| /* |
| * Copyright (c) 1999, 2005, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.jndi.cosnaming; |
| |
| import javax.naming.*; |
| import javax.naming.directory.*; |
| import javax.naming.spi.*; |
| |
| import org.omg.CosNaming.*; |
| import org.omg.CosNaming.NamingContextPackage.*; |
| import org.omg.CORBA.*; |
| |
| /** |
| * A convenience class to map the COS Naming exceptions to the JNDI exceptions. |
| * @author Raj Krishnamurthy |
| */ |
| |
| public final class ExceptionMapper { |
| private ExceptionMapper() {} // ensure no instance |
| private static final boolean debug = false; |
| |
| public static final NamingException mapException(Exception e, |
| CNCtx ctx, NameComponent[] inputName) throws NamingException { |
| if (e instanceof NamingException) { |
| return (NamingException)e; |
| } |
| |
| if (e instanceof RuntimeException) { |
| throw (RuntimeException)e; |
| } |
| |
| NamingException ne; |
| if (e instanceof NotFound) { |
| if (ctx.federation) { |
| return tryFed((NotFound)e, ctx, inputName); |
| |
| } else { |
| ne = new NameNotFoundException(); |
| } |
| |
| } else if (e instanceof CannotProceed) { |
| |
| ne = new CannotProceedException(); |
| NamingContext nc = ((CannotProceed) e).cxt; |
| NameComponent[] rest = ((CannotProceed) e).rest_of_name; |
| |
| // %%% We assume that rest returns *all* unprocessed components. |
| // Don't' know if that is a good assumption, given |
| // NotFound doesn't set rest as expected. -RL |
| if (inputName != null && (inputName.length > rest.length)) { |
| NameComponent[] resolvedName = |
| new NameComponent[inputName.length - rest.length]; |
| System.arraycopy(inputName, 0, resolvedName, 0, resolvedName.length); |
| // Wrap resolved NamingContext inside a CNCtx |
| // Guess that its name (which is relative to ctx) |
| // is the part of inputName minus rest_of_name |
| ne.setResolvedObj(new CNCtx(ctx._orb, ctx.orbTracker, nc, |
| ctx._env, |
| ctx.makeFullName(resolvedName))); |
| } else { |
| ne.setResolvedObj(ctx); |
| } |
| |
| ne.setRemainingName(CNNameParser.cosNameToName(rest)); |
| |
| } else if (e instanceof InvalidName) { |
| ne = new InvalidNameException(); |
| } else if (e instanceof AlreadyBound) { |
| ne = new NameAlreadyBoundException(); |
| } else if (e instanceof NotEmpty) { |
| ne = new ContextNotEmptyException(); |
| } else { |
| ne = new NamingException("Unknown reasons"); |
| } |
| |
| ne.setRootCause(e); |
| return ne; |
| } |
| |
| private static final NamingException tryFed(NotFound e, CNCtx ctx, |
| NameComponent[] inputName) throws NamingException { |
| NameComponent[] rest = ((NotFound) e).rest_of_name; |
| |
| if (debug) { |
| System.out.println(((NotFound)e).why.value()); |
| System.out.println(rest.length); |
| } |
| |
| // %%% Using 1.2 & 1.3 Sun's tnameserv, 'rest' contains only the first |
| // component that failed, not *rest* as advertized. This is useless |
| // because what if you have something like aa/aa/aa/aa/aa. |
| // If one of those is not found, you get "aa" as 'rest'. |
| if (rest.length == 1 && inputName != null) { |
| // Check that we're not talking to 1.2/1.3 Sun tnameserv |
| NameComponent lastIn = inputName[inputName.length-1]; |
| if (rest[0].id.equals(lastIn.id) && |
| rest[0].kind != null && |
| rest[0].kind.equals(lastIn.kind)) { |
| // Might be legit |
| ; |
| } else { |
| // Due to 1.2/1.3 bug that always returns single-item 'rest' |
| NamingException ne = new NameNotFoundException(); |
| ne.setRemainingName(CNNameParser.cosNameToName(rest)); |
| ne.setRootCause(e); |
| throw ne; |
| } |
| } |
| // Fixed in 1.4; perform calculations based on correct (1.4) behavior |
| |
| // Calculate the components of the name that has been resolved |
| NameComponent[] resolvedName = null; |
| int len = 0; |
| if (inputName != null && (inputName.length >= rest.length)) { |
| |
| if (e.why == NotFoundReason.not_context) { |
| // First component of rest is found but not a context; keep it |
| // as part of resolved name |
| len = inputName.length - (rest.length - 1); |
| |
| // Remove resolved component from rest |
| if (rest.length == 1) { |
| // No more remaining |
| rest = null; |
| } else { |
| NameComponent[] tmp = new NameComponent[rest.length-1]; |
| System.arraycopy(rest, 1, tmp, 0, tmp.length); |
| rest = tmp; |
| } |
| } else { |
| len = inputName.length - rest.length; |
| } |
| |
| if (len > 0) { |
| resolvedName = new NameComponent[len]; |
| System.arraycopy(inputName, 0, resolvedName, 0, len); |
| } |
| } |
| |
| // Create CPE and set common fields |
| CannotProceedException cpe = new CannotProceedException(); |
| cpe.setRootCause(e); |
| if (rest != null && rest.length > 0) { |
| cpe.setRemainingName(CNNameParser.cosNameToName(rest)); |
| } |
| cpe.setEnvironment(ctx._env); |
| |
| if (debug) { |
| System.out.println("rest of name: " + cpe.getRemainingName()); |
| } |
| |
| // Lookup resolved name to get resolved object |
| final java.lang.Object resolvedObj = |
| (resolvedName != null) ? ctx.callResolve(resolvedName) : ctx; |
| |
| if (resolvedObj instanceof javax.naming.Context) { |
| // obj is a context and child is not found |
| // try getting its nns dynamically by constructing |
| // a Reference containing obj. |
| RefAddr addr = new RefAddr("nns") { |
| public java.lang.Object getContent() { |
| return resolvedObj; |
| } |
| private static final long serialVersionUID = |
| 669984699392133792L; |
| }; |
| Reference ref = new Reference("java.lang.Object", addr); |
| |
| // Resolved name has trailing slash to indicate nns |
| CompositeName cname = new CompositeName(); |
| cname.add(""); // add trailing slash |
| |
| cpe.setResolvedObj(ref); |
| cpe.setAltName(cname); |
| cpe.setAltNameCtx((javax.naming.Context)resolvedObj); |
| |
| return cpe; |
| } else { |
| // Not a context, use object factory to transform object. |
| |
| Name cname = CNNameParser.cosNameToName(resolvedName); |
| java.lang.Object resolvedObj2; |
| try { |
| resolvedObj2 = NamingManager.getObjectInstance(resolvedObj, |
| cname, ctx, ctx._env); |
| } catch (NamingException ge) { |
| throw ge; |
| } catch (Exception ge) { |
| NamingException ne = new NamingException( |
| "problem generating object using object factory"); |
| ne.setRootCause(ge); |
| throw ne; |
| } |
| |
| // If a context, continue operation with context |
| if (resolvedObj2 instanceof javax.naming.Context) { |
| cpe.setResolvedObj(resolvedObj2); |
| } else { |
| // Add trailing slash |
| cname.add(""); |
| cpe.setAltName(cname); |
| |
| // Create nns reference |
| final java.lang.Object rf2 = resolvedObj2; |
| RefAddr addr = new RefAddr("nns") { |
| public java.lang.Object getContent() { |
| return rf2; |
| } |
| private static final long serialVersionUID = |
| -785132553978269772L; |
| }; |
| Reference ref = new Reference("java.lang.Object", addr); |
| cpe.setResolvedObj(ref); |
| cpe.setAltNameCtx(ctx); |
| } |
| return cpe; |
| } |
| } |
| } |