/*
* 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.command.runtime.rule;
import org.drools.core.command.impl.GenericCommand;
import org.drools.core.command.impl.KnowledgeCommandContext;
import org.drools.core.common.InternalFactHandle;
import org.kie.api.runtime.KieSession;
import org.kie.api.runtime.ObjectFilter;
import org.kie.api.runtime.rule.EntryPoint;
import org.kie.api.runtime.rule.FactHandle;
import org.kie.internal.command.Context;
import java.util.ArrayList;
import java.util.Collection;
public class GetFactHandlesInEntryPointCommand
implements
GenericCommand<Collection<FactHandle>> {
private ObjectFilter filter = null;
private boolean disconnected = false;
private String entryPoint;
public GetFactHandlesInEntryPointCommand(String entryPoint) {
this.entryPoint = entryPoint;
}
public GetFactHandlesInEntryPointCommand(String entryPoint, ObjectFilter filter) {
this.entryPoint = entryPoint;
this.filter = filter;
}
public GetFactHandlesInEntryPointCommand(String entryPoint, ObjectFilter filter, boolean disconnected) {
this.entryPoint = entryPoint;
this.filter = filter;
this.disconnected = disconnected;
}
public GetFactHandlesInEntryPointCommand(String entryPoint, boolean disconnected) {
this.entryPoint = entryPoint;
this.disconnected = disconnected;
}
public Collection<FactHandle> execute(Context context) {
KieSession ksession = ((KnowledgeCommandContext) context).getKieSession();
EntryPoint ep = ksession.getEntryPoint(entryPoint);
Collection<FactHandle> disconnectedFactHandles = new ArrayList<FactHandle>();
if ( filter != null ) {
Collection<InternalFactHandle> factHandles = ep.getFactHandles( this.filter );
if(factHandles != null && disconnected){
for(InternalFactHandle factHandle: factHandles){
InternalFactHandle handle = factHandle.clone();
handle.disconnect();
disconnectedFactHandles.add(handle);
}
return disconnectedFactHandles;
}
else {
return ksession.getFactHandles( this.filter );
}
} else {
Collection<InternalFactHandle> factHandles = ep.getFactHandles( );
if(factHandles != null && disconnected){
for(InternalFactHandle factHandle: factHandles){
InternalFactHandle handle = factHandle.clone();
handle.disconnect();
disconnectedFactHandles.add(handle);
}
return disconnectedFactHandles;
}
else {
return ksession.getFactHandles();
}
}
}
public String toString() {
if ( filter != null ) {
return "new ObjectStoreWrapper( reteooStatefulSession.getObjectStore(), null, ObjectStoreWrapper.FACT_HANDLE )";
} else {
return "new ObjectStoreWrapper( reteooStatefulSession.getObjectStore(), filter, ObjectStoreWrapper.FACT_HANDLE )";
}
}
}