helloworld.java

webwork source

/*
 * WebWork, Web Application Framework
 *
 * Distributable under Apache license.
 * See terms of license at opensource.org
 */
package webwork.examples.helloworld;

import webwork.action.ActionSupport;
import webwork.action.CommandDriven;

/**
 *	Hello World action. Generate greeting phrase.
 *      
 *	@author Rickard 謆erg ([e-mail])
 *	@version $Revision: 1.5 $
 */
public class HelloWorld
   extends ActionSupport
   implements CommandDriven
{
   // Attributes ----------------------------------------------------
   String phrase = "";
   String name = "";

   String greeting;

   // Public --------------------------------------------------------
   public void setName(String name)
   {
      this.name = name;
   }

   public String getName()
   {
      return name;
   }

   public void setPhrase(String phrase)
   {
      this.phrase = phrase;
   }

   public String getPhrase()
   {
      return phrase;
   }

   public String getGreeting()
   {
      return greeting;
   }

   // Action implementation ----------------------------------------
   protected void doValidation()
   {
      if (phrase.equals(""))
         addError("phrase", "Missing greeting");
      if (name.equals(""))
         addError("name", "Missing name");
   }

   protected String doExecute()
   {
      // Compute greeting
      greeting = phrase+" "+name;
      
      // Show result
      return SUCCESS;
   }
}