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Bridges Apache Wicket with Select2 components

There is a newer version: 10.1.1

/*
 * Copyright 2012 Igor Vaynberg
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this work except in compliance with
 * the License. You may obtain a copy of the License in the LICENSE file, or 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.wicketstuff.select2.json;

import java.io.IOException;
import java.io.Writer;

/**
 * A {@link Writer} that writes into a {@link StringBuilder}.
 * 
 * @author igor
 * 
 */
public class StringBuilderWriter extends Writer
{
	private final StringBuilder builder;

	public StringBuilderWriter()
	{
		this(new StringBuilder());
	}

	public StringBuilderWriter(StringBuilder builder)
	{
		this.builder = builder;
	}

	public StringBuilder getBuilder()
	{
		return builder;
	}

	@Override
	public void write(char[] cbuf, int off, int len) throws IOException
	{
		if ((off < 0) || (off > cbuf.length) || (len < 0) || ((off + len) > cbuf.length) ||
			((off + len) < 0))
		{
			throw new IndexOutOfBoundsException();
		}
		else if (len == 0)
		{
			return;
		}
		builder.append(cbuf, off, len);
	}

	@Override
	public void flush() throws IOException
	{
	}

	@Override
	public void close() throws IOException
	{
	}

}