jahiacmdexec.java

java 写的一个新闻发布系统

//
//                                   ____.
//                       __/\ ______|    |__/\.     _______
//            __   .____|    |       \   |    +----+       \
//    _______|  /--|    |    |    -   \  _    |    :    -   \_________
//   \\______: :---|    :    :           |    :    |         \________>
//           |__\---\_____________:______:    :____|____:_____\
//                                      /_____|
//
//                 . . . i n   j a h i a   w e   t r u s t . . .
//
//
//
//  JahiaCmdExec
//
//  NK      13.01.2001
//
//

package org.jahia.utils;


import java.io.*;
import org.jahia.exceptions.*;
import org.jahia.utils.*;

/**
 * Execute an External Command Line
 *
 * @author Khue ng
 */
public class JahiaCmdExec {

   protected String m_Cmd = "";

   /**
    * Constructor
    *
    * @param (String) cmd, the command line
    */
   public JahiaCmdExec(String cmd) {

      m_Cmd = cmd;

   }


   /**
    * Execute the command in the current working dir
    *
    * @exception (JahiaException) on error
    */
   public void execute() throws JahiaException {

      try {

         Process process = Runtime.getRuntime().exec(m_Cmd);

      } catch (Exception e) {

         String errMsg = "Failed executing command line " + m_Cmd ;
         JahiaConsole.println("JahiaCmdExec::execute()", errMsg + "\n" + e.toString());
         throw new JahiaException ("JahiaCmdExec", errMsg ,
                                    JahiaException.SERVICE_ERROR, JahiaException.WARNING, e);

      }
   }


   /**
    * Execute the command in a specified working dir
    *
    * @param (File) workingDir , The abstract File object to the new working dir
    * @exception (JahiaException) on error
    */
   public void execute(File workingDir) throws JahiaException {

      try {
         Process process = Runtime.getRuntime().exec(m_Cmd,new String[]{""},workingDir);

      } catch (Exception e) {

         String errMsg = "Failed executing command line " + m_Cmd ;
         JahiaConsole.println("JahiaCmdExec::execute()", errMsg + "\n" + e.toString());
         throw new JahiaException ("JahiaCmdExec", errMsg ,
                                    JahiaException.SERVICE_ERROR, JahiaException.WARNING, e);

      }
   }


}