| super(args); |
| } |
| |
| public static void main(String[] args) |
| { |
| JSClosureCommandLineRunner runner = new JSClosureCommandLineRunner( |
| args); |
| |
| if (runner.shouldRunCompiler()) |
| { |
| runner.run(); |
| } |
| else |
| { |
| System.exit(-1); |
| } |
| } |
| } |
| |
| private static class ExitTrappedException extends SecurityException |
| { |
| private static final long serialVersionUID = 666; |
| } |
| |
| private static void forbidSystemExitCall() |
| { |
| final SecurityManager securityManager = new SecurityManager() { |
| @Override |
| public void checkPermission(Permission permission) |
| { |
| } |
| |
| @Override |
| public void checkExit(int status) |
| { |
| throw new ExitTrappedException(); |
| } |
| }; |
| |
| System.setSecurityManager(securityManager); |
| } |
| |
| private static void enableSystemExitCall() |
| { |
| System.setSecurityManager(null); |
| } |
| |
| } |