001/*
002 * (C) Copyright 2006-2007 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Nuxeo - initial API and implementation
018 *
019 * $Id$
020 */
021
022package org.nuxeo.runtime.deployment.preprocessor.install.commands;
023
024import java.io.File;
025import java.io.IOException;
026import java.nio.file.Files;
027
028import org.apache.commons.io.FileUtils;
029import org.nuxeo.common.utils.Path;
030import org.nuxeo.runtime.deployment.preprocessor.install.Command;
031import org.nuxeo.runtime.deployment.preprocessor.install.CommandContext;
032
033/**
034 * @author <a href="mailto:[email protected]">Bogdan Stefanescu</a>
035 */
036public class MkfileCommand implements Command {
037
038    protected final Path path;
039
040    protected final byte[] content;
041
042    /**
043     * Constructor for mkfile command.
044     *
045     * @param path the path relative to the root container
046     * @param content the file content as an array of bytes
047     */
048    public MkfileCommand(Path path, byte[] content) {
049        this.path = path;
050        this.content = content;
051    }
052
053    @Override
054    public void exec(CommandContext ctx) throws IOException {
055        File baseDir = ctx.getBaseDir();
056        File file = new File(baseDir, ctx.expandVars(path.toString()));
057
058        File parent = file.getParentFile();
059        if (!parent.isDirectory()) {
060            // make sure the parent exists
061            parent.mkdirs();
062        }
063
064        if (content != null && content.length > 0) {
065            FileUtils.writeByteArrayToFile(file, content);
066        } else {
067            Files.createFile(file.toPath());
068        }
069    }
070
071    @Override
072    public String toString() {
073        return "mkfile " + path.toString();
074    }
075
076    @Override
077    public String toString(CommandContext ctx) {
078        return "mkfile " + ctx.expandVars(path.toString());
079    }
080
081}