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 com.att.eelf.configuration.EELFLogger;
25 import com.att.eelf.configuration.EELFManager;
26 import org.onap.dmaap.dmf.mr.beans.DMaaPContext;
28 import javax.servlet.http.HttpServletRequest;
29 import java.io.IOException;
30 import java.io.InputStream;
31 import java.security.Principal;
32 import java.text.DecimalFormat;
33 import java.text.SimpleDateFormat;
37 * This is an utility class for various operations for formatting
38 * @author nilanjana.maity
43 private static final String DATE_FORMAT = "dd-MM-yyyy::hh:mm:ss:SSS";
44 public static final String CAMBRIA_AUTH_HEADER = "X-CambriaAuth";
45 private static final String AUTH_HEADER = "Authorization";
46 private static final String BATCH_ID_FORMAT = "000000";
47 private static final String X509_ATTR = "javax.servlet.request.X509Certificate";
48 private static final EELFLogger log = EELFManager.getInstance().getLogger(Utils.class);
57 * @return date or null
59 public static String getFormattedDate(Date date) {
60 SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMAT);
62 return sdf.format(date);
67 * to get the details of User Api Key
69 * @return authkey or null
71 public static String getUserApiKey(HttpServletRequest request) {
72 final String auth = request.getHeader(CAMBRIA_AUTH_HEADER);
74 final String[] splittedAuthKey = auth.split(":");
75 return splittedAuthKey[0];
76 }else if (null != request.getHeader(AUTH_HEADER) || null != request.getAttribute(X509_ATTR)){
78 * AAF implementation enhancement
80 Principal principal = request.getUserPrincipal();
81 if(principal != null){
82 String name = principal.getName();
83 return name.substring(0, name.lastIndexOf('@'));
85 log.warn("No principal has been provided on HTTP request");
92 * to format the batch sequence id
96 public static String getFromattedBatchSequenceId(Long batchId) {
97 DecimalFormat format = new DecimalFormat(BATCH_ID_FORMAT);
98 return format.format(batchId);
102 * to get the message length in bytes
106 public static long messageLengthInBytes(String message) {
107 if (null != message) {
108 return message.getBytes().length;
113 * To get transaction id details
114 * @param transactionId
115 * @return transactionId or null
117 public static String getResponseTransactionId(String transactionId) {
118 if (null != transactionId && !transactionId.isEmpty()) {
119 return transactionId.substring(0, transactionId.lastIndexOf("::"));
125 * get the thread sleep time
126 * @param ratePerMinute
127 * @return ratePerMinute or 0
129 public static long getSleepMsForRate ( double ratePerMinute )
131 if ( ratePerMinute <= 0.0 )
135 return Math.max ( 1000, Math.round ( 60 * 1000 / ratePerMinute ) );
138 public static String getRemoteAddress(DMaaPContext ctx)
140 String reqAddr = ctx.getRequest().getRemoteAddr();
141 String fwdHeader = getFirstHeader("X-Forwarded-For",ctx);
142 return ((fwdHeader != null) ? fwdHeader : reqAddr);
144 public static String getFirstHeader(String h,DMaaPContext ctx)
146 List l = getHeader(h,ctx);
147 return ((l.size() > 0) ? (String)l.iterator().next() : null);
149 public static List<String> getHeader(String h,DMaaPContext ctx)
151 LinkedList list = new LinkedList();
152 Enumeration e = ctx.getRequest().getHeaders(h);
153 while (e.hasMoreElements())
155 list.add(e.nextElement().toString());
160 public static String getKafkaproperty(){
161 InputStream input = new Utils().getClass().getResourceAsStream("/kafka.properties");
162 Properties props = new Properties();
165 } catch (IOException e) {
166 log.error("failed to read kafka.properties");
168 return props.getProperty("key");
173 public static boolean isCadiEnabled(){
174 boolean enableCadi=false;
175 if(System.getenv("enableCadi")!=null&&System.getenv("enableCadi").equals("true")){