StatefulKnowledgeSessionStartProcessStage.java

/**
 * 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.runtime.pipeline.impl;

import java.util.Map;

import org.drools.runtime.pipeline.KnowledgeRuntimeCommand;
import org.drools.runtime.pipeline.PipelineContext;
import org.drools.runtime.pipeline.StatefulKnowledgeSessionPipelineContext;

public class StatefulKnowledgeSessionStartProcessStage extends BaseEmitter
    implements
    KnowledgeRuntimeCommand {
    private String id;

    public StatefulKnowledgeSessionStartProcessStage(String id) {
        this.id = id;
    }

    public void receive(Object object,
                        PipelineContext context) {
        StatefulKnowledgeSessionPipelineContext kContext = (StatefulKnowledgeSessionPipelineContext) context;
        long instanceId = kContext.getStatefulKnowledgeSession().startProcess( id,
                                                                               (Map<String, Object>) object ).getId();
        kContext.setResult( instanceId );

        emit( object,
              kContext );
    }

}