/** * Copyright 2011-2017 Asakusa Framework Team. * * 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 com.asakusafw.vocabulary.flow.graph; import java.text.MessageFormat; /** * Represents characteristics of flow boundaries. */ public enum FlowBoundary implements FlowElementAttribute { /** * The element must become a stage boundary. */ STAGE, /** * The element must become a shuffle boundary. */ SHUFFLE, /** * The element must not become any flow boundaries. */ DEFAULT, ; @Override public String toString() { return MessageFormat.format( "{0}.{1}", //$NON-NLS-1$ getDeclaringClass().getSimpleName(), name()); } }