package org.drools.grid.internal.commands;
import org.drools.command.Context;
import org.drools.command.impl.GenericCommand;
import org.drools.command.impl.KnowledgeCommandContext;
import org.drools.grid.io.impl.NodeData;
import org.drools.runtime.impl.ExecutionResultImpl;
public class LookupCommand
implements
GenericCommand<String> {
private String identifier;
private String outIdentifier;
public LookupCommand(String identfier) {
this.identifier = identfier;
}
public LookupCommand(String identfier,
String outIdentifier) {
this.identifier = identfier;
this.outIdentifier = outIdentifier;
}
public String execute(Context context) {
NodeData data = (NodeData) context.get( NodeData.NODE_DATA );
String instanceId = (String) data.getRoot().get( this.identifier );
if ( this.outIdentifier != null ) {
((ExecutionResultImpl) ((KnowledgeCommandContext) context).getExecutionResults()).getResults().put( this.outIdentifier,
instanceId );
}
return instanceId;
}
}