| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed 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.android.internal.util; |
| |
| import java.lang.reflect.Method; |
| |
| /** |
| * Binds native framework methods and then invokes a main class with the |
| * remaining arguments. |
| */ |
| class WithFramework { |
| |
| /** |
| * Invokes main(String[]) method on class in args[0] with args[1..n]. |
| */ |
| public static void main(String[] args) throws Exception { |
| if (args.length == 0) { |
| printUsage(); |
| return; |
| } |
| |
| Class<?> mainClass = Class.forName(args[0]); |
| |
| System.loadLibrary("android_runtime"); |
| if (registerNatives() < 0) { |
| throw new RuntimeException("Error registering natives."); |
| } |
| |
| String[] newArgs = new String[args.length - 1]; |
| System.arraycopy(args, 1, newArgs, 0, newArgs.length); |
| Method mainMethod = mainClass.getMethod("main", String[].class); |
| mainMethod.invoke(null, new Object[] { newArgs }); |
| } |
| |
| private static void printUsage() { |
| System.err.println("Usage: dalvikvm " + WithFramework.class.getName() |
| + " [main class] [args]"); |
| } |
| |
| /** |
| * Registers native functions. See AndroidRuntime.cpp. |
| */ |
| static native int registerNatives(); |
| } |