001package org.eclipse.aether.internal.transport.wagon; 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 org.apache.maven.wagon.Wagon; 023import org.codehaus.plexus.PlexusContainer; 024import org.codehaus.plexus.classworlds.realm.ClassRealm; 025import org.codehaus.plexus.component.annotations.Component; 026import org.codehaus.plexus.component.annotations.Requirement; 027import org.codehaus.plexus.component.configurator.AbstractComponentConfigurator; 028import org.codehaus.plexus.component.configurator.ComponentConfigurationException; 029import org.codehaus.plexus.component.configurator.ConfigurationListener; 030import org.codehaus.plexus.component.configurator.converters.composite.ObjectWithFieldsConverter; 031import org.codehaus.plexus.component.configurator.expression.ExpressionEvaluator; 032import org.codehaus.plexus.configuration.PlexusConfiguration; 033import org.codehaus.plexus.configuration.xml.XmlPlexusConfiguration; 034import org.codehaus.plexus.util.xml.Xpp3Dom; 035import org.eclipse.aether.transport.wagon.WagonConfigurator; 036 037/** 038 * A wagon configurator based on the Plexus component configuration framework. 039 */ 040@Component( role = WagonConfigurator.class, hint = "plexus" ) 041public class PlexusWagonConfigurator 042 implements WagonConfigurator 043{ 044 045 @Requirement 046 private PlexusContainer container; 047 048 /** 049 * Creates an uninitialized wagon configurator. 050 * 051 * @noreference This constructor only supports the Plexus IoC container and should not be called directly by 052 * clients. 053 */ 054 public PlexusWagonConfigurator() 055 { 056 // enables no-arg constructor 057 } 058 059 /** 060 * Creates a wagon configurator using the specified Plexus container. 061 * 062 * @param container The Plexus container instance to use, must not be {@code null}. 063 */ 064 public PlexusWagonConfigurator( PlexusContainer container ) 065 { 066 if ( container == null ) 067 { 068 throw new IllegalArgumentException( "plexus container has not been specified" ); 069 } 070 this.container = container; 071 } 072 073 public void configure( Wagon wagon, Object configuration ) 074 throws Exception 075 { 076 PlexusConfiguration config = null; 077 if ( configuration instanceof PlexusConfiguration ) 078 { 079 config = (PlexusConfiguration) configuration; 080 } 081 else if ( configuration instanceof Xpp3Dom ) 082 { 083 config = new XmlPlexusConfiguration( (Xpp3Dom) configuration ); 084 } 085 else if ( configuration == null ) 086 { 087 return; 088 } 089 else 090 { 091 throw new IllegalArgumentException( "Unexpected configuration type: " + configuration.getClass().getName() ); 092 } 093 094 WagonComponentConfigurator configurator = new WagonComponentConfigurator(); 095 096 configurator.configureComponent( wagon, config, container.getContainerRealm() ); 097 } 098 099 static class WagonComponentConfigurator 100 extends AbstractComponentConfigurator 101 { 102 103 @Override 104 public void configureComponent( Object component, PlexusConfiguration configuration, 105 ExpressionEvaluator expressionEvaluator, ClassRealm containerRealm, 106 ConfigurationListener listener ) 107 throws ComponentConfigurationException 108 { 109 ObjectWithFieldsConverter converter = new ObjectWithFieldsConverter(); 110 111 converter.processConfiguration( converterLookup, component, containerRealm, configuration, 112 expressionEvaluator, listener ); 113 } 114 115 } 116 117}