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From erodrig...@apache.org
Subject svn commit: r125115 - /incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/ByteBufferCodec.java
Date Thu, 13 Jan 2005 23:15:21 GMT
Author: erodriguez
Date: Thu Jan 13 15:15:19 2005
New Revision: 125115

URL: http://svn.apache.org/viewcvs?view=rev&rev=125115
Log:
Static utility methods for working with unsigned types.
Added:
   incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/ByteBufferCodec.java

Added: incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/ByteBufferCodec.java
Url: http://svn.apache.org/viewcvs/incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/ByteBufferCodec.java?view=auto&rev=125115
==============================================================================
--- (empty file)
+++ incubator/directory/dns/trunk/core/src/java/org/apache/dns/io/ByteBufferCodec.java	Thu
Jan 13 15:15:19 2005
@@ -0,0 +1,85 @@
+/*
+ *   Copyright 2005 The Apache Software Foundation
+ *
+ *   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.
+ *
+ */
+
+package org.apache.dns.io;
+
+import java.nio.ByteBuffer;
+
+
+public class ByteBufferCodec
+{
+	public static short getUnsignedByte( ByteBuffer byteBuffer )
+	{
+		return ( (short)( byteBuffer.get() & 0xff ) );
+	}
+
+	public static void putUnsignedByte( ByteBuffer byteBuffer, int value )
+	{
+		byteBuffer.put( (byte)( value & 0xff ) );
+	}
+
+	public static short getUnsignedByte( ByteBuffer byteBuffer, int position )
+	{
+		return ( (short)( byteBuffer.get( position ) & (short)0xff ) );
+	}
+
+	public static void putUnsignedByte( ByteBuffer byteBuffer, int position, int value )
+	{
+		byteBuffer.put( position, (byte)( value & 0xff ) );
+	}
+	
+	public static int getUnsignedShort( ByteBuffer byteBuffer )
+	{
+		return ( byteBuffer.getShort() & 0xffff );
+	}
+
+	public static void putUnsignedShort( ByteBuffer byteBuffer, int value )
+	{
+		byteBuffer.putShort( (short)( value & 0xffff ) );
+	}
+
+	public static int getUnsignedShort( ByteBuffer byteBuffer, int position )
+	{
+		return ( byteBuffer.getShort( position ) & 0xffff );
+	}
+
+	public static void putUnsignedShort( ByteBuffer byteBuffer, int position, int value )
+	{
+		byteBuffer.putShort( position, (short)( value & 0xffff ) );
+	}
+	
+	public static long getUnsignedInt( ByteBuffer byteBuffer )
+	{
+		return ( byteBuffer.getInt() & 0xffffffffL );
+	}
+
+	public static void putUnsignedInt( ByteBuffer byteBuffer, long value )
+	{
+		byteBuffer.putInt( (int)( value & 0xffffffffL ) );
+	}
+
+	public static long getUnsignedInt( ByteBuffer byteBuffer, int position )
+	{
+		return ( byteBuffer.getInt( position ) & 0xffffffffL );
+	}
+
+	public static void putUnsignedInt( ByteBuffer byteBuffer, int position, long value )
+	{
+		byteBuffer.putInt( position, (int)( value & 0xffffffffL ) );
+	}
+}
+

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