/*
* Copyright 2010 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.core.reteoo;
import org.drools.core.common.InternalWorkingMemory;
import org.drools.core.common.Memory;
import org.drools.core.common.RightTupleSets;
import org.drools.core.common.SynchronizedRightTupleSets;
import org.drools.core.phreak.TupleEntry;
import org.drools.core.rule.ContextEntry;
import org.drools.core.util.AbstractBaseLinkedListNode;
import java.util.ArrayDeque;
import java.util.Deque;
import java.util.Queue;
import java.util.concurrent.atomic.AtomicBoolean;
public class BetaMemory extends AbstractBaseLinkedListNode<Memory>
implements
Memory {
private static final long serialVersionUID = 510l;
private LeftTupleMemory leftTupleMemory;
private RightTupleMemory rightTupleMemory;
private RightTupleSets stagedRightTuples;
private ContextEntry[] context;
// the node type this memory belongs to
private short nodeType;
private SegmentMemory segmentMemory;
private long nodePosMaskBit;
private int counter;
private RiaPathMemory riaRuleMemory;
public BetaMemory() {
}
public BetaMemory(final LeftTupleMemory tupleMemory,
final RightTupleMemory objectMemory,
final ContextEntry[] context,
final short nodeType) {
this.leftTupleMemory = tupleMemory;
this.rightTupleMemory = objectMemory;
this.stagedRightTuples = new SynchronizedRightTupleSets(this);
this.context = context;
this.nodeType = nodeType;
}
public RightTupleSets getStagedRightTuples() {
return stagedRightTuples;
}
public void setStagedRightTuples(RightTupleSets stagedRightTuples) {
this.stagedRightTuples = stagedRightTuples;
}
public RightTupleMemory getRightTupleMemory() {
return this.rightTupleMemory;
}
public LeftTupleMemory getLeftTupleMemory() {
return this.leftTupleMemory;
}
public RiaPathMemory getRiaRuleMemory() {
return riaRuleMemory;
}
public void setRiaRuleMemory(RiaPathMemory riaRuleMemory) {
this.riaRuleMemory = riaRuleMemory;
}
/**
* @return the context
*/
public ContextEntry[] getContext() {
return context;
}
public void linkNode(InternalWorkingMemory wm) {
segmentMemory.linkNode(nodePosMaskBit, wm);
}
public void unlinkNode(InternalWorkingMemory wm) {
segmentMemory.unlinkNode(nodePosMaskBit, wm);
}
public short getNodeType() {
return this.nodeType;
}
public SegmentMemory getSegmentMemory() {
return segmentMemory;
}
public void setSegmentMemory(SegmentMemory segmentMemory) {
this.segmentMemory = segmentMemory;
}
public long getNodePosMaskBit() {
return nodePosMaskBit;
}
public void setNodePosMaskBit(long segmentPos) {
this.nodePosMaskBit = segmentPos;
}
public int getCounter() {
return counter;
}
public void setCounter(int counter) {
this.counter = counter;
}
public int getAndIncCounter() {
return counter++;
}
public int getAndDecCounter() {
return counter--;
}
public void setNodeDirty(InternalWorkingMemory wm) {
segmentMemory.notifyRuleLinkSegment(wm, nodePosMaskBit);
}
public void setNodeDirtyWithoutNotify() {
segmentMemory.updateDirtyNodeMask( nodePosMaskBit );
}
public void setNodeCleanWithoutNotify() {
segmentMemory.updateCleanNodeMask( nodePosMaskBit );
}
}