package org.apache.tomcat.maven.plugin.tomcat7.deploy;

 /*

  * 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.Parameter;

 import org.apache.tomcat.maven.common.deployer.TomcatManagerException;

 import org.apache.tomcat.maven.plugin.tomcat7.AbstractWarCatalinaMojo;

 import java.io.File;

 import java.io.IOException;

 import java.net.URL;

 /**

  * Deploy a WAR to Tomcat.

  *

  * @author Mark Hobson <markhobson@gmail.com>

  */

 public abstract class AbstractDeployMojo

     extends AbstractWarCatalinaMojo

 {

     // ----------------------------------------------------------------------

     // Mojo Parameters

     // ----------------------------------------------------------------------

     /**

      * The deployment mode to use. This must be either <code>war</code> to deploy the war, <code>context</code> to

      * deploy the context XML file, or <code>both</code> to deploy the war with the context XML file.

      */

     @Parameter( property = "maven.tomcat.mode", defaultValue = "war", required = true )

     private String mode;

     /**

      * The path of the Tomcat context XML file. This is not used for war deployment mode.

      */

     @Parameter( defaultValue = "${project.build.directory}/${project.build.finalName}/META-INF/context.xml" )

     private File contextFile;

     /**

      * Whether Tomcat should automatically undeploy webapps that already exist when deploying.

      */

     @Parameter( property = "maven.tomcat.update", defaultValue = "false", required = true )

     private boolean update;

     /**

      * The Tomcat webapp tag name to use.

      */

     @Parameter( property = "maven.tomcat.tag" )

     private String tag;

     // ----------------------------------------------------------------------

     // Protected Methods

     // ----------------------------------------------------------------------

     /**

      * {@inheritDoc}

      */

     @Override

     public void invokeManager()

         throws MojoExecutionException, TomcatManagerException, IOException

     {

         if ( "war".equals( mode ) )

         {

             deployWar();

         }

         else if ( "context".equals( mode ) )

         {

             deployContext();

         }

         else if ( "both".equals( mode ) )

         {

             deployWarAndContext();

         }

         else

         {

             throw new MojoExecutionException( messagesProvider.getMessage( "AbstractDeployMojo.unknownMode", mode ) );

         }

     }

     /**

      * Gets the Tomcat WAR file. This may be a file or a directory depending on the deployment mode.

      *

      * @return the Tomcat WAR file.

      */

     protected abstract File getWarFile();

     /**

      * Ensures that the Tomcat WAR file exists and is the correct type for the deployment mode.

      *

      * @throws org.apache.maven.plugin.MojoExecutionException

      *          if the WAR file does not exist or is not the correct type for the deployment mode

      */

     protected abstract void validateWarFile()

         throws MojoExecutionException;

     /**

      * Gets the Tomcat context XML file.

      *

      * @return the Tomcat context XML file.

      */

     protected File getContextFile()

     {

         return contextFile;

     }

     /**

      * Ensures that the Tomcat context XML file exists and is indeed a file.

      *

      * @throws org.apache.maven.plugin.MojoExecutionException

      *          if the context file does not exist or is not a file

      */

     protected void validateContextFile()

         throws MojoExecutionException

     {

         if ( !contextFile.exists() || !contextFile.isFile() )

         {

             throw new MojoExecutionException(

                 messagesProvider.getMessage( "AbstractDeployMojo.missingContext", contextFile.getPath() ) );

         }

     }

     /**

      * Gets whether Tomcat should automatically undeploy webapps that already exist when deploying.

      *

      * @return whether Tomcat should automatically undeploy webapps that already exist when deploying

      */

     protected boolean isUpdate()

     {

         return update;

     }

     /**

      * Gets the Tomcat webapp tag name to use.

      *

      * @return the Tomcat webapp tag name to use

      */

     protected String getTag()

     {

         return tag;

     }

     /**

      * Deploys the WAR to Tomcat.

      *

      * @throws org.apache.maven.plugin.MojoExecutionException

      *                             if there was a problem locating the WAR

      * @throws org.apache.tomcat.maven.common.deployer.TomcatManagerException

      *                             if the Tomcat manager request fails

      * @throws java.io.IOException if an i/o error occurs

      */

     protected void deployWar()

         throws MojoExecutionException, TomcatManagerException, IOException

     {

         validateWarFile();

         getLog().info( messagesProvider.getMessage( "AbstractDeployMojo.deployingWar", getDeployedURL() ) );

         URL warURL = getWarFile().toURL();

         log( getManager().deploy( getPath(), warURL, isUpdate(), getTag() ).getHttpResponseBody() );

     }

     /**

      * Deploys the context XML file to Tomcat.

      *

      * @throws org.apache.maven.plugin.MojoExecutionException

      *                             if there was a problem locating the context XML file

      * @throws org.apache.tomcat.maven.common.deployer.TomcatManagerException

      *                             if the Tomcat manager request fails

      * @throws java.io.IOException if an i/o error occurs

      */

     protected void deployContext()

         throws MojoExecutionException, TomcatManagerException, IOException

     {

         validateContextFile();

         getLog().info( messagesProvider.getMessage( "AbstractDeployMojo.deployingContext", getDeployedURL() ) );

         URL contextURL = getContextFile().toURL();

         log( getManager().deployContext( getPath(), contextURL, isUpdate(), getTag() ).getHttpResponseBody() );

     }

     /**

      * Deploys the WAR and context XML file to Tomcat.

      *

      * @throws org.apache.maven.plugin.MojoExecutionException

      *                             if there was a problem locating either the WAR or the context XML file

      * @throws org.apache.tomcat.maven.common.deployer.TomcatManagerException

      *                             if the Tomcat manager request fails

      * @throws java.io.IOException if an i/o error occurs

      */

     protected void deployWarAndContext()

         throws MojoExecutionException, TomcatManagerException, IOException

     {

         validateWarFile();

         validateContextFile();

         getLog().info( messagesProvider.getMessage( "AbstractDeployMojo.deployingWarContext", getDeployedURL() ) );

         URL warURL = getWarFile().toURL();

         URL contextURL = getContextFile().toURL();

         log( getManager().deployContext( getPath(), contextURL, warURL, isUpdate(), getTag() ).getHttpResponseBody() );

     }

 }