/**
* 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.workflow.instance.node;
import org.drools.definition.process.Node;
import org.drools.runtime.process.NodeInstance;
import org.drools.workflow.core.impl.NodeImpl;
import org.drools.workflow.core.node.DynamicNode;
public class DynamicNodeInstance extends CompositeContextNodeInstance {
private static final long serialVersionUID = 510l;
private String getRuleFlowGroupName() {
return getNodeName();
}
protected DynamicNode getDynamicNode() {
return (DynamicNode) getNode();
}
public void internalTrigger(NodeInstance from, String type) {
getProcessInstance().getWorkingMemory().getAgenda().getRuleFlowGroup(getRuleFlowGroupName()).setAutoDeactivate(false);
getProcessInstance().getWorkingMemory().getAgenda().activateRuleFlowGroup(
getRuleFlowGroupName(), getProcessInstance().getId(), getUniqueId());
// if (getDynamicNode().isAutoComplete() && getNodeInstances(false).isEmpty()) {
// triggerCompleted(NodeImpl.CONNECTION_DEFAULT_TYPE);
// }
}
public void nodeInstanceCompleted(org.drools.workflow.instance.NodeInstance nodeInstance, String outType) {
// TODO what if we reach the end of one branch but others might still need to be created ?
// TODO are we sure there will always be node instances left if we are not done yet?
if (getDynamicNode().isAutoComplete() && getNodeInstances(false).isEmpty()) {
triggerCompleted(NodeImpl.CONNECTION_DEFAULT_TYPE);
}
}
public void triggerCompleted(String outType) {
getProcessInstance().getWorkingMemory().getAgenda().deactivateRuleFlowGroup(getRuleFlowGroupName());
super.triggerCompleted(outType);
}
public void signalEvent(String type, Object event) {
super.signalEvent(type, event);
for (Node node: getCompositeNode().getNodes()) {
if (type.equals(node.getName()) && node.getIncomingConnections().isEmpty()) {
NodeInstance nodeInstance = getNodeInstance(node);
((org.drools.workflow.instance.NodeInstance) nodeInstance)
.trigger(null, NodeImpl.CONNECTION_DEFAULT_TYPE);
}
}
}
}