org.jclouds.packet.domain.BillingCycle Maven / Gradle / Ivy

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/*
 * 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.packet.domain;

import java.util.List;

import com.google.common.base.Predicate;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.collect.Iterables.tryFind;
import static java.util.Arrays.asList;

public enum BillingCycle {
   HOURLY("hourly"),
   MONTHLY("monthly"),
   UNRECOGNIZED("");

   private static final List values = asList(BillingCycle.values());

   private final String value;

   private BillingCycle(String value) {
      this.value = checkNotNull(value, "value cannot be null");
   }

   public String value() {
      return this.value;
   }

   public static BillingCycle fromValue(String value) {
      return tryFind(values, hasValue(value)).or(UNRECOGNIZED);
   }

   private static Predicate hasValue(final String value) {
      return new Predicate() {
         @Override
         public boolean apply(BillingCycle input) {
            return input.value.equalsIgnoreCase(value);
         }
      };
   }
}