J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1999-2005 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package com.sun.jndi.cosnaming; |
| 27 | |
| 28 | import javax.naming.*; |
| 29 | import javax.naming.spi.NamingManager; |
| 30 | import javax.naming.spi.ResolveResult; |
| 31 | |
| 32 | import java.util.Hashtable; |
| 33 | import java.util.Vector; |
| 34 | import java.net.MalformedURLException; |
| 35 | import java.net.URL; |
| 36 | import java.io.InputStream; |
| 37 | import java.io.InputStreamReader; |
| 38 | import java.io.BufferedReader; |
| 39 | import java.io.IOException; |
| 40 | |
| 41 | import org.omg.CosNaming.*; |
| 42 | import org.omg.CosNaming.NamingContextPackage.*; |
| 43 | import org.omg.CORBA.*; |
| 44 | |
| 45 | import com.sun.jndi.toolkit.corba.CorbaUtils; |
| 46 | |
| 47 | // Needed for creating default ORB |
| 48 | import java.applet.Applet; |
| 49 | |
| 50 | /** |
| 51 | * Provides a bridge to the CosNaming server provided by |
| 52 | * JavaIDL. This class provides the InitialContext from CosNaming. |
| 53 | * |
| 54 | * @author Raj Krishnamurthy |
| 55 | * @author Rosanna Lee |
| 56 | */ |
| 57 | |
| 58 | public class CNCtx implements javax.naming.Context { |
| 59 | |
| 60 | private final static boolean debug = false; |
| 61 | |
| 62 | ORB _orb; // used by ExceptionMapper and RMI/IIOP factory |
| 63 | public NamingContext _nc; // public for accessing underlying NamingContext |
| 64 | private NameComponent[] _name = null; |
| 65 | |
| 66 | Hashtable _env; // used by ExceptionMapper |
| 67 | static final CNNameParser parser = new CNNameParser(); |
| 68 | |
| 69 | private static final String FED_PROP = "com.sun.jndi.cosnaming.federation"; |
| 70 | boolean federation = false; |
| 71 | |
| 72 | // Reference counter for tracking _orb references |
| 73 | OrbReuseTracker orbTracker = null; |
| 74 | int enumCount; |
| 75 | boolean isCloseCalled = false; |
| 76 | |
| 77 | /** |
| 78 | * Create a CNCtx object. Gets the initial naming |
| 79 | * reference for the COS Naming Service from the ORB. |
| 80 | * The ORB can be passed in via the java.naming.corba.orb property |
| 81 | * or be created using properties in the environment properties. |
| 82 | * @param env Environment properties for initializing name service. |
| 83 | * @exception NamingException Cannot initialize ORB or naming context. |
| 84 | */ |
| 85 | CNCtx(Hashtable env) throws NamingException { |
| 86 | if (env != null) { |
| 87 | env = (Hashtable) env.clone(); |
| 88 | } |
| 89 | _env = env; |
| 90 | federation = "true".equals(env != null ? env.get(FED_PROP) : null); |
| 91 | initOrbAndRootContext(env); |
| 92 | } |
| 93 | |
| 94 | private CNCtx() { |
| 95 | } |
| 96 | |
| 97 | /** |
| 98 | * This method is used by the iiop and iiopname URL Context factories. |
| 99 | */ |
| 100 | public static ResolveResult createUsingURL(String url, Hashtable env) |
| 101 | throws NamingException { |
| 102 | CNCtx ctx = new CNCtx(); |
| 103 | if (env != null) { |
| 104 | env = (Hashtable) env.clone(); |
| 105 | } |
| 106 | ctx._env = env; |
| 107 | String rest = ctx.initUsingUrl( |
| 108 | env != null ? |
| 109 | (org.omg.CORBA.ORB) env.get("java.naming.corba.orb") |
| 110 | : null, |
| 111 | url, env); |
| 112 | |
| 113 | // rest is the INS name |
| 114 | // Return the parsed form to prevent subsequent lookup |
| 115 | // from parsing the string as a composite name |
| 116 | // The caller should be aware that a toString() of the name |
| 117 | // will yield its INS syntax, rather than a composite syntax |
| 118 | return new ResolveResult(ctx, parser.parse(rest)); |
| 119 | } |
| 120 | |
| 121 | /** |
| 122 | * Creates a CNCtx object which supports the javax.naming |
| 123 | * apis given a COS Naming Context object. |
| 124 | * @param orb The ORB used by this context |
| 125 | * @param tracker The ORB reuse tracker for tracking references to the |
| 126 | * orb object |
| 127 | * @param nctx The COS NamingContext object associated with this context |
| 128 | * @param name The name of this context relative to the root |
| 129 | */ |
| 130 | |
| 131 | CNCtx(ORB orb, OrbReuseTracker tracker, NamingContext nctx, Hashtable env, |
| 132 | NameComponent[]name) |
| 133 | throws NamingException { |
| 134 | if (orb == null || nctx == null) |
| 135 | throw new ConfigurationException( |
| 136 | "Must supply ORB or NamingContext"); |
| 137 | _orb = orb; |
| 138 | orbTracker = tracker; |
| 139 | if (orbTracker != null) { |
| 140 | orbTracker.incRefCount(); |
| 141 | } |
| 142 | _nc = nctx; |
| 143 | _env = env; |
| 144 | _name = name; |
| 145 | federation = "true".equals(env != null ? env.get(FED_PROP) : null); |
| 146 | } |
| 147 | |
| 148 | NameComponent[] makeFullName(NameComponent[] child) { |
| 149 | if (_name == null || _name.length == 0) { |
| 150 | return child; |
| 151 | } |
| 152 | NameComponent[] answer = new NameComponent[_name.length+child.length]; |
| 153 | |
| 154 | // parent |
| 155 | System.arraycopy(_name, 0, answer, 0, _name.length); |
| 156 | |
| 157 | // child |
| 158 | System.arraycopy(child, 0, answer, _name.length, child.length); |
| 159 | return answer; |
| 160 | } |
| 161 | |
| 162 | |
| 163 | public String getNameInNamespace() throws NamingException { |
| 164 | if (_name == null || _name.length == 0) { |
| 165 | return ""; |
| 166 | } |
| 167 | return CNNameParser.cosNameToInsString(_name); |
| 168 | } |
| 169 | |
| 170 | /** |
| 171 | * These are the URL schemes that need to be processed. |
| 172 | * IOR and corbaloc URLs can be passed directly to ORB.string_to_object() |
| 173 | */ |
| 174 | private static boolean isCorbaUrl(String url) { |
| 175 | return url.startsWith("iiop://") |
| 176 | || url.startsWith("iiopname://") |
| 177 | || url.startsWith("corbaname:") |
| 178 | ; |
| 179 | } |
| 180 | |
| 181 | /** |
| 182 | * Initializes the COS Naming Service. |
| 183 | * This method initializes the three instance fields: |
| 184 | * _nc : The root naming context. |
| 185 | * _orb: The ORB to use for connecting RMI/IIOP stubs and for |
| 186 | * getting the naming context (_nc) if one was not specified |
| 187 | * explicitly via PROVIDER_URL. |
| 188 | * _name: The name of the root naming context. |
| 189 | *<p> |
| 190 | * _orb is obtained from java.naming.corba.orb if it has been set. |
| 191 | * Otherwise, _orb is created using the host/port from PROVIDER_URL |
| 192 | * (if it contains an "iiop" or "iiopname" URL), or from initialization |
| 193 | * properties specified in env. |
| 194 | *<p> |
| 195 | * _nc is obtained from the IOR stored in PROVIDER_URL if it has been |
| 196 | * set and does not contain an "iiop" or "iiopname" URL. It can be |
| 197 | * a stringified IOR, "corbaloc" URL, "corbaname" URL, |
| 198 | * or a URL (such as file/http/ftp) to a location |
| 199 | * containing a stringified IOR. If PROVIDER_URL has not been |
| 200 | * set in this way, it is obtained from the result of |
| 201 | * ORB.resolve_initial_reference("NameService"); |
| 202 | *<p> |
| 203 | * _name is obtained from the "iiop", "iiopname", or "corbaname" URL. |
| 204 | * It is the empty name by default. |
| 205 | * |
| 206 | * @param env Environment The possibly null environment. |
| 207 | * @exception NamingException When an error occurs while initializing the |
| 208 | * ORB or the naming context. |
| 209 | */ |
| 210 | private void initOrbAndRootContext(Hashtable env) throws NamingException { |
| 211 | org.omg.CORBA.ORB inOrb = null; |
| 212 | String ncIor = null; |
| 213 | |
| 214 | if (env != null) { |
| 215 | inOrb = (org.omg.CORBA.ORB) env.get("java.naming.corba.orb"); |
| 216 | } |
| 217 | |
| 218 | // Extract PROVIDER_URL from environment |
| 219 | String provUrl = null; |
| 220 | if (env != null) { |
| 221 | provUrl = (String)env.get(javax.naming.Context.PROVIDER_URL); |
| 222 | } |
| 223 | |
| 224 | if (provUrl != null && !isCorbaUrl(provUrl)) { |
| 225 | // Initialize the root naming context by using the IOR supplied |
| 226 | // in the PROVIDER_URL |
| 227 | ncIor = getStringifiedIor(provUrl); |
| 228 | |
| 229 | if (inOrb == null) { |
| 230 | |
| 231 | // no ORB instance specified; create one using env and defaults |
| 232 | inOrb = CorbaUtils.getOrb(null, -1, env); |
| 233 | orbTracker = new OrbReuseTracker(inOrb); |
| 234 | } |
| 235 | setOrbAndRootContext(inOrb, ncIor); |
| 236 | } else if (provUrl != null) { |
| 237 | // Initialize the root naming context by using the URL supplied |
| 238 | // in the PROVIDER_URL |
| 239 | String insName = initUsingUrl(inOrb, provUrl, env); |
| 240 | |
| 241 | // If name supplied in URL, resolve it to a NamingContext |
| 242 | if (insName.length() > 0) { |
| 243 | _name = parser.nameToCosName(parser.parse(insName)); |
| 244 | try { |
| 245 | org.omg.CORBA.Object obj = _nc.resolve(_name); |
| 246 | _nc = NamingContextHelper.narrow(obj); |
| 247 | if (_nc == null) { |
| 248 | throw new ConfigurationException(insName + |
| 249 | " does not name a NamingContext"); |
| 250 | } |
| 251 | } catch (org.omg.CORBA.BAD_PARAM e) { |
| 252 | throw new ConfigurationException(insName + |
| 253 | " does not name a NamingContext"); |
| 254 | } catch (Exception e) { |
| 255 | throw ExceptionMapper.mapException(e, this, _name); |
| 256 | } |
| 257 | } |
| 258 | } else { |
| 259 | // No PROVIDER_URL supplied; initialize using defaults |
| 260 | if (inOrb == null) { |
| 261 | |
| 262 | // No ORB instance specified; create one using env and defaults |
| 263 | inOrb = CorbaUtils.getOrb(null, -1, env); |
| 264 | orbTracker = new OrbReuseTracker(inOrb); |
| 265 | if (debug) { |
| 266 | System.err.println("Getting default ORB: " + inOrb + env); |
| 267 | } |
| 268 | } |
| 269 | setOrbAndRootContext(inOrb, (String)null); |
| 270 | } |
| 271 | } |
| 272 | |
| 273 | |
| 274 | private String initUsingUrl(ORB orb, String url, Hashtable env) |
| 275 | throws NamingException { |
| 276 | if (url.startsWith("iiop://") || url.startsWith("iiopname://")) { |
| 277 | return initUsingIiopUrl(orb, url, env); |
| 278 | } else { |
| 279 | return initUsingCorbanameUrl(orb, url, env); |
| 280 | } |
| 281 | } |
| 282 | |
| 283 | /** |
| 284 | * Handles "iiop" and "iiopname" URLs (INS 98-10-11) |
| 285 | */ |
| 286 | private String initUsingIiopUrl(ORB defOrb, String url, Hashtable env) |
| 287 | throws NamingException { |
| 288 | try { |
| 289 | IiopUrl parsedUrl = new IiopUrl(url); |
| 290 | |
| 291 | Vector addrs = parsedUrl.getAddresses(); |
| 292 | IiopUrl.Address addr; |
| 293 | NamingException savedException = null; |
| 294 | |
| 295 | for (int i = 0; i < addrs.size(); i++) { |
| 296 | addr = (IiopUrl.Address)addrs.elementAt(i); |
| 297 | |
| 298 | try { |
| 299 | if (defOrb != null) { |
| 300 | try { |
| 301 | String tmpUrl = "corbaloc:iiop:" + addr.host |
| 302 | + ":" + addr.port + "/NameService"; |
| 303 | if (debug) { |
| 304 | System.err.println("Using url: " + tmpUrl); |
| 305 | } |
| 306 | org.omg.CORBA.Object rootCtx = |
| 307 | defOrb.string_to_object(tmpUrl); |
| 308 | setOrbAndRootContext(defOrb, rootCtx); |
| 309 | return parsedUrl.getStringName(); |
| 310 | } catch (Exception e) {} // keep going |
| 311 | } |
| 312 | |
| 313 | // Get ORB |
| 314 | if (debug) { |
| 315 | System.err.println("Getting ORB for " + addr.host |
| 316 | + " and port " + addr.port); |
| 317 | } |
| 318 | |
| 319 | // Get ORB |
| 320 | ORB orb = CorbaUtils.getOrb(addr.host, addr.port, env); |
| 321 | orbTracker = new OrbReuseTracker(orb); |
| 322 | |
| 323 | // Assign to fields |
| 324 | setOrbAndRootContext(orb, (String)null); |
| 325 | return parsedUrl.getStringName(); |
| 326 | |
| 327 | } catch (NamingException ne) { |
| 328 | savedException = ne; |
| 329 | } |
| 330 | } |
| 331 | if (savedException != null) { |
| 332 | throw savedException; |
| 333 | } else { |
| 334 | throw new ConfigurationException("Problem with URL: " + url); |
| 335 | } |
| 336 | } catch (MalformedURLException e) { |
| 337 | throw new ConfigurationException(e.getMessage()); |
| 338 | } |
| 339 | } |
| 340 | |
| 341 | /** |
| 342 | * Initializes using "corbaname" URL (INS 99-12-03) |
| 343 | */ |
| 344 | private String initUsingCorbanameUrl(ORB orb, String url, Hashtable env) |
| 345 | throws NamingException { |
| 346 | try { |
| 347 | CorbanameUrl parsedUrl = new CorbanameUrl(url); |
| 348 | |
| 349 | String corbaloc = parsedUrl.getLocation(); |
| 350 | String cosName = parsedUrl.getStringName(); |
| 351 | |
| 352 | if (orb == null) { |
| 353 | |
| 354 | // No ORB instance specified; create one using env and defaults |
| 355 | orb = CorbaUtils.getOrb(null, -1, env); |
| 356 | orbTracker = new OrbReuseTracker(orb); |
| 357 | } |
| 358 | setOrbAndRootContext(orb, corbaloc); |
| 359 | |
| 360 | return parsedUrl.getStringName(); |
| 361 | } catch (MalformedURLException e) { |
| 362 | throw new ConfigurationException(e.getMessage()); |
| 363 | } |
| 364 | } |
| 365 | |
| 366 | private void setOrbAndRootContext(ORB orb, String ncIor) |
| 367 | throws NamingException { |
| 368 | _orb = orb; |
| 369 | try { |
| 370 | org.omg.CORBA.Object ncRef; |
| 371 | if (ncIor != null) { |
| 372 | if (debug) { |
| 373 | System.err.println("Passing to string_to_object: " + ncIor); |
| 374 | } |
| 375 | ncRef = _orb.string_to_object(ncIor); |
| 376 | } else { |
| 377 | ncRef = _orb.resolve_initial_references("NameService"); |
| 378 | } |
| 379 | if (debug) { |
| 380 | System.err.println("Naming Context Ref: " + ncRef); |
| 381 | } |
| 382 | _nc = NamingContextHelper.narrow(ncRef); |
| 383 | if (_nc == null) { |
| 384 | if (ncIor != null) { |
| 385 | throw new ConfigurationException( |
| 386 | "Cannot convert IOR to a NamingContext: " + ncIor); |
| 387 | } else { |
| 388 | throw new ConfigurationException( |
| 389 | "ORB.resolve_initial_references(\"NameService\") does not return a NamingContext"); |
| 390 | } |
| 391 | } |
| 392 | } catch (org.omg.CORBA.ORBPackage.InvalidName in) { |
| 393 | NamingException ne = |
| 394 | new ConfigurationException( |
| 395 | "COS Name Service not registered with ORB under the name 'NameService'"); |
| 396 | ne.setRootCause(in); |
| 397 | throw ne; |
| 398 | } catch (org.omg.CORBA.COMM_FAILURE e) { |
| 399 | NamingException ne = |
| 400 | new CommunicationException("Cannot connect to ORB"); |
| 401 | ne.setRootCause(e); |
| 402 | throw ne; |
| 403 | } catch (org.omg.CORBA.BAD_PARAM e) { |
| 404 | NamingException ne = new ConfigurationException( |
| 405 | "Invalid URL or IOR: " + ncIor); |
| 406 | ne.setRootCause(e); |
| 407 | throw ne; |
| 408 | } catch (org.omg.CORBA.INV_OBJREF e) { |
| 409 | NamingException ne = new ConfigurationException( |
| 410 | "Invalid object reference: " + ncIor); |
| 411 | ne.setRootCause(e); |
| 412 | throw ne; |
| 413 | } |
| 414 | } |
| 415 | |
| 416 | private void setOrbAndRootContext(ORB orb, org.omg.CORBA.Object ncRef) |
| 417 | throws NamingException { |
| 418 | _orb = orb; |
| 419 | try { |
| 420 | _nc = NamingContextHelper.narrow(ncRef); |
| 421 | if (_nc == null) { |
| 422 | throw new ConfigurationException( |
| 423 | "Cannot convert object reference to NamingContext: " + ncRef); |
| 424 | } |
| 425 | } catch (org.omg.CORBA.COMM_FAILURE e) { |
| 426 | NamingException ne = |
| 427 | new CommunicationException("Cannot connect to ORB"); |
| 428 | ne.setRootCause(e); |
| 429 | throw ne; |
| 430 | } |
| 431 | } |
| 432 | |
| 433 | private String getStringifiedIor(String url) throws NamingException { |
| 434 | if (url.startsWith("IOR:") || url.startsWith("corbaloc:")) { |
| 435 | return url; |
| 436 | } else { |
| 437 | InputStream in = null; |
| 438 | try { |
| 439 | URL u = new URL(url); |
| 440 | in = u.openStream(); |
| 441 | if (in != null) { |
| 442 | BufferedReader bufin = |
| 443 | new BufferedReader(new InputStreamReader(in, "8859_1")); |
| 444 | String str; |
| 445 | while ((str = bufin.readLine()) != null) { |
| 446 | if (str.startsWith("IOR:")) { |
| 447 | return str; |
| 448 | } |
| 449 | } |
| 450 | } |
| 451 | } catch (IOException e) { |
| 452 | NamingException ne = |
| 453 | new ConfigurationException("Invalid URL: " + url); |
| 454 | ne.setRootCause(e); |
| 455 | throw ne; |
| 456 | } finally { |
| 457 | try { |
| 458 | if (in != null) { |
| 459 | in.close(); |
| 460 | } |
| 461 | } catch (IOException e) { |
| 462 | NamingException ne = |
| 463 | new ConfigurationException("Invalid URL: " + url); |
| 464 | ne.setRootCause(e); |
| 465 | throw ne; |
| 466 | } |
| 467 | } |
| 468 | throw new ConfigurationException(url + " does not contain an IOR"); |
| 469 | } |
| 470 | } |
| 471 | |
| 472 | |
| 473 | /** |
| 474 | * Does the job of calling the COS Naming API, |
| 475 | * resolve, and performs the exception mapping. If the resolved |
| 476 | * object is a COS Naming Context (sub-context), then this function |
| 477 | * returns a new JNDI naming context object. |
| 478 | * @param path the NameComponent[] object. |
| 479 | * @exception NotFound No objects under the name. |
| 480 | * @exception CannotProceed Unable to obtain a continuation context |
| 481 | * @exception InvalidName Name not understood. |
| 482 | * @return Resolved object returned by the COS Name Server. |
| 483 | */ |
| 484 | java.lang.Object callResolve(NameComponent[] path) |
| 485 | throws NamingException { |
| 486 | try { |
| 487 | org.omg.CORBA.Object obj = _nc.resolve(path); |
| 488 | try { |
| 489 | NamingContext nc = |
| 490 | NamingContextHelper.narrow(obj); |
| 491 | if (nc != null) { |
| 492 | return new CNCtx(_orb, orbTracker, nc, _env, |
| 493 | makeFullName(path)); |
| 494 | } else { |
| 495 | return obj; |
| 496 | } |
| 497 | } catch (org.omg.CORBA.SystemException e) { |
| 498 | return obj; |
| 499 | } |
| 500 | } catch (Exception e) { |
| 501 | throw ExceptionMapper.mapException(e, this, path); |
| 502 | } |
| 503 | } |
| 504 | |
| 505 | /** |
| 506 | * Converts the "String" name into a CompositeName |
| 507 | * returns the object resolved by the COS Naming api, |
| 508 | * resolve. Returns the current context if the name is empty. |
| 509 | * Returns either an org.omg.CORBA.Object or javax.naming.Context object. |
| 510 | * @param name string used to resolve the object. |
| 511 | * @exception NamingException See callResolve. |
| 512 | * @return the resolved object |
| 513 | */ |
| 514 | public java.lang.Object lookup(String name) throws NamingException { |
| 515 | if (debug) { |
| 516 | System.out.println("Looking up: " + name); |
| 517 | } |
| 518 | return lookup(new CompositeName(name)); |
| 519 | } |
| 520 | |
| 521 | /** |
| 522 | * Converts the "Name" name into a NameComponent[] object and |
| 523 | * returns the object resolved by the COS Naming api, |
| 524 | * resolve. Returns the current context if the name is empty. |
| 525 | * Returns either an org.omg.CORBA.Object or javax.naming.Context object. |
| 526 | * @param name JNDI Name used to resolve the object. |
| 527 | * @exception NamingException See callResolve. |
| 528 | * @return the resolved object |
| 529 | */ |
| 530 | public java.lang.Object lookup(Name name) |
| 531 | throws NamingException { |
| 532 | if (_nc == null) |
| 533 | throw new ConfigurationException( |
| 534 | "Context does not have a corresponding NamingContext"); |
| 535 | if (name.size() == 0 ) |
| 536 | return this; // %%% should clone() so that env can be changed |
| 537 | NameComponent[] path = CNNameParser.nameToCosName(name); |
| 538 | |
| 539 | try { |
| 540 | java.lang.Object answer = callResolve(path); |
| 541 | |
| 542 | try { |
| 543 | return NamingManager.getObjectInstance(answer, name, this, _env); |
| 544 | } catch (NamingException e) { |
| 545 | throw e; |
| 546 | } catch (Exception e) { |
| 547 | NamingException ne = new NamingException( |
| 548 | "problem generating object using object factory"); |
| 549 | ne.setRootCause(e); |
| 550 | throw ne; |
| 551 | } |
| 552 | } catch (CannotProceedException cpe) { |
| 553 | javax.naming.Context cctx = getContinuationContext(cpe); |
| 554 | return cctx.lookup(cpe.getRemainingName()); |
| 555 | } |
| 556 | } |
| 557 | |
| 558 | /** |
| 559 | * Performs bind or rebind in the context depending on whether the |
| 560 | * flag rebind is set. The only objects allowed to be bound are of |
| 561 | * types org.omg.CORBA.Object, org.omg.CosNaming.NamingContext. |
| 562 | * You can use a state factory to turn other objects (such as |
| 563 | * Remote) into these acceptable forms. |
| 564 | * |
| 565 | * Uses the COS Naming apis bind/rebind or |
| 566 | * bind_context/rebind_context. |
| 567 | * @param pth NameComponent[] object |
| 568 | * @param obj Object to be bound. |
| 569 | * @param rebind perform rebind ? if true performs a rebind. |
| 570 | * @exception NotFound No objects under the name. |
| 571 | * @exception CannotProceed Unable to obtain a continuation context |
| 572 | * @exception AlreadyBound An object is already bound to this name. |
| 573 | */ |
| 574 | private void callBindOrRebind(NameComponent[] pth, Name name, |
| 575 | java.lang.Object obj, boolean rebind) throws NamingException { |
| 576 | if (_nc == null) |
| 577 | throw new ConfigurationException( |
| 578 | "Context does not have a corresponding NamingContext"); |
| 579 | try { |
| 580 | // Call state factories to convert |
| 581 | obj = NamingManager.getStateToBind(obj, name, this, _env); |
| 582 | |
| 583 | if (obj instanceof CNCtx) { |
| 584 | // Use naming context object reference |
| 585 | obj = ((CNCtx)obj)._nc; |
| 586 | } |
| 587 | |
| 588 | if ( obj instanceof org.omg.CosNaming.NamingContext) { |
| 589 | NamingContext nobj = |
| 590 | NamingContextHelper.narrow((org.omg.CORBA.Object)obj); |
| 591 | if (rebind) |
| 592 | _nc.rebind_context(pth,nobj); |
| 593 | else |
| 594 | _nc.bind_context(pth,nobj); |
| 595 | |
| 596 | } else if (obj instanceof org.omg.CORBA.Object) { |
| 597 | if (rebind) |
| 598 | _nc.rebind(pth,(org.omg.CORBA.Object)obj); |
| 599 | else |
| 600 | _nc.bind(pth,(org.omg.CORBA.Object)obj); |
| 601 | } |
| 602 | else |
| 603 | throw new IllegalArgumentException( |
| 604 | "Only instances of org.omg.CORBA.Object can be bound"); |
| 605 | } catch (BAD_PARAM e) { |
| 606 | // probably narrow() failed? |
| 607 | NamingException ne = new NotContextException(name.toString()); |
| 608 | ne.setRootCause(e); |
| 609 | throw ne; |
| 610 | } catch (Exception e) { |
| 611 | throw ExceptionMapper.mapException(e, this, pth); |
| 612 | } |
| 613 | } |
| 614 | |
| 615 | /** |
| 616 | * Converts the "Name" name into a NameComponent[] object and |
| 617 | * performs the bind operation. Uses callBindOrRebind. Throws an |
| 618 | * invalid name exception if the name is empty. We need a name to |
| 619 | * bind the object even when we work within the current context. |
| 620 | * @param name JNDI Name object |
| 621 | * @param obj Object to be bound. |
| 622 | * @exception NamingException See callBindOrRebind |
| 623 | */ |
| 624 | public void bind(Name name, java.lang.Object obj) |
| 625 | throws NamingException { |
| 626 | if (name.size() == 0 ) { |
| 627 | throw new InvalidNameException("Name is empty"); |
| 628 | } |
| 629 | |
| 630 | if (debug) { |
| 631 | System.out.println("Bind: " + name); |
| 632 | } |
| 633 | NameComponent[] path = CNNameParser.nameToCosName(name); |
| 634 | |
| 635 | try { |
| 636 | callBindOrRebind(path, name, obj, false); |
| 637 | } catch (CannotProceedException e) { |
| 638 | javax.naming.Context cctx = getContinuationContext(e); |
| 639 | cctx.bind(e.getRemainingName(), obj); |
| 640 | } |
| 641 | } |
| 642 | |
| 643 | static private javax.naming.Context |
| 644 | getContinuationContext(CannotProceedException cpe) |
| 645 | throws NamingException { |
| 646 | try { |
| 647 | return NamingManager.getContinuationContext(cpe); |
| 648 | } catch (CannotProceedException e) { |
| 649 | java.lang.Object resObj = e.getResolvedObj(); |
| 650 | if (resObj instanceof Reference) { |
| 651 | Reference ref = (Reference)resObj; |
| 652 | RefAddr addr = ref.get("nns"); |
| 653 | if (addr.getContent() instanceof javax.naming.Context) { |
| 654 | NamingException ne = new NameNotFoundException( |
| 655 | "No object reference bound for specified name"); |
| 656 | ne.setRootCause(cpe.getRootCause()); |
| 657 | ne.setRemainingName(cpe.getRemainingName()); |
| 658 | throw ne; |
| 659 | } |
| 660 | } |
| 661 | throw e; |
| 662 | } |
| 663 | } |
| 664 | |
| 665 | /** |
| 666 | * Converts the "String" name into a CompositeName object and |
| 667 | * performs the bind operation. Uses callBindOrRebind. Throws an |
| 668 | * invalid name exception if the name is empty. |
| 669 | * @param name string |
| 670 | * @param obj Object to be bound. |
| 671 | * @exception NamingException See callBindOrRebind |
| 672 | */ |
| 673 | public void bind(String name, java.lang.Object obj) throws NamingException { |
| 674 | bind(new CompositeName(name), obj); |
| 675 | } |
| 676 | |
| 677 | /** |
| 678 | * Converts the "Name" name into a NameComponent[] object and |
| 679 | * performs the rebind operation. Uses callBindOrRebind. Throws an |
| 680 | * invalid name exception if the name is empty. We must have a name |
| 681 | * to rebind the object to even if we are working within the current |
| 682 | * context. |
| 683 | * @param name string |
| 684 | * @param obj Object to be bound. |
| 685 | * @exception NamingException See callBindOrRebind |
| 686 | */ |
| 687 | public void rebind(Name name, java.lang.Object obj) |
| 688 | throws NamingException { |
| 689 | if (name.size() == 0 ) { |
| 690 | throw new InvalidNameException("Name is empty"); |
| 691 | } |
| 692 | NameComponent[] path = CNNameParser.nameToCosName(name); |
| 693 | try { |
| 694 | callBindOrRebind(path, name, obj, true); |
| 695 | } catch (CannotProceedException e) { |
| 696 | javax.naming.Context cctx = getContinuationContext(e); |
| 697 | cctx.rebind(e.getRemainingName(), obj); |
| 698 | } |
| 699 | } |
| 700 | |
| 701 | /** |
| 702 | * Converts the "String" name into a CompositeName object and |
| 703 | * performs the rebind operation. Uses callBindOrRebind. Throws an |
| 704 | * invalid name exception if the name is an empty string. |
| 705 | * @param name string |
| 706 | * @param obj Object to be bound. |
| 707 | * @exception NamingException See callBindOrRebind |
| 708 | */ |
| 709 | public void rebind(String name, java.lang.Object obj) |
| 710 | throws NamingException { |
| 711 | rebind(new CompositeName(name), obj); |
| 712 | } |
| 713 | |
| 714 | /** |
| 715 | * Calls the unbind api of COS Naming and uses the exception mapper |
| 716 | * class to map the exceptions |
| 717 | * @param path NameComponent[] object |
| 718 | * @exception NotFound No objects under the name. If leaf |
| 719 | * is not found, that's OK according to the JNDI spec |
| 720 | * @exception CannotProceed Unable to obtain a continuation context |
| 721 | * @exception InvalidName Name not understood. |
| 722 | */ |
| 723 | private void callUnbind(NameComponent[] path) throws NamingException { |
| 724 | if (_nc == null) |
| 725 | throw new ConfigurationException( |
| 726 | "Context does not have a corresponding NamingContext"); |
| 727 | try { |
| 728 | _nc.unbind(path); |
| 729 | } catch (NotFound e) { |
| 730 | // If leaf is the one missing, return success |
| 731 | // as per JNDI spec |
| 732 | |
| 733 | if (leafNotFound(e, path[path.length-1])) { |
| 734 | ; // do nothing |
| 735 | } else { |
| 736 | throw ExceptionMapper.mapException(e, this, path); |
| 737 | } |
| 738 | } catch (Exception e) { |
| 739 | throw ExceptionMapper.mapException(e, this, path); |
| 740 | } |
| 741 | } |
| 742 | |
| 743 | private boolean leafNotFound(NotFound e, NameComponent leaf) { |
| 744 | |
| 745 | // This test is not foolproof because some name servers |
| 746 | // always just return one component in rest_of_name |
| 747 | // so you might not be able to tell whether that is |
| 748 | // the leaf (e.g. aa/aa/aa, which one is missing?) |
| 749 | |
| 750 | NameComponent rest; |
| 751 | return e.why.value() == NotFoundReason._missing_node && |
| 752 | e.rest_of_name.length == 1 && |
| 753 | (rest=e.rest_of_name[0]).id.equals(leaf.id) && |
| 754 | (rest.kind == leaf.kind || |
| 755 | (rest.kind != null && rest.kind.equals(leaf.kind))); |
| 756 | } |
| 757 | |
| 758 | /** |
| 759 | * Converts the "String" name into a CompositeName object and |
| 760 | * performs the unbind operation. Uses callUnbind. If the name is |
| 761 | * empty, throws an invalid name exception. Do we unbind the |
| 762 | * current context (JNDI spec says work with the current context if |
| 763 | * the name is empty) ? |
| 764 | * @param name string |
| 765 | * @exception NamingException See callUnbind |
| 766 | */ |
| 767 | public void unbind(String name) throws NamingException { |
| 768 | unbind(new CompositeName(name)); |
| 769 | } |
| 770 | |
| 771 | /** |
| 772 | * Converts the "Name" name into a NameComponent[] object and |
| 773 | * performs the unbind operation. Uses callUnbind. Throws an |
| 774 | * invalid name exception if the name is empty. |
| 775 | * @param name string |
| 776 | * @exception NamingException See callUnbind |
| 777 | */ |
| 778 | public void unbind(Name name) |
| 779 | throws NamingException { |
| 780 | if (name.size() == 0 ) |
| 781 | throw new InvalidNameException("Name is empty"); |
| 782 | NameComponent[] path = CNNameParser.nameToCosName(name); |
| 783 | try { |
| 784 | callUnbind(path); |
| 785 | } catch (CannotProceedException e) { |
| 786 | javax.naming.Context cctx = getContinuationContext(e); |
| 787 | cctx.unbind(e.getRemainingName()); |
| 788 | } |
| 789 | } |
| 790 | |
| 791 | /** |
| 792 | * Renames an object. Since COS Naming does not support a rename |
| 793 | * api, this method unbinds the object with the "oldName" and |
| 794 | * creates a new binding. |
| 795 | * @param oldName string, existing name for the binding. |
| 796 | * @param newName string, name used to replace. |
| 797 | * @exception NamingException See bind |
| 798 | */ |
| 799 | public void rename(String oldName,String newName) |
| 800 | throws NamingException { |
| 801 | rename(new CompositeName(oldName), new CompositeName(newName)); |
| 802 | } |
| 803 | |
| 804 | /** |
| 805 | * Renames an object. Since COS Naming does not support a rename |
| 806 | * api, this method unbinds the object with the "oldName" and |
| 807 | * creates a new binding. |
| 808 | * @param oldName JNDI Name, existing name for the binding. |
| 809 | * @param newName JNDI Name, name used to replace. |
| 810 | * @exception NamingException See bind |
| 811 | */ |
| 812 | public void rename(Name oldName,Name newName) |
| 813 | throws NamingException { |
| 814 | if (_nc == null) |
| 815 | throw new ConfigurationException( |
| 816 | "Context does not have a corresponding NamingContext"); |
| 817 | if (oldName.size() == 0 || newName.size() == 0) |
| 818 | throw new InvalidNameException("One or both names empty"); |
| 819 | java.lang.Object obj = lookup(oldName); |
| 820 | bind(newName,obj); |
| 821 | unbind(oldName); |
| 822 | } |
| 823 | |
| 824 | /** |
| 825 | * Returns a NameClassEnumeration object which has a list of name |
| 826 | * class pairs. Lists the current context if the name is empty. |
| 827 | * @param name string |
| 828 | * @exception NamingException All exceptions thrown by lookup |
| 829 | * with a non-null argument |
| 830 | * @return a list of name-class objects as a NameClassEnumeration. |
| 831 | */ |
| 832 | public NamingEnumeration list(String name) throws NamingException { |
| 833 | return list(new CompositeName(name)); |
| 834 | } |
| 835 | |
| 836 | /** |
| 837 | * Returns a NameClassEnumeration object which has a list of name |
| 838 | * class pairs. Lists the current context if the name is empty. |
| 839 | * @param name JNDI Name |
| 840 | * @exception NamingException All exceptions thrown by lookup |
| 841 | * @return a list of name-class objects as a NameClassEnumeration. |
| 842 | */ |
| 843 | public NamingEnumeration list(Name name) |
| 844 | throws NamingException { |
| 845 | return listBindings(name); |
| 846 | } |
| 847 | |
| 848 | /** |
| 849 | * Returns a BindingEnumeration object which has a list of name |
| 850 | * object pairs. Lists the current context if the name is empty. |
| 851 | * @param name string |
| 852 | * @exception NamingException all exceptions returned by lookup |
| 853 | * @return a list of bindings as a BindingEnumeration. |
| 854 | */ |
| 855 | public NamingEnumeration listBindings(String name) |
| 856 | throws NamingException { |
| 857 | return listBindings(new CompositeName(name)); |
| 858 | } |
| 859 | |
| 860 | /** |
| 861 | * Returns a BindingEnumeration object which has a list of name |
| 862 | * class pairs. Lists the current context if the name is empty. |
| 863 | * @param name JNDI Name |
| 864 | * @exception NamingException all exceptions returned by lookup. |
| 865 | * @return a list of bindings as a BindingEnumeration. |
| 866 | */ |
| 867 | public NamingEnumeration listBindings(Name name) |
| 868 | throws NamingException { |
| 869 | if (_nc == null) |
| 870 | throw new ConfigurationException( |
| 871 | "Context does not have a corresponding NamingContext"); |
| 872 | if (name.size() > 0) { |
| 873 | try { |
| 874 | java.lang.Object obj = lookup(name); |
| 875 | if (obj instanceof CNCtx) { |
| 876 | return new CNBindingEnumeration( |
| 877 | (CNCtx) obj, true, _env); |
| 878 | } else { |
| 879 | throw new NotContextException(name.toString()); |
| 880 | } |
| 881 | } catch (NamingException ne) { |
| 882 | throw ne; |
| 883 | } catch (BAD_PARAM e) { |
| 884 | NamingException ne = |
| 885 | new NotContextException(name.toString()); |
| 886 | ne.setRootCause(e); |
| 887 | throw ne; |
| 888 | } |
| 889 | } |
| 890 | return new CNBindingEnumeration(this, false, _env); |
| 891 | } |
| 892 | |
| 893 | /** |
| 894 | * Calls the destroy on the COS Naming Server |
| 895 | * @param nc The NamingContext object to use. |
| 896 | * @exception NotEmpty when the context is not empty and cannot be destroyed. |
| 897 | */ |
| 898 | private void callDestroy(NamingContext nc) |
| 899 | throws NamingException { |
| 900 | if (_nc == null) |
| 901 | throw new ConfigurationException( |
| 902 | "Context does not have a corresponding NamingContext"); |
| 903 | try { |
| 904 | nc.destroy(); |
| 905 | } catch (Exception e) { |
| 906 | throw ExceptionMapper.mapException(e, this, null); |
| 907 | } |
| 908 | } |
| 909 | |
| 910 | /** |
| 911 | * Uses the callDestroy function to destroy the context. If name is |
| 912 | * empty destroys the current context. |
| 913 | * @param name string |
| 914 | * @exception OperationNotSupportedException when list is invoked |
| 915 | * with a non-null argument |
| 916 | */ |
| 917 | public void destroySubcontext(String name) throws NamingException { |
| 918 | destroySubcontext(new CompositeName(name)); |
| 919 | } |
| 920 | |
| 921 | /** |
| 922 | * Uses the callDestroy function to destroy the context. Destroys |
| 923 | * the current context if name is empty. |
| 924 | * @param name JNDI Name |
| 925 | * @exception OperationNotSupportedException when list is invoked |
| 926 | * with a non-null argument |
| 927 | */ |
| 928 | public void destroySubcontext(Name name) |
| 929 | throws NamingException { |
| 930 | if (_nc == null) |
| 931 | throw new ConfigurationException( |
| 932 | "Context does not have a corresponding NamingContext"); |
| 933 | NamingContext the_nc = _nc; |
| 934 | NameComponent[] path = CNNameParser.nameToCosName(name); |
| 935 | if ( name.size() > 0) { |
| 936 | try { |
| 937 | javax.naming.Context ctx = |
| 938 | (javax.naming.Context) callResolve(path); |
| 939 | CNCtx cnc = (CNCtx)ctx; |
| 940 | the_nc = cnc._nc; |
| 941 | cnc.close(); //remove the reference to the context |
| 942 | } catch (ClassCastException e) { |
| 943 | throw new NotContextException(name.toString()); |
| 944 | } catch (CannotProceedException e) { |
| 945 | javax.naming.Context cctx = getContinuationContext(e); |
| 946 | cctx.destroySubcontext(e.getRemainingName()); |
| 947 | return; |
| 948 | } catch (NameNotFoundException e) { |
| 949 | // If leaf is the one missing, return success |
| 950 | // as per JNDI spec |
| 951 | |
| 952 | if (e.getRootCause() instanceof NotFound && |
| 953 | leafNotFound((NotFound)e.getRootCause(), |
| 954 | path[path.length-1])) { |
| 955 | return; // leaf missing OK |
| 956 | } |
| 957 | throw e; |
| 958 | } catch (NamingException e) { |
| 959 | throw e; |
| 960 | } |
| 961 | } |
| 962 | callDestroy(the_nc); |
| 963 | callUnbind(path); |
| 964 | } |
| 965 | |
| 966 | /** |
| 967 | * Calls the bind_new_context COS naming api to create a new subcontext. |
| 968 | * @param path NameComponent[] object |
| 969 | * @exception NotFound No objects under the name. |
| 970 | * @exception CannotProceed Unable to obtain a continuation context |
| 971 | * @exception InvalidName Name not understood. |
| 972 | * @exception AlreadyBound An object is already bound to this name. |
| 973 | * @return the new context object. |
| 974 | */ |
| 975 | private javax.naming.Context callBindNewContext(NameComponent[] path) |
| 976 | throws NamingException { |
| 977 | if (_nc == null) |
| 978 | throw new ConfigurationException( |
| 979 | "Context does not have a corresponding NamingContext"); |
| 980 | try { |
| 981 | NamingContext nctx = _nc.bind_new_context(path); |
| 982 | return new CNCtx(_orb, orbTracker, nctx, _env, |
| 983 | makeFullName(path)); |
| 984 | } catch (Exception e) { |
| 985 | throw ExceptionMapper.mapException(e, this, path); |
| 986 | } |
| 987 | } |
| 988 | |
| 989 | /** |
| 990 | * Uses the callBindNewContext convenience function to create a new |
| 991 | * context. Throws an invalid name exception if the name is empty. |
| 992 | * @param name string |
| 993 | * @exception NamingException See callBindNewContext |
| 994 | * @return the new context object. |
| 995 | */ |
| 996 | public javax.naming.Context createSubcontext(String name) |
| 997 | throws NamingException { |
| 998 | return createSubcontext(new CompositeName(name)); |
| 999 | } |
| 1000 | |
| 1001 | /** |
| 1002 | * Uses the callBindNewContext convenience function to create a new |
| 1003 | * context. Throws an invalid name exception if the name is empty. |
| 1004 | * @param name string |
| 1005 | * @exception NamingException See callBindNewContext |
| 1006 | * @return the new context object. |
| 1007 | */ |
| 1008 | public javax.naming.Context createSubcontext(Name name) |
| 1009 | throws NamingException { |
| 1010 | if (name.size() == 0 ) |
| 1011 | throw new InvalidNameException("Name is empty"); |
| 1012 | NameComponent[] path = CNNameParser.nameToCosName(name); |
| 1013 | try { |
| 1014 | return callBindNewContext(path); |
| 1015 | } catch (CannotProceedException e) { |
| 1016 | javax.naming.Context cctx = getContinuationContext(e); |
| 1017 | return cctx.createSubcontext(e.getRemainingName()); |
| 1018 | } |
| 1019 | } |
| 1020 | |
| 1021 | /** |
| 1022 | * Is mapped to resolve in the COS Naming api. |
| 1023 | * @param name string |
| 1024 | * @exception NamingException See lookup. |
| 1025 | * @return the resolved object. |
| 1026 | */ |
| 1027 | public java.lang.Object lookupLink(String name) throws NamingException { |
| 1028 | return lookupLink(new CompositeName(name)); |
| 1029 | } |
| 1030 | |
| 1031 | /** |
| 1032 | * Is mapped to resolve in the COS Naming api. |
| 1033 | * @param name string |
| 1034 | * @exception NamingException See lookup. |
| 1035 | * @return the resolved object. |
| 1036 | */ |
| 1037 | public java.lang.Object lookupLink(Name name) throws NamingException { |
| 1038 | return lookup(name); |
| 1039 | } |
| 1040 | |
| 1041 | /** |
| 1042 | * Allow access to the name parser object. |
| 1043 | * @param String JNDI name, is ignored since there is only one Name |
| 1044 | * Parser object. |
| 1045 | * @exception NamingException -- |
| 1046 | * @return NameParser object |
| 1047 | */ |
| 1048 | public NameParser getNameParser(String name) throws NamingException { |
| 1049 | return parser; |
| 1050 | } |
| 1051 | |
| 1052 | /** |
| 1053 | * Allow access to the name parser object. |
| 1054 | * @param Name JNDI name, is ignored since there is only one Name |
| 1055 | * Parser object. |
| 1056 | * @exception NamingException -- |
| 1057 | * @return NameParser object |
| 1058 | */ |
| 1059 | public NameParser getNameParser(Name name) throws NamingException { |
| 1060 | return parser; |
| 1061 | } |
| 1062 | |
| 1063 | /** |
| 1064 | * Returns the current environment. |
| 1065 | * @return Environment. |
| 1066 | */ |
| 1067 | public Hashtable getEnvironment() throws NamingException { |
| 1068 | if (_env == null) { |
| 1069 | return new Hashtable(5, 0.75f); |
| 1070 | } else { |
| 1071 | return (Hashtable)_env.clone(); |
| 1072 | } |
| 1073 | } |
| 1074 | |
| 1075 | public String composeName(String name, String prefix) throws NamingException { |
| 1076 | return composeName(new CompositeName(name), |
| 1077 | new CompositeName(prefix)).toString(); |
| 1078 | } |
| 1079 | |
| 1080 | public Name composeName(Name name, Name prefix) throws NamingException { |
| 1081 | Name result = (Name)prefix.clone(); |
| 1082 | return result.addAll(name); |
| 1083 | } |
| 1084 | |
| 1085 | /** |
| 1086 | * Adds to the environment for the current context. |
| 1087 | * Record change but do not reinitialize ORB. |
| 1088 | * |
| 1089 | * @param propName The property name. |
| 1090 | * @param propVal The ORB. |
| 1091 | * @return the previous value of this property if any. |
| 1092 | */ |
| 1093 | public java.lang.Object addToEnvironment(String propName, |
| 1094 | java.lang.Object propValue) |
| 1095 | throws NamingException { |
| 1096 | if (_env == null) { |
| 1097 | _env = new Hashtable(7, 0.75f); |
| 1098 | } else { |
| 1099 | // copy-on-write |
| 1100 | _env = (Hashtable)_env.clone(); |
| 1101 | } |
| 1102 | |
| 1103 | return _env.put(propName, propValue); |
| 1104 | } |
| 1105 | |
| 1106 | // Record change but do not reinitialize ORB |
| 1107 | public java.lang.Object removeFromEnvironment(String propName) |
| 1108 | throws NamingException { |
| 1109 | if (_env != null && _env.get(propName) != null) { |
| 1110 | // copy-on-write |
| 1111 | _env = (Hashtable)_env.clone(); |
| 1112 | return _env.remove(propName); |
| 1113 | } |
| 1114 | return null; |
| 1115 | } |
| 1116 | |
| 1117 | synchronized public void incEnumCount() { |
| 1118 | if (orbTracker == null) { |
| 1119 | return; |
| 1120 | } |
| 1121 | enumCount++; |
| 1122 | if (debug) { |
| 1123 | System.out.println("incEnumCount, new count:" + enumCount); |
| 1124 | } |
| 1125 | } |
| 1126 | |
| 1127 | synchronized public void decEnumCount() |
| 1128 | throws NamingException { |
| 1129 | if (orbTracker == null) { |
| 1130 | return; |
| 1131 | } |
| 1132 | enumCount--; |
| 1133 | if (debug) { |
| 1134 | System.out.println("decEnumCount, new count:" + enumCount + |
| 1135 | " isCloseCalled:" + isCloseCalled); |
| 1136 | } |
| 1137 | if ((enumCount == 0) && isCloseCalled) { |
| 1138 | close(); |
| 1139 | } |
| 1140 | } |
| 1141 | |
| 1142 | synchronized public void close() throws NamingException { |
| 1143 | if (orbTracker == null) { |
| 1144 | return; |
| 1145 | } |
| 1146 | if (enumCount > 0) { |
| 1147 | isCloseCalled = true; |
| 1148 | return; |
| 1149 | } |
| 1150 | orbTracker.decRefCount(); |
| 1151 | } |
| 1152 | |
| 1153 | protected void finalize() { |
| 1154 | try { |
| 1155 | close(); |
| 1156 | } catch (NamingException e) { |
| 1157 | // ignore failures |
| 1158 | } |
| 1159 | } |
| 1160 | } |