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Date: 2 May 2002 08:43:33 -0000
Message-ID: <20020502084333.12652.qmail@icarus.apache.org>
From: donaldp@apache.org
To: jakarta-ant-myrmidon-cvs@apache.org
Subject: cvs commit:
 jakarta-ant-myrmidon/antlib/src/java/org/apache/antlib/project
 TypeLibTask.java TargetTask.java Resources.properties
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X-Spam-Rating: daedalus.apache.org 1.6.2 0/1000/N

donaldp     02/05/02 01:43:33

  Added:       antlib/src/java/org/apache/antlib/project TypeLibTask.java
                        TargetTask.java Resources.properties
  Log:
  Start to create tasks that can represent a Project.
  
  Revision  Changes    Path
  1.1                  jakarta-ant-myrmidon/antlib/src/java/org/apache/antlib/project/TypeLibTask.java
  
  Index: TypeLibTask.java
  ===================================================================
  /*
   * Copyright (C) The Apache Software Foundation. All rights reserved.
   *
   * This software is published under the terms of the Apache Software License
   * version 1.1, a copy of which has been included with this distribution in
   * the LICENSE.txt file.
   */
  package org.apache.antlib.project;
  
  import java.io.File;
  import org.apache.avalon.excalibur.i18n.ResourceManager;
  import org.apache.avalon.excalibur.i18n.Resources;
  import org.apache.myrmidon.api.AbstractTask;
  import org.apache.myrmidon.api.TaskException;
  import org.apache.myrmidon.interfaces.deployer.Deployer;
  import org.apache.myrmidon.interfaces.deployer.DeploymentException;
  import org.apache.myrmidon.interfaces.deployer.TypeLibraryDeployer;
  
  /**
   * Task to import a typeLib.
   *
   * @author <a href="mailto:peter@apache.org">Peter Donald</a>
   * @ant.task name="typelib"
   */
  public class TypeLibTask
      extends AbstractTask
  {
      private static final Resources REZ =
          ResourceManager.getPackageResources( TypeLibTask.class );
  
      private String m_library;
      private String m_name;
      private String m_role;
  
      public void setLibrary( final String library )
      {
          m_library = library;
      }
  
      public void setName( final String name )
      {
          m_name = name;
      }
  
      public void setRole( final String role )
      {
          m_role = role;
      }
  
      public void execute()
          throws TaskException
      {
          validate();
          deployTypeLib();
      }
  
      /**
       * Make sure valid parameters are passed to task.
       *
       * @throws TaskException if invalid parameters passed to task
       */
      private void validate()
          throws TaskException
      {
          if( null == m_library )
          {
              final String message =
                  REZ.getString( "typelib.missing-library.error" );
              throw new TaskException( message );
          }
          if( null == m_name && null == m_role )
          {
              return;
          }
          else if( null == m_name )
          {
              final String message =
                  REZ.getString( "typelib.missing-name.error", m_role );
              throw new TaskException( message );
          }
          else if( null == m_role )
          {
              final String message =
                  REZ.getString( "typelib.missing-role.error", m_name );
              throw new TaskException( message );
          }
      }
  
      /**
       * Actually do work of deploying type library.
       *
       * @throws TaskException if error occured deploying library
       */
      private void deployTypeLib()
          throws TaskException
      {
          final File file = findTypeLib();
  
          try
          {
              final Deployer deployer = (Deployer)getService( Deployer.class );
              final TypeLibraryDeployer typeDeployer = deployer.createDeployer( file );
              if( null == m_role )
              {
                  // Deploy everything in the typelib
                  typeDeployer.deployAll();
              }
              else
              {
                  // Deploy the specified type
                  typeDeployer.deployType( m_role, m_name );
              }
          }
          catch( final DeploymentException de )
          {
              final String message =
                  REZ.getString( "no-deploy.error",
                                 m_library,
                                 file );
              throw new TaskException( message, de );
          }
      }
  
      /**
       * Find the physical file location of library.
       *
       * @return the File representing library
       * @throws TaskException if can not find library
       *         matching name
       * @todo In future this will be expanded to allow
       *       users to specify search path or automagically
       *       add entries to lib path (like user specific or
       *       workspace specific)
       */
      private File findTypeLib()
          throws TaskException
      {
          final String name = m_library.replace( '/', File.separatorChar ) + ".atl";
  
          final File[] extPath =
              (File[])getContext().getProperty( "myrmidon.antlib.path" );
          for( int i = 0; i < extPath.length; i++ )
          {
              final File extDir = extPath[ i ];
              final File file = new File( extDir, name );
  
              if( file.exists() )
              {
                  if( !file.canRead() )
                  {
                      final String message =
                          REZ.getString( "typelib.no-read.error",
                                         file,
                                         m_library );
                      throw new TaskException( message );
                  }
                  else
                  {
                      return file;
                  }
              }
          }
  
          final String message =
              REZ.getString( "typelib.no-file.error", m_library );
          throw new TaskException( message );
      }
  }
  
  
  
  1.1                  jakarta-ant-myrmidon/antlib/src/java/org/apache/antlib/project/TargetTask.java
  
  Index: TargetTask.java
  ===================================================================
  /*
   * Copyright (C) The Apache Software Foundation. All rights reserved.
   *
   * This software is published under the terms of the Apache Software License
   * version 1.1, a copy of which has been included  with this distribution in
   * the LICENSE.txt file.
   */
  package org.apache.antlib.project;
  
  import java.util.ArrayList;
  import org.apache.avalon.excalibur.i18n.ResourceManager;
  import org.apache.avalon.excalibur.i18n.Resources;
  import org.apache.myrmidon.api.TaskException;
  import org.apache.myrmidon.api.metadata.ModelElement;
  import org.apache.myrmidon.framework.AbstractContainerTask;
  import org.apache.myrmidon.interfaces.executor.ExecutionFrame;
  
  /**
   * A simple task to task to execute a group of tasks.
   *
   * @author <a href="mailto:peter@apache.org">Peter Donald</a>
   * @version $Revision: 1.1 $ $Date: 2002/05/02 08:43:33 $
   * @ant.task name="target"
   */
  public class TargetTask
      extends AbstractContainerTask
  {
      private static final Resources REZ =
          ResourceManager.getPackageResources( TargetTask.class );
  
      /**
       * The array of ordered tasks which are contained
       * withing Target.
       */
      private final ArrayList m_tasks = new ArrayList();
  
      /**
       * The name of the target.
       */
      private String m_name;
  
      /**
       * The frame in which the tasks in target execute.
       */
      private ExecutionFrame m_frame;
  
      /**
       * Specify the name of target.
       *
       * @param name the name of the target
       * @see #m_name
       */
      public void setName( final String name )
      {
          m_name = name;
      }
  
      /**
       * Add a task to the target.
       *
       * @param task a model representing a task
       * @see #m_tasks
       */
      public void add( final ModelElement task )
      {
          m_tasks.add( task );
      }
  
      public void execute()
          throws TaskException
      {
          if( null == m_name )
          {
              final String message =
                  REZ.getString( "target.no-name.error" );
              throw new TaskException( message );
          }
  
          if( getContext().isInfoEnabled() )
          {
              final String message =
                  REZ.getString( "target.exec.notice", m_name );
              getContext().info( message );
          }
  
          final ExecutionFrame parentFrame = super.getExecutionFrame();
          m_frame = parentFrame.createChildFrame( m_name, null, false );
  
          final ModelElement[] tasks =
              (ModelElement[])m_tasks.toArray( new ModelElement[ m_tasks.size() ] );
  
          for( int i = 0; i < tasks.length; i++ )
          {
              final ModelElement task = tasks[ i ];
  
              if( getContext().isInfoEnabled() )
              {
                  final String message =
                      REZ.getString( "target.task-exec.notice",
                                     task.getName() );
                  getContext().info( message );
              }
              executeTask( task );
          }
      }
  
      /**
       * Return a different frame for target.
       *
       * @return the targets frame
       */
      protected ExecutionFrame getExecutionFrame()
      {
          return m_frame;
      }
  
      public String toString()
      {
          return "Target['" + m_name + "]";
      }
  }
  
  
  
  1.1                  jakarta-ant-myrmidon/antlib/src/java/org/apache/antlib/project/Resources.properties
  
  Index: Resources.properties
  ===================================================================
  target.no-name.error=Target does not specify the name attribute.
  target.exec.notice=Executing target: "{0}".
  target.task-exec.notice=Executing task: "{0}".
  
  typelib.missing-library.error=Missing library attribute from typelib statement.
  typelib.missing-name.error=Specified role ("{0}") but missing name from typelib statement.
  typelib.missing-role.error=Specified name ("{0}") but missing role from typelib statement.
  typelib.no-read.error=Unable to read file "{0}" to load library "{1}".
  typelib.no-file.error=No file can be found when searching for library "{0}".
  
  

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