/*
* 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.DisconnectedFactHandle;
import org.kie.internal.command.Context;
import org.kie.api.runtime.KieSession;
import org.kie.api.runtime.rule.FactHandle;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlRootElement;
@XmlRootElement
@XmlAccessorType(XmlAccessType.NONE)
public class DeleteCommand
implements GenericCommand<Void> {
private DisconnectedFactHandle handle;
public DeleteCommand() {
}
public DeleteCommand(FactHandle handle) {
this.handle = DisconnectedFactHandle.newFrom( handle );
}
public Void execute(Context context) {
KieSession ksession = ((KnowledgeCommandContext) context).getKieSession();
ksession.getEntryPoint( handle.getEntryPointId() ).retract( handle );
return null;
}
public FactHandle getFactHandle() {
return this.handle;
}
@XmlAttribute(name="fact-handle", required=true)
public void setFactHandleFromString(String factHandleId) {
handle = new DisconnectedFactHandle(factHandleId);
}
public String getFactHandleFromString() {
return handle.toExternalForm();
}
public String toString() {
return "session.retract( " + handle + " );";
}
}