Java tutorial
/** * * Copyright (C) norad.fr * * 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 fr.norad.servlet.sample.html.template; import java.io.File; import java.io.IOException; import java.io.InputStream; import java.util.Set; import javax.servlet.ServletContext; import org.apache.commons.io.FileUtils; public class ContextUtils { public static void servletContextResourceToFile(ServletContext context, String contextPath, String output) throws IOException { @SuppressWarnings("unchecked") Set<String> resources = context.getResourcePaths(contextPath); if (resources == null) { new File(output + contextPath).mkdirs(); return; } for (String resource : resources) { InputStream resourceAsStream = context.getResourceAsStream(resource); if (resourceAsStream == null) { // this should be a directory servletContextResourceToFile(context, resource, output); } else { // this is a file try { File full = new File(output + resource); full.getParentFile().mkdirs(); FileUtils.copyInputStreamToFile(resourceAsStream, full); } finally { resourceAsStream.close(); } } } } }