SessionLayer (jdlms 1.8.0 API)

All Superinterfaces:

java.lang.AutoCloseable

All Known Implementing Classes:

HdlcLayer, WrapperLayer
```
public interface SessionLayer
extends java.lang.AutoCloseable
```
Interface to implement a DLMS SessionLayer.

See Also:

HdlcLayer, WrapperLayer

Method Summary

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

- Method Detail
  - startListening
```
void startListening(SessionLayerListener eventListener)
             throws java.io.IOException
```
    Function to start the connection.
    
    Parameters:
    
    eventListener - the listener.
    
    Throws:
    
    java.io.IOException - if an error occurs opening the connection to the remote meter.
  - send
```
void send(byte[] tSdu,
          int off,
          int len,
          RawMessageData.RawMessageDataBuilder rawMessageBuilder)
   throws java.io.IOException
```
    Writes len bytes from the specified byte array starting at offset off to this output stream.
    
    Parameters:
    
    tSdu - the data.
    
    off - the start offset in the data.
    
    len - the number of bytes to write.
    
    rawMessageBuilder - 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
```
void close()
    throws java.io.IOException
```
    Specified by:
    
    close in interface java.lang.AutoCloseable
    
    Throws:
    
    java.io.IOException