2 * Copyright © 2016-2018 European Support Limited
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.onap.config.api;
19 import java.util.Collection;
20 import java.util.Iterator;
22 import java.util.ServiceLoader;
24 public interface ConfigurationManager extends Configuration {
26 Configuration CONFIG = lookup();
28 static Configuration lookup() {
31 ServiceLoader<ConfigurationManager> loader = ServiceLoader.load(ConfigurationManager.class);
32 Iterator<ConfigurationManager> configManagers = loader.iterator();
33 return configManagers.hasNext() ? configManagers.next() : null;
39 String getConfigurationValue(Map<String, Object> queryData);
41 void updateConfigurationValue(Map<String, Object> updateData);
43 Map<String, String> listConfiguration(Map<String, Object> query);
45 boolean updateConfigurationValues(String tenant, String namespace, Map configKeyValueStore);
47 Collection<String> getTenants();
49 Collection<String> getNamespaces();
51 Collection<String> getKeys(String tenant, String namespace);