1 /* 2 * Copyright (c) 2002, 2014, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.corba.se.spi.orb; 27 28 import java.lang.reflect.Method; 29 import java.util.Map ; 30 import java.util.HashMap ; 31 import java.util.Properties ; 32 import java.util.concurrent.ConcurrentHashMap; 33 import java.util.logging.Logger ; 34 35 import java.security.AccessController ; 36 import java.security.PrivilegedAction ; 37 38 import org.omg.CORBA.TCKind ; 39 40 import com.sun.corba.se.pept.broker.Broker ; 41 import com.sun.corba.se.pept.transport.ByteBufferPool; 42 43 import com.sun.corba.se.spi.protocol.RequestDispatcherRegistry ; 44 import com.sun.corba.se.spi.protocol.ClientDelegateFactory ; 45 import com.sun.corba.se.spi.protocol.CorbaServerRequestDispatcher ; 46 import com.sun.corba.se.spi.protocol.PIHandler ; 47 import com.sun.corba.se.spi.resolver.LocalResolver ; 48 import com.sun.corba.se.spi.resolver.Resolver ; 49 import com.sun.corba.se.spi.transport.CorbaContactInfoListFactory ; 50 import com.sun.corba.se.spi.legacy.connection.LegacyServerSocketManager; 51 import com.sun.corba.se.spi.monitoring.MonitoringConstants; 52 import com.sun.corba.se.spi.monitoring.MonitoringManager; 53 import com.sun.corba.se.spi.monitoring.MonitoringFactories; 54 55 import com.sun.corba.se.spi.ior.IdentifiableFactoryFinder ; 56 import com.sun.corba.se.spi.ior.TaggedComponentFactoryFinder ; 57 import com.sun.corba.se.spi.ior.ObjectKey ; 58 import com.sun.corba.se.spi.ior.ObjectKeyFactory ; 59 import com.sun.corba.se.spi.ior.IOR ; 60 61 import com.sun.corba.se.spi.orbutil.threadpool.ThreadPoolManager; 62 63 import com.sun.corba.se.spi.oa.OAInvocationInfo ; 64 import com.sun.corba.se.spi.transport.CorbaTransportManager; 65 66 import com.sun.corba.se.spi.logging.LogWrapperFactory ; 67 import com.sun.corba.se.spi.logging.LogWrapperBase ; 68 import com.sun.corba.se.spi.logging.CORBALogDomains ; 69 70 import com.sun.corba.se.spi.copyobject.CopierManager ; 71 72 import com.sun.corba.se.spi.presentation.rmi.PresentationManager ; 73 import com.sun.corba.se.spi.presentation.rmi.PresentationDefaults ; 74 75 import com.sun.corba.se.spi.servicecontext.ServiceContextRegistry ; 76 77 // XXX needs an SPI or else it does not belong here 78 import com.sun.corba.se.impl.corba.TypeCodeImpl ; 79 import com.sun.corba.se.impl.corba.TypeCodeFactory ; 80 81 // XXX Should there be a SPI level constants ? 82 import com.sun.corba.se.impl.orbutil.ORBConstants ; 83 84 import com.sun.corba.se.impl.oa.poa.BadServerIdHandler ; 85 86 import com.sun.corba.se.impl.transport.ByteBufferPoolImpl; 87 88 import com.sun.corba.se.impl.logging.ORBUtilSystemException ; 89 import com.sun.corba.se.impl.logging.OMGSystemException ; 90 91 import com.sun.corba.se.impl.presentation.rmi.PresentationManagerImpl ; 92 93 public abstract class ORB extends com.sun.corba.se.org.omg.CORBA.ORB 94 implements Broker, TypeCodeFactory 95 { 96 // As much as possible, this class should be stateless. However, 97 // there are a few reasons why it is not: 98 // 99 // 1. The ORB debug flags are defined here because they are accessed 100 // frequently, and we do not want a cast to the impl just for that. 101 // 2. typeCodeMap and primitiveTypeCodeConstants are here because they 102 // are needed in both ORBImpl and ORBSingleton. 103 // 3. Logging support is here so that we can avoid problems with 104 // incompletely initialized ORBs that need to perform logging. 105 106 // Flag set at compile time to debug flag processing: this can't 107 // be one of the xxxDebugFlags because it is used to debug the mechanism 108 // that sets the xxxDebugFlags! 109 public static boolean ORBInitDebug = false; 110 111 // Currently defined debug flags. Any additions must be called xxxDebugFlag. 112 // All debug flags must be public boolean types. 113 // These are set by passing the flag -ORBDebug x,y,z in the ORB init args. 114 // Note that x,y,z must not contain spaces. 115 public boolean transportDebugFlag = false ; 116 public boolean subcontractDebugFlag = false ; 117 public boolean poaDebugFlag = false ; 118 public boolean poaConcurrencyDebugFlag = false ; 119 public boolean poaFSMDebugFlag = false ; 120 public boolean orbdDebugFlag = false ; 121 public boolean namingDebugFlag = false ; 122 public boolean serviceContextDebugFlag = false ; 123 public boolean transientObjectManagerDebugFlag = false ; 124 public boolean giopVersionDebugFlag = false; 125 public boolean shutdownDebugFlag = false; 126 public boolean giopDebugFlag = false; 127 public boolean invocationTimingDebugFlag = false ; 128 129 // SystemException log wrappers. Protected so that they can be used in 130 // subclasses. 131 protected static ORBUtilSystemException staticWrapper ; 132 protected ORBUtilSystemException wrapper ; 133 protected OMGSystemException omgWrapper ; 134 135 // This map is needed for resolving recursive type code placeholders 136 // based on the unique repository id. 137 // XXX Should this be a WeakHashMap for GC? 138 private Map<String, TypeCodeImpl> typeCodeMap; 139 140 private TypeCodeImpl[] primitiveTypeCodeConstants; 141 142 // ByteBufferPool - needed by both ORBImpl and ORBSingleton 143 ByteBufferPool byteBufferPool; 144 145 // Local testing 146 // XXX clean this up, probably remove these 147 public abstract boolean isLocalHost( String hostName ) ; 148 public abstract boolean isLocalServerId( int subcontractId, int serverId ) ; 149 150 // Invocation stack manipulation 151 public abstract OAInvocationInfo peekInvocationInfo() ; 152 public abstract void pushInvocationInfo( OAInvocationInfo info ) ; 153 public abstract OAInvocationInfo popInvocationInfo() ; 154 155 public abstract CorbaTransportManager getCorbaTransportManager(); 156 public abstract LegacyServerSocketManager getLegacyServerSocketManager(); 157 158 // wrapperMap maintains a table of LogWrapper instances used by 159 // different classes to log exceptions. The key is a StringPair 160 // representing LogDomain and ExceptionGroup. 161 private Map<StringPair, LogWrapperBase> wrapperMap; 162 163 static class Holder { 164 static final PresentationManager defaultPresentationManager = 165 setupPresentationManager(); 166 } 167 168 private static final Map<Object, PresentationManager> pmContexts = 169 new ConcurrentHashMap<>(); 170 171 private static Map<StringPair, LogWrapperBase> staticWrapperMap = 172 new ConcurrentHashMap<>(); 173 174 protected MonitoringManager monitoringManager; 175 176 private static PresentationManager setupPresentationManager() { 177 staticWrapper = ORBUtilSystemException.get( 178 CORBALogDomains.RPC_PRESENTATION ) ; 179 180 boolean useDynamicStub = false; 181 182 PresentationManager.StubFactoryFactory dynamicStubFactoryFactory = null; 183 184 PresentationManager pm = new PresentationManagerImpl( useDynamicStub ) ; 185 pm.setStubFactoryFactory( false, 186 PresentationDefaults.getStaticStubFactoryFactory() ) ; 187 pm.setStubFactoryFactory( true, dynamicStubFactoryFactory ) ; 188 return pm; 189 } 190 191 public void destroy() { 192 wrapper = null; 193 omgWrapper = null; 194 typeCodeMap = null; 195 primitiveTypeCodeConstants = null; 196 byteBufferPool = null; 197 } 198 199 /** 200 * Returns the Presentation Manager for the current thread group, using the ThreadGroup-specific 201 * AppContext to hold it. Creates and records one if needed. 202 */ 203 public static PresentationManager getPresentationManager() 204 { 205 SecurityManager sm = System.getSecurityManager(); 206 207 if (sm != null) { 208 PresentationManager pm = AccessController.doPrivileged( 209 (PrivilegedAction<PresentationManager>) () -> { 210 try { 211 Class<?> c = Class.forName("jdk.internal.misc.SharedSecrets"); 212 Method m = c.getDeclaredMethod("getJavaAWTAccess"); 213 final Object javaAwtAccess = m.invoke(null); 214 215 if (sm != null && javaAwtAccess != null) { 216 c = Class.forName("jdk.internal.misc.JavaAWTAccess"); 217 m = c.getDeclaredMethod("getAppletContext"); 218 219 final Object appletContext = m.invoke(javaAwtAccess); 220 if (appletContext != null) { 221 return pmContexts.computeIfAbsent(appletContext, 222 x -> setupPresentationManager()); 223 } 224 } 225 return null; 226 } catch (ReflectiveOperationException x) { 227 throw new InternalError(x); 228 } 229 }); 230 231 if (pm != null) 232 return pm; 233 } 234 235 // No security manager or AppletAppContext 236 return Holder.defaultPresentationManager; 237 } 238 239 /** Get the appropriate StubFactoryFactory. This 240 * will be dynamic or static depending on whether 241 * com.sun.CORBA.ORBUseDynamicStub is true or false. 242 */ 243 public static PresentationManager.StubFactoryFactory 244 getStubFactoryFactory() 245 { 246 PresentationManager gPM = getPresentationManager(); 247 boolean useDynamicStubs = gPM.useDynamicStubs() ; 248 return gPM.getStubFactoryFactory( useDynamicStubs ) ; 249 } 250 251 protected ORB() 252 { 253 // Initialize logging first, since it is needed nearly 254 // everywhere (for example, in TypeCodeImpl). 255 wrapperMap = new ConcurrentHashMap<>(); 256 wrapper = ORBUtilSystemException.get( this, 257 CORBALogDomains.RPC_PRESENTATION ) ; 258 omgWrapper = OMGSystemException.get( this, 259 CORBALogDomains.RPC_PRESENTATION ) ; 260 261 typeCodeMap = new HashMap<>(); 262 263 primitiveTypeCodeConstants = new TypeCodeImpl[] { 264 new TypeCodeImpl(this, TCKind._tk_null), 265 new TypeCodeImpl(this, TCKind._tk_void), 266 new TypeCodeImpl(this, TCKind._tk_short), 267 new TypeCodeImpl(this, TCKind._tk_long), 268 new TypeCodeImpl(this, TCKind._tk_ushort), 269 new TypeCodeImpl(this, TCKind._tk_ulong), 270 new TypeCodeImpl(this, TCKind._tk_float), 271 new TypeCodeImpl(this, TCKind._tk_double), 272 new TypeCodeImpl(this, TCKind._tk_boolean), 273 new TypeCodeImpl(this, TCKind._tk_char), 274 new TypeCodeImpl(this, TCKind._tk_octet), 275 new TypeCodeImpl(this, TCKind._tk_any), 276 new TypeCodeImpl(this, TCKind._tk_TypeCode), 277 new TypeCodeImpl(this, TCKind._tk_Principal), 278 new TypeCodeImpl(this, TCKind._tk_objref), 279 null, // tk_struct 280 null, // tk_union 281 null, // tk_enum 282 new TypeCodeImpl(this, TCKind._tk_string), 283 null, // tk_sequence 284 null, // tk_array 285 null, // tk_alias 286 null, // tk_except 287 new TypeCodeImpl(this, TCKind._tk_longlong), 288 new TypeCodeImpl(this, TCKind._tk_ulonglong), 289 new TypeCodeImpl(this, TCKind._tk_longdouble), 290 new TypeCodeImpl(this, TCKind._tk_wchar), 291 new TypeCodeImpl(this, TCKind._tk_wstring), 292 new TypeCodeImpl(this, TCKind._tk_fixed), 293 new TypeCodeImpl(this, TCKind._tk_value), 294 new TypeCodeImpl(this, TCKind._tk_value_box), 295 new TypeCodeImpl(this, TCKind._tk_native), 296 new TypeCodeImpl(this, TCKind._tk_abstract_interface) 297 } ; 298 299 monitoringManager = 300 MonitoringFactories.getMonitoringManagerFactory( ). 301 createMonitoringManager( 302 MonitoringConstants.DEFAULT_MONITORING_ROOT, 303 MonitoringConstants.DEFAULT_MONITORING_ROOT_DESCRIPTION); 304 } 305 306 // Typecode support: needed in both ORBImpl and ORBSingleton 307 public TypeCodeImpl get_primitive_tc(int kind) 308 { 309 synchronized (this) { 310 checkShutdownState(); 311 } 312 try { 313 return primitiveTypeCodeConstants[kind] ; 314 } catch (Throwable t) { 315 throw wrapper.invalidTypecodeKind( t, new Integer(kind) ) ; 316 } 317 } 318 319 public synchronized void setTypeCode(String id, TypeCodeImpl code) 320 { 321 checkShutdownState(); 322 typeCodeMap.put(id, code); 323 } 324 325 public synchronized TypeCodeImpl getTypeCode(String id) 326 { 327 checkShutdownState(); 328 return typeCodeMap.get(id); 329 } 330 331 public MonitoringManager getMonitoringManager( ) { 332 synchronized (this) { 333 checkShutdownState(); 334 } 335 return monitoringManager; 336 } 337 338 // Special non-standard set_parameters method for 339 // creating a precisely controlled ORB instance. 340 // An ORB created by this call is affected only by 341 // those properties passes explicitly in props, not by 342 // the system properties and orb.properties files as 343 // with the standard ORB.init methods. 344 public abstract void set_parameters( Properties props ) ; 345 346 // ORB versioning 347 public abstract ORBVersion getORBVersion() ; 348 public abstract void setORBVersion( ORBVersion version ) ; 349 350 // XXX This needs a better name 351 public abstract IOR getFVDCodeBaseIOR() ; 352 353 /** 354 * Handle a bad server id for the given object key. This should 355 * always through an exception: either a ForwardException to 356 * allow another server to handle the request, or else an error 357 * indication. XXX Remove after ORT for ORBD work is integrated. 358 */ 359 public abstract void handleBadServerId( ObjectKey okey ) ; 360 public abstract void setBadServerIdHandler( BadServerIdHandler handler ) ; 361 public abstract void initBadServerIdHandler() ; 362 363 public abstract void notifyORB() ; 364 365 public abstract PIHandler getPIHandler() ; 366 367 public abstract void checkShutdownState(); 368 369 // Dispatch support: in the ORB because it is needed for shutdown. 370 // This is used by the first level server side subcontract. 371 public abstract boolean isDuringDispatch() ; 372 public abstract void startingDispatch(); 373 public abstract void finishedDispatch(); 374 375 /** Return this ORB's transient server ID. This is needed for 376 * initializing object adapters. 377 */ 378 public abstract int getTransientServerId(); 379 380 public abstract ServiceContextRegistry getServiceContextRegistry() ; 381 382 public abstract RequestDispatcherRegistry getRequestDispatcherRegistry(); 383 384 public abstract ORBData getORBData() ; 385 386 public abstract void setClientDelegateFactory( ClientDelegateFactory factory ) ; 387 388 public abstract ClientDelegateFactory getClientDelegateFactory() ; 389 390 public abstract void setCorbaContactInfoListFactory( CorbaContactInfoListFactory factory ) ; 391 392 public abstract CorbaContactInfoListFactory getCorbaContactInfoListFactory() ; 393 394 // XXX These next 7 methods should be moved to a ResolverManager. 395 396 /** Set the resolver used in this ORB. This resolver will be used for list_initial_services 397 * and resolve_initial_references. 398 */ 399 public abstract void setResolver( Resolver resolver ) ; 400 401 /** Get the resolver used in this ORB. This resolver will be used for list_initial_services 402 * and resolve_initial_references. 403 */ 404 public abstract Resolver getResolver() ; 405 406 /** Set the LocalResolver used in this ORB. This LocalResolver is used for 407 * register_initial_reference only. 408 */ 409 public abstract void setLocalResolver( LocalResolver resolver ) ; 410 411 /** Get the LocalResolver used in this ORB. This LocalResolver is used for 412 * register_initial_reference only. 413 */ 414 public abstract LocalResolver getLocalResolver() ; 415 416 /** Set the operation used in string_to_object calls. The Operation must expect a 417 * String and return an org.omg.CORBA.Object. 418 */ 419 public abstract void setURLOperation( Operation stringToObject ) ; 420 421 /** Get the operation used in string_to_object calls. The Operation must expect a 422 * String and return an org.omg.CORBA.Object. 423 */ 424 public abstract Operation getURLOperation() ; 425 426 /** Set the ServerRequestDispatcher that should be used for handling INS requests. 427 */ 428 public abstract void setINSDelegate( CorbaServerRequestDispatcher insDelegate ) ; 429 430 // XXX The next 5 operations should be moved to an IORManager. 431 432 /** Factory finders for the various parts of the IOR: tagged components, tagged 433 * profiles, and tagged profile templates. 434 */ 435 public abstract TaggedComponentFactoryFinder getTaggedComponentFactoryFinder() ; 436 public abstract IdentifiableFactoryFinder getTaggedProfileFactoryFinder() ; 437 public abstract IdentifiableFactoryFinder getTaggedProfileTemplateFactoryFinder() ; 438 439 public abstract ObjectKeyFactory getObjectKeyFactory() ; 440 public abstract void setObjectKeyFactory( ObjectKeyFactory factory ) ; 441 442 // Logging SPI 443 444 /** 445 * Returns the logger based on the category. 446 */ 447 public Logger getLogger( String domain ) 448 { 449 synchronized (this) { 450 checkShutdownState(); 451 } 452 ORBData odata = getORBData() ; 453 454 // Determine the correct ORBId. There are 3 cases: 455 // 1. odata is null, which happens if we are getting a logger before 456 // ORB initialization is complete. In this case we cannot determine 457 // the ORB ID (it's not known yet), so we set the ORBId to 458 // _INITIALIZING_. 459 // 2. odata is not null, so initialization is complete, but ORBId is set to 460 // the default "". To avoid a ".." in 461 // the log domain, we simply use _DEFAULT_ in this case. 462 // 3. odata is not null, ORBId is not "": just use the ORBId. 463 String ORBId ; 464 if (odata == null) 465 ORBId = "_INITIALIZING_" ; 466 else { 467 ORBId = odata.getORBId() ; 468 if (ORBId.equals("")) 469 ORBId = "_DEFAULT_" ; 470 } 471 472 return getCORBALogger( ORBId, domain ) ; 473 } 474 475 public static Logger staticGetLogger( String domain ) 476 { 477 return getCORBALogger( "_CORBA_", domain ) ; 478 } 479 480 private static Logger getCORBALogger( String ORBId, String domain ) 481 { 482 String fqLogDomain = CORBALogDomains.TOP_LEVEL_DOMAIN + "." + 483 ORBId + "." + domain; 484 485 return Logger.getLogger( fqLogDomain, ORBConstants.LOG_RESOURCE_FILE ); 486 } 487 488 /** get the log wrapper class (its type is dependent on the exceptionGroup) for the 489 * given log domain and exception group in this ORB instance. 490 */ 491 public LogWrapperBase getLogWrapper(String logDomain, 492 String exceptionGroup, LogWrapperFactory factory) 493 { 494 return wrapperMap.computeIfAbsent( 495 new StringPair(logDomain, exceptionGroup), 496 x -> factory.create(getLogger(logDomain))); 497 } 498 499 /** get the log wrapper class (its type is dependent on the exceptionGroup) for the 500 * given log domain and exception group in this ORB instance. 501 */ 502 public static LogWrapperBase staticGetLogWrapper(String logDomain, 503 String exceptionGroup, LogWrapperFactory factory) 504 { 505 return staticWrapperMap.computeIfAbsent( 506 new StringPair(logDomain, exceptionGroup), 507 x -> factory.create(staticGetLogger(logDomain))); 508 } 509 510 // get a reference to a ByteBufferPool, a pool of NIO ByteBuffers 511 // NOTE: ByteBuffer pool must be unique per ORB, not per process. 512 // There can be more than one ORB per process. 513 // This method must also be inherited by both ORB and ORBSingleton. 514 public ByteBufferPool getByteBufferPool() 515 { 516 synchronized (this) { 517 checkShutdownState(); 518 } 519 if (byteBufferPool == null) 520 byteBufferPool = new ByteBufferPoolImpl(this); 521 522 return byteBufferPool; 523 } 524 525 public abstract void setThreadPoolManager(ThreadPoolManager mgr); 526 527 public abstract ThreadPoolManager getThreadPoolManager(); 528 529 public abstract CopierManager getCopierManager() ; 530 } 531 532 // End of file.