gov.grantsolutions.CommitmentEvent.java Source code

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Here is the source code for gov.grantsolutions.CommitmentEvent.java

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package gov.grantsolutions;

import org.springframework.messaging.Message;
import org.springframework.messaging.support.MessageBuilder;
import org.springframework.statemachine.StateMachine;
import org.springframework.statemachine.recipes.persist.PersistStateMachineHandler;
import org.springframework.statemachine.recipes.persist.PersistStateMachineHandler.PersistStateChangeListener;
import org.springframework.statemachine.state.State;
import org.springframework.statemachine.transition.Transition;

/**
 *
 * @author nnandivelugu
 */
public class CommitmentEvent {

    private final PersistStateMachineHandler commitmentStateMachineHandler;

    private final PersistStateChangeListener listener = new LocalPersisStateChangeListener();

    public CommitmentEvent(PersistStateMachineHandler handler) {
        this.commitmentStateMachineHandler = handler;
        this.commitmentStateMachineHandler.addPersistStateChangeListener(listener);
    }

    public void change(String event, String currentState) {
        commitmentStateMachineHandler.handleEventWithState(MessageBuilder.withPayload(event).build(), currentState);
    }

    private class LocalPersisStateChangeListener implements PersistStateChangeListener {

        public LocalPersisStateChangeListener() {
        }

        @Override
        public void onPersist(State<String, String> state, Message<String> msg, Transition<String, String> trnstn,
                StateMachine<String, String> sm) {
            //TODO handle the event and propograte the status back. 
        }
    }
}