Package org.gridgain.internal.dr.nio

Class DrNioMessageMarshaller

java.lang.Object

org.gridgain.internal.dr.nio.DrNioMessageMarshaller

All Implemented Interfaces:

DrMessageMarshaller<ByteBuffer>

public class DrNioMessageMarshaller
extends Object
implements DrMessageMarshaller<ByteBuffer>

DR messages marshaller.

Constructor Summary

Constructors

Constructor	Description
DrNioMessageMarshaller()

Method Summary

Modifier and Type	Method	Description
ByteBuffer	marshal(Object msg)	Marshal message.
static ByteBuffer	marshal(DrExternalMetadataRequest req)	Marshal metadata request.
Object	unmarshal(ByteBuffer in)	Unmarshal message.
static int	utfLength(String str)	Returns the length in bytes of the UTF encoding of the given string.
static void	writeUtf(DataOutput out, String s)	Writes the "body" (i.e., the UTF representation minus the 2-byte or 8-byte length header) of the UTF encoding for the given string.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DrNioMessageMarshaller

public DrNioMessageMarshaller()

Method Details

unmarshal

public Object unmarshal(ByteBuffer in)

Unmarshal message.

Specified by:

unmarshal in interface DrMessageMarshaller<ByteBuffer>

Parameters:

in - Message bytes.

Returns:

Message.

marshal

public ByteBuffer marshal(Object msg)

Marshal message.

Specified by:

marshal in interface DrMessageMarshaller<ByteBuffer>

Parameters:

msg - Message.

Returns:

Message bytes.

marshal

public static ByteBuffer marshal(DrExternalMetadataRequest req)

Marshal metadata request.

utfLength

public static int utfLength(String str)

Returns the length in bytes of the UTF encoding of the given string.

Parameters:

str - String.

Returns:

UTF encoding length.

writeUtf

public static void writeUtf(DataOutput out,
 String s)
                     throws IOException

Writes the "body" (i.e., the UTF representation minus the 2-byte or 8-byte length header) of the UTF encoding for the given string.

Parameters:

s - String.

Throws:

IOException