gdx/src/com/badlogic/gdx/utils/DataBuffer.java

package com.badlogic.gdx.utils;

import com.badlogic.gdx.utils.StreamUtils.OptimizedByteArrayOutputStream;

/** Extends {@link DataOutput} that writes bytes to a byte array.
 * @author Nathan Sweet */
public class DataBuffer extends DataOutput {
	private final OptimizedByteArrayOutputStream outStream;

	public DataBuffer () {
		this(32);
	}

	public DataBuffer (int initialSize) {
		super(new OptimizedByteArrayOutputStream(initialSize));
		outStream = (OptimizedByteArrayOutputStream)out;
	}

	/** Returns the backing array, which has 0 to {@link #size()} items. */
	public byte[] getBuffer () {
		return outStream.getBuffer();
	}

	public byte[] toArray () {
		return outStream.toByteArray();
	}
}