| package org.apache.maven.plugin.assembly.interpolation; |
| |
| /* |
| * 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 org.apache.maven.plugin.assembly.AssemblerConfigurationSource; |
| import org.apache.maven.plugin.assembly.io.DefaultAssemblyReader; |
| import org.apache.maven.plugin.assembly.utils.InterpolationConstants; |
| import org.apache.maven.project.MavenProject; |
| import org.codehaus.plexus.component.configurator.expression.ExpressionEvaluationException; |
| import org.codehaus.plexus.component.configurator.expression.ExpressionEvaluator; |
| import org.codehaus.plexus.interpolation.PrefixAwareRecursionInterceptor; |
| import org.codehaus.plexus.interpolation.fixed.FixedStringSearchInterpolator; |
| import org.codehaus.plexus.interpolation.fixed.InterpolationState; |
| |
| import java.io.File; |
| |
| /** |
| * |
| */ |
| public class AssemblyExpressionEvaluator |
| implements ExpressionEvaluator |
| { |
| |
| private final AssemblerConfigurationSource configSource; |
| |
| private final FixedStringSearchInterpolator interpolator; |
| |
| private final PrefixAwareRecursionInterceptor interceptor; |
| |
| public AssemblyExpressionEvaluator( AssemblerConfigurationSource configSource ) |
| { |
| this.configSource = configSource; |
| |
| final MavenProject project = configSource.getProject(); |
| final FixedStringSearchInterpolator projectInterpolator = |
| DefaultAssemblyReader.createProjectInterpolator( project ); |
| interpolator = AssemblyInterpolator.fullInterpolator( project, projectInterpolator, configSource ); |
| interceptor = new PrefixAwareRecursionInterceptor( InterpolationConstants.PROJECT_PREFIXES, true ); |
| } |
| |
| public File alignToBaseDirectory( File f ) |
| { |
| String basePath = configSource.getBasedir().getAbsolutePath(); |
| String path = f.getPath(); |
| |
| if ( !f.isAbsolute() && !path.startsWith( basePath ) ) |
| { |
| return new File( configSource.getBasedir(), path ); |
| } |
| else |
| { |
| return f; |
| } |
| } |
| |
| public Object evaluate( String expression ) |
| throws ExpressionEvaluationException |
| { |
| InterpolationState is = new InterpolationState(); |
| is.setRecursionInterceptor( interceptor ); |
| return interpolator.interpolate( expression, is ); |
| } |
| |
| } |