[DROOLS-7537] remove no longer needed activation count in event fact …

…handle (#5486) * [DROOLS-7537] remove no longer needed activation count in event fact handle * fix imports
apache · Aug 23, 2023 · 0722b59 · 0722b59
1 parent 82a3c61
commit 0722b59
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Showing 13 changed files with 61 additions and 120 deletions.
diff --git a/drools-core/src/main/java/org/drools/core/common/DefaultEventHandle.java b/drools-core/src/main/java/org/drools/core/common/DefaultEventHandle.java
@@ -34,7 +34,6 @@ public class DefaultEventHandle extends DefaultFactHandle implements EventHandle
     private long              duration;
     private boolean           expired;
     private boolean           pendingRemoveFromStore;
-    private long              activationsCount;
     private int               otnCount;
 
     private DefaultEventHandle linkedFactHandle;
@@ -190,38 +189,6 @@ public void setPendingRemoveFromStore(boolean pendingRemove) {
         }
     }
 
-    public long getActivationsCount() {
-        if ( linkedFactHandle != null ) {
-            return linkedFactHandle.getActivationsCount();
-        } else {
-            return activationsCount;
-        }
-    }
-
-    public void setActivationsCount(long activationsCount) {
-        if ( linkedFactHandle != null ) {
-            linkedFactHandle.setActivationsCount( activationsCount );
-        }  else {
-            this.activationsCount = activationsCount;
-        }
-    }
-
-    public void increaseActivationsCount() {
-        if ( linkedFactHandle != null ) {
-            linkedFactHandle.increaseActivationsCount();
-        }  else {
-            this.activationsCount++;
-        }
-    }
-
-    public void decreaseActivationsCount() {
-        if ( linkedFactHandle != null ) {
-            linkedFactHandle.decreaseActivationsCount();
-        }  else {
-            this.activationsCount--;
-        }
-    }
-
     public void increaseOtnCount() {
         otnCount++;
     }
@@ -246,7 +213,6 @@ public DefaultEventHandle clone() {
                                                           getStartTimestamp(),
                                                           getDuration(),
                                                           getEntryPointId() );
-        clone.setActivationsCount( getActivationsCount() );
         clone.setOtnCount( getOtnCount() );
         clone.setExpired( isExpired() );
         clone.setEqualityKey( getEqualityKey() );
@@ -264,7 +230,6 @@ private DefaultEventHandle cloneWithoutTuples() {
                                                           getStartTimestamp(),
                                                           getDuration(),
                                                           getEntryPointId() );
-        clone.setActivationsCount( getActivationsCount() );
         clone.setOtnCount( getOtnCount() );
         clone.setExpired( isExpired() );
         clone.setEqualityKey( getEqualityKey() );

diff --git a/drools-core/src/main/java/org/drools/core/impl/ActivationsManagerImpl.java b/drools-core/src/main/java/org/drools/core/impl/ActivationsManagerImpl.java
@@ -43,7 +43,6 @@
 import org.drools.core.reteoo.PathMemory;
 import org.drools.core.reteoo.RuleTerminalNodeLeftTuple;
 import org.drools.core.reteoo.TerminalNode;
-import org.drools.core.reteoo.Tuple;
 import org.drools.core.rule.consequence.InternalMatch;
 import org.drools.core.rule.consequence.KnowledgeHelper;
 import org.drools.util.StringUtils;
@@ -189,7 +188,6 @@ public void cancelActivation(InternalMatch internalMatch) {
             if (internalMatch.getActivationGroupNode() != null ) {
                 internalMatch.getActivationGroupNode().getActivationGroup().removeActivation(internalMatch);
             }
-            ((Tuple) internalMatch).decreaseActivationCountForEvents();
 
             getAgendaEventSupport().fireActivationCancelled(internalMatch, reteEvaluator, MatchCancelledCause.WME_MODIFY);
         }

diff --git a/drools-core/src/main/java/org/drools/core/impl/WorkingMemoryReteExpireAction.java b/drools-core/src/main/java/org/drools/core/impl/WorkingMemoryReteExpireAction.java
@@ -17,7 +17,6 @@
 
 import org.drools.core.common.DefaultEventHandle;
 import org.drools.core.common.DefaultFactHandle;
-import org.drools.core.common.InternalWorkingMemoryEntryPoint;
 import org.drools.core.common.PropagationContext;
 import org.drools.core.common.ReteEvaluator;
 import org.drools.core.common.WorkingMemoryAction;
@@ -88,19 +87,14 @@ public void internalExecute(ReteEvaluator reteEvaluator) {
             ObjectTypeNode.expireRightTuple(rt);
         } );
 
-        expireFactHandle( reteEvaluator, factHandle );
+        expireFactHandle( factHandle );
     }
 
-    private static void expireFactHandle( ReteEvaluator reteEvaluator, DefaultEventHandle factHandle) {
+    private static void expireFactHandle( DefaultEventHandle factHandle) {
         factHandle.decreaseOtnCount();
         if (factHandle.getOtnCount() <= 0) {
             factHandle.setExpired( true );
-            if (factHandle.getActivationsCount() == 0) {
-                String epId = factHandle.getEntryPointName();
-                ( (InternalWorkingMemoryEntryPoint) reteEvaluator.getEntryPoint( epId ) ).removeFromObjectStore( factHandle );
-            } else {
-                factHandle.setPendingRemoveFromStore( true );
-            }
+            factHandle.setPendingRemoveFromStore( true );
         }
     }
 
@@ -156,7 +150,7 @@ public void internalExecute(ReteEvaluator reteEvaluator ) {
             });
 
             if (isMainPartition()) {
-                expireFactHandle( reteEvaluator, factHandle );
+                expireFactHandle( factHandle );
             }
         }
 

diff --git a/drools-core/src/main/java/org/drools/core/phreak/PhreakRuleTerminalNode.java b/drools-core/src/main/java/org/drools/core/phreak/PhreakRuleTerminalNode.java
@@ -126,7 +126,6 @@ public static void doLeftTupleInsert(TerminalNode rtnNode, RuleExecutor executor
         }
 
         executor.addLeftTuple( leftTuple );
-        leftTuple.increaseActivationCountForEvents(); // increased here, decreased in Agenda's cancelActivation and fireActivation
 
         activationsManager.addItemToActivationGroup( rtnLeftTuple );
         if ( !rtnNode.isFireDirect() && executor.isDeclarativeAgendaEnabled() ) {

diff --git a/drools-core/src/main/java/org/drools/core/reteoo/AbstractTuple.java b/drools-core/src/main/java/org/drools/core/reteoo/AbstractTuple.java
@@ -37,7 +37,7 @@ public abstract class AbstractTuple implements Tuple {
     private Tuple   previous;
     private AbstractTuple   next;
 
-    protected Sink sink;
+    private Sink sink;
 
     protected Tuple handlePrevious;
     protected Tuple handleNext;
@@ -131,26 +131,6 @@ public FactHandle get(Declaration declaration) {
         return get(declaration.getTupleIndex());
     }
 
-    @Override
-    public void increaseActivationCountForEvents() {
-        for ( Tuple entry = skipEmptyHandles(); entry != null; entry = entry.getParent() ) {
-            if(entry.getFactHandle().isEvent()) {
-                // can be null for eval, not and exists that have no right input
-                ((DefaultEventHandle)entry.getFactHandle()).increaseActivationsCount();
-            }
-        }
-    }
-
-    @Override
-    public void decreaseActivationCountForEvents() {
-        for ( Tuple entry = skipEmptyHandles(); entry != null; entry = entry.getParent() ) {
-            if(entry.getFactHandle().isEvent()) {
-                // can be null for eval, not and exists that have no right input
-                ((DefaultEventHandle)entry.getFactHandle()).decreaseActivationsCount();
-            }
-        }
-    }
-
     @Override
     public Tuple getTuple(int index) {
         Tuple entry = this;
@@ -200,4 +180,12 @@ public boolean isExpired() {
     public void setExpired() {
         this.expired = true;
     }
+
+    protected Sink getSink() {
+        return sink;
+    }
+
+    protected void setSink(Sink sink) {
+        this.sink = sink;
+    }
 }
diff --git a/drools-core/src/main/java/org/drools/core/reteoo/LeftTuple.java b/drools-core/src/main/java/org/drools/core/reteoo/LeftTuple.java
@@ -16,16 +16,16 @@
 
 package org.drools.core.reteoo;
 
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.Collections;
-
 import org.drools.core.common.InternalFactHandle;
 import org.drools.core.common.PropagationContext;
 import org.drools.core.util.index.TupleList;
 import org.kie.api.runtime.rule.FactHandle;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+
 /**
  * A parent class for all specific LeftTuple specializations
  *
@@ -67,7 +67,7 @@ public LeftTuple(InternalFactHandle factHandle,
                      Sink sink,
                      boolean leftTupleMemoryEnabled) {
         setFactHandle( factHandle );
-        this.sink = sink;
+        setSink(sink);
         if ( leftTupleMemoryEnabled ) {
             factHandle.addTupleInPosition( this );
         }
@@ -80,7 +80,7 @@ public LeftTuple(InternalFactHandle factHandle,
         this.index = leftTuple.getIndex() + 1;
         this.parent = leftTuple.getNextParentWithHandle();
         this.leftParent = leftTuple;
-        this.sink = sink;
+        setSink(sink);
     }
 
     public LeftTuple(LeftTuple leftTuple,
@@ -102,7 +102,7 @@ public LeftTuple(LeftTuple leftTuple,
             leftTuple.setLastChild( this );
         }
 
-        this.sink = sink;
+        setSink(sink);
     }
 
     public LeftTuple(LeftTuple leftTuple,
@@ -133,7 +133,7 @@ public LeftTuple(LeftTuple leftTuple,
             rightTuple.setFirstChild( this );
         }
         rightTuple.setLastChild( this );
-        this.sink = sink;
+        setSink(sink);
     }
 
     public LeftTuple(LeftTuple leftTuple,
@@ -205,7 +205,7 @@ public LeftTuple(LeftTuple leftTuple,
             }
         }
 
-        this.sink = sink;
+        setSink(sink);
     }
 
     public LeftTuple getNextParentWithHandle() {
@@ -344,14 +344,14 @@ public int getIndex() {
 
     @Override
     public LeftTupleSink getTupleSink() {
-        return (LeftTupleSink)sink;
+        return (LeftTupleSink)getSink();
     }
 
     /* Had to add the set method because sink adapters must override
      * the tuple sink set when the tuple was created.
      */
     public void setLeftTupleSink( LeftTupleSink sink ) {
-        this.sink = sink;
+        setSink(sink);
     }
 
     public LeftTuple getLeftParent() {
@@ -407,7 +407,7 @@ public FactHandle get(int index) {
 
     public FactHandle[] toFactHandles() {
         // always use the count of the node that created join (not the sink target)
-        FactHandle[] handles = new FactHandle[((LeftTupleSinkNode)sink).getLeftTupleSource().getObjectCount()];
+        FactHandle[] handles = new FactHandle[((LeftTupleSinkNode)getSink()).getLeftTupleSource().getObjectCount()];
         LeftTuple entry = (LeftTuple) skipEmptyHandles();
         for(int i = handles.length-1; i >= 0; i--) {
             handles[i] = entry.getFactHandle();
@@ -418,7 +418,7 @@ public FactHandle[] toFactHandles() {
 
     public Object[] toObjects(boolean reverse) {
         // always use the count of the node that created join (not the sink target)
-        Object[] objs = new Object[((LeftTupleSinkNode)sink).getLeftTupleSource().getObjectCount()];
+        Object[] objs = new Object[((LeftTupleSinkNode)getSink()).getLeftTupleSource().getObjectCount()];
         LeftTuple entry = (LeftTuple) skipEmptyHandles();
 
         if (!reverse) {
@@ -601,8 +601,8 @@ protected String toExternalString() {
         }
         builder.append( Arrays.toString( ids ) )
                .append( " sink=" )
-               .append( this.sink.getClass().getSimpleName() )
-               .append( "(" ).append( sink.getId() ).append( ")" );
+               .append( this.getSink().getClass().getSimpleName() )
+               .append( "(" ).append( getSink().getId() ).append( ")" );
         return  builder.toString();
     }
 
@@ -619,7 +619,7 @@ public void initPeer(LeftTuple original, LeftTupleSink sink) {
 
         setFactHandle( original.getFactHandle() );
         setPropagationContext( original.getPropagationContext() );
-        this.sink = sink;
+        setSink(sink);
     }
 
     @Override
@@ -629,12 +629,12 @@ public Object getObject(int index) {
 
     @Override
     public ObjectTypeNode.Id getInputOtnId() {
-        return sink != null ? getTupleSink().getLeftInputOtnId() : null;
+        return getSink() != null ? getTupleSink().getLeftInputOtnId() : null;
     }
 
     @Override
     public LeftTupleSource getTupleSource() {
-        return sink != null ? getTupleSink().getLeftTupleSource() : null;
+        return getSink() != null ? getTupleSink().getLeftTupleSource() : null;
     }
 
     public short getStagedTypeForQueries() {

diff --git a/drools-core/src/main/java/org/drools/core/reteoo/RightTupleImpl.java b/drools-core/src/main/java/org/drools/core/reteoo/RightTupleImpl.java
@@ -46,14 +46,14 @@ public RightTupleImpl(InternalFactHandle handle) {
     public RightTupleImpl(InternalFactHandle handle,
                       RightTupleSink sink) {
         this( handle );
-        this.sink = sink;
+        setSink(sink);
 
         // add to end of RightTuples on handle
         handle.addLastRightTuple( this );
     }
 
     public RightTupleSink getTupleSink() {
-        return (RightTupleSink) sink;
+        return (RightTupleSink) getSink();
     }
 
     public void reAdd() {
@@ -71,7 +71,7 @@ public void unlinkFromRightParent() {
         this.memory = null;
         this.firstChild = null;
         this.lastChild = null;
-        this.sink = null;
+        setSink(null);
     }
 
     public void unlinkFromLeftParent() {
@@ -249,7 +249,7 @@ public Tuple getSubTuple( int elements ) {
 
     @Override
     public ObjectTypeNode.Id getInputOtnId() {
-        return sink != null ? getTupleSink().getRightInputOtnId() : null;
+        return getSink() != null ? getTupleSink().getRightInputOtnId() : null;
     }
 
     @Override