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What this is

This file 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.

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The source code

// $Id: PackageCodePiece.java,v 1.11 2004/08/03 09:28:00 linus Exp $
// Copyright (c) 1996-2004 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies.  This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
// IS", without any accompanying services from The Regents. The Regents
// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
// exclusively on the program for any reason.  IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

package org.argouml.language.java.generator;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.util.Stack;
import org.argouml.model.ModelFacade;

/**
 * This code piece represents a package declaration.
 *
 * JavaRE - Code generation and reverse engineering for UML and Java.
 *
 * @author Marcus Andersson andersson@users.sourceforge.net
 */
public class PackageCodePiece extends NamedCodePiece
{
    /** The code piece for the package identifier. */
    private CodePiece identifier;

    /**
     * Constructor.
     *
     * @param id Code piece for the package identifier.
     */
    public PackageCodePiece(CodePiece id)
    {
	identifier = id;
    }

    /**
     * @see org.argouml.language.java.generator.CodePiece#getText()
     *
     * Return the string representation for this piece of code.
     */
    public StringBuffer getText()
    {
	return identifier.getText();
    }

    /**
     * @see org.argouml.language.java.generator.CodePiece#getStartPosition()
     *
     * Return the start position.
     */
    public int getStartPosition()
    {
	return identifier.getStartPosition();
    }

    /**
     * @see org.argouml.language.java.generator.CodePiece#getEndPosition()
     *
     * Return the end position.
     */
    public int getEndPosition()
    {
	return identifier.getEndPosition();
    }

    /**
     * @see org.argouml.language.java.generator.CodePiece#getStartLine()
     * 
     * Return the start line
     */
    public int getStartLine()
    {
	return identifier.getStartLine();
    }

    /**
     * @see org.argouml.language.java.generator.CodePiece#getEndLine()
     * 
     * Return the end line
     */
    public int getEndLine()
    {
	return identifier.getEndLine();
    }

    /**
     * @see org.argouml.language.java.generator.NamedCodePiece#write(
     *         java.io.BufferedReader, java.io.BufferedWriter, java.util.Stack)
     *
     * Write the code this piece represents to file.
     */
    public void write(BufferedReader reader,
                      BufferedWriter writer,
                      Stack parseStateStack) throws IOException {
                          
	ParseState parseState = (ParseState) parseStateStack.peek();
	Object mNamespace = parseState.getNamespace();

	if (!(ModelFacade.isAModel(mNamespace))) {
	    writer.write("package ");
	    writer.write(GeneratorJava.getInstance()
			 .getPackageName(mNamespace));
	    writer.write(";");
	}
	// fast forward original code (overwriting)
	ffCodePiece(reader, null);
    }
}
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