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From cziege...@apache.org
Subject cvs commit: cocoon-2.1/src/scratchpad/src/org/apache/cocoon/acting CommandAction.java
Date Fri, 08 Aug 2003 11:35:34 GMT
cziegeler    2003/08/08 04:35:34

  Added:       src/scratchpad/src/org/apache/cocoon/acting
                        CommandAction.java
  Log:
  Action for executing commands on the server contributed by Peter Klassen (pklassen@s-und-n.de)
  
  Revision  Changes    Path
  1.1                  cocoon-2.1/src/scratchpad/src/org/apache/cocoon/acting/CommandAction.java
  
  Index: CommandAction.java
  ===================================================================
  /*
  
   ============================================================================
  				   The Apache Software License, Version 1.1
   ============================================================================
  
   Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
  
   Redistribution and use in source and binary forms, with or without modifica-
   tion, 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 "Apache Cocoon" 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 (INCLU-
   DING, 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 and was  originally created by
   Stefano Mazzocchi  <stefano@apache.org>. For more  information on the Apache
   Software Foundation, please see <http://www.apache.org/>.
  
  */
  
  package org.apache.cocoon.acting;
  
  import java.io.File;
  import java.util.Map;
  
  import org.apache.avalon.framework.parameters.Parameters;
  import org.apache.avalon.framework.thread.ThreadSafe;
  import org.apache.cocoon.environment.ObjectModelHelper;
  import org.apache.cocoon.environment.Redirector;
  import org.apache.cocoon.environment.Request;
  import org.apache.cocoon.environment.SourceResolver;
  import org.apache.excalibur.source.Source;
  import org.apache.excalibur.source.SourceUtil;
  
  /**
   * Action class, which simply calls a process on an operating system.
   * Therefore, a parameter named 'command' has to be configured in the sitemap 
   * to hold the filename as value.
   * 
   * @author <a href="mailto:pklassen@s-und-n.de">Peter Klassen</a>
   * @version CVS $Id: CommandAction.java,v 1.1 2003/08/08 11:35:34 cziegeler Exp $
   */
  
  public class CommandAction extends AbstractAction implements ThreadSafe {
  	
  	public final static String PARAM_COMMAND = "command";
  	
  	
      public Map act( Redirector redirector, SourceResolver resolver, Map objectModel, String
source, Parameters param )
  	throws Exception {
  		Request request = ObjectModelHelper.getRequest(objectModel);
  		String command = param.getParameter(PARAM_COMMAND);
  		Source src = null;
  		
  		if ((param != null) && (command != null)) {
  			try {
  				src = resolver.resolveURI(command);
                  File file = SourceUtil.getFile(src);
                  if ( file != null ) {
                      Process p = Runtime.getRuntime().exec(file.getAbsolutePath());
                  } else {
                      this.getLogger().error("Command does not point to a file " + command);
                  }
  			} catch(Exception e) {
  				this.getLogger().error("Error while execute an OS-Process",e);
  				return null;
  			} finally {
  				resolver.release(src);
  			}
  		}
  		else {
  			return null;
  		}
          return(EMPTY_MAP);
      }
  
  }
  
  
  

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