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duke@1 | 1 | /* |
duke@1 | 2 | * Copyright 1999-2004 Sun Microsystems, Inc. All Rights Reserved. |
duke@1 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@1 | 4 | * |
duke@1 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@1 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@1 | 7 | * published by the Free Software Foundation. Sun designates this |
duke@1 | 8 | * particular file as subject to the "Classpath" exception as provided |
duke@1 | 9 | * by Sun in the LICENSE file that accompanied this code. |
duke@1 | 10 | * |
duke@1 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@1 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@1 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@1 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@1 | 15 | * accompanied this code). |
duke@1 | 16 | * |
duke@1 | 17 | * You should have received a copy of the GNU General Public License version |
duke@1 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@1 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@1 | 20 | * |
duke@1 | 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@1 | 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
duke@1 | 23 | * have any questions. |
duke@1 | 24 | */ |
duke@1 | 25 | /* |
duke@1 | 26 | * Licensed Materials - Property of IBM |
duke@1 | 27 | * RMI-IIOP v1.0 |
duke@1 | 28 | * Copyright IBM Corp. 1998 1999 All Rights Reserved |
duke@1 | 29 | * |
duke@1 | 30 | */ |
duke@1 | 31 | |
duke@1 | 32 | package com.sun.corba.se.impl.javax.rmi.CORBA; // Util (sed marker, don't remove!) |
duke@1 | 33 | |
duke@1 | 34 | import java.rmi.RemoteException; |
duke@1 | 35 | import java.rmi.UnexpectedException; |
duke@1 | 36 | import java.rmi.MarshalException; |
duke@1 | 37 | |
duke@1 | 38 | import java.rmi.server.RMIClassLoader; |
duke@1 | 39 | |
duke@1 | 40 | import java.util.Hashtable; |
duke@1 | 41 | import java.util.Enumeration; |
duke@1 | 42 | import java.util.Properties; |
duke@1 | 43 | import java.util.Map; |
duke@1 | 44 | import java.util.WeakHashMap; |
duke@1 | 45 | |
duke@1 | 46 | import java.io.Serializable; |
duke@1 | 47 | import java.io.NotSerializableException; |
duke@1 | 48 | |
duke@1 | 49 | import java.lang.reflect.Constructor; |
duke@1 | 50 | |
duke@1 | 51 | import javax.rmi.CORBA.ValueHandler; |
duke@1 | 52 | import javax.rmi.CORBA.Tie; |
duke@1 | 53 | |
duke@1 | 54 | import java.security.AccessController; |
duke@1 | 55 | import java.security.PrivilegedAction; |
duke@1 | 56 | |
duke@1 | 57 | import java.rmi.MarshalException; |
duke@1 | 58 | import java.rmi.NoSuchObjectException; |
duke@1 | 59 | import java.rmi.AccessException; |
duke@1 | 60 | import java.rmi.Remote; |
duke@1 | 61 | import java.rmi.ServerError; |
duke@1 | 62 | import java.rmi.ServerException; |
duke@1 | 63 | import java.rmi.ServerRuntimeException; |
duke@1 | 64 | |
duke@1 | 65 | import javax.transaction.TransactionRequiredException; |
duke@1 | 66 | import javax.transaction.TransactionRolledbackException; |
duke@1 | 67 | import javax.transaction.InvalidTransactionException; |
duke@1 | 68 | |
duke@1 | 69 | import org.omg.CORBA.SystemException; |
duke@1 | 70 | import org.omg.CORBA.Any; |
duke@1 | 71 | import org.omg.CORBA.TypeCode; |
duke@1 | 72 | import org.omg.CORBA.COMM_FAILURE; |
duke@1 | 73 | import org.omg.CORBA.BAD_PARAM; |
duke@1 | 74 | import org.omg.CORBA.INV_OBJREF; |
duke@1 | 75 | import org.omg.CORBA.NO_PERMISSION; |
duke@1 | 76 | import org.omg.CORBA.MARSHAL; |
duke@1 | 77 | import org.omg.CORBA.OBJECT_NOT_EXIST; |
duke@1 | 78 | import org.omg.CORBA.TRANSACTION_REQUIRED; |
duke@1 | 79 | import org.omg.CORBA.TRANSACTION_ROLLEDBACK; |
duke@1 | 80 | import org.omg.CORBA.INVALID_TRANSACTION; |
duke@1 | 81 | import org.omg.CORBA.BAD_OPERATION; |
duke@1 | 82 | import org.omg.CORBA.ACTIVITY_REQUIRED; |
duke@1 | 83 | import org.omg.CORBA.ACTIVITY_COMPLETED; |
duke@1 | 84 | import org.omg.CORBA.INVALID_ACTIVITY; |
duke@1 | 85 | import org.omg.CORBA.CompletionStatus; |
duke@1 | 86 | import org.omg.CORBA.TCKind; |
duke@1 | 87 | import org.omg.CORBA.portable.UnknownException; |
duke@1 | 88 | import org.omg.CORBA.portable.InputStream; |
duke@1 | 89 | import org.omg.CORBA.portable.OutputStream; |
duke@1 | 90 | |
duke@1 | 91 | // This class must be able to function with non-Sun ORBs. |
duke@1 | 92 | // This means that any of the following com.sun.corba classes |
duke@1 | 93 | // must only occur in contexts that also handle the non-Sun case. |
duke@1 | 94 | |
duke@1 | 95 | import com.sun.corba.se.pept.transport.ContactInfoList ; |
duke@1 | 96 | import com.sun.corba.se.spi.orb.ORB; |
duke@1 | 97 | import com.sun.corba.se.spi.orb.ORBVersionFactory; |
duke@1 | 98 | import com.sun.corba.se.spi.protocol.CorbaClientDelegate; |
duke@1 | 99 | import com.sun.corba.se.spi.transport.CorbaContactInfoList ; |
duke@1 | 100 | import com.sun.corba.se.spi.protocol.LocalClientRequestDispatcher ; |
duke@1 | 101 | import com.sun.corba.se.spi.copyobject.ReflectiveCopyException ; |
duke@1 | 102 | import com.sun.corba.se.spi.copyobject.CopierManager ; |
duke@1 | 103 | import com.sun.corba.se.spi.copyobject.ObjectCopierFactory ; |
duke@1 | 104 | import com.sun.corba.se.spi.copyobject.ObjectCopier ; |
duke@1 | 105 | import com.sun.corba.se.impl.io.ValueHandlerImpl; |
duke@1 | 106 | import com.sun.corba.se.impl.orbutil.ORBConstants; |
duke@1 | 107 | import com.sun.corba.se.impl.orbutil.ORBUtility; |
duke@1 | 108 | import com.sun.corba.se.impl.logging.OMGSystemException; |
duke@1 | 109 | import com.sun.corba.se.impl.util.Utility; |
duke@1 | 110 | import com.sun.corba.se.impl.util.IdentityHashtable; |
duke@1 | 111 | import com.sun.corba.se.impl.util.JDKBridge; |
duke@1 | 112 | import com.sun.corba.se.impl.orbutil.ORBClassLoader; |
duke@1 | 113 | import com.sun.corba.se.impl.logging.UtilSystemException; |
duke@1 | 114 | import com.sun.corba.se.spi.logging.CORBALogDomains; |
duke@1 | 115 | |
duke@1 | 116 | /** |
duke@1 | 117 | * Provides utility methods that can be used by stubs and ties to |
duke@1 | 118 | * perform common operations. |
duke@1 | 119 | */ |
duke@1 | 120 | public class Util implements javax.rmi.CORBA.UtilDelegate |
duke@1 | 121 | { |
duke@1 | 122 | // Runs as long as there are exportedServants |
duke@1 | 123 | private static KeepAlive keepAlive = null; |
duke@1 | 124 | |
duke@1 | 125 | // Maps targets to ties. |
duke@1 | 126 | private static IdentityHashtable exportedServants = new IdentityHashtable(); |
duke@1 | 127 | |
duke@1 | 128 | private static ValueHandlerImpl valueHandlerSingleton = new ValueHandlerImpl(); |
duke@1 | 129 | |
duke@1 | 130 | private UtilSystemException utilWrapper = UtilSystemException.get( |
duke@1 | 131 | CORBALogDomains.RPC_ENCODING); |
duke@1 | 132 | |
duke@1 | 133 | public static Util instance = null; |
duke@1 | 134 | |
duke@1 | 135 | public Util() { |
duke@1 | 136 | instance = this; |
duke@1 | 137 | } |
duke@1 | 138 | |
duke@1 | 139 | // Used by TOAFactory.shutdown to unexport all targets for this |
duke@1 | 140 | // particular ORB. This happens during ORB shutdown. |
duke@1 | 141 | public void unregisterTargetsForORB(org.omg.CORBA.ORB orb) |
duke@1 | 142 | { |
duke@1 | 143 | for (Enumeration e = exportedServants.keys(); e.hasMoreElements(); ) |
duke@1 | 144 | { |
duke@1 | 145 | java.lang.Object key = e.nextElement(); |
duke@1 | 146 | Remote target = (Remote)(key instanceof Tie ? ((Tie)key).getTarget() : key); |
duke@1 | 147 | |
duke@1 | 148 | // Bug 4476347: BAD_OPERATION is thrown if the ties delegate isn't set. |
duke@1 | 149 | // We can ignore this because it means the tie is not connected to an ORB. |
duke@1 | 150 | try { |
duke@1 | 151 | if (orb == getTie(target).orb()) { |
duke@1 | 152 | try { |
duke@1 | 153 | unexportObject(target); |
duke@1 | 154 | } catch( java.rmi.NoSuchObjectException ex ) { |
duke@1 | 155 | // We neglect this exception if at all if it is |
duke@1 | 156 | // raised. It is not harmful. |
duke@1 | 157 | } |
duke@1 | 158 | } |
duke@1 | 159 | } catch (BAD_OPERATION bad) { |
duke@1 | 160 | /* Ignore */ |
duke@1 | 161 | } |
duke@1 | 162 | } |
duke@1 | 163 | } |
duke@1 | 164 | |
duke@1 | 165 | /** |
duke@1 | 166 | * Maps a SystemException to a RemoteException. |
duke@1 | 167 | * @param ex the SystemException to map. |
duke@1 | 168 | * @return the mapped exception. |
duke@1 | 169 | */ |
duke@1 | 170 | public RemoteException mapSystemException(SystemException ex) |
duke@1 | 171 | { |
duke@1 | 172 | if (ex instanceof UnknownException) { |
duke@1 | 173 | Throwable orig = ((UnknownException)ex).originalEx; |
duke@1 | 174 | if (orig instanceof Error) { |
duke@1 | 175 | return new ServerError("Error occurred in server thread",(Error)orig); |
duke@1 | 176 | } else if (orig instanceof RemoteException) { |
duke@1 | 177 | return new ServerException("RemoteException occurred in server thread", |
duke@1 | 178 | (Exception)orig); |
duke@1 | 179 | } else if (orig instanceof RuntimeException) { |
duke@1 | 180 | throw (RuntimeException) orig; |
duke@1 | 181 | } |
duke@1 | 182 | } |
duke@1 | 183 | |
duke@1 | 184 | // Build the message string... |
duke@1 | 185 | String name = ex.getClass().getName(); |
duke@1 | 186 | String corbaName = name.substring(name.lastIndexOf('.')+1); |
duke@1 | 187 | String status; |
duke@1 | 188 | switch (ex.completed.value()) { |
duke@1 | 189 | case CompletionStatus._COMPLETED_YES: |
duke@1 | 190 | status = "Yes"; |
duke@1 | 191 | break; |
duke@1 | 192 | case CompletionStatus._COMPLETED_NO: |
duke@1 | 193 | status = "No"; |
duke@1 | 194 | break; |
duke@1 | 195 | case CompletionStatus._COMPLETED_MAYBE: |
duke@1 | 196 | default: |
duke@1 | 197 | status = "Maybe"; |
duke@1 | 198 | break; |
duke@1 | 199 | } |
duke@1 | 200 | |
duke@1 | 201 | String message = "CORBA " + corbaName + " " + ex.minor + " " + status; |
duke@1 | 202 | |
duke@1 | 203 | // Now map to the correct RemoteException type... |
duke@1 | 204 | if (ex instanceof COMM_FAILURE) { |
duke@1 | 205 | return new MarshalException(message, ex); |
duke@1 | 206 | } else if (ex instanceof INV_OBJREF) { |
duke@1 | 207 | RemoteException newEx = new NoSuchObjectException(message); |
duke@1 | 208 | newEx.detail = ex; |
duke@1 | 209 | return newEx; |
duke@1 | 210 | } else if (ex instanceof NO_PERMISSION) { |
duke@1 | 211 | return new AccessException(message, ex); |
duke@1 | 212 | } else if (ex instanceof MARSHAL) { |
duke@1 | 213 | return new MarshalException(message, ex); |
duke@1 | 214 | } else if (ex instanceof OBJECT_NOT_EXIST) { |
duke@1 | 215 | RemoteException newEx = new NoSuchObjectException(message); |
duke@1 | 216 | newEx.detail = ex; |
duke@1 | 217 | return newEx; |
duke@1 | 218 | } else if (ex instanceof TRANSACTION_REQUIRED) { |
duke@1 | 219 | RemoteException newEx = new TransactionRequiredException(message); |
duke@1 | 220 | newEx.detail = ex; |
duke@1 | 221 | return newEx; |
duke@1 | 222 | } else if (ex instanceof TRANSACTION_ROLLEDBACK) { |
duke@1 | 223 | RemoteException newEx = new TransactionRolledbackException(message); |
duke@1 | 224 | newEx.detail = ex; |
duke@1 | 225 | return newEx; |
duke@1 | 226 | } else if (ex instanceof INVALID_TRANSACTION) { |
duke@1 | 227 | RemoteException newEx = new InvalidTransactionException(message); |
duke@1 | 228 | newEx.detail = ex; |
duke@1 | 229 | return newEx; |
duke@1 | 230 | } else if (ex instanceof BAD_PARAM) { |
duke@1 | 231 | Exception inner = ex; |
duke@1 | 232 | |
duke@1 | 233 | // Pre-Merlin Sun ORBs used the incorrect minor code for |
duke@1 | 234 | // this case. See Java to IDL ptc-00-01-08 1.4.8. |
duke@1 | 235 | if (ex.minor == ORBConstants.LEGACY_SUN_NOT_SERIALIZABLE || |
duke@1 | 236 | ex.minor == OMGSystemException.NOT_SERIALIZABLE) { |
duke@1 | 237 | |
duke@1 | 238 | if (ex.getMessage() != null) |
duke@1 | 239 | inner = new NotSerializableException(ex.getMessage()); |
duke@1 | 240 | else |
duke@1 | 241 | inner = new NotSerializableException(); |
duke@1 | 242 | |
duke@1 | 243 | inner.initCause( ex ) ; |
duke@1 | 244 | } |
duke@1 | 245 | |
duke@1 | 246 | return new MarshalException(message,inner); |
duke@1 | 247 | } else if (ex instanceof ACTIVITY_REQUIRED) { |
duke@1 | 248 | try { |
duke@1 | 249 | Class cl = ORBClassLoader.loadClass( |
duke@1 | 250 | "javax.activity.ActivityRequiredException"); |
duke@1 | 251 | Class[] params = new Class[2]; |
duke@1 | 252 | params[0] = java.lang.String.class; |
duke@1 | 253 | params[1] = java.lang.Throwable.class; |
duke@1 | 254 | Constructor cr = cl.getConstructor(params); |
duke@1 | 255 | Object[] args = new Object[2]; |
duke@1 | 256 | args[0] = message; |
duke@1 | 257 | args[1] = ex; |
duke@1 | 258 | return (RemoteException) cr.newInstance(args); |
duke@1 | 259 | } catch (Throwable e) { |
duke@1 | 260 | utilWrapper.classNotFound( |
duke@1 | 261 | e, "javax.activity.ActivityRequiredException"); |
duke@1 | 262 | } |
duke@1 | 263 | } else if (ex instanceof ACTIVITY_COMPLETED) { |
duke@1 | 264 | try { |
duke@1 | 265 | Class cl = ORBClassLoader.loadClass( |
duke@1 | 266 | "javax.activity.ActivityCompletedException"); |
duke@1 | 267 | Class[] params = new Class[2]; |
duke@1 | 268 | params[0] = java.lang.String.class; |
duke@1 | 269 | params[1] = java.lang.Throwable.class; |
duke@1 | 270 | Constructor cr = cl.getConstructor(params); |
duke@1 | 271 | Object[] args = new Object[2]; |
duke@1 | 272 | args[0] = message; |
duke@1 | 273 | args[1] = ex; |
duke@1 | 274 | return (RemoteException) cr.newInstance(args); |
duke@1 | 275 | } catch (Throwable e) { |
duke@1 | 276 | utilWrapper.classNotFound( |
duke@1 | 277 | e, "javax.activity.ActivityCompletedException"); |
duke@1 | 278 | } |
duke@1 | 279 | } else if (ex instanceof INVALID_ACTIVITY) { |
duke@1 | 280 | try { |
duke@1 | 281 | Class cl = ORBClassLoader.loadClass( |
duke@1 | 282 | "javax.activity.InvalidActivityException"); |
duke@1 | 283 | Class[] params = new Class[2]; |
duke@1 | 284 | params[0] = java.lang.String.class; |
duke@1 | 285 | params[1] = java.lang.Throwable.class; |
duke@1 | 286 | Constructor cr = cl.getConstructor(params); |
duke@1 | 287 | Object[] args = new Object[2]; |
duke@1 | 288 | args[0] = message; |
duke@1 | 289 | args[1] = ex; |
duke@1 | 290 | return (RemoteException) cr.newInstance(args); |
duke@1 | 291 | } catch (Throwable e) { |
duke@1 | 292 | utilWrapper.classNotFound( |
duke@1 | 293 | e, "javax.activity.InvalidActivityException"); |
duke@1 | 294 | } |
duke@1 | 295 | } |
duke@1 | 296 | |
duke@1 | 297 | // Just map to a generic RemoteException... |
duke@1 | 298 | return new RemoteException(message, ex); |
duke@1 | 299 | } |
duke@1 | 300 | |
duke@1 | 301 | /** |
duke@1 | 302 | * Writes any java.lang.Object as a CORBA any. |
duke@1 | 303 | * @param out the stream in which to write the any. |
duke@1 | 304 | * @param obj the object to write as an any. |
duke@1 | 305 | */ |
duke@1 | 306 | public void writeAny( org.omg.CORBA.portable.OutputStream out, |
duke@1 | 307 | java.lang.Object obj) |
duke@1 | 308 | { |
duke@1 | 309 | org.omg.CORBA.ORB orb = out.orb(); |
duke@1 | 310 | |
duke@1 | 311 | // Create Any |
duke@1 | 312 | Any any = orb.create_any(); |
duke@1 | 313 | |
duke@1 | 314 | // Make sure we have a connected object... |
duke@1 | 315 | java.lang.Object newObj = Utility.autoConnect(obj,orb,false); |
duke@1 | 316 | |
duke@1 | 317 | if (newObj instanceof org.omg.CORBA.Object) { |
duke@1 | 318 | any.insert_Object((org.omg.CORBA.Object)newObj); |
duke@1 | 319 | } else { |
duke@1 | 320 | if (newObj == null) { |
duke@1 | 321 | // Handle the null case, including backwards |
duke@1 | 322 | // compatibility issues |
duke@1 | 323 | any.insert_Value(null, createTypeCodeForNull(orb)); |
duke@1 | 324 | } else { |
duke@1 | 325 | if (newObj instanceof Serializable) { |
duke@1 | 326 | // If they're our Any and ORB implementations, |
duke@1 | 327 | // we may want to do type code related versioning. |
duke@1 | 328 | TypeCode tc = createTypeCode((Serializable)newObj, any, orb); |
duke@1 | 329 | if (tc == null) |
duke@1 | 330 | any.insert_Value((Serializable)newObj); |
duke@1 | 331 | else |
duke@1 | 332 | any.insert_Value((Serializable)newObj, tc); |
duke@1 | 333 | } else if (newObj instanceof Remote) { |
duke@1 | 334 | ORBUtility.throwNotSerializableForCorba(newObj.getClass().getName()); |
duke@1 | 335 | } else { |
duke@1 | 336 | ORBUtility.throwNotSerializableForCorba(newObj.getClass().getName()); |
duke@1 | 337 | } |
duke@1 | 338 | } |
duke@1 | 339 | } |
duke@1 | 340 | |
duke@1 | 341 | out.write_any(any); |
duke@1 | 342 | } |
duke@1 | 343 | |
duke@1 | 344 | /** |
duke@1 | 345 | * When using our own ORB and Any implementations, we need to get |
duke@1 | 346 | * the ORB version and create the type code appropriately. This is |
duke@1 | 347 | * to overcome a bug in which the JDK 1.3.x ORBs used a tk_char |
duke@1 | 348 | * rather than a tk_wchar to describe a Java char field. |
duke@1 | 349 | * |
duke@1 | 350 | * This only works in RMI-IIOP with Util.writeAny since we actually |
duke@1 | 351 | * know what ORB and stream we're writing with when we insert |
duke@1 | 352 | * the value. |
duke@1 | 353 | * |
duke@1 | 354 | * Returns null if it wasn't possible to create the TypeCode (means |
duke@1 | 355 | * it wasn't our ORB or Any implementation). |
duke@1 | 356 | * |
duke@1 | 357 | * This does not handle null objs. |
duke@1 | 358 | */ |
duke@1 | 359 | private TypeCode createTypeCode(Serializable obj, |
duke@1 | 360 | org.omg.CORBA.Any any, |
duke@1 | 361 | org.omg.CORBA.ORB orb) { |
duke@1 | 362 | |
duke@1 | 363 | if (any instanceof com.sun.corba.se.impl.corba.AnyImpl && |
duke@1 | 364 | orb instanceof ORB) { |
duke@1 | 365 | |
duke@1 | 366 | com.sun.corba.se.impl.corba.AnyImpl anyImpl |
duke@1 | 367 | = (com.sun.corba.se.impl.corba.AnyImpl)any; |
duke@1 | 368 | |
duke@1 | 369 | ORB ourORB = (ORB)orb; |
duke@1 | 370 | |
duke@1 | 371 | return anyImpl.createTypeCodeForClass(obj.getClass(), ourORB); |
duke@1 | 372 | |
duke@1 | 373 | } else |
duke@1 | 374 | return null; |
duke@1 | 375 | } |
duke@1 | 376 | |
duke@1 | 377 | |
duke@1 | 378 | /** |
duke@1 | 379 | * This is used to create the TypeCode for a null reference. |
duke@1 | 380 | * It also handles backwards compatibility with JDK 1.3.x. |
duke@1 | 381 | * |
duke@1 | 382 | * This method will not return null. |
duke@1 | 383 | */ |
duke@1 | 384 | private TypeCode createTypeCodeForNull(org.omg.CORBA.ORB orb) |
duke@1 | 385 | { |
duke@1 | 386 | if (orb instanceof ORB) { |
duke@1 | 387 | |
duke@1 | 388 | ORB ourORB = (ORB)orb; |
duke@1 | 389 | |
duke@1 | 390 | // Preserve backwards compatibility with Kestrel and Ladybird |
duke@1 | 391 | // by not fully implementing interop issue resolution 3857, |
duke@1 | 392 | // and returning a null TypeCode with a tk_value TCKind. |
duke@1 | 393 | // If we're not talking to Kestrel or Ladybird, fall through |
duke@1 | 394 | // to the abstract interface case (also used for foreign ORBs). |
duke@1 | 395 | if (!ORBVersionFactory.getFOREIGN().equals(ourORB.getORBVersion()) && |
duke@1 | 396 | ORBVersionFactory.getNEWER().compareTo(ourORB.getORBVersion()) > 0) { |
duke@1 | 397 | |
duke@1 | 398 | return orb.get_primitive_tc(TCKind.tk_value); |
duke@1 | 399 | } |
duke@1 | 400 | } |
duke@1 | 401 | |
duke@1 | 402 | // Use tk_abstract_interface as detailed in the resolution |
duke@1 | 403 | |
duke@1 | 404 | // REVISIT: Define this in IDL and get the ID in generated code |
duke@1 | 405 | String abstractBaseID = "IDL:omg.org/CORBA/AbstractBase:1.0"; |
duke@1 | 406 | |
duke@1 | 407 | return orb.create_abstract_interface_tc(abstractBaseID, ""); |
duke@1 | 408 | } |
duke@1 | 409 | |
duke@1 | 410 | /** |
duke@1 | 411 | * Reads a java.lang.Object as a CORBA any. |
duke@1 | 412 | * @param in the stream from which to read the any. |
duke@1 | 413 | * @return the object read from the stream. |
duke@1 | 414 | */ |
duke@1 | 415 | public Object readAny(InputStream in) |
duke@1 | 416 | { |
duke@1 | 417 | Any any = in.read_any(); |
duke@1 | 418 | if ( any.type().kind().value() == TCKind._tk_objref ) |
duke@1 | 419 | return any.extract_Object (); |
duke@1 | 420 | else |
duke@1 | 421 | return any.extract_Value(); |
duke@1 | 422 | } |
duke@1 | 423 | |
duke@1 | 424 | /** |
duke@1 | 425 | * Writes a java.lang.Object as a CORBA Object. If <code>obj</code> is |
duke@1 | 426 | * an exported RMI-IIOP server object, the tie is found |
duke@1 | 427 | * and wired to <code>obj</code>, then written to <code>out.write_Object(org.omg.CORBA.Object)</code>. |
duke@1 | 428 | * If <code>obj</code> is a CORBA Object, it is written to |
duke@1 | 429 | * <code>out.write_Object(org.omg.CORBA.Object)</code>. |
duke@1 | 430 | * @param out the stream in which to write the object. |
duke@1 | 431 | * @param obj the object to write. |
duke@1 | 432 | */ |
duke@1 | 433 | public void writeRemoteObject(OutputStream out, java.lang.Object obj) |
duke@1 | 434 | { |
duke@1 | 435 | // Make sure we have a connected object, then |
duke@1 | 436 | // write it out... |
duke@1 | 437 | |
duke@1 | 438 | Object newObj = Utility.autoConnect(obj,out.orb(),false); |
duke@1 | 439 | out.write_Object((org.omg.CORBA.Object)newObj); |
duke@1 | 440 | } |
duke@1 | 441 | |
duke@1 | 442 | /** |
duke@1 | 443 | * Writes a java.lang.Object as either a value or a CORBA Object. |
duke@1 | 444 | * If <code>obj</code> is a value object or a stub object, it is written to |
duke@1 | 445 | * <code>out.write_abstract_interface(java.lang.Object)</code>. If <code>obj</code> is an exported |
duke@1 | 446 | * RMI-IIOP server object, the tie is found and wired to <code>obj</code>, |
duke@1 | 447 | * then written to <code>out.write_abstract_interface(java.lang.Object)</code>. |
duke@1 | 448 | * @param out the stream in which to write the object. |
duke@1 | 449 | * @param obj the object to write. |
duke@1 | 450 | */ |
duke@1 | 451 | public void writeAbstractObject( OutputStream out, java.lang.Object obj ) |
duke@1 | 452 | { |
duke@1 | 453 | // Make sure we have a connected object, then |
duke@1 | 454 | // write it out... |
duke@1 | 455 | |
duke@1 | 456 | Object newObj = Utility.autoConnect(obj,out.orb(),false); |
duke@1 | 457 | ((org.omg.CORBA_2_3.portable.OutputStream)out).write_abstract_interface(newObj); |
duke@1 | 458 | } |
duke@1 | 459 | |
duke@1 | 460 | /** |
duke@1 | 461 | * Registers a target for a tie. Adds the tie to an internal table and calls |
duke@1 | 462 | * {@link Tie#setTarget} on the tie object. |
duke@1 | 463 | * @param tie the tie to register. |
duke@1 | 464 | * @param target the target for the tie. |
duke@1 | 465 | */ |
duke@1 | 466 | public void registerTarget(javax.rmi.CORBA.Tie tie, java.rmi.Remote target) |
duke@1 | 467 | { |
duke@1 | 468 | synchronized (exportedServants) { |
duke@1 | 469 | // Do we already have this target registered? |
duke@1 | 470 | if (lookupTie(target) == null) { |
duke@1 | 471 | // No, so register it and set the target... |
duke@1 | 472 | exportedServants.put(target,tie); |
duke@1 | 473 | tie.setTarget(target); |
duke@1 | 474 | |
duke@1 | 475 | // Do we need to instantiate our keep-alive thread? |
duke@1 | 476 | if (keepAlive == null) { |
duke@1 | 477 | // Yes. Instantiate our keep-alive thread and start |
duke@1 | 478 | // it up... |
duke@1 | 479 | keepAlive = (KeepAlive)AccessController.doPrivileged(new PrivilegedAction() { |
duke@1 | 480 | public java.lang.Object run() { |
duke@1 | 481 | return new KeepAlive(); |
duke@1 | 482 | } |
duke@1 | 483 | }); |
duke@1 | 484 | keepAlive.start(); |
duke@1 | 485 | } |
duke@1 | 486 | } |
duke@1 | 487 | } |
duke@1 | 488 | } |
duke@1 | 489 | |
duke@1 | 490 | /** |
duke@1 | 491 | * Removes the associated tie from an internal table and calls {@link Tie#deactivate} |
duke@1 | 492 | * to deactivate the object. |
duke@1 | 493 | * @param target the object to unexport. |
duke@1 | 494 | */ |
duke@1 | 495 | public void unexportObject(java.rmi.Remote target) |
duke@1 | 496 | throws java.rmi.NoSuchObjectException |
duke@1 | 497 | { |
duke@1 | 498 | synchronized (exportedServants) { |
duke@1 | 499 | Tie cachedTie = lookupTie(target); |
duke@1 | 500 | if (cachedTie != null) { |
duke@1 | 501 | exportedServants.remove(target); |
duke@1 | 502 | Utility.purgeStubForTie(cachedTie); |
duke@1 | 503 | Utility.purgeTieAndServant(cachedTie); |
duke@1 | 504 | try { |
duke@1 | 505 | cleanUpTie(cachedTie); |
duke@1 | 506 | } catch (BAD_OPERATION e) { |
duke@1 | 507 | // ignore |
duke@1 | 508 | } catch (org.omg.CORBA.OBJ_ADAPTER e) { |
duke@1 | 509 | // This can happen when the target was never associated with a POA. |
duke@1 | 510 | // We can safely ignore this case. |
duke@1 | 511 | } |
duke@1 | 512 | |
duke@1 | 513 | // Is it time to shut down our keep alive thread? |
duke@1 | 514 | if (exportedServants.isEmpty()) { |
duke@1 | 515 | keepAlive.quit(); |
duke@1 | 516 | keepAlive = null; |
duke@1 | 517 | } |
duke@1 | 518 | } else { |
duke@1 | 519 | throw new java.rmi.NoSuchObjectException("Tie not found" ); |
duke@1 | 520 | } |
duke@1 | 521 | } |
duke@1 | 522 | } |
duke@1 | 523 | |
duke@1 | 524 | protected void cleanUpTie(Tie cachedTie) |
duke@1 | 525 | throws java.rmi.NoSuchObjectException |
duke@1 | 526 | { |
duke@1 | 527 | cachedTie.setTarget(null); |
duke@1 | 528 | cachedTie.deactivate(); |
duke@1 | 529 | } |
duke@1 | 530 | |
duke@1 | 531 | /** |
duke@1 | 532 | * Returns the tie (if any) for a given target object. |
duke@1 | 533 | * @return the tie or null if no tie is registered for the given target. |
duke@1 | 534 | */ |
duke@1 | 535 | public Tie getTie (Remote target) |
duke@1 | 536 | { |
duke@1 | 537 | synchronized (exportedServants) { |
duke@1 | 538 | return lookupTie(target); |
duke@1 | 539 | } |
duke@1 | 540 | } |
duke@1 | 541 | |
duke@1 | 542 | /** |
duke@1 | 543 | * An unsynchronized version of getTie() for internal use. |
duke@1 | 544 | */ |
duke@1 | 545 | private static Tie lookupTie (Remote target) |
duke@1 | 546 | { |
duke@1 | 547 | Tie result = (Tie)exportedServants.get(target); |
duke@1 | 548 | if (result == null && target instanceof Tie) { |
duke@1 | 549 | if (exportedServants.contains(target)) { |
duke@1 | 550 | result = (Tie)target; |
duke@1 | 551 | } |
duke@1 | 552 | } |
duke@1 | 553 | return result; |
duke@1 | 554 | } |
duke@1 | 555 | |
duke@1 | 556 | /** |
duke@1 | 557 | * Returns a singleton instance of a class that implements the |
duke@1 | 558 | * {@link ValueHandler} interface. |
duke@1 | 559 | * @return a class which implements the ValueHandler interface. |
duke@1 | 560 | */ |
duke@1 | 561 | public ValueHandler createValueHandler() |
duke@1 | 562 | { |
duke@1 | 563 | return valueHandlerSingleton; |
duke@1 | 564 | } |
duke@1 | 565 | |
duke@1 | 566 | /** |
duke@1 | 567 | * Returns the codebase, if any, for the given class. |
duke@1 | 568 | * @param clz the class to get a codebase for. |
duke@1 | 569 | * @return a space-separated list of URLs, or null. |
duke@1 | 570 | */ |
duke@1 | 571 | public String getCodebase(java.lang.Class clz) { |
duke@1 | 572 | return RMIClassLoader.getClassAnnotation(clz); |
duke@1 | 573 | } |
duke@1 | 574 | |
duke@1 | 575 | /** |
duke@1 | 576 | * Returns a class instance for the specified class. |
duke@1 | 577 | * @param className the name of the class. |
duke@1 | 578 | * @param remoteCodebase a space-separated list of URLs at which |
duke@1 | 579 | * the class might be found. May be null. |
duke@1 | 580 | * @param loadingContext a class whose ClassLoader may be used to |
duke@1 | 581 | * load the class if all other methods fail. |
duke@1 | 582 | * @return the <code>Class</code> object representing the loaded class. |
duke@1 | 583 | * @exception ClassNotFoundException if class cannot be loaded. |
duke@1 | 584 | */ |
duke@1 | 585 | public Class loadClass( String className, String remoteCodebase, |
duke@1 | 586 | ClassLoader loader) throws ClassNotFoundException |
duke@1 | 587 | { |
duke@1 | 588 | return JDKBridge.loadClass(className,remoteCodebase,loader); |
duke@1 | 589 | } |
duke@1 | 590 | |
duke@1 | 591 | /** |
duke@1 | 592 | * The <tt>isLocal</tt> method has the same semantics as the |
duke@1 | 593 | * ObjectImpl._is_local method, except that it can throw a RemoteException. |
duke@1 | 594 | * (no it doesn't but the spec says it should.) |
duke@1 | 595 | * |
duke@1 | 596 | * The <tt>_is_local()</tt> method is provided so that stubs may determine |
duke@1 | 597 | * if a particular object is implemented by a local servant and hence local |
duke@1 | 598 | * invocation APIs may be used. |
duke@1 | 599 | * |
duke@1 | 600 | * @param stub the stub to test. |
duke@1 | 601 | * |
duke@1 | 602 | * @return The <tt>_is_local()</tt> method returns true if |
duke@1 | 603 | * the servant incarnating the object is located in the same process as |
duke@1 | 604 | * the stub and they both share the same ORB instance. The <tt>_is_local()</tt> |
duke@1 | 605 | * method returns false otherwise. The default behavior of <tt>_is_local()</tt> is |
duke@1 | 606 | * to return false. |
duke@1 | 607 | * |
duke@1 | 608 | * @throws RemoteException The Java to IDL specification does to |
duke@1 | 609 | * specify the conditions that cause a RemoteException to be thrown. |
duke@1 | 610 | */ |
duke@1 | 611 | public boolean isLocal(javax.rmi.CORBA.Stub stub) throws RemoteException |
duke@1 | 612 | { |
duke@1 | 613 | boolean result = false ; |
duke@1 | 614 | |
duke@1 | 615 | try { |
duke@1 | 616 | org.omg.CORBA.portable.Delegate delegate = stub._get_delegate() ; |
duke@1 | 617 | if (delegate instanceof CorbaClientDelegate) { |
duke@1 | 618 | // For the Sun ORB |
duke@1 | 619 | CorbaClientDelegate cdel = (CorbaClientDelegate)delegate ; |
duke@1 | 620 | ContactInfoList cil = cdel.getContactInfoList() ; |
duke@1 | 621 | if (cil instanceof CorbaContactInfoList) { |
duke@1 | 622 | CorbaContactInfoList ccil = (CorbaContactInfoList)cil ; |
duke@1 | 623 | LocalClientRequestDispatcher lcs = ccil.getLocalClientRequestDispatcher() ; |
duke@1 | 624 | result = lcs.useLocalInvocation( null ) ; |
duke@1 | 625 | } |
duke@1 | 626 | } else { |
duke@1 | 627 | // For a non-Sun ORB |
duke@1 | 628 | result = delegate.is_local( stub ) ; |
duke@1 | 629 | } |
duke@1 | 630 | } catch (SystemException e) { |
duke@1 | 631 | throw javax.rmi.CORBA.Util.mapSystemException(e); |
duke@1 | 632 | } |
duke@1 | 633 | |
duke@1 | 634 | return result ; |
duke@1 | 635 | } |
duke@1 | 636 | |
duke@1 | 637 | /** |
duke@1 | 638 | * Wraps an exception thrown by an implementation |
duke@1 | 639 | * method. It returns the corresponding client-side exception. |
duke@1 | 640 | * @param orig the exception to wrap. |
duke@1 | 641 | * @return the wrapped exception. |
duke@1 | 642 | */ |
duke@1 | 643 | public RemoteException wrapException(Throwable orig) |
duke@1 | 644 | { |
duke@1 | 645 | if (orig instanceof SystemException) { |
duke@1 | 646 | return mapSystemException((SystemException)orig); |
duke@1 | 647 | } |
duke@1 | 648 | |
duke@1 | 649 | if (orig instanceof Error) { |
duke@1 | 650 | return new ServerError("Error occurred in server thread",(Error)orig); |
duke@1 | 651 | } else if (orig instanceof RemoteException) { |
duke@1 | 652 | return new ServerException("RemoteException occurred in server thread", |
duke@1 | 653 | (Exception)orig); |
duke@1 | 654 | } else if (orig instanceof RuntimeException) { |
duke@1 | 655 | throw (RuntimeException) orig; |
duke@1 | 656 | } |
duke@1 | 657 | |
duke@1 | 658 | if (orig instanceof Exception) |
duke@1 | 659 | return new UnexpectedException( orig.toString(), (Exception)orig ); |
duke@1 | 660 | else |
duke@1 | 661 | return new UnexpectedException( orig.toString()); |
duke@1 | 662 | } |
duke@1 | 663 | |
duke@1 | 664 | /** |
duke@1 | 665 | * Copies or connects an array of objects. Used by local stubs |
duke@1 | 666 | * to copy any number of actual parameters, preserving sharing |
duke@1 | 667 | * across parameters as necessary to support RMI semantics. |
duke@1 | 668 | * @param obj the objects to copy or connect. |
duke@1 | 669 | * @param orb the ORB. |
duke@1 | 670 | * @return the copied or connected objects. |
duke@1 | 671 | * @exception RemoteException if any object could not be copied or connected. |
duke@1 | 672 | */ |
duke@1 | 673 | public Object[] copyObjects (Object[] obj, org.omg.CORBA.ORB orb) |
duke@1 | 674 | throws RemoteException |
duke@1 | 675 | { |
duke@1 | 676 | if (obj == null) |
duke@1 | 677 | // Bug fix for 5018613: JCK test expects copyObjects to throw |
duke@1 | 678 | // NPE when obj==null. This is actually not in the spec, since |
duke@1 | 679 | // obj is not really an RMI-IDL data type, but we follow our |
duke@1 | 680 | // test here, and force this error to be thrown. |
duke@1 | 681 | throw new NullPointerException() ; |
duke@1 | 682 | |
duke@1 | 683 | Class compType = obj.getClass().getComponentType() ; |
duke@1 | 684 | if (Remote.class.isAssignableFrom( compType ) && !compType.isInterface()) { |
duke@1 | 685 | // obj is an array of remote impl types. This |
duke@1 | 686 | // causes problems with stream copier, so we copy |
duke@1 | 687 | // it over to an array of Remotes instead. |
duke@1 | 688 | Remote[] result = new Remote[obj.length] ; |
duke@1 | 689 | System.arraycopy( (Object)obj, 0, (Object)result, 0, obj.length ) ; |
duke@1 | 690 | return (Object[])copyObject( result, orb ) ; |
duke@1 | 691 | } else |
duke@1 | 692 | return (Object[])copyObject( obj, orb ) ; |
duke@1 | 693 | } |
duke@1 | 694 | |
duke@1 | 695 | /** |
duke@1 | 696 | * Copies or connects an object. Used by local stubs to copy |
duke@1 | 697 | * an actual parameter, result object, or exception. |
duke@1 | 698 | * @param obj the object to copy. |
duke@1 | 699 | * @param orb the ORB. |
duke@1 | 700 | * @return the copy or connected object. |
duke@1 | 701 | * @exception RemoteException if the object could not be copied or connected. |
duke@1 | 702 | */ |
duke@1 | 703 | public Object copyObject (Object obj, org.omg.CORBA.ORB orb) |
duke@1 | 704 | throws RemoteException |
duke@1 | 705 | { |
duke@1 | 706 | if (orb instanceof ORB) { |
duke@1 | 707 | ORB lorb = (ORB)orb ; |
duke@1 | 708 | |
duke@1 | 709 | try { |
duke@1 | 710 | try { |
duke@1 | 711 | // This gets the copier for the current invocation, which was |
duke@1 | 712 | // previously set by preinvoke. |
duke@1 | 713 | return lorb.peekInvocationInfo().getCopierFactory().make().copy( obj ) ; |
duke@1 | 714 | } catch (java.util.EmptyStackException exc) { |
duke@1 | 715 | // copyObject was invoked outside of an invocation, probably by |
duke@1 | 716 | // a test. Get the default copier from the ORB. |
duke@1 | 717 | // XXX should we just make the default copier available directly |
duke@1 | 718 | // and avoid constructing one on each call? |
duke@1 | 719 | CopierManager cm = lorb.getCopierManager() ; |
duke@1 | 720 | ObjectCopier copier = cm.getDefaultObjectCopierFactory().make() ; |
duke@1 | 721 | return copier.copy( obj ) ; |
duke@1 | 722 | } |
duke@1 | 723 | } catch (ReflectiveCopyException exc) { |
duke@1 | 724 | RemoteException rexc = new RemoteException() ; |
duke@1 | 725 | rexc.initCause( exc ) ; |
duke@1 | 726 | throw rexc ; |
duke@1 | 727 | } |
duke@1 | 728 | } else { |
duke@1 | 729 | org.omg.CORBA_2_3.portable.OutputStream out = |
duke@1 | 730 | (org.omg.CORBA_2_3.portable.OutputStream)orb.create_output_stream(); |
duke@1 | 731 | out.write_value((Serializable)obj); |
duke@1 | 732 | org.omg.CORBA_2_3.portable.InputStream in = |
duke@1 | 733 | (org.omg.CORBA_2_3.portable.InputStream)out.create_input_stream(); |
duke@1 | 734 | return in.read_value(); |
duke@1 | 735 | } |
duke@1 | 736 | } |
duke@1 | 737 | } |
duke@1 | 738 | |
duke@1 | 739 | class KeepAlive extends Thread |
duke@1 | 740 | { |
duke@1 | 741 | boolean quit = false; |
duke@1 | 742 | |
duke@1 | 743 | public KeepAlive () |
duke@1 | 744 | { |
duke@1 | 745 | setDaemon(false); |
duke@1 | 746 | } |
duke@1 | 747 | |
duke@1 | 748 | public synchronized void run () |
duke@1 | 749 | { |
duke@1 | 750 | while (!quit) { |
duke@1 | 751 | try { |
duke@1 | 752 | wait(); |
duke@1 | 753 | } catch (InterruptedException e) {} |
duke@1 | 754 | } |
duke@1 | 755 | } |
duke@1 | 756 | |
duke@1 | 757 | public synchronized void quit () |
duke@1 | 758 | { |
duke@1 | 759 | quit = true; |
duke@1 | 760 | notifyAll(); |
duke@1 | 761 | } |
duke@1 | 762 | } |