LeftTupleSink childSink = (LeftTupleSink) sinks.get( stream.readInt() );
int factHandleId = stream.readInt();
RightTupleKey key = new RightTupleKey( factHandleId,
sink );
RightTuple rightTuple = context.rightTuples.get( key );
LeftTuple childLeftTuple = new LeftTupleImpl( parentLeftTuple,
rightTuple,
childSink,
true );
readLeftTuple( childLeftTuple,
context );
}
break;
}
case NodeTypeEnums.EvalConditionNode : {
while ( stream.readShort() == PersisterEnums.LEFT_TUPLE ) {
LeftTupleSink childSink = (LeftTupleSink) sinks.get( stream.readInt() );
LeftTuple childLeftTuple = new LeftTupleImpl( parentLeftTuple,
childSink,
true );
readLeftTuple( childLeftTuple,
context );
}
break;
}
case NodeTypeEnums.NotNode :
case NodeTypeEnums.ForallNotNode : {
BetaMemory memory = (BetaMemory) context.wm.getNodeMemory( (BetaNode) sink );
int type = stream.readShort();
if ( type == PersisterEnums.LEFT_TUPLE_NOT_BLOCKED ) {
addToLeftMemory( parentLeftTuple, memory );
while ( stream.readShort() == PersisterEnums.LEFT_TUPLE ) {
LeftTupleSink childSink = (LeftTupleSink) sinks.get( stream.readInt() );
LeftTuple childLeftTuple = new LeftTupleImpl( parentLeftTuple,
childSink,
true );
readLeftTuple( childLeftTuple,
context );
}
} else {
int factHandleId = stream.readInt();
RightTupleKey key = new RightTupleKey( factHandleId,
sink );
RightTuple rightTuple = context.rightTuples.get( key );
parentLeftTuple.setBlocker( rightTuple );
rightTuple.addBlocked( parentLeftTuple );
}
break;
}
case NodeTypeEnums.ExistsNode : {
BetaMemory memory = (BetaMemory) context.wm.getNodeMemory( (BetaNode) sink );
int type = stream.readShort();
if ( type == PersisterEnums.LEFT_TUPLE_NOT_BLOCKED ) {
addToLeftMemory( parentLeftTuple, memory );
} else {
int factHandleId = stream.readInt();
RightTupleKey key = new RightTupleKey( factHandleId,
sink );
RightTuple rightTuple = context.rightTuples.get( key );
parentLeftTuple.setBlocker( rightTuple );
rightTuple.addBlocked( parentLeftTuple );
while ( stream.readShort() == PersisterEnums.LEFT_TUPLE ) {
LeftTupleSink childSink = (LeftTupleSink) sinks.get( stream.readInt() );
LeftTuple childLeftTuple = new LeftTupleImpl( parentLeftTuple,
childSink,
true );
readLeftTuple( childLeftTuple,
context );
}
}
break;
}
case NodeTypeEnums.AccumulateNode : {
// accumulate nodes generate new facts on-demand and need special procedures when de-serializing from persistent storage
AccumulateMemory memory = (AccumulateMemory) context.wm.getNodeMemory( (BetaNode) sink );
memory.betaMemory.getLeftTupleMemory().add( parentLeftTuple );
AccumulateContext accctx = new AccumulateContext();
memory.betaMemory.getCreatedHandles().put( parentLeftTuple,
accctx,
false );
// first we de-serialize the generated fact handle
InternalFactHandle handle = readFactHandle( context );
accctx.result = new RightTuple( handle,
(RightTupleSink) sink );
// then we de-serialize the associated accumulation context
accctx.context = (Serializable[]) stream.readObject();
// then we de-serialize the boolean propagated flag
accctx.propagated = stream.readBoolean();
// then we de-serialize all the propagated tuples
short head = -1;
while ( (head = stream.readShort()) != PersisterEnums.END ) {
switch ( head ) {
case PersisterEnums.RIGHT_TUPLE : {
int factHandleId = stream.readInt();
RightTupleKey key = new RightTupleKey( factHandleId,
sink );
RightTuple rightTuple = context.rightTuples.get( key );
// just wiring up the match record
new LeftTupleImpl( parentLeftTuple,
rightTuple,
sink,
true );
break;
}
case PersisterEnums.LEFT_TUPLE : {
LeftTupleSink childSink = (LeftTupleSink) sinks.get( stream.readInt() );
LeftTuple childLeftTuple = new LeftTupleImpl( parentLeftTuple,
accctx.result,
childSink,
true );
readLeftTuple( childLeftTuple,
context );
break;
}
default : {
throw new RuntimeDroolsException( "Marshalling error. This is a bug. Please contact the development team." );
}
}
}
break;
}
case NodeTypeEnums.RightInputAdaterNode : {
// RIANs generate new fact handles on-demand to wrap tuples and need special procedures when de-serializing from persistent storage
ObjectHashMap memory = (ObjectHashMap) context.wm.getNodeMemory( (NodeMemory) sink );
// create fact handle
int id = stream.readInt();
long recency = stream.readLong();
InternalFactHandle handle = new DefaultFactHandle( id,
parentLeftTuple,
recency,
context.wm.getEntryPoints().get( EntryPoint.DEFAULT.getEntryPointId() ) );
memory.put( parentLeftTuple, handle );
readRightTuples( handle, context );
stream.readShort(); // Persistence.END
break;
}
case NodeTypeEnums.FromNode: {
// context.out.println( "FromNode" );
// FNs generate new fact handles on-demand to wrap objects and need special procedures when serializing to persistent storage
FromMemory memory = (FromMemory) context.wm.getNodeMemory( (NodeMemory) sink );
memory.betaMemory.getLeftTupleMemory().add( parentLeftTuple );
Map<Object, RightTuple> matches = new LinkedHashMap<Object, RightTuple>();
memory.betaMemory.getCreatedHandles().put( parentLeftTuple, matches );
while( stream.readShort() == PersisterEnums.FACT_HANDLE ) {
// we de-serialize the generated fact handle ID
InternalFactHandle handle = readFactHandle( context );
context.handles.put( handle.getId(),
handle );
readRightTuples( handle,
context );
matches.put( handle.getObject(), handle.getFirstRightTuple() );
}
while( stream.readShort() == PersisterEnums.RIGHT_TUPLE ) {
LeftTupleSink childSink = (LeftTupleSink) sinks.get( stream.readInt() );
int factHandleId = stream.readInt();
RightTupleKey key = new RightTupleKey( factHandleId,
null ); // created tuples in from node always use null sink
RightTuple rightTuple = context.rightTuples.get( key );
LeftTuple childLeftTuple = new LeftTupleImpl( parentLeftTuple,
rightTuple,
childSink,
true );
readLeftTuple( childLeftTuple,
context );
}
// context.out.println( "FromNode --- END" );
break;
}
case NodeTypeEnums.UnificationNode : {
while ( stream.readShort() == PersisterEnums.LEFT_TUPLE ) {
LeftTupleSink childSink = (LeftTupleSink) sinks.get( stream.readInt() );
// we de-serialize the generated fact handle ID
InternalFactHandle handle = readFactHandle( context );
context.handles.put( handle.getId(),
handle );
RightTuple rightTuple = new RightTuple( handle );
// @TODO check if open query
LeftTuple childLeftTuple = new LeftTupleImpl( parentLeftTuple,
rightTuple,
childSink,
true );
readLeftTuple( childLeftTuple,
context );