| /** |
| * 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.camel.web; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.net.URL; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.mortbay.jetty.runner.Runner; |
| |
| /** |
| * A bootstrap class for starting Jetty Runner using an embedded war |
| * |
| * @version |
| */ |
| public final class Main { |
| private static final String WAR_POSTFIX = ".war"; |
| private static final String WAR_NAME = "camel-web"; |
| private static final String WAR_FILENAME = WAR_NAME + WAR_POSTFIX; |
| private static final int KB = 1024; |
| |
| private Main() { |
| // is started from main |
| } |
| |
| public static void main(String[] args) throws Exception { |
| System.out.println("Welcome to Apache Camel!"); |
| |
| ClassLoader classLoader = Thread.currentThread().getContextClassLoader(); |
| URL resource = classLoader.getResource(WAR_FILENAME); |
| if (resource == null) { |
| System.err.println("Could not find the " + WAR_FILENAME + " on classpath!"); |
| System.exit(1); |
| } |
| |
| File warFile = File.createTempFile(WAR_NAME + "-", WAR_POSTFIX); |
| System.out.println("Extracting " + WAR_FILENAME + " to " + warFile + " ..."); |
| |
| writeStreamTo(resource.openStream(), new FileOutputStream(warFile), 8 * KB); |
| |
| System.out.println("Extracted " + WAR_FILENAME); |
| System.out.println("Launching Jetty Runner..."); |
| |
| List<String> argsList = new ArrayList<String>(); |
| if (args != null) { |
| argsList.addAll(Arrays.asList(args)); |
| } |
| argsList.add(warFile.getCanonicalPath()); |
| Runner.main(argsList.toArray(new String[argsList.size()])); |
| System.exit(0); |
| } |
| |
| public static int writeStreamTo(final InputStream input, final OutputStream output, int bufferSize) throws IOException { |
| int available = Math.min(input.available(), 256 * KB); |
| byte[] buffer = new byte[Math.max(bufferSize, available)]; |
| int answer = 0; |
| int count = input.read(buffer); |
| while (count >= 0) { |
| output.write(buffer, 0, count); |
| answer += count; |
| count = input.read(buffer); |
| } |
| return answer; |
| } |
| } |