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From vin...@apache.org
Subject cvs commit: incubator-altrmi/tools/src/java/org/apache/altrmi/tools/generator/ant ProxyGenerationTask.java
Date Thu, 28 Aug 2003 18:39:22 GMT
vinayc      2003/08/28 11:39:22

  Added:       tools/src/java/org/apache/altrmi/tools/generator/ant
                        ProxyGenerationTask.java
  Log:
  Refactorize (includes modularize,mavenize & rest of the nice's)
  
  Revision  Changes    Path
  1.1                  incubator-altrmi/tools/src/java/org/apache/altrmi/tools/generator/ant/ProxyGenerationTask.java
  
  Index: ProxyGenerationTask.java
  ===================================================================
  /* ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 1997-2003 The Apache Software Foundation. All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution,
   *    if any, must include the following acknowledgment:
   *    "This product includes software developed by the
   *    Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software
   *    itself, if and wherever such third-party acknowledgments
   *    normally appear.
   *
   * 4. The names "Incubator", "AltRMI", and "Apache Software Foundation"
   *    must not be used to endorse or promote products derived from this
   *    software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache",
   *    nor may "Apache" appear in their name, without prior written
   *    permission of the Apache Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation. For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   */
  package org.apache.altrmi.tools.generator.ant;
  
  import java.io.File;
  import java.util.StringTokenizer;
  import java.util.Vector;
  import org.apache.altrmi.server.ProxyGenerationException;
  import org.apache.altrmi.server.ProxyGenerator;
  import org.apache.altrmi.server.PublicationDescriptionItem;
  import org.apache.tools.ant.AntClassLoader;
  import org.apache.tools.ant.BuildException;
  import org.apache.tools.ant.Task;
  import org.apache.tools.ant.types.Path;
  import org.apache.tools.ant.types.Reference;
  
  /**
   * Class ProxyGenerationTask
   *
   *
   * @author Paul Hammant
   * @version $Revision: 1.1 $
   */
  public class ProxyGenerationTask extends Task
  {
  
      protected String[] m_interfacesToExpose;
      protected String[] m_additionalFacades;
      protected String[] m_callbackFacades;
      protected File m_srcGenDir;
      protected File m_classGenDir;
      protected String m_genName;
      protected Path m_classpath;
      protected String m_verbose = "false";
      private String m_generatorClass="org.apache.altrmi.tools.generator.ProxyGeneratorImpl";
  
      /**
       * Constructor ProxyGenerationTask
       *
       *
       */
      public ProxyGenerationTask()
      {
      }
  
      /**
       * Method setInterfaces
       *
       *
       * @param interfacesToExpose
       *
       */
      public void setInterfaces( String interfacesToExpose )
      {
  
          StringTokenizer st = new StringTokenizer( interfacesToExpose, "," );
          Vector strings = new Vector();
  
          while( st.hasMoreTokens() )
          {
              strings.add( st.nextToken().trim() );
          }
  
          m_interfacesToExpose = new String[ strings.size() ];
  
          strings.copyInto( m_interfacesToExpose );
      }
  
      /**
       * Method setAdditionalfacades
       *
       *
       * @param additionalfacades
       *
       */
      public void setAdditionalfacades( String additionalfacades )
      {
  
          StringTokenizer st = new StringTokenizer( additionalfacades, "," );
          Vector strings = new Vector();
  
          while( st.hasMoreTokens() )
          {
              strings.add( st.nextToken().trim() );
          }
  
          m_additionalFacades = new String[ strings.size() ];
  
          strings.copyInto( m_additionalFacades );
      }
  
      /**
       * Method setAdditionalfacades
       *
       *
       * @param callbackfacades
       *
       */
      public void setCallbackfacades( String callbackfacades )
      {
  
          StringTokenizer st = new StringTokenizer( callbackfacades, "," );
          Vector strings = new Vector();
  
          while( st.hasMoreTokens() )
          {
              strings.add( st.nextToken().trim() );
          }
  
          m_callbackFacades = new String[ strings.size() ];
  
          strings.copyInto( m_callbackFacades );
      }
  
  
      /**
       * Method setSrcgendir
       *
       *
       * @param srcGenDir
       *
       */
      public void setSrcgendir( File srcGenDir )
      {
          m_srcGenDir = srcGenDir;
      }
  
      /**
       * Method setClassgendir
       *
       *
       * @param classGenDir
       *
       */
      public void setClassgendir( File classGenDir )
      {
          m_classGenDir = classGenDir;
      }
  
      /**
       * Method setGenname
       *
       *
       * @param genName
       *
       */
      public void setGenname( String genName )
      {
          this.m_genName = genName;
      }
  
      /**
       * Method setM_classpath
       *
       *
       * @param classpath
       *
       */
      public void setClasspath( Path classpath )
      {
  
          if( m_classpath == null )
          {
              m_classpath = classpath;
          }
          else
          {
              m_classpath.append( classpath );
          }
      }
  
      /**
       * Method createClasspath
       *
       *
       * @return
       *
       */
      public Path createClasspath()
      {
  
          if( m_classpath == null )
          {
              m_classpath = new Path( project );
          }
  
          return m_classpath.createPath();
      }
  
      /**
       * Method setClasspathRef
       *
       *
       * @param r
       *
       */
      public void setClasspathRef( Reference r )
      {
          createClasspath().setRefid( r );
      }
  
      /**
       * Method setVerbose
       *
       *
       * @param verbose
       *
       */
      public void setVerbose( String verbose )
      {
          m_verbose = verbose;
      }
  
      /**
       * Sets the GeneratorClass
       * @param generatorClass The Generator Class to set.
       */
      public void setGeneratorClass(String generatorClass)
      {
          this.m_generatorClass = generatorClass;
      }
  
      /**
       * Method execute
       *
       *
       * @throws BuildException
       *
       */
      public void execute() throws BuildException
      {
  
          if( m_interfacesToExpose == null )
          {
              throw new BuildException( "Specify at least one interface to expose" );
          }
  
          if( m_srcGenDir == null )
          {
              throw new BuildException( "Specify the directory to generate Java source in"
);
          }
  
          if( m_classGenDir == null )
          {
              throw new BuildException( "Specify the directory to generate Java classes in"
);
          }
  
          if( m_genName == null )
          {
              throw new BuildException( "Specify the name to use for lookup" );
          }
  
          ProxyGenerator proxyGenerator;
  
          try
          {
              proxyGenerator =
                  (ProxyGenerator)Class
                  .forName( m_generatorClass )
                  .newInstance();
          }
          catch( Exception e )
          {
              e.printStackTrace();
  
              throw new RuntimeException( "PrimaryGenerator Impl jar not in m_classpath" );
          }
  
          try
          {
              proxyGenerator.setSrcGenDir( m_srcGenDir.getAbsolutePath() );
              proxyGenerator.setClassGenDir( m_classGenDir.getAbsolutePath() );
              proxyGenerator.setGenName( m_genName );
              proxyGenerator.verbose( Boolean.valueOf( m_verbose ).booleanValue() );
              proxyGenerator.setClasspath( m_classpath.concatSystemClasspath( "ignore" ).toString()
);
  
              PublicationDescriptionItem[] interfacesToExpose = new PublicationDescriptionItem[
m_interfacesToExpose.length ];
              ClassLoader classLoader = new AntClassLoader( getProject(), m_classpath );
  
              for( int i = 0; i < m_interfacesToExpose.length; i++ )
              {
                  String cn = m_interfacesToExpose[ i ];
                  interfacesToExpose[ i ] = new PublicationDescriptionItem(classLoader.loadClass(
cn ));
              }
  
              proxyGenerator.setInterfacesToExpose( interfacesToExpose );
  
              if( m_additionalFacades != null )
              {
                  PublicationDescriptionItem[] additionalFacades = new PublicationDescriptionItem[
m_additionalFacades.length ];
  
                  for( int i = 0; i < m_additionalFacades.length; i++ )
                  {
                      String cn = m_additionalFacades[ i ];
  
                      additionalFacades[ i ] = new PublicationDescriptionItem(classLoader.loadClass(
cn ));
                  }
  
                  proxyGenerator.setAdditionalFacades( additionalFacades );
              }
  
              if( m_callbackFacades != null )
              {
                  PublicationDescriptionItem[] callbackFacades = new PublicationDescriptionItem[
m_callbackFacades.length ];
  
                  for( int i = 0; i < m_callbackFacades.length; i++ )
                  {
                      String cn = m_callbackFacades[ i ];
  
                      callbackFacades[ i ] = new PublicationDescriptionItem(classLoader.loadClass(
cn ));
                  }
  
                  proxyGenerator.setCallbackFacades( callbackFacades );
              }
  
  
              ClassLoader classLoader2 = null;
  
              if( m_classpath != null )
              {
                  classLoader2 = new AntClassLoader( project, m_classpath );
              }
              else
              {
                  classLoader2 = this.getClass().getClassLoader();
              }
  
              proxyGenerator.generateSrc( classLoader2 );
              proxyGenerator.generateClass( classLoader2 );
          }
          catch( ClassNotFoundException cnfe )
          {
              cnfe.printStackTrace();
  
              throw new BuildException( "Class not found : " + cnfe.getMessage() );
          }
          catch( ProxyGenerationException sge )
          {
              throw new BuildException( "Proxy Gerneation error : " + sge.getMessage() );
          }
      }
  
  
  
  }
  
  
  

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