// $Id$
// 
// Copyright 2007-2008 Cisco Systems Inc.
// 
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy
// of the License 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.

namespace Etch.Util
{
    public interface OutputStream
    {
        /// <summary>
        /// Closes this output stream and releases any system resources associated with this stream.
        /// </summary>
        void Close();

        /// <summary>
        /// Writes b.length bytes from the specified byte array to this output stream.
        /// </summary>
        /// <param name="b">the data</param>
        void Write(byte[] b);

        /// <summary>
        /// Writes len bytes from the specified byte array starting at offset off to this output stream.
        /// </summary>
        /// <param name="b">the data</param>
        /// <param name="off">the start offset in the data.</param>
        /// <param name="len">the number of bytes to write</param>
        void Write(byte[] b, int off, int len);

        /// <summary>
        /// Writes the specified byte to this output stream.
        /// </summary>
        /// <param name="b">the byte</param>
        void Write(int b);

        /// <summary>
        /// Get bytes from this output stream.
        /// </summary>
        /// <returns></returns>
        byte[] GetBytes();
    
    }
}