[jboss-svn-commits] JBL Code SVN: r7053 - in labs/jbossrules/trunk/drools-core/src/main/java/org/drools: common reteoo

jboss-svn-commits at lists.jboss.org jboss-svn-commits at lists.jboss.org
Mon Oct 23 20:31:31 EDT 2006


Author: mark.proctor at jboss.com
Date: 2006-10-23 20:31:27 -0400 (Mon, 23 Oct 2006)
New Revision: 7053

Added:
   labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/QuadroupleBetaConstraints.java
Modified:
   labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/DefaultBetaConstraints.java
   labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/DoubleBetaConstraints.java
   labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/TripleBetaConstraints.java
   labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/Rete.java
   labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/ReteooBuilder.java
Log:
-Added in unrolled  loop for QuadroupleBetaConstraints

Modified: labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/DefaultBetaConstraints.java
===================================================================
--- labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/DefaultBetaConstraints.java	2006-10-23 23:12:24 UTC (rev 7052)
+++ labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/DefaultBetaConstraints.java	2006-10-24 00:31:27 UTC (rev 7053)
@@ -180,11 +180,12 @@
             List list = new ArrayList();
             
             for ( int pos = 0; pos < this.indexed; pos++ ) {
-                final Constraint constraint = (Constraint) entry.getNext();
+                final Constraint constraint = (Constraint) entry.getObject();
                 final VariableConstraint variableConstraint = (VariableConstraint) constraint;
                 final FieldIndex index = new FieldIndex( variableConstraint.getFieldExtractor(),
                                                          variableConstraint.getRequiredDeclarations()[0] );
                 list.add( index );
+                entry = (LinkedListEntry) entry.getNext();
             }
             
             FieldIndex[] indexes = ( FieldIndex[] ) list.toArray( new FieldIndex[ list.size() ] );

Modified: labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/DoubleBetaConstraints.java
===================================================================
--- labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/DoubleBetaConstraints.java	2006-10-23 23:12:24 UTC (rev 7052)
+++ labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/DoubleBetaConstraints.java	2006-10-24 00:31:27 UTC (rev 7053)
@@ -62,15 +62,16 @@
 
         if ( i0 ) {
             this.indexed0 = true;
-            if ( i1 ) {
-                this.indexed1 = true;
-            }
-        } else if ( i1 ) {
-            this.indexed0 = true;
-            final BetaNodeFieldConstraint temp = constraints[0];
-            constraints[0] = constraints[1];
-            constraints[1] = temp;
         }
+        
+        if ( i1 ) {
+        	if ( !i0 ) {
+                this.indexed0 = true;
+                swap( constraints, 1, 0 );
+        	} else {
+        		this.indexed1 = true;
+        	}
+        }
 
         this.constraint0 = constraints[0];
         this.context0 = this.constraint0.getContextEntry();
@@ -78,6 +79,13 @@
         this.constraint1 = constraints[1];
         this.context1 = this.constraint1.getContextEntry();
     }
+    
+    private void swap(BetaNodeFieldConstraint[] constraints, int p1, int p2) {
+        final BetaNodeFieldConstraint temp = constraints[p2];
+        constraints[p2] = constraints[p1];
+        constraints[p1] = temp;    	
+    }
+    
 
     private boolean isIndexable(final BetaNodeFieldConstraint constraint) {
         if ( constraint.getClass() == VariableConstraint.class ) {

Added: labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/QuadroupleBetaConstraints.java
===================================================================
--- labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/QuadroupleBetaConstraints.java	2006-10-23 23:12:24 UTC (rev 7052)
+++ labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/QuadroupleBetaConstraints.java	2006-10-24 00:31:27 UTC (rev 7053)
@@ -0,0 +1,278 @@
+package org.drools.common;
+
+/*
+ * Copyright 2005 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.
+ */
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.drools.base.evaluators.Operator;
+import org.drools.reteoo.BetaMemory;
+import org.drools.reteoo.ReteTuple;
+import org.drools.rule.ContextEntry;
+import org.drools.rule.VariableConstraint;
+import org.drools.spi.BetaNodeFieldConstraint;
+import org.drools.util.FactHashTable;
+import org.drools.util.FieldIndexHashTable;
+import org.drools.util.LinkedList;
+import org.drools.util.LinkedListEntry;
+import org.drools.util.TupleHashTable;
+import org.drools.util.FieldIndexHashTable.FieldIndex;
+
+public class QuadroupleBetaConstraints
+    implements
+    Serializable,
+    BetaConstraints {
+
+    /**
+     * 
+     */
+    private static final long             serialVersionUID = 320L;
+
+    private final BetaNodeFieldConstraint constraint0;
+    private final BetaNodeFieldConstraint constraint1;
+    private final BetaNodeFieldConstraint constraint2;
+    private final BetaNodeFieldConstraint constraint3;
+
+    private final ContextEntry                  context0;
+    private final ContextEntry                  context1;
+    private final ContextEntry                  context2;
+    private final ContextEntry                  context3;
+
+    private boolean                       indexed0;
+    private boolean                       indexed1;
+    private boolean                       indexed2;
+    private boolean                       indexed3;
+
+    public QuadroupleBetaConstraints(final BetaNodeFieldConstraint[] constraints) {
+        this( constraints, true );
+    }
+    public QuadroupleBetaConstraints(final BetaNodeFieldConstraint[] constraints, boolean index) {
+        final boolean i0 = index && isIndexable( constraints[0] );
+        final boolean i1 = index && isIndexable( constraints[1] );
+        final boolean i2 = index && isIndexable( constraints[2] );
+        final boolean i3 = index && isIndexable( constraints[3] );
+
+        if ( i0 ) {
+            this.indexed0 = true;
+        }
+        
+        if ( i1 ) {
+        	if ( !i0 ) {
+                this.indexed0 = true;
+                swap( constraints, 1, 0 );
+        	} else {
+        		this.indexed1 = true;
+        	}
+        }
+        
+        if ( i2 ) {
+        	if ( !i0 ) {
+                this.indexed0 = true;
+                swap( constraints, 2, 0 );
+        	} else if ( !i0 && !i1) {
+        		this.indexed1 = true;
+        		swap( constraints, 2, 1 );
+        	} else {
+        		this.indexed2 = true;
+        	}
+        }   
+
+        if ( i3 ) {
+        	if ( !i0 ) {
+                this.indexed0 = true;
+                swap( constraints, 3, 0 );
+        	} else if ( !i0 && !i1) {
+        		this.indexed1 = true;
+        		swap( constraints, 3, 1 );
+        	} else if ( !i0 && !i1 && !i2) {
+        		this.indexed2 = true;
+        		swap( constraints, 3, 2 );        		
+        	} else {
+        		this.indexed3 = true;
+        	}
+        }           
+        this.constraint0 = constraints[0];
+        this.context0 = this.constraint0.getContextEntry();
+
+        this.constraint1 = constraints[1];
+        this.context1 = this.constraint1.getContextEntry();
+
+        this.constraint2 = constraints[2];
+        this.context2 = this.constraint2.getContextEntry();
+        
+        this.constraint3 = constraints[3];
+        this.context3 = this.constraint3.getContextEntry();        
+    }
+    
+    private void swap(BetaNodeFieldConstraint[] constraints, int p1, int p2) {
+        final BetaNodeFieldConstraint temp = constraints[p2];
+        constraints[p2] = constraints[p1];
+        constraints[p1] = temp;     	
+    }
+    
+
+    private boolean isIndexable(final BetaNodeFieldConstraint constraint) {
+        if ( constraint.getClass() == VariableConstraint.class ) {
+            final VariableConstraint variableConstraint = (VariableConstraint) constraint;
+            return (variableConstraint.getEvaluator().getOperator() == Operator.EQUAL);
+        } else {
+            return false;
+        }
+    }
+
+    /* (non-Javadoc)
+     * @see org.drools.common.BetaNodeConstraints#updateFromTuple(org.drools.reteoo.ReteTuple)
+     */
+    public void updateFromTuple(final InternalWorkingMemory workingMemory, final ReteTuple tuple) {
+        this.context0.updateFromTuple( workingMemory, tuple );
+        this.context1.updateFromTuple( workingMemory, tuple );
+        this.context2.updateFromTuple( workingMemory, tuple );
+    }
+
+    /* (non-Javadoc)
+     * @see org.drools.common.BetaNodeConstraints#updateFromFactHandle(org.drools.common.InternalFactHandle)
+     */
+    public void updateFromFactHandle(final InternalWorkingMemory workingMemory, final InternalFactHandle handle) {
+        this.context0.updateFromFactHandle( workingMemory, handle );
+        this.context1.updateFromFactHandle( workingMemory, handle );
+        this.context2.updateFromFactHandle( workingMemory, handle );
+    }
+
+    /* (non-Javadoc)
+     * @see org.drools.common.BetaNodeConstraints#isAllowedCachedLeft(java.lang.Object)
+     */
+    public boolean isAllowedCachedLeft(final Object object) {
+        //        return ( this.indexed0 || this.constraint0.isAllowedCachedLeft( context0,
+        //                                                                       object ) ) && this.constraint1.isAllowedCachedLeft( context1,
+        //                                                                                                       object ) && this.constraint2.isAllowedCachedLeft( context2,
+        //                                                                                                                                                         object );
+
+        return (this.indexed0 || this.constraint0.isAllowedCachedLeft( this.context0,
+                                                                       object )) && (this.indexed1 || this.constraint1.isAllowedCachedLeft( this.context1,
+                                                                                                                                            object )) && (this.indexed2 || this.constraint2.isAllowedCachedLeft( this.context2,
+                                                                                                                                                                                                                 object ));
+    }
+
+    /* (non-Javadoc)
+     * @see org.drools.common.BetaNodeConstraints#isAllowedCachedRight(org.drools.reteoo.ReteTuple)
+     */
+    public boolean isAllowedCachedRight(final ReteTuple tuple) {
+        return this.constraint0.isAllowedCachedRight( tuple,
+                                                      this.context0 ) && this.constraint1.isAllowedCachedRight( tuple,
+                                                                                                           this.context1 ) && this.constraint1.isAllowedCachedRight( tuple,
+                                                                                                                                                                this.context1 );
+    }
+
+    public boolean isIndexed() {
+        return this.indexed0;
+    }
+
+    public boolean isEmpty() {
+        return false;
+    }
+
+    public BetaMemory createBetaMemory() {
+
+        BetaMemory memory;
+
+        final List list = new ArrayList( 2 );
+        if ( this.indexed0 ) {
+            final VariableConstraint variableConstraint = (VariableConstraint) this.constraint0;
+            final FieldIndex index = new FieldIndex( variableConstraint.getFieldExtractor(),
+                                               variableConstraint.getRequiredDeclarations()[0] );
+            list.add( index );
+
+        }
+
+        if ( this.indexed1 ) {
+            final VariableConstraint variableConstraint = (VariableConstraint) this.constraint1;
+            final FieldIndex index = new FieldIndex( variableConstraint.getFieldExtractor(),
+                                               variableConstraint.getRequiredDeclarations()[0] );
+            list.add( index );
+        }
+
+        if ( this.indexed2 ) {
+            final VariableConstraint variableConstraint = (VariableConstraint) this.constraint2;
+            final FieldIndex index = new FieldIndex( variableConstraint.getFieldExtractor(),
+                                               variableConstraint.getRequiredDeclarations()[0] );
+            list.add( index );
+        }
+
+        if ( !list.isEmpty() ) {
+            final FieldIndex[] indexes = (FieldIndex[]) list.toArray( new FieldIndex[list.size()] );
+            memory = new BetaMemory( new TupleHashTable(),
+                                     new FieldIndexHashTable( indexes ) );
+        } else {
+            memory = new BetaMemory( new TupleHashTable(),
+                                     new FactHashTable() );
+        }
+
+        return memory;
+    }
+
+    public int hashCode() {
+        return this.constraint0.hashCode() ^ this.constraint0.hashCode() ^ this.constraint0.hashCode();
+    }
+
+    /* (non-Javadoc)
+     * @see org.drools.common.BetaNodeConstraints#getConstraints()
+     */
+    public LinkedList getConstraints() {
+        final LinkedList list = new LinkedList();
+        list.add( new LinkedListEntry( this.constraint0 ) );
+        list.add( new LinkedListEntry( this.constraint1 ) );
+        list.add( new LinkedListEntry( this.constraint2 ) );
+        return list;
+    }
+
+    /**
+     * Determine if another object is equal to this.
+     * 
+     * @param object
+     *            The object to test.
+     * 
+     * @return <code>true</code> if <code>object</code> is equal to this,
+     *         otherwise <code>false</code>.
+     */
+    public boolean equals(final Object object) {
+        if ( this == object ) {
+            return true;
+        }
+
+        if ( object == null || getClass() != object.getClass() ) {
+            return false;
+        }
+
+        final QuadroupleBetaConstraints other = (QuadroupleBetaConstraints) object;
+
+        if ( this.constraint0 != other.constraint0 && this.constraint0.equals( other.constraint0 ) ) {
+            return false;
+        }
+
+        if ( this.constraint1 != other.constraint1 && this.constraint1.equals( other.constraint1 ) ) {
+            return false;
+        }
+
+        if ( this.constraint2 != other.constraint2 && this.constraint2.equals( other.constraint2 ) ) {
+            return false;
+        }
+
+        return true;
+    }
+
+}
\ No newline at end of file

Modified: labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/TripleBetaConstraints.java
===================================================================
--- labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/TripleBetaConstraints.java	2006-10-23 23:12:24 UTC (rev 7052)
+++ labs/jbossrules/trunk/drools-core/src/main/java/org/drools/common/TripleBetaConstraints.java	2006-10-24 00:31:27 UTC (rev 7053)
@@ -65,29 +65,28 @@
 
         if ( i0 ) {
             this.indexed0 = true;
-            if ( i1 ) {
-                this.indexed1 = true;
-            }
-        } else if ( i1 ) {
-            this.indexed0 = true;
-            final BetaNodeFieldConstraint temp = constraints[0];
-            constraints[0] = constraints[1];
-            constraints[1] = temp;
         }
-
+        
+        if ( i1 ) {
+        	if ( !i0 ) {
+                this.indexed0 = true;
+                swap( constraints, 1, 0 );
+        	} else {
+        		this.indexed1 = true;
+        	}
+        }
+        
         if ( i2 ) {
-            if ( i0 ) {
-                this.indexed1 = true;
-                final BetaNodeFieldConstraint temp = constraints[1];
-                constraints[1] = constraints[2];
-                constraints[2] = temp;
-            } else {
+        	if ( !i0 ) {
                 this.indexed0 = true;
-                final BetaNodeFieldConstraint temp = constraints[0];
-                constraints[0] = constraints[2];
-                constraints[2] = temp;
-            }
-        }
+                swap( constraints, 2, 0 );
+        	} else if ( !i0 && !i1) {
+        		this.indexed1 = true;
+        		swap( constraints, 2, 1 );
+        	} else {
+        		this.indexed2 = true;
+        	}
+        }        
 
         this.constraint0 = constraints[0];
         this.context0 = this.constraint0.getContextEntry();
@@ -98,6 +97,12 @@
         this.constraint2 = constraints[2];
         this.context2 = this.constraint2.getContextEntry();
     }
+    
+    private void swap(BetaNodeFieldConstraint[] constraints, int p1, int p2) {
+        final BetaNodeFieldConstraint temp = constraints[p2];
+        constraints[p2] = constraints[p1];
+        constraints[p1] = temp;    	
+    }
 
     private boolean isIndexable(final BetaNodeFieldConstraint constraint) {
         if ( constraint.getClass() == VariableConstraint.class ) {

Modified: labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/Rete.java
===================================================================
--- labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/Rete.java	2006-10-23 23:12:24 UTC (rev 7052)
+++ labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/Rete.java	2006-10-24 00:31:27 UTC (rev 7053)
@@ -140,7 +140,7 @@
         final Object object = handle.getObject();
 
         // @todo : this is a nasty hack to make manners  run, fix asap!!!
-        final ObjectTypeNode[] cachedNodes = (ObjectTypeNode[]) memory.get( object.getClass() );
+        final ObjectTypeNode[] cachedNodes = (ObjectTypeNode[]) memory.get( object.getClass().getSuperclass() );
         if ( cachedNodes == null ) {
             // it is  possible that there are no ObjectTypeNodes for an  object being retracted
             return;

Modified: labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/ReteooBuilder.java
===================================================================
--- labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/ReteooBuilder.java	2006-10-23 23:12:24 UTC (rev 7052)
+++ labs/jbossrules/trunk/drools-core/src/main/java/org/drools/reteoo/ReteooBuilder.java	2006-10-24 00:31:27 UTC (rev 7053)
@@ -39,6 +39,7 @@
 import org.drools.common.EmptyBetaConstraints;
 import org.drools.common.InstanceEqualsConstraint;
 import org.drools.common.InstanceNotEqualsConstraint;
+import org.drools.common.QuadroupleBetaConstraints;
 import org.drools.common.SingleBetaConstraints;
 import org.drools.common.TripleBetaConstraints;
 import org.drools.rule.Accumulate;
@@ -842,6 +843,9 @@
             case 3 :
                 constraints = new TripleBetaConstraints( (BetaNodeFieldConstraint[]) list.toArray( new BetaNodeFieldConstraint[list.size()] ) );
                 break;
+            case 4 :
+                constraints = new QuadroupleBetaConstraints( (BetaNodeFieldConstraint[]) list.toArray( new BetaNodeFieldConstraint[list.size()] ) );
+                break;                
             default :
                 constraints = new DefaultBetaConstraints( (BetaNodeFieldConstraint[]) list.toArray( new BetaNodeFieldConstraint[list.size()] ) );
         }




More information about the jboss-svn-commits mailing list