Java tutorial
/* * Copyright 2016-present Open Networking Laboratory * * 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.onosproject.xosclient.api; import com.google.common.base.Strings; import org.onlab.util.Identifier; import static com.google.common.base.Preconditions.checkArgument; /** * Representation of VTN service identifier. */ public final class VtnServiceId extends Identifier<String> { /** * Default constructor. * * @param id service identifier */ private VtnServiceId(String id) { super(id); } /** * Returns the VtnServiceId with value. * * @param id service id * @return CordServiceId */ public static VtnServiceId of(String id) { checkArgument(!Strings.isNullOrEmpty(id), "VTN service ID cannot be null"); return new VtnServiceId(id); } }