d/source/zap/ArrayOutputStream.d

// Copyright (c) 2013-2014 Sandstorm Development Group, Inc. and contributors
// Licensed under the MIT License:
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

module zap.ArrayOutputStream;

import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.channels.WritableByteChannel;

import zap.BufferedOutputStream;

final class ArrayOutputStream : BufferedOutputStream
{
public: //Variables.
	ByteBuffer buf;

public: //Methods.
	this(ref ByteBuffer buf)
	{
		this.buf = buf;
	}
	
	this(ref ubyte[] buf)
	{
		this.buf = ByteBuffer(buf);
	}
	
	size_t write(ref ByteBuffer src)
	{
		auto available = this.buf.remaining();
		auto size = src.remaining();
		if(available < size)
			throw new IOException("Backing buffer was not large enough.");
		this.buf.put!ByteBuffer(src);
		return size;
	}
	
	ByteBuffer* getWriteBuffer()
	{
		return &this.buf;
	}
	
	void close()
	{
		return;
	}
	
	bool isOpen()
	{
		return true;
	}
	
	void flush()
	{
		
	}
}