org.drools.core.runtime.rule.impl.OpenQueryViewChangedEventListenerAdapter Maven / Gradle / Ivy
/*
* Copyright 2010 Red Hat, Inc. and/or its affiliates.
*
* 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.runtime.rule.impl;
import java.util.List;
import org.drools.core.base.InternalViewChangedEventListener;
import org.drools.core.common.InternalWorkingMemory;
import org.drools.core.definitions.rule.impl.RuleImpl;
import org.drools.core.reteoo.LeftTuple;
import org.drools.core.spi.PropagationContext;
import org.kie.api.runtime.rule.ViewChangedEventListener;
public class OpenQueryViewChangedEventListenerAdapter
implements
InternalViewChangedEventListener {
private ViewChangedEventListener viewEventListener;
public OpenQueryViewChangedEventListenerAdapter(ViewChangedEventListener viewEventListener) {
this.viewEventListener = viewEventListener;
}
public void rowAdded(final RuleImpl rule,
final LeftTuple leftTuple,
final PropagationContext context,
final InternalWorkingMemory workingMemory) {
RowAdapter rowAdapter = new RowAdapter(rule,
leftTuple);
leftTuple.setContextObject( rowAdapter );
this.viewEventListener.rowInserted( rowAdapter );
}
public void rowRemoved(final RuleImpl rule,
final LeftTuple leftTuple,
final PropagationContext context,
final InternalWorkingMemory workingMemory) {
RowAdapter rowAdapter = (RowAdapter) leftTuple.getContextObject();
this.viewEventListener.rowDeleted( rowAdapter );
}
public void rowUpdated(final RuleImpl rule,
final LeftTuple leftTuple,
final PropagationContext context,
final InternalWorkingMemory workingMemory) {
RowAdapter rowAdapter = (RowAdapter) leftTuple.getContextObject();
this.viewEventListener.rowUpdated( rowAdapter );
}
public List< ? extends Object> getResults() {
throw new UnsupportedOperationException(getClass().getCanonicalName()+" does not support the getResults() method.");
}
}