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AttachSignaturesMojo.java
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AttachSignaturesMojo.java
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/**
* Licensed to Neo Technology under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Neo Technology 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.neo4j.build.plugins.ease;
import java.io.File;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.factory.ArtifactFactory;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.project.MavenProject;
import org.codehaus.plexus.util.FileUtils;
/**
* Attaches all signatures of signed artifacts to the project. Will fail on
* missing signatures.
*
* @goal attachsignatures
* @requiresProject true
* @phase verify
* @threadSafe true
*/
public class AttachSignaturesMojo extends AbstractMojo
{
/**
* @parameter default-value="${project}"
* @required
* @readonly
*/
private MavenProject project;
/**
* Used to create artifact instances.
*
* @component role="org.apache.maven.artifact.factory.ArtifactFactory"
* @required
* @readonly
*/
protected ArtifactFactory artifactFactory;
private final Set<String> attachedIds = new HashSet<String>();
@Override
public void execute() throws MojoExecutionException
{
List<Artifact> artifacts = new ArrayList<Artifact>(
project.getAttachedArtifacts() );
project.getAttachedArtifacts()
.clear();
for ( Artifact artifact : artifacts )
{
String type = artifact.getType();
if ( artifact.getArtifactId()
.equals( project.getArtifactId() ) && artifact.getGroupId()
.equals( project.getGroupId() ) )
{
// only add back the project artifacts we want
if ( type.equals( "pom.asc" ) || type.equals( "pom" ) )
{
attach( artifact );
}
}
else
{
// re-attach and check if there's a signature to attach as well
attach( artifact );
if ( !type.endsWith( ".asc" ) )
{
File artifactFile = artifact.getFile();
String signaturePath = artifactFile.getAbsolutePath()
+ ".asc";
File signatureFile = FileUtils.getFile( signaturePath );
if ( signatureFile.exists() )
{
String classifier = null;
if ( artifact.hasClassifier() )
{
classifier = artifact.getClassifier();
}
Artifact signatureArtifact = artifactFactory.createArtifactWithClassifier(
artifact.getGroupId(),
artifact.getArtifactId(),
artifact.getVersion(), type + ".asc",
classifier );
signatureArtifact.setFile( signatureFile );
attach( signatureArtifact );
}
else
{
throw new MojoExecutionException(
"Missing signature for artifact: " + artifact );
}
}
}
}
}
private void attach( Artifact artifact )
{
String id = artifact.getId();
if ( !attachedIds.contains( id ) )
{
project.addAttachedArtifact( artifact );
attachedIds.add( id );
getLog().info( "Attached: " + id );
}
}
}