| package org.apache.maven.plugin.coreit; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.util.Properties; |
| |
| import org.apache.maven.execution.MavenSession; |
| import org.apache.maven.plugin.AbstractMojo; |
| import org.apache.maven.plugin.MojoExecutionException; |
| import org.apache.maven.toolchain.Toolchain; |
| import org.apache.maven.toolchain.ToolchainManager; |
| |
| /** |
| * Finds a tool from a previously selected toolchain. This tests the public API just like toolchain-enabled plugins |
| * would do. |
| * |
| * @goal find-tool |
| * @phase validate |
| */ |
| public class FindToolMojo |
| extends AbstractMojo |
| { |
| |
| /** |
| * @component |
| */ |
| private ToolchainManager toolchainManager; |
| |
| /** |
| * The current Maven session holding the selected toolchain. |
| * |
| * @parameter default-value="${session}" |
| * @required |
| * @readonly |
| */ |
| private MavenSession session; |
| |
| /** |
| * The path to the output file for the properties. |
| * |
| * @parameter property="toolchain.outputFile" default-value="${project.build.directory}/tool.properties" |
| */ |
| private File outputFile; |
| |
| /** |
| * The type identifier of the toolchain, e.g. "jdk". |
| * |
| * @parameter property="toolchain.type" |
| */ |
| private String type; |
| |
| /** |
| * The name of the tool, e.g. "javac". |
| * |
| * @parameter property="toolchain.tool" |
| */ |
| private String tool; |
| |
| public void execute() |
| throws MojoExecutionException |
| { |
| Toolchain toolchain = toolchainManager.getToolchainFromBuildContext( type, session ); |
| |
| getLog().info( "[MAVEN-CORE-IT-LOG] Toolchain in session: " + toolchain ); |
| |
| Properties properties = new Properties(); |
| |
| if ( toolchain != null ) |
| { |
| properties.setProperty( "toolchain.type", toolchain.getType() ); |
| |
| String path = toolchain.findTool( tool ); |
| if ( path != null ) |
| { |
| properties.setProperty( "tool." + tool, path ); |
| } |
| } |
| |
| OutputStream out = null; |
| try |
| { |
| outputFile.getParentFile().mkdirs(); |
| out = new FileOutputStream( outputFile ); |
| properties.store( out, "MAVEN-CORE-IT-LOG" ); |
| } |
| catch ( IOException e ) |
| { |
| throw new MojoExecutionException( e.getMessage(), e ); |
| } |
| finally |
| { |
| if ( out != null ) |
| { |
| try |
| { |
| out.close(); |
| } |
| catch ( IOException e ) |
| { |
| // ignore |
| } |
| } |
| } |
| } |
| } |