| /* |
| * 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.myfaces.buildtools.maven2.plugin.builder; |
| |
| import java.io.BufferedInputStream; |
| import java.io.BufferedOutputStream; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.util.Properties; |
| |
| import org.apache.maven.plugin.AbstractMojo; |
| import org.apache.maven.plugin.MojoExecutionException; |
| |
| /** |
| * |
| * @author Leonardo Uribe |
| * |
| */ |
| public abstract class AbstractBuilderMojo extends AbstractMojo |
| { |
| /** |
| * |
| * @parameter expression="${project.build.directory}/myfaces-builder-plugin-cachefile" |
| */ |
| private File cacheFile; |
| |
| /** |
| * Does not check if the model is up to date and always build the model when it is executed |
| * |
| * @parameter |
| */ |
| private String noCache; |
| |
| protected boolean isCachingEnabled() |
| { |
| return (!Boolean.valueOf(noCache)) && cacheFile != null; |
| } |
| |
| protected void loadCache(Properties cacheInfo) throws MojoExecutionException |
| { |
| try |
| { |
| if (isCachingEnabled() && cacheFile != null && cacheFile.exists()) |
| { |
| cacheInfo.load(new BufferedInputStream(new FileInputStream(cacheFile))); |
| } |
| } |
| catch (IOException e) |
| { |
| throw new MojoExecutionException("Error during saving cache information", e); |
| } |
| } |
| |
| protected void storeCache(Properties cacheInfo) throws MojoExecutionException |
| { |
| if (isCachingEnabled()) |
| { |
| //save info |
| try |
| { |
| cacheInfo.store(new BufferedOutputStream(new FileOutputStream(cacheFile)), |
| "Created: "+ Long.toString(System.currentTimeMillis())); |
| } |
| catch (IOException e) |
| { |
| throw new MojoExecutionException("Error during saving cache information", e); |
| } |
| } |
| } |
| |
| protected boolean isFileUpToDate(Properties cachedInfo, File outFile) |
| { |
| return isFileUpToDate(cachedInfo, outFile.lastModified(), outFile); |
| } |
| |
| protected boolean isFileUpToDate(Properties cachedInfo, long lastModifiedMetadata, File outFile) |
| { |
| boolean upToDate = true; |
| if (!outFile.exists()) |
| { |
| return false; |
| } |
| String lastModifiedString = cachedInfo.getProperty(outFile.getAbsolutePath()); |
| if (lastModifiedString == null) |
| { |
| upToDate = false; |
| } |
| else if (!outFile.exists()) |
| { |
| upToDate = false; |
| } |
| else |
| { |
| Long lastModified = Long.valueOf(lastModifiedString); |
| if (lastModified != null && lastModifiedMetadata > lastModified.longValue()) |
| { |
| upToDate = false; |
| } |
| } |
| return upToDate; |
| } |
| } |