Package org.openmuc.jdlms.sessionlayer.client

Class HdlcLayer

java.lang.Object

org.openmuc.jdlms.sessionlayer.client.HdlcLayer

All Implemented Interfaces:

java.lang.AutoCloseable, SessionLayer

public class HdlcLayer
extends java.lang.Object
implements SessionLayer

SessionLayer implementing the HDLC protocol IEC 62056-46 for further details.

Constructor Summary

Constructors

Constructor	Description
HdlcLayer(HdlcSettings settings)

Method Summary

Modifier and Type	Method	Description
void	close()
void	send(byte[] tSdu, int off, int len, RawMessageData.RawMessageDataBuilder rawMessageDataBuilder)	Writes len bytes from the specified byte array starting at offset off to this output stream.
void	startListening(SessionLayerListener listener)	Function to start the connection.

Methods inherited from class java.lang.Object

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

Constructor Detail

HdlcLayer

public HdlcLayer(HdlcSettings settings)

Method Detail

startListening

public void startListening(SessionLayerListener listener)
                    throws java.io.IOException

Description copied from interface: SessionLayer

Function to start the connection.

Specified by:

startListening in interface SessionLayer

Parameters:

listener - the listener.

Throws:

java.io.IOException - if an error occurs opening the connection to the remote meter.

send

public void send(byte[] tSdu,
                 int off,
                 int len,
                 RawMessageData.RawMessageDataBuilder rawMessageDataBuilder)
          throws java.io.IOException

Description copied from interface: SessionLayer

Writes len bytes from the specified byte array starting at offset off to this output stream.

Specified by:

send in interface SessionLayer

Parameters:

tSdu - the data.

off - the start offset in the data.

len - the number of bytes to write.

rawMessageDataBuilder - the raw byte array message builder for logging purposes.

Throws:

java.io.IOException - if an I/O error occurs. In particular, an IOException is thrown if the output stream is closed.

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface SessionLayer

Throws:

java.io.IOException