1 package org.apache.maven.plugin.invoker; 2 3 /* 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 22 import java.io.File; 23 import java.io.IOException; 24 import java.io.Reader; 25 26 import org.apache.maven.model.Model; 27 import org.apache.maven.model.io.xpp3.MavenXpp3Reader; 28 import org.apache.maven.plugin.MojoExecutionException; 29 import org.codehaus.plexus.util.IOUtil; 30 import org.codehaus.plexus.util.ReaderFactory; 31 import org.codehaus.plexus.util.xml.pull.XmlPullParserException; 32 33 /** 34 * Provides utility methods for POM processing. 35 * 36 * @author Benjamin Bentmann 37 */ 38 class PomUtils 39 { 40 41 /** 42 * Loads the (raw) model from the specified POM file. 43 * 44 * @param pomFile The path to the POM file to load, must not be <code>null</code>. 45 * @return The raw model, never <code>null</code>. 46 * @throws MojoExecutionException If the POM file could not be loaded. 47 */ 48 public static Model loadPom( File pomFile ) 49 throws MojoExecutionException 50 { 51 Reader reader = null; 52 try 53 { 54 reader = ReaderFactory.newXmlReader( pomFile ); 55 return new MavenXpp3Reader().read( reader, false ); 56 } 57 catch ( XmlPullParserException e ) 58 { 59 throw new MojoExecutionException( "Failed to parse POM: " + pomFile, e ); 60 } 61 catch ( IOException e ) 62 { 63 throw new MojoExecutionException( "Failed to read POM: " + pomFile, e ); 64 } 65 finally 66 { 67 IOUtil.close( reader ); 68 } 69 } 70 71 }