package org.apache.maven.plugins.jarsigner;
   
   /*
    * 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.apache.maven.plugins.annotations.LifecyclePhase;
  import org.apache.maven.plugins.annotations.Mojo;
  import org.apache.maven.plugins.annotations.Parameter;
  import org.apache.maven.shared.jarsigner.JarSignerRequest;
  import org.apache.maven.shared.jarsigner.JarSignerUtil;
  import org.apache.maven.shared.jarsigner.JarSignerVerifyRequest;
  
  import java.io.File;
  import java.io.IOException;
  
  /**
   * Checks the signatures of a project artifact and attachments using jarsigner.
   *
   * @author <a href="cs@schulte.it">Christian Schulte</a>
   * @version $Id: JarsignerVerifyMojo.java 1541835 2013-11-14 06:29:17Z tchemit $
   * @since 1.0
   */
  @Mojo( name = "verify", defaultPhase = LifecyclePhase.VERIFY )
  public class JarsignerVerifyMojo
      extends AbstractJarsignerMojo
  {
  
      /**
       * See <a href="http://java.sun.com/javase/6/docs/technotes/tools/windows/jarsigner.html#Options">options</a>.
       */
      @Parameter( property = "jarsigner.certs", defaultValue = "false" )
      private boolean certs;
  
      /**
       * See <a href="http://java.sun.com/javase/6/docs/technotes/tools/windows/jarsigner.html#Options">options</a>.
       */
      @Parameter( property = "jarsigner.alias" )
      private String alias;
  
      /** When <code>true</code> this will make the execute() operation fail,
       * throwing an exception, when verifying a non signed jar.
       *
       * Primarily to keep backwards compatibility with existing code, and allow reusing the
       * bean in unattended operations when set to <code>false</code>.
       *
       * @since 1.3
       **/
      @Parameter( property = "jarsigner.errorWhenNotSigned", defaultValue = "false" )
      private boolean errorWhenNotSigned;
  
      /**
       * {@inheritDoc}
       */
      protected JarSignerRequest createRequest( File archive )
      {
          JarSignerVerifyRequest request = new JarSignerVerifyRequest();
          request.setAlias( alias );
          request.setCerts( certs );
          return request;
      }
  
      @Override
      protected void preProcessArchive( File archive )
          throws MojoExecutionException
      {
          super.preProcessArchive( archive );
  
          if (errorWhenNotSigned) {
  
              // check archive if signed
              boolean archiveSigned;
              try
              {
                  archiveSigned = JarSignerUtil.isArchiveSigned( archive );
              }
              catch ( IOException e )
              {
                  throw new MojoExecutionException( "Failed to check if archive " + archive + " is signed: " + e.getMessage(), e );
              }
  
              if ( !archiveSigned ) {
  
                 // fails, archive must be signed
                 throw new MojoExecutionException( getMessage( "archiveNotSigned", archive ) );
             }
         }
     }
 }