/*
 * Copyright 2005-2006 The Apache Software Foundation.
 *
 * 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.apache.servicemix.beanflow;

/**
 * An enumeration which includes code so that each step is executable directly
 * by the workflow
 * 
 * @version $Revision: $
 */
public enum ExampleEnumSteps implements WorkflowStep<ExampleEnumSteps> {

    START {
        public ExampleEnumSteps execute(Workflow<ExampleEnumSteps> workflow) {
            System.out.println("START");
            
            // lets explicitly go to STEP2 next
            return STEP2;
        }
    },
    STEP1 {
        public ExampleEnumSteps execute(Workflow<ExampleEnumSteps> workflow) {
            System.out.println("STEP1");
            return STOP;
        }
    },
    STEP2 {
        public ExampleEnumSteps execute(Workflow<ExampleEnumSteps> workflow) {
            System.out.println("STEP2");
            return STOP;
        }
    },
    STOP {
        public ExampleEnumSteps execute(Workflow<ExampleEnumSteps> workflow) {
            System.out.println("STOP");
            workflow.stop();
            return null;
        }
    }
}
