001package org.apache.maven.model.profile; 002 003/* 004 * Licensed to the Apache Software Foundation (ASF) under one 005 * or more contributor license agreements. See the NOTICE file 006 * distributed with this work for additional information 007 * regarding copyright ownership. The ASF licenses this file 008 * to you under the Apache License, Version 2.0 (the 009 * "License"); you may not use this file except in compliance 010 * with the License. You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, 015 * software distributed under the License is distributed on an 016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 017 * KIND, either express or implied. See the License for the 018 * specific language governing permissions and limitations 019 * under the License. 020 */ 021 022import java.util.ArrayList; 023import java.util.Collection; 024import java.util.HashSet; 025import java.util.List; 026 027import org.apache.maven.model.Activation; 028import org.apache.maven.model.Profile; 029import org.apache.maven.model.building.ModelProblemCollector; 030import org.apache.maven.model.building.ModelProblem.Severity; 031import org.apache.maven.model.building.ModelProblem.Version; 032import org.apache.maven.model.building.ModelProblemCollectorRequest; 033import org.apache.maven.model.profile.activation.ProfileActivator; 034import org.codehaus.plexus.component.annotations.Component; 035import org.codehaus.plexus.component.annotations.Requirement; 036 037/** 038 * Calculates the active profiles among a given collection of profiles. 039 * 040 * @author Benjamin Bentmann 041 */ 042@Component( role = ProfileSelector.class ) 043public class DefaultProfileSelector 044 implements ProfileSelector 045{ 046 047 @Requirement( role = ProfileActivator.class ) 048 private List<ProfileActivator> activators = new ArrayList<ProfileActivator>(); 049 050 public DefaultProfileSelector addProfileActivator( ProfileActivator profileActivator ) 051 { 052 if ( profileActivator != null ) 053 { 054 activators.add( profileActivator ); 055 } 056 return this; 057 } 058 059 @Override 060 public List<Profile> getActiveProfiles( Collection<Profile> profiles, ProfileActivationContext context, 061 ModelProblemCollector problems ) 062 { 063 Collection<String> activatedIds = new HashSet<String>( context.getActiveProfileIds() ); 064 Collection<String> deactivatedIds = new HashSet<String>( context.getInactiveProfileIds() ); 065 066 List<Profile> activeProfiles = new ArrayList<Profile>( profiles.size() ); 067 List<Profile> activePomProfilesByDefault = new ArrayList<Profile>(); 068 boolean activatedPomProfileNotByDefault = false; 069 070 for ( Profile profile : profiles ) 071 { 072 if ( !deactivatedIds.contains( profile.getId() ) ) 073 { 074 if ( activatedIds.contains( profile.getId() ) || isActive( profile, context, problems ) ) 075 { 076 activeProfiles.add( profile ); 077 078 if ( Profile.SOURCE_POM.equals( profile.getSource() ) ) 079 { 080 activatedPomProfileNotByDefault = true; 081 } 082 } 083 else if ( isActiveByDefault( profile ) ) 084 { 085 if ( Profile.SOURCE_POM.equals( profile.getSource() ) ) 086 { 087 activePomProfilesByDefault.add( profile ); 088 } 089 else 090 { 091 activeProfiles.add( profile ); 092 } 093 } 094 095 } 096 } 097 098 if ( !activatedPomProfileNotByDefault ) 099 { 100 activeProfiles.addAll( activePomProfilesByDefault ); 101 } 102 103 return activeProfiles; 104 } 105 106 private boolean isActive( Profile profile, ProfileActivationContext context, ModelProblemCollector problems ) 107 { 108 boolean isActive = false; 109 for ( ProfileActivator activator : activators ) 110 { 111 if ( activator.presentInConfig( profile, context, problems ) ) 112 { 113 isActive = true; 114 } 115 } 116 for ( ProfileActivator activator : activators ) 117 { 118 try 119 { 120 if ( activator.presentInConfig( profile, context, problems ) ) 121 { 122 isActive &= activator.isActive( profile, context, problems ); 123 } 124 } 125 catch ( RuntimeException e ) 126 { 127 problems.add( new ModelProblemCollectorRequest( Severity.ERROR, Version.BASE ) 128 .setMessage( "Failed to determine activation for profile " + profile.getId() ) 129 .setLocation( profile.getLocation( "" ) ) 130 .setException( e ) ); 131 return false; 132 } 133 } 134 return isActive; 135 } 136 137 private boolean isActiveByDefault( Profile profile ) 138 { 139 Activation activation = profile.getActivation(); 140 return activation != null && activation.isActiveByDefault(); 141 } 142 143}