labs/fgcp/src/main/java/org/jclouds/fujitsu/fgcp/domain/PublicIPStatus.java

/**
 * Licensed to jclouds, Inc. (jclouds) under one or more
 * contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  jclouds 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.fujitsu.fgcp.domain;

import javax.xml.bind.annotation.XmlRootElement;

import com.google.common.base.CaseFormat;

import static com.google.common.base.Preconditions.checkNotNull;

/**
 * Possible statuses of a public IP address.
 * <p>
 * An attached public IP address is enabled for a particular virtual system and
 * or may not be mapped to a virtual server.
 * 
 * @author Dies Koper
 */
@XmlRootElement(name = "publicipStatus")
public enum PublicIPStatus {
    ATTACHED, ATTACHING, DETACHING, DETACHED, UNRECOGNIZED;

    public String value() {
        return (CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.UPPER_CAMEL, name()));
    }

    @Override
    public String toString() {
        return value();
    }

    public static PublicIPStatus fromValue(String status) {
        try {
            return valueOf(CaseFormat.UPPER_CAMEL
                    .to(CaseFormat.UPPER_UNDERSCORE,
                            checkNotNull(status, "status")));
        } catch (IllegalArgumentException e) {
            return UNRECOGNIZED;
        }
    }
}