001 package 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 */ 021 022 import java.util.ArrayList; 023 import java.util.Collection; 024 import java.util.HashSet; 025 import java.util.List; 026 027 import org.apache.maven.model.Activation; 028 import org.apache.maven.model.Profile; 029 import org.apache.maven.model.building.ModelProblemCollector; 030 import org.apache.maven.model.building.ModelProblem.Severity; 031 import org.apache.maven.model.profile.activation.ProfileActivator; 032 import org.codehaus.plexus.component.annotations.Component; 033 import org.codehaus.plexus.component.annotations.Requirement; 034 035 /** 036 * Calculates the active profiles among a given collection of profiles. 037 * 038 * @author Benjamin Bentmann 039 */ 040 @Component( role = ProfileSelector.class ) 041 public class DefaultProfileSelector 042 implements ProfileSelector 043 { 044 045 @Requirement( role = ProfileActivator.class ) 046 private List<ProfileActivator> activators = new ArrayList<ProfileActivator>(); 047 048 public DefaultProfileSelector addProfileActivator( ProfileActivator profileActivator ) 049 { 050 if ( profileActivator != null ) 051 { 052 activators.add( profileActivator ); 053 } 054 return this; 055 } 056 057 public List<Profile> getActiveProfiles( Collection<Profile> profiles, ProfileActivationContext context, 058 ModelProblemCollector problems ) 059 { 060 Collection<String> activatedIds = new HashSet<String>( context.getActiveProfileIds() ); 061 Collection<String> deactivatedIds = new HashSet<String>( context.getInactiveProfileIds() ); 062 063 List<Profile> activeProfiles = new ArrayList<Profile>( profiles.size() ); 064 List<Profile> activePomProfilesByDefault = new ArrayList<Profile>(); 065 boolean activatedPomProfileNotByDefault = false; 066 067 for ( Profile profile : profiles ) 068 { 069 if ( !deactivatedIds.contains( profile.getId() ) ) 070 { 071 if ( activatedIds.contains( profile.getId() ) || isActive( profile, context, problems ) ) 072 { 073 activeProfiles.add( profile ); 074 075 if ( Profile.SOURCE_POM.equals( profile.getSource() ) ) 076 { 077 activatedPomProfileNotByDefault = true; 078 } 079 } 080 else if ( isActiveByDefault( profile ) ) 081 { 082 if ( Profile.SOURCE_POM.equals( profile.getSource() ) ) 083 { 084 activePomProfilesByDefault.add( profile ); 085 } 086 else 087 { 088 activeProfiles.add( profile ); 089 } 090 } 091 092 } 093 } 094 095 if ( !activatedPomProfileNotByDefault ) 096 { 097 activeProfiles.addAll( activePomProfilesByDefault ); 098 } 099 100 return activeProfiles; 101 } 102 103 private boolean isActive( Profile profile, ProfileActivationContext context, ModelProblemCollector problems ) 104 { 105 for ( ProfileActivator activator : activators ) 106 { 107 try 108 { 109 if ( activator.isActive( profile, context, problems ) ) 110 { 111 return true; 112 } 113 } 114 catch ( RuntimeException e ) 115 { 116 problems.add( Severity.ERROR, "Failed to determine activation for profile " + profile.getId(), 117 profile.getLocation( "" ), e ); 118 return false; 119 } 120 } 121 return false; 122 } 123 124 private boolean isActiveByDefault( Profile profile ) 125 { 126 Activation activation = profile.getActivation(); 127 return activation != null && activation.isActiveByDefault(); 128 } 129 130 }