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package org.apache.maven.plugin.internal;
/*
* 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 java.util.concurrent.atomic.AtomicReference;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.plugin.LegacySupport;
import org.codehaus.plexus.component.annotations.Component;
import org.eclipse.aether.RepositorySystemSession;
/**
* Helps to provide backward-compatibility with plugins that use legacy components. <strong>Warning:</strong> This is an
* internal utility component that is only public for technical reasons, it is not part of the public API. In
* particular, this component can be changed or deleted without prior notice.
*
* @since 3.0
* @author Benjamin Bentmann
*/
@Component( role = LegacySupport.class )
public class DefaultLegacySupport
implements LegacySupport
{
private static final ThreadLocal<AtomicReference<MavenSession>> SESSION =
new InheritableThreadLocal<AtomicReference<MavenSession>>();
public void setSession( MavenSession session )
{
AtomicReference<MavenSession> reference = DefaultLegacySupport.SESSION.get();
if ( reference != null )
{
reference.set( null );
}
if ( session == null && reference != null )
{
DefaultLegacySupport.SESSION.remove();
}
else
{
DefaultLegacySupport.SESSION.set( new AtomicReference<MavenSession>( session ) );
}
}
public MavenSession getSession()
{
AtomicReference<MavenSession> currentSession = DefaultLegacySupport.SESSION.get();
return currentSession != null ? currentSession.get() : null;
}
public RepositorySystemSession getRepositorySession()
{
MavenSession session = getSession();
return ( session != null ) ? session.getRepositorySession() : null;
}
}
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