| /* |
| * 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. |
| */ |
| package org.eclipse.aether.util.artifact; |
| |
| import java.io.File; |
| import java.util.Map; |
| |
| import org.eclipse.aether.artifact.AbstractArtifact; |
| import org.eclipse.aether.artifact.Artifact; |
| |
| /** |
| * An artifact that delegates to another artifact instance. This class serves as a base for subclasses that want to |
| * carry additional data fields. |
| */ |
| public abstract class DelegatingArtifact |
| extends AbstractArtifact |
| { |
| |
| private final Artifact delegate; |
| |
| /** |
| * Creates a new artifact instance that delegates to the specified artifact. |
| * |
| * @param delegate The artifact to delegate to, must not be {@code null}. |
| */ |
| protected DelegatingArtifact( Artifact delegate ) |
| { |
| if ( delegate == null ) |
| { |
| throw new IllegalArgumentException( "delegate artifact not specified" ); |
| } |
| this.delegate = delegate; |
| } |
| |
| /** |
| * Creates a new artifact instance that delegates to the specified artifact. Subclasses should use this hook to |
| * instantiate themselves, taking along any data from the current instance that was added. |
| * |
| * @param delegate The artifact to delegate to, must not be {@code null}. |
| * @return The new delegating artifact, never {@code null}. |
| */ |
| protected abstract DelegatingArtifact newInstance( Artifact delegate ); |
| |
| public String getGroupId() |
| { |
| return delegate.getGroupId(); |
| } |
| |
| public String getArtifactId() |
| { |
| return delegate.getArtifactId(); |
| } |
| |
| public String getVersion() |
| { |
| return delegate.getVersion(); |
| } |
| |
| public Artifact setVersion( String version ) |
| { |
| Artifact artifact = delegate.setVersion( version ); |
| if ( artifact != delegate ) |
| { |
| return newInstance( artifact ); |
| } |
| return this; |
| } |
| |
| public String getBaseVersion() |
| { |
| return delegate.getBaseVersion(); |
| } |
| |
| public boolean isSnapshot() |
| { |
| return delegate.isSnapshot(); |
| } |
| |
| public String getClassifier() |
| { |
| return delegate.getClassifier(); |
| } |
| |
| public String getExtension() |
| { |
| return delegate.getExtension(); |
| } |
| |
| public File getFile() |
| { |
| return delegate.getFile(); |
| } |
| |
| public Artifact setFile( File file ) |
| { |
| Artifact artifact = delegate.setFile( file ); |
| if ( artifact != delegate ) |
| { |
| return newInstance( artifact ); |
| } |
| return this; |
| } |
| |
| public String getProperty( String key, String defaultValue ) |
| { |
| return delegate.getProperty( key, defaultValue ); |
| } |
| |
| public Map<String, String> getProperties() |
| { |
| return delegate.getProperties(); |
| } |
| |
| public Artifact setProperties( Map<String, String> properties ) |
| { |
| Artifact artifact = delegate.setProperties( properties ); |
| if ( artifact != delegate ) |
| { |
| return newInstance( artifact ); |
| } |
| return this; |
| } |
| |
| @Override |
| public boolean equals( Object obj ) |
| { |
| if ( obj == this ) |
| { |
| return true; |
| } |
| |
| if ( obj instanceof DelegatingArtifact ) |
| { |
| return delegate.equals( ( (DelegatingArtifact) obj ).delegate ); |
| } |
| |
| return delegate.equals( obj ); |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| return delegate.hashCode(); |
| } |
| |
| @Override |
| public String toString() |
| { |
| return delegate.toString(); |
| } |
| |
| } |