ch.ethz.iks.r_osgi.messages
Class StreamRequestMessage

java.lang.Object
  ch.ethz.iks.r_osgi.messages.RemoteOSGiMessage
      ch.ethz.iks.r_osgi.messages.StreamRequestMessage

public final class StreamRequestMessage
extends RemoteOSGiMessage

Stream request message.

Author:

Michael Duller, ETH Zurich.

Field Summary

static byte	READ operation identifier for simple read operation on stream.
static byte	READ_ARRAY operation identifier for read operation reading more than one byte at once.
static byte	WRITE operation identifier for simple write operation on stream.
static byte	WRITE_ARRAY operation identifier for write operation writing more than one byte at once.

Fields inherited from class ch.ethz.iks.r_osgi.messages.RemoteOSGiMessage

DELIVER_BUNDLE, DELIVER_BUNDLES, DELIVER_SERVICE, LEASE, LEASE_UPDATE, REMOTE_CALL, REMOTE_CALL_RESULT, REMOTE_EVENT, REQUEST_BUNDLE, REQUEST_DEPENDENCIES, REQUEST_SERVICE, STREAM_REQUEST, STREAM_RESULT, TIME_OFFSET, xid

Constructor Summary

StreamRequestMessage()
creates a new StreamRequestMessage.

Method Summary

byte[]	getData() get the data array.
int	getLenOrVal() get the length (read op) or value (write op) field.
byte	getOp() get the operation code.
short	getStreamID() get the ID of the stream.
void	setData(byte[] b) set the data array.
void	setLenOrVal(int lenOrVal) set the length (read op) or value (write op) field.
void	setOp(byte op) set the operation code.
void	setStreamID(short streamID) set the ID of the stream.
java.lang.String	toString() String representation for debug outputs.
void	writeBody(java.io.ObjectOutputStream out) write the body of the message to a stream.

Methods inherited from class ch.ethz.iks.r_osgi.messages.RemoteOSGiMessage

getFuncID, getXID, parse, readBytes, readStringArray, send, setXID, writeBytes, writeStringArray

Methods inherited from class java.lang.Object

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

Field Detail

READ

public static final byte READ

operation identifier for simple read operation on stream.

See Also:

Constant Field Values

READ_ARRAY

public static final byte READ_ARRAY

operation identifier for read operation reading more than one byte at once.

See Also:

Constant Field Values

WRITE

public static final byte WRITE

operation identifier for simple write operation on stream.

See Also:

Constant Field Values

WRITE_ARRAY

public static final byte WRITE_ARRAY

operation identifier for write operation writing more than one byte at once.

See Also:

Constant Field Values

Constructor Detail

StreamRequestMessage

public StreamRequestMessage()

creates a new StreamRequestMessage.

Method Detail

writeBody

public void writeBody(java.io.ObjectOutputStream out)
               throws java.io.IOException

write the body of the message to a stream.

Specified by:

writeBody in class RemoteOSGiMessage

Parameters:

out - the ObjectOutputStream.

Throws:

java.io.IOException - in case of IO failures.

See Also:

ch.ethz.iks.r_osgi.impl.RemoteOSGiMessageImpl#getBody()

getStreamID

public short getStreamID()

get the ID of the stream.

Returns:

the ID of the stream.

setStreamID

public void setStreamID(short streamID)

set the ID of the stream.

Parameters:

streamID - the ID of the stream.

getOp

public byte getOp()

get the operation code.

Returns:

the operation code.

setOp

public void setOp(byte op)

set the operation code.

Parameters:

op - the operation code.

getLenOrVal

public int getLenOrVal()

get the length (read op) or value (write op) field.

Returns:

the length or value.

setLenOrVal

public void setLenOrVal(int lenOrVal)

set the length (read op) or value (write op) field.

Parameters:

lenOrVal - the length or value.

getData

public byte[] getData()

get the data array.

Returns:

the data array.

setData

public void setData(byte[] b)

set the data array.

Parameters:

b - the data array to store.

toString

public java.lang.String toString()

String representation for debug outputs.

Overrides:

toString in class java.lang.Object

Returns:

a string representation.

See Also:

Object.toString()