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using System;
using System.Diagnostics;
using System.IO;
namespace Org.BouncyCastle.Utilities.IO
{
public abstract class BaseOutputStream : Stream
{
private bool closed;
public sealed override bool CanRead { get { return false; } }
public sealed override bool CanSeek { get { return false; } }
public sealed override bool CanWrite { get { return !closed; } }
#if PORTABLE
protected override void Disposing(bool disposing)
{
if (disposing)
{
closed = true;
}
base.Dispose(disposing);
}
#else
public override void Close()
{
closed = true;
}
#endif
public override void Flush() { }
public sealed override long Length { get { throw new NotSupportedException(); } }
public sealed override long Position
{
get { throw new NotSupportedException(); }
set { throw new NotSupportedException(); }
}
public sealed override int Read(byte[] buffer, int offset, int count) { throw new NotSupportedException(); }
public sealed override long Seek(long offset, SeekOrigin origin) { throw new NotSupportedException(); }
public sealed override void SetLength(long value) { throw new NotSupportedException(); }
public override void Write(byte[] buffer, int offset, int count)
{
Debug.Assert(buffer != null);
Debug.Assert(0 <= offset && offset <= buffer.Length);
Debug.Assert(count >= 0);
int end = offset + count;
Debug.Assert(0 <= end && end <= buffer.Length);
for (int i = offset; i < end; ++i)
{
this.WriteByte(buffer[i]);
}
}
public virtual void Write(params byte[] buffer)
{
Write(buffer, 0, buffer.Length);
}
}
}
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