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
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 * ============LICENSE_END=========================================================
19 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
21 *******************************************************************************/
22 package org.onap.dmaap.dmf.mr.utils;
24 import java.io.IOException;
25 import java.io.InputStream;
26 import java.security.Principal;
27 import java.text.DecimalFormat;
28 import java.text.SimpleDateFormat;
29 import java.util.Date;
30 import java.util.Enumeration;
31 import java.util.LinkedList;
32 import java.util.List;
33 import java.util.Properties;
35 import javax.servlet.http.HttpServletRequest;
37 import org.onap.dmaap.dmf.mr.backends.kafka.KafkaPublisher;
38 import org.onap.dmaap.dmf.mr.beans.DMaaPContext;
39 import com.att.eelf.configuration.EELFLogger;
40 import com.att.eelf.configuration.EELFManager;
42 * This is an utility class for various operations for formatting
43 * @author nilanjana.maity
48 private static final String DATE_FORMAT = "dd-MM-yyyy::hh:mm:ss:SSS";
49 public static final String CAMBRIA_AUTH_HEADER = "X-CambriaAuth";
50 private static final String AUTH_HEADER = "Authorization";
51 private static final String BATCH_ID_FORMAT = "000000";
52 private static final String X509_ATTR = "javax.servlet.request.X509Certificate";
53 private static final EELFLogger log = EELFManager.getInstance().getLogger(Utils.class);
62 * @return date or null
64 public static String getFormattedDate(Date date) {
65 SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMAT);
67 return sdf.format(date);
72 * to get the details of User Api Key
74 * @return authkey or null
76 public static String getUserApiKey(HttpServletRequest request) {
77 final String auth = request.getHeader(CAMBRIA_AUTH_HEADER);
79 final String[] splittedAuthKey = auth.split(":");
80 return splittedAuthKey[0];
81 }else if (null != request.getHeader(AUTH_HEADER) || null != request.getAttribute(X509_ATTR)){
83 * AAF implementation enhancement
85 Principal principal = request.getUserPrincipal();
86 if(principal != null){
87 String name = principal.getName();
88 return name.substring(0, name.lastIndexOf('@'));
90 log.warn("No principal has been provided on HTTP request");
97 * to format the batch sequence id
101 public static String getFromattedBatchSequenceId(Long batchId) {
102 DecimalFormat format = new DecimalFormat(BATCH_ID_FORMAT);
103 return format.format(batchId);
107 * to get the message length in bytes
111 public static long messageLengthInBytes(String message) {
112 if (null != message) {
113 return message.getBytes().length;
118 * To get transaction id details
119 * @param transactionId
120 * @return transactionId or null
122 public static String getResponseTransactionId(String transactionId) {
123 if (null != transactionId && !transactionId.isEmpty()) {
124 return transactionId.substring(0, transactionId.lastIndexOf("::"));
130 * get the thread sleep time
131 * @param ratePerMinute
132 * @return ratePerMinute or 0
134 public static long getSleepMsForRate ( double ratePerMinute )
136 if ( ratePerMinute <= 0.0 ) return 0;
137 return Math.max ( 1000, Math.round ( 60 * 1000 / ratePerMinute ) );
140 public static String getRemoteAddress(DMaaPContext ctx)
142 String reqAddr = ctx.getRequest().getRemoteAddr();
143 String fwdHeader = getFirstHeader("X-Forwarded-For",ctx);
144 return ((fwdHeader != null) ? fwdHeader : reqAddr);
146 public static String getFirstHeader(String h,DMaaPContext ctx)
148 List l = getHeader(h,ctx);
149 return ((l.size() > 0) ? (String)l.iterator().next() : null);
151 public static List<String> getHeader(String h,DMaaPContext ctx)
153 LinkedList list = new LinkedList();
154 Enumeration e = ctx.getRequest().getHeaders(h);
155 while (e.hasMoreElements())
157 list.add(e.nextElement().toString());
162 public static String getKafkaproperty(){
163 InputStream input = new Utils().getClass().getResourceAsStream("/kafka.properties");
164 Properties props = new Properties();
167 } catch (IOException e) {
168 log.error("failed to read kafka.properties");
170 return props.getProperty("key");
175 public static boolean isCadiEnabled(){
176 boolean enableCadi=false;
177 if(System.getenv("enableCadi")!=null&&System.getenv("enableCadi").equals("true")){