org.codehaus.mojo.webstart.dependency.task.SignTask Maven / Gradle / Ivy

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package org.codehaus.mojo.webstart.dependency.task;

/*
 * 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 org.apache.maven.plugin.MojoExecutionException;
import org.codehaus.mojo.webstart.dependency.JnlpDependencyConfig;
import org.codehaus.mojo.webstart.sign.SignConfig;
import org.codehaus.mojo.webstart.sign.SignTool;
import org.codehaus.mojo.webstart.util.IOUtil;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;

import java.io.File;

/**
 * Created on 1/4/14.
 *
 * @author Tony Chemit 
 * @since 1.0-beta-5
 */
@Component( role = JnlpDependencyTask.class, hint = SignTask.ROLE_HINT, instantiationStrategy = "per-lookup" )
public class SignTask
    extends AbstractJnlpTask
{
    public static final String ROLE_HINT = "SignTask";

    @Requirement
    private SignTool signTool;

    @Requirement
    private IOUtil ioUtil;

    /**
     * {@inheritDoc}
     */
    public void check( JnlpDependencyConfig config )
    {
        if ( config == null )
        {
            throw new NullPointerException( "config can't be null" );
        }
        if ( config.getArtifact() == null )
        {
            throw new NullPointerException( "config.artifact can't be null" );
        }
        if ( config.getArtifact().getFile() == null )
        {
            throw new NullPointerException( "config.artifact.file can't be null" );
        }
        if ( !config.isSign() )
        {
            throw new IllegalStateException( "Can't sign if config.isSign is false" );
        }

        File file = config.getArtifact().getFile();

        boolean jarSigned;
        try
        {
            jarSigned = signTool.isJarSigned( file );
        }
        catch ( MojoExecutionException e )
        {
            throw new RuntimeException( e.getMessage(), e.getCause() );
        }

        if ( jarSigned && !config.isCanUnsign() )
        {
            throw new IllegalStateException( "Can't unsign the config.artifact.file if config.isCanUsign is false" );
        }
    }

    /**
     * {@inheritDoc}
     */
    public File execute( JnlpDependencyConfig config, File file )
        throws JnlpDependencyTaskException
    {

        SignConfig sign = config.getSign();

        boolean signVerify = sign.isVerify();

        File signedJar = new File( file.getParentFile(), file.getName() + ".sign" );

        try
        {
            ioUtil.deleteFile( signedJar );
        }
        catch ( MojoExecutionException e )
        {
            throw new JnlpDependencyTaskException( e.getMessage(), e.getCause() );
        }

        verboseLog( config, "Sign " + signedJar.getName() );
        try
        {
            signTool.sign( sign, file, signedJar );
        }
        catch ( MojoExecutionException e )
        {
            throw new JnlpDependencyTaskException( e.getMessage(), e.getCause() );
        }

        getLogger().debug( "lastModified signedJar:" + signedJar.lastModified() + " not signed Jar:" +
                               file.lastModified() );

        if ( signVerify )
        {
            verboseLog( config, "Verify signature of " + signedJar.getName() );
            try
            {
                signTool.verify( sign, signedJar, config.isVerbose() );
            }
            catch ( MojoExecutionException e )
            {
                throw new JnlpDependencyTaskException( e.getMessage(), e.getCause() );
            }
        }
        return signedJar;
    }
}