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Glassfish example source code file (FormattedWriter.java)

This example Glassfish source code file (FormattedWriter.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 - Glassfish tags/keywords

formattedwriter, iterator, list, list, noi18n, noi18n, string, string, stringbuffer, stringbuffer, stringtokenizer, util

The Glassfish FormattedWriter.java source code

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

/*
 * FormattedWriter.java
 *
 * Created on November 14, 2001, 5:50 PM
 */

package com.sun.jdo.spi.persistence.utility.generator.io;

import java.util.*;


/**
 *
 * @author raccah
 */
class FormattedWriter
{
	static private final String lineSeparator =
		System.getProperty("line.separator");
	static private final String indent = "    ";	// NOI18N

	private StringBuffer _buffer;
	private int _initialIndents = 0;

	/** Creates new FormattedWriter */
	FormattedWriter ()
	{
	}

	private StringBuffer getBuffer ()
	{
		if (_buffer == null)
			_buffer = new StringBuffer();

		return _buffer;
	}

	/** Returns a string representation of the FormattedWriter.
	 * @return The string representation of the internal StringBuffer 
	 * used by this object.
	 */	
	public String toString () { return getBuffer().toString(); }

	void writeComments (final String[] comments)
	{
		final int n = (comments != null ? comments.length : 0);

		for (int i = 0; i < n; i++)
		{
			final String s = comments[i];

			writeln("// " + (s != null ? s : ""));	// NOI18N
		}
	}

	private void _write (final int indents, final String s)
	{
		final StringBuffer buffer = getBuffer();

		if (!s.equals(lineSeparator))
		{
			for (int i = 0; i < indents; i++)
				buffer.append(indent);
		}

		buffer.append(s);
	}

	void write (final int indents, final String s)
	{
		_write(indents + _initialIndents, s);
	}

	void write (final String s)
	{
		_write(0, s);
	}

	void writeln (final int indents, final String s)
	{
		if (_initialIndents > 0)
			_write(_initialIndents, "");	// NOI18N

		_write(indents, s + lineSeparator);
	}

	void writeln (final String s)
	{
		writeln(0, s);
	}

	void writeln ()
	{
		writeln(0, "");			// NOI18N
	}

	void writeList (final int indents, final List list, 
		final boolean addSeparator)
	{
		if ((list != null) && (list.size() > 0))
		{
			Iterator iterator = list.iterator();
	
			while (iterator.hasNext())
			{
				indent(indents, iterator.next().toString());

				if (addSeparator)
					writeln();
			}

			if (!addSeparator)
				writeln();
		}
	}

	void writeList (final int indents, final List list)
	{
		writeList(indents, list, false);
	}

	void writeList (final List list)
	{
		writeList(0, list);
	}

	private void indent (final int indents, final String s)
	{
		if (s.indexOf(lineSeparator) != -1)
		{
			StringTokenizer tokenizer =
				new StringTokenizer(s, lineSeparator, true);

			while (tokenizer.hasMoreTokens())
				write(indents, tokenizer.nextToken());
		}
		else
			write(indents, s);
	}
}

Other Glassfish examples (source code examples)

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