1 /* 2 * Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 8058865 27 * @summary Checks MXBean proper registration both as its implementation class and interface 28 * @author Olivier Lagneau 29 * @modules java.management.rmi 30 * @library /lib/testlibrary 31 * @compile Basic.java 32 * @run main/othervm/timeout=300 -DDEBUG_STANDARD MXBeanNotifTest -numOfNotifications 239 -timeForNotificationInSeconds 4 33 */ 34 35 import java.util.HashMap; 36 import java.util.Iterator; 37 import java.util.Map; 38 39 import java.util.concurrent.ArrayBlockingQueue; 40 import java.util.concurrent.BlockingQueue; 41 import java.util.concurrent.TimeUnit; 42 43 import java.lang.management.ManagementFactory; 44 45 import javax.management.Attribute; 46 import javax.management.Descriptor; 47 import javax.management.ImmutableDescriptor; 48 import javax.management.MBeanServer; 49 import javax.management.MBeanInfo; 50 import javax.management.MBeanNotificationInfo; 51 import javax.management.Notification; 52 import javax.management.NotificationListener; 53 import javax.management.MBeanServerConnection; 54 import javax.management.ObjectName; 55 56 import javax.management.remote.JMXConnector; 57 import javax.management.remote.JMXConnectorFactory; 58 import javax.management.remote.JMXConnectorServer; 59 import javax.management.remote.JMXConnectorServerFactory; 60 import javax.management.remote.JMXServiceURL; 61 62 import javax.management.openmbean.CompositeType; 63 import javax.management.openmbean.CompositeData; 64 import javax.management.openmbean.CompositeDataSupport; 65 import javax.management.openmbean.OpenType; 66 import javax.management.openmbean.SimpleType; 67 import javax.management.openmbean.TabularData; 68 import javax.management.openmbean.TabularDataSupport; 69 import javax.management.openmbean.TabularType; 70 71 public class MXBeanNotifTest implements NotificationListener { 72 73 private static String BASIC_MXBEAN_CLASS_NAME = "Basic"; 74 private static String BASIC_MXBEAN_INTERFACE_NAME = "BasicMXBean"; 75 76 private long timeForNotificationInSeconds = 3L; 77 private int numOfNotifications = 1; 78 private BlockingQueue<Notification> notifList = null; 79 private int numOfNotifDescriptorElements = 13; 80 81 /* 82 * First Debug properties and arguments are collect in expected 83 * map (argName, value) format, then calls original test's run method. 84 */ 85 public static void main(String args[]) throws Exception { 86 87 System.out.println("================================================="); 88 89 // Parses parameters 90 Utils.parseDebugProperties(); 91 Map<String, Object> map = Utils.parseParameters(args) ; 92 93 // Run test 94 MXBeanNotifTest test = new MXBeanNotifTest(); 95 test.run(map); 96 97 } 98 99 protected void parseArgs(Map<String, Object> args) throws Exception { 100 101 String arg = null; 102 103 // Init numOfNotifications 104 // It is the number of notifications we should trigger and check. 105 arg = (String)args.get("-numOfNotifications") ; 106 if (arg != null) { 107 numOfNotifications = (new Integer(arg)).intValue(); 108 } 109 110 // Init timeForNotificationInSeconds 111 // It is the maximum time in seconds we wait for each notification. 112 arg = (String)args.get("-timeForEachNotificationInSeconds") ; 113 if (arg != null) { 114 timeForNotificationInSeconds = (new Long(arg)).longValue(); 115 } 116 117 } 118 119 public void run(Map<String, Object> args) { 120 121 System.out.println("MXBeanNotifTest::run: Start") ; 122 int errorCount = 0 ; 123 124 try { 125 parseArgs(args); 126 notifList = new ArrayBlockingQueue<Notification>(numOfNotifications); 127 128 // JMX MbeanServer used inside single VM as if remote. 129 MBeanServer mbs = ManagementFactory.getPlatformMBeanServer(); 130 131 JMXServiceURL url = new JMXServiceURL("rmi", null, 0); 132 JMXConnectorServer cs = 133 JMXConnectorServerFactory.newJMXConnectorServer(url, null, mbs); 134 cs.start(); 135 136 JMXServiceURL addr = cs.getAddress(); 137 JMXConnector cc = JMXConnectorFactory.connect(addr); 138 MBeanServerConnection mbsc = cc.getMBeanServerConnection(); 139 140 // ---- 141 System.out.println("MXBeanNotifTest::run: Create and register the MBean"); 142 ObjectName objName = new ObjectName("sqe:type=Basic,protocol=rmi") ; 143 mbsc.createMBean(BASIC_MXBEAN_CLASS_NAME, objName); 144 System.out.println("---- OK\n") ; 145 146 // ---- 147 System.out.println("MXBeanNotifTest::run: Add me as notification listener"); 148 mbsc.addNotificationListener(objName, this, null, null); 149 150 // ---- 151 System.out.println("MXBeanNotifTest::run: Retrieve the Descriptor" 152 + " that should be in MBeanNotificationInfo"); 153 TabularData tabData = 154 (TabularData)mbsc.getAttribute(objName, "NotifDescriptorAsMapAtt"); 155 Map<String, String> descrMap = new HashMap<>(); 156 157 for (Iterator<?> it = tabData.values().iterator(); it.hasNext(); ) { 158 CompositeData compData = (CompositeData)it.next(); 159 descrMap.put((String)compData.get("key"), 160 (String)compData.get("value")); 161 } 162 163 Descriptor refNotifDescriptor = new ImmutableDescriptor(descrMap); 164 System.out.println("---- OK\n") ; 165 166 // ---- 167 // Because the MBean holding the targeted attribute is MXBean, we 168 // should use for the setAttribute a converted form for the 169 // attribute value as described by the MXBean mapping rules. 170 // This explains all that lovely stuff for creating a 171 // TabularDataSupport. 172 // 173 // WARNING : the MBeanInfo of the MXBean used on opposite side 174 // is computed when the MBean is registered. 175 // It means the Descriptor considered for the MBeanNotificationInfo 176 // is not the one we set in the lines below, it is too late. 177 // However, we check that set is harmless when we check 178 // the MBeanNotificationInfo. 179 // 180 System.out.println("MXBeanNotifTest::run: Set a Map<String, String>" 181 + " attribute"); 182 String typeName = 183 "java.util.Map<java.lang.String,java.lang.String>"; 184 String[] keyValue = new String[] {"key", "value"}; 185 OpenType<?>[] openTypes = 186 new OpenType<?>[] {SimpleType.STRING, SimpleType.STRING}; 187 CompositeType rowType = new CompositeType(typeName, typeName, 188 keyValue, keyValue, openTypes); 189 TabularType tabType = new TabularType(typeName, typeName, 190 rowType, new String[]{"key"}); 191 TabularDataSupport convertedDescrMap = 192 new TabularDataSupport(tabType); 193 194 for (int i = 0; i < numOfNotifDescriptorElements; i++) { 195 Object[] descrValue = {"field" + i, "value" + i}; 196 CompositeData data = 197 new CompositeDataSupport(rowType, keyValue, descrValue); 198 convertedDescrMap.put(data); 199 } 200 201 Attribute descrAtt = 202 new Attribute("NotifDescriptorAsMapAtt", convertedDescrMap); 203 mbsc.setAttribute(objName, descrAtt); 204 System.out.println("---- OK\n") ; 205 206 // ---- 207 System.out.println("MXBeanNotifTest::run: Compare the Descriptor from" 208 + " the MBeanNotificationInfo against a reference"); 209 MBeanInfo mbInfo = mbsc.getMBeanInfo(objName); 210 errorCount += checkMBeanInfo(mbInfo, refNotifDescriptor); 211 System.out.println("---- DONE\n") ; 212 213 // ---- 214 System.out.println("Check isInstanceOf(Basic)"); 215 216 if ( ! mbsc.isInstanceOf(objName, BASIC_MXBEAN_CLASS_NAME) ) { 217 errorCount++; 218 System.out.println("---- ERROR isInstanceOf returned false\n") ; 219 } else { 220 System.out.println("---- OK\n") ; 221 } 222 223 // ---- 224 System.out.println("Check isInstanceOf(BasicMXBean)"); 225 226 if ( ! mbsc.isInstanceOf(objName, BASIC_MXBEAN_INTERFACE_NAME) ) { 227 errorCount++; 228 System.out.println("---- ERROR isInstanceOf returned false\n") ; 229 } else { 230 System.out.println("---- OK\n") ; 231 } 232 233 // ---- 234 System.out.println("MXBeanNotifTest::run: Ask for " 235 + numOfNotifications + " notification(s)"); 236 Object[] sendNotifParam = new Object[1]; 237 String[] sendNotifSig = new String[]{"java.lang.String"}; 238 239 for (int i = 0; i < numOfNotifications; i++) { 240 // Select which type of notification we ask for 241 if ( i % 2 == 0 ) { 242 sendNotifParam[0] = Basic.NOTIF_TYPE_0; 243 } else { 244 sendNotifParam[0] = Basic.NOTIF_TYPE_1; 245 } 246 247 // Trigger notification emission 248 mbsc.invoke(objName, 249 "sendNotification", 250 sendNotifParam, 251 sendNotifSig); 252 253 // Wait for it then check it when it comes early enough 254 Notification notif = 255 notifList.poll(timeForNotificationInSeconds, 256 TimeUnit.SECONDS) ; 257 // The very first notification is likely to come in slower than 258 // all the others. Because that test isn't targeting the speed 259 // notifications are delivered with, we prefer to secure it. 260 if (i == 0 && notif == null) { 261 System.out.println("MXBeanNotifTest::run: Wait extra " 262 + timeForNotificationInSeconds + " second(s) the " 263 + " very first notification"); 264 notif = notifList.poll(timeForNotificationInSeconds, 265 TimeUnit.SECONDS); 266 } 267 268 if ( notif == null ) { 269 errorCount++; 270 System.out.println("---- ERROR No notification received" 271 + " within allocated " + timeForNotificationInSeconds 272 + " second(s) !"); 273 } else { 274 errorCount += 275 checkNotification(notif, 276 (String)sendNotifParam[0], 277 Basic.NOTIFICATION_MESSAGE, 278 objName); 279 } 280 } 281 282 int toc = 0; 283 while ( notifList.size() < 2 && toc < 10 ) { 284 Thread.sleep(499); 285 toc++; 286 } 287 System.out.println("---- DONE\n") ; 288 } catch(Exception e) { 289 Utils.printThrowable(e, true) ; 290 throw new RuntimeException(e); 291 } 292 293 if ( errorCount == 0 ) { 294 System.out.println("MXBeanNotifTest::run: Done without any error") ; 295 } else { 296 System.out.println("MXBeanNotifTest::run: Done with " 297 + errorCount 298 + " error(s)") ; 299 throw new RuntimeException("errorCount = " + errorCount); 300 } 301 } 302 303 304 private int checkMBeanInfo(MBeanInfo mbi, Descriptor refDescr) { 305 MBeanNotificationInfo[] notifsInfo = mbi.getNotifications(); 306 int res = 0; 307 308 for (MBeanNotificationInfo mbni : notifsInfo) { 309 if ( mbni.getDescriptor().equals(refDescr) ) { 310 System.out.println("(OK)"); 311 } else { 312 System.out.println("(ERROR) Descriptor of the notification is " 313 + mbni.getDescriptor() 314 + " as we expect " 315 + refDescr); 316 res++; 317 } 318 } 319 320 return res; 321 } 322 323 324 private int checkNotification(Notification notif, 325 String refType, 326 String refMessage, 327 ObjectName refSource) { 328 int res = 0; 329 330 Utils.debug(Utils.DEBUG_VERBOSE, 331 "\t getSource " + notif.getSource()); 332 Utils.debug(Utils.DEBUG_VERBOSE, 333 "\t getMessage " + notif.getMessage()); 334 Utils.debug(Utils.DEBUG_VERBOSE, 335 "\t getSequenceNumber " + notif.getSequenceNumber()); 336 Utils.debug(Utils.DEBUG_VERBOSE, 337 "\t getTimeStamp " + notif.getTimeStamp()); 338 Utils.debug(Utils.DEBUG_VERBOSE, 339 "\t getType " + notif.getType()); 340 Utils.debug(Utils.DEBUG_VERBOSE, 341 "\t getUserData " + notif.getUserData()); 342 343 if ( ! notif.getType().equals(refType) ) { 344 res++; 345 System.out.println("(ERROR) Type is not " 346 + refType + " in notification\n" + notif); 347 } else { 348 if ( notif.getType().equals(Basic.NOTIF_TYPE_0) 349 && ! (notif instanceof javax.management.Notification) ) { 350 res++; 351 System.out.println("(ERROR) Notification is not instance of " 352 + " javax.management.Notification but rather " 353 + notif.getClass().getName()); 354 } else if ( notif.getType().equals(Basic.NOTIF_TYPE_1) 355 && ! (notif instanceof SqeNotification) ) { 356 res++; 357 System.out.println("(ERROR) Notification is not instance of " 358 + " javasoft.sqe.jmx.share.SqeNotification but rather " 359 + notif.getClass().getName()); 360 } 361 } 362 363 if ( ! notif.getMessage().equals(refMessage) ) { 364 res++; 365 System.out.println("(ERROR) Message is not " 366 + refMessage + " in notification\n" + notif); 367 } 368 369 if ( ! notif.getSource().equals(refSource) ) { 370 res++; 371 System.out.println("(ERROR) Source is not " 372 + refSource + " in notification\n" + notif); 373 } 374 375 return res; 376 } 377 378 public void handleNotification(Notification notification, Object handback) { 379 Utils.debug(Utils.DEBUG_VERBOSE, 380 "MXBeanNotifTest::handleNotification: Received " 381 + notification); 382 notifList.add(notification); 383 } 384 385 }