ibis.gmi
Class GroupSkeleton

java.lang.Object
  ibis.gmi.GroupSkeleton

All Implemented Interfaces:

GroupProtocol

public abstract class GroupSkeleton

extends java.lang.Object

implements GroupProtocol

The GroupSkeleton class serves as a base class for generated skeletons. It also has methods for reply combining.

Field Summary

Fields inherited from interface ibis.gmi.GroupProtocol

BARRIER, BARRIER_FAILED, BARRIER_OK, COMBINE, COMBINE_RESULT, COMBINED_FAILED, COMBINED_OK, CREATE_FAILED, CREATE_GROUP, CREATE_OK, DEFINE_COMBINED, FIND_GROUP, GROUP_NOT_READY, GROUP_OK, GROUP_UNKNOWN, INVOCATION, INVOCATION_BINCOMBINE, INVOCATION_FLATCOMBINE, INVOCATION_REPLY, JOIN_FULL, JOIN_GROUP, JOIN_ILLEGAL_RANK, JOIN_OK, JOIN_RANK_TAKEN, JOIN_TIMEOUT, JOIN_UNKNOWN, JOIN_WRONG_TYPE, REGISTRY, REGISTRY_REPLY, RESULT_BOOLEAN, RESULT_BYTE, RESULT_CHAR, RESULT_DOUBLE, RESULT_EXCEPTION, RESULT_FLOAT, RESULT_INT, RESULT_LONG, RESULT_OBJECT, RESULT_SHORT, RESULT_VOID

Constructor Summary

GroupSkeleton()
Constructor.

Method Summary

void	handleCombineMessage(ReadMessage m) Receives a COMBINE or a COMBINE_RESULT message.
abstract void	handleMessage(int invocationMode, int resultMode, ReadMessage r) To be redefined by the skeletons.
void	init(GroupMember dest) Initializes the skeleton further once the group is complete.

Methods inherited from class java.lang.Object

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

Constructor Detail

GroupSkeleton

public GroupSkeleton()

Constructor.

Method Detail

init

public void init(GroupMember dest)

Initializes the skeleton further once the group is complete.

Parameters:

dest - the group member to which this skeleton belongs

handleCombineMessage

public final void handleCombineMessage(ReadMessage m)
                                throws java.io.IOException,
                                       java.lang.ClassNotFoundException

Receives a COMBINE or a COMBINE_RESULT message. It is placed in a group message and enqueued in the proper queue, and any waiters are notified.

Parameters:

m - the message received

Throws:

java.io.IOException - is thrown on IO error.

java.lang.ClassNotFoundException - is thrown when an object is read whose class could not be found.

handleMessage

public abstract void handleMessage(int invocationMode,
                                   int resultMode,
                                   ReadMessage r)
                            throws IbisException,
                                   java.io.IOException

To be redefined by the skeletons. Deals with an INVOCATION message.

Parameters:

invocationMode - summary of the invocation scheme of this invocation

resultMode - summary of the result scheme of this invocation

r - the message

Throws:

IbisException - is thrown when the result is an exception; the nested exception is this result exception.

java.io.IOException - is thrown on IO error.