package org.drools.command.runtime.rule;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlAttribute;
import org.drools.command.Context;
import org.drools.command.impl.GenericCommand;
import org.drools.command.impl.KnowledgeCommandContext;
import org.drools.common.DisconnectedFactHandle;
import org.drools.impl.StatefulKnowledgeSessionImpl;
import org.drools.runtime.StatefulKnowledgeSession;
import org.drools.runtime.rule.FactHandle;
@XmlAccessorType(XmlAccessType.NONE)
public class GetObjectCommand
implements
GenericCommand<Object> {
private FactHandle factHandle;
private String outIdentifier;
public GetObjectCommand() { }
public GetObjectCommand(FactHandle factHandle) {
this.factHandle = factHandle;
}
public GetObjectCommand(FactHandle factHandle, String outIdentifier) {
this.factHandle = factHandle;
this.outIdentifier = outIdentifier;
}
@XmlAttribute(name="out-identifier", required=true)
public String getOutIdentifier() {
return outIdentifier;
}
public void setOutIdentifier(String outIdentifier) {
this.outIdentifier = outIdentifier;
}
@XmlAttribute(name="factHandle", required=true)
public void setFactHandleFromString(String factHandleId) {
factHandle = new DisconnectedFactHandle(factHandleId);
}
public String getFactHandleFromString() {
return factHandle.toExternalForm();
}
public Object execute(Context context) {
StatefulKnowledgeSession ksession = ((KnowledgeCommandContext) context).getStatefulKnowledgesession();
Object object = ksession.getObject( factHandle );
if (this.outIdentifier != null) {
((StatefulKnowledgeSessionImpl)ksession).session.getExecutionResult()
.getResults().put( this.outIdentifier, object );
}
return object;
}
public FactHandle getFactHandle() {
return this.factHandle;
}
public String toString() {
return "session.getObject( " + factHandle + " );";
}
}