Java tutorial
/* * Copyright (C) FuseSource, Inc. * http://fusesource.com * * 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 org.fusesource.process.manager.support; import java.io.File; import java.util.Arrays; import java.util.concurrent.Executor; import org.fusesource.process.manager.support.command.Command; import org.fusesource.process.manager.support.command.CommandFailedException; import org.fusesource.process.manager.support.command.Duration; import com.google.common.base.Preconditions; public class FileUtils { public static void extractArchive(File archiveFile, File targetDirectory, String extractCommand, Duration timeLimit, Executor executor) throws CommandFailedException { Preconditions.checkNotNull(archiveFile, "archiveFile is null"); Preconditions.checkNotNull(targetDirectory, "targetDirectory is null"); Preconditions.checkArgument(targetDirectory.isDirectory(), "targetDirectory is not a directory: " + targetDirectory.getAbsolutePath()); final String[] commands = extractCommand.split(" "); final String[] args = Arrays.copyOf(commands, commands.length + 1); args[args.length - 1] = archiveFile.getAbsolutePath(); new Command(args).setDirectory(targetDirectory).setTimeLimit(timeLimit).execute(executor); } }