Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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.jclouds.dimensiondata.cloudcontrol.domain; import com.google.common.base.CaseFormat; import static com.google.common.base.Preconditions.checkNotNull; public enum State { NORMAL, FAILED_ADD, FAILED_CHANGE, FAILED_DELETE, PENDING_DELETE, DELETED, UNRECOGNIZED, PENDING_CHANGE, PENDING_ADD, PENDING_CLEAN, REQUIRES_SUPPORT; @Override public String toString() { return CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.UPPER_CAMEL, name()); } public static State fromValue(String state) { try { return valueOf(CaseFormat.UPPER_CAMEL.to(CaseFormat.UPPER_UNDERSCORE, checkNotNull(state, "state"))); } catch (IllegalArgumentException e) { return UNRECOGNIZED; } } public boolean isFailed() { return this == FAILED_ADD || this == FAILED_CHANGE || this == FAILED_DELETE; } public boolean isNormal() { return this == NORMAL; } }