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Groovy example source code file (Message.java)

This example Groovy source code file (Message.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

io, janitor, message, message, object, printwriter, printwriter, processingunit, processingunit, simplemessage, sourceunit, string, string, syntaxerrormessage, syntaxexception

The Groovy Message.java source code

/*
 * Copyright 2003-2007 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.codehaus.groovy.control.messages;

import java.io.PrintWriter;

import org.codehaus.groovy.control.Janitor;
import org.codehaus.groovy.control.ProcessingUnit;
import org.codehaus.groovy.control.SourceUnit;
import org.codehaus.groovy.syntax.SyntaxException;



/**
 *  A base class for compilation messages.
 *
 *  @author <a href="mailto:cpoirier@dreaming.org">Chris Poirier
 *
 *  @version $Id: Message.java 14269 2008-12-04 16:06:13Z blackdrag $
 */

public abstract class Message
{
    
    
   /**
    *  Writes the message to the specified PrintWriter.  The supplied
    *  ProcessingUnit is the unit that holds this Message.
    */
    
    public abstract void write( PrintWriter writer, Janitor janitor );
    
    
   /**
    *  A synonym for write( writer, owner, null ).
    */
    
    public final void write( PrintWriter writer)
    {
        write( writer,  null );
    }
    
    
    
  //---------------------------------------------------------------------------
  // FACTORY METHODS
    
    
   /**
    *  Creates a new Message from the specified text.
    */
    
    public static Message create( String text, ProcessingUnit owner )
    {
        return new SimpleMessage( text, owner );
    }
    
    
          
   /**
    *  Creates a new Message from the specified text.
    */
     
    public static Message create( String text, Object data, ProcessingUnit owner  )
    {
        return new SimpleMessage( text, data, owner);
    }
     
     
           
   /**
    *  Creates a new Message from the specified SyntaxException.
    */
      
    public static Message create( SyntaxException error, SourceUnit owner )
    {
        return new SyntaxErrorMessage( error, owner );
    }
      
    
      
    
}




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