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;
36 import org.onap.dmaap.dmf.mr.beans.DMaaPContext;
37 import com.att.eelf.configuration.EELFLogger;
38 import com.att.eelf.configuration.EELFManager;
40 * This is an utility class for various operations for formatting
41 * @author nilanjana.maity
46 private static final String DATE_FORMAT = "dd-MM-yyyy::hh:mm:ss:SSS";
47 public static final String CAMBRIA_AUTH_HEADER = "X-CambriaAuth";
48 private static final String AUTH_HEADER = "Authorization";
49 private static final String BATCH_ID_FORMAT = "000000";
50 private static final String X509_ATTR = "javax.servlet.request.X509Certificate";
51 private static final EELFLogger log = EELFManager.getInstance().getLogger(Utils.class);
60 * @return date or null
62 public static String getFormattedDate(Date date) {
63 SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMAT);
65 return sdf.format(date);
70 * to get the details of User Api Key
72 * @return authkey or null
74 public static String getUserApiKey(HttpServletRequest request) {
75 final String auth = request.getHeader(CAMBRIA_AUTH_HEADER);
77 final String[] splittedAuthKey = auth.split(":");
78 return splittedAuthKey[0];
79 }else if (null != request.getHeader(AUTH_HEADER) || null != request.getAttribute(X509_ATTR)){
81 * AAF implementation enhancement
83 Principal principal = request.getUserPrincipal();
84 if(principal != null){
85 String name = principal.getName();
86 return name.substring(0, name.lastIndexOf('@'));
88 log.warn("No principal has been provided on HTTP request");
95 * to format the batch sequence id
99 public static String getFromattedBatchSequenceId(Long batchId) {
100 DecimalFormat format = new DecimalFormat(BATCH_ID_FORMAT);
101 return format.format(batchId);
105 * to get the message length in bytes
109 public static long messageLengthInBytes(String message) {
110 if (null != message) {
111 return message.getBytes().length;
116 * To get transaction id details
117 * @param transactionId
118 * @return transactionId or null
120 public static String getResponseTransactionId(String transactionId) {
121 if (null != transactionId && !transactionId.isEmpty()) {
122 return transactionId.substring(0, transactionId.lastIndexOf("::"));
128 * get the thread sleep time
129 * @param ratePerMinute
130 * @return ratePerMinute or 0
132 public static long getSleepMsForRate ( double ratePerMinute )
134 if ( ratePerMinute <= 0.0 )
138 return Math.max ( 1000, Math.round ( 60 * 1000 / ratePerMinute ) );
141 public static String getRemoteAddress(DMaaPContext ctx)
143 String reqAddr = ctx.getRequest().getRemoteAddr();
144 String fwdHeader = getFirstHeader("X-Forwarded-For",ctx);
145 return ((fwdHeader != null) ? fwdHeader : reqAddr);
147 public static String getFirstHeader(String h,DMaaPContext ctx)
149 List l = getHeader(h,ctx);
150 return ((l.size() > 0) ? (String)l.iterator().next() : null);
152 public static List<String> getHeader(String h,DMaaPContext ctx)
154 LinkedList list = new LinkedList();
155 Enumeration e = ctx.getRequest().getHeaders(h);
156 while (e.hasMoreElements())
158 list.add(e.nextElement().toString());
163 public static String getKafkaproperty(){
164 InputStream input = new Utils().getClass().getResourceAsStream("/kafka.properties");
165 Properties props = new Properties();
168 } catch (IOException e) {
169 log.error("failed to read kafka.properties");
171 return props.getProperty("key");
176 public static boolean isCadiEnabled(){
177 boolean enableCadi=false;
178 if(System.getenv("enableCadi")!=null&&System.getenv("enableCadi").equals("true")){