| /* |
| * 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.apache.samza.system.elasticsearch; |
| |
| import org.apache.samza.system.SystemAdmin; |
| import org.apache.samza.system.SystemStreamMetadata; |
| import org.apache.samza.system.SystemStreamPartition; |
| |
| import java.util.Map; |
| import java.util.Set; |
| |
| /** |
| * Elasticsearch does not make sense to be a changelog store at the moment. |
| * |
| * <p>All the methods on this class return {@link UnsupportedOperationException}.</p> |
| */ |
| public class ElasticsearchSystemAdmin implements SystemAdmin { |
| private static final SystemAdmin SINGLETON = new ElasticsearchSystemAdmin(); |
| |
| private ElasticsearchSystemAdmin() { |
| // Ensure this can not be constructed. |
| } |
| |
| public static SystemAdmin getInstance() { |
| return SINGLETON; |
| } |
| |
| @Override |
| public Map<SystemStreamPartition, String> getOffsetsAfter( |
| Map<SystemStreamPartition, String> map) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public Map<String, SystemStreamMetadata> getSystemStreamMetadata(Set<String> set) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public Integer offsetComparator(String offset1, String offset2) { |
| throw new UnsupportedOperationException(); |
| } |
| } |