1 /*******************************************************************************
2 * ============LICENSE_START==================================================
4 * * ===========================================================================
5 * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
6 * * ===========================================================================
7 * * Licensed under the Apache License, Version 2.0 (the "License");
8 * * you may not use this file except in compliance with the License.
9 * * You may obtain a copy of the License at
11 * * http://www.apache.org/licenses/LICENSE-2.0
13 * * Unless required by applicable law or agreed to in writing, software
14 * * distributed under the License is distributed on an "AS IS" BASIS,
15 * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * * See the License for the specific language governing permissions and
17 * * limitations under the License.
18 * * ============LICENSE_END====================================================
20 * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
22 ******************************************************************************/
24 package org.onap.dmaap.datarouter.subscriber;
26 import java.io.IOException;
27 import java.util.Properties;
28 import org.slf4j.Logger;
29 import org.slf4j.LoggerFactory;
32 public class SubscriberProps {
34 private static final Logger logger = LoggerFactory.getLogger(SubscriberProps.class);
36 private static SubscriberProps instance = null;
37 private final Properties properties;
39 private SubscriberProps(String propsPath) throws IOException {
40 properties = new Properties();
41 properties.load(getClass().getClassLoader().getResourceAsStream(propsPath));
46 * Get instance of subscriber properties.
47 * @param propsPath path to properties file
48 * @return SubscriberProps object
50 public static SubscriberProps getInstance(String propsPath) {
51 if (instance == null) {
53 instance = new SubscriberProps(propsPath);
54 } catch (IOException ioe) {
55 logger.error("IO Exception: " + ioe.getMessage(), ioe);
61 public static SubscriberProps getInstance() {
65 public String getValue(String key) {
66 return properties.getProperty(key);
69 public String getValue(String key, String defaultValue) {
70 return properties.getProperty(key, defaultValue);