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src/share/classes/sun/rmi/rmic/iiop/StubGenerator.java@7ef37b2cdcad
src/share/classes/sun/rmi/rmic/iiop/StubGenerator.java
Wed, 27 Apr 2016 01:21:28 +0800
- author
- aoqi
- date
- Wed, 27 Apr 2016 01:21:28 +0800
- changeset 0
- 7ef37b2cdcad
- child 748
- 6845b95cba6b
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Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/corba/
changeset: 765:f46df0af2ca8
tag: jdk8u25-b17
1 /*
2 * Copyright (c) 1998, 2013, 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 */
26 /*
27 * Licensed Materials - Property of IBM
28 * RMI-IIOP v1.0
29 * Copyright IBM Corp. 1998 1999 All Rights Reserved
30 *
31 */
33 package sun.rmi.rmic.iiop;
35 import java.io.File;
36 import java.io.IOException;
37 import java.io.SerializablePermission;
38 import java.security.AccessController;
39 import java.security.PrivilegedAction;
40 import java.util.Vector;
41 import java.util.Hashtable;
42 import java.util.Enumeration;
43 import sun.tools.java.Identifier;
44 import sun.tools.java.ClassNotFound;
45 import sun.tools.java.ClassDefinition;
46 import sun.tools.java.ClassDeclaration;
47 import sun.tools.java.CompilerError;
48 import sun.rmi.rmic.IndentingWriter;
49 import java.util.HashSet;
50 import java.util.Arrays;
51 import com.sun.corba.se.impl.util.Utility;
52 import com.sun.corba.se.impl.util.PackagePrefixChecker;
53 import sun.rmi.rmic.Main;
56 /**
57 * An IIOP stub/tie generator for rmic.
58 *
59 * @author Bryan Atsatt
60 * @author Anil Vijendran
61 * @author M. Mortazavi
62 */
64 public class StubGenerator extends sun.rmi.rmic.iiop.Generator {
66 private static final String DEFAULT_STUB_CLASS = "javax.rmi.CORBA.Stub";
67 private static final String DEFAULT_TIE_CLASS = "org.omg.CORBA_2_3.portable.ObjectImpl";
68 private static final String DEFAULT_POA_TIE_CLASS = "org.omg.PortableServer.Servant";
70 protected boolean reverseIDs = false;
71 protected boolean localStubs = true;
72 protected boolean standardPackage = false;
73 protected boolean useHash = true;
74 protected String stubBaseClass = DEFAULT_STUB_CLASS;
75 protected String tieBaseClass = DEFAULT_TIE_CLASS;
76 protected HashSet namesInUse = new HashSet();
77 protected Hashtable classesInUse = new Hashtable();
78 protected Hashtable imports = new Hashtable();
79 protected int importCount = 0;
80 protected String currentPackage = null;
81 protected String currentClass = null;
82 protected boolean castArray = false;
83 protected Hashtable transactionalObjects = new Hashtable() ;
84 protected boolean POATie = false ;
85 protected boolean emitPermissionCheck = false;
87 /**
88 * Default constructor for Main to use.
89 */
90 public StubGenerator() {
91 }
93 /**
94 * Overridden in order to set the standardPackage flag.
95 */
96 public void generate(
97 sun.rmi.rmic.BatchEnvironment env,
98 ClassDefinition cdef, File destDir) {
99 ((sun.rmi.rmic.iiop.BatchEnvironment)env).
100 setStandardPackage(standardPackage);
101 super.generate(env, cdef, destDir);
102 }
104 /**
105 * Return true if a new instance should be created for each
106 * class on the command line. Subclasses which return true
107 * should override newInstance() to return an appropriately
108 * constructed instance.
109 */
110 protected boolean requireNewInstance() {
111 return false;
112 }
114 /**
115 * Return true if non-conforming types should be parsed.
116 * @param stack The context stack.
117 */
118 protected boolean parseNonConforming(ContextStack stack) {
120 // We let the environment setting decide so that
121 // another generator (e.g. IDLGenerator) can change
122 // it and we will just go with the flow...
124 return stack.getEnv().getParseNonConforming();
125 }
127 /**
128 * Create and return a top-level type.
129 * @param cdef The top-level class definition.
130 * @param stack The context stack.
131 * @return The compound type or null if is non-conforming.
132 */
133 protected CompoundType getTopType(ClassDefinition cdef, ContextStack stack) {
135 CompoundType result = null;
137 // Do we have an interface?
139 if (cdef.isInterface()) {
141 // Yes, so first try Abstract...
143 result = AbstractType.forAbstract(cdef,stack,true);
145 if (result == null) {
147 // Then try Remote...
149 result = RemoteType.forRemote(cdef,stack,false);
150 }
151 } else {
153 // Not an interface, so try Implementation...
155 result = ImplementationType.forImplementation(cdef,stack,false);
156 }
158 return result;
159 }
161 /**
162 * Examine and consume command line arguments.
163 * @param argv The command line arguments. Ignore null
164 * and unknown arguments. Set each consumed argument to null.
165 * @param error Report any errors using the main.error() methods.
166 * @return true if no errors, false otherwise.
167 */
168 public boolean parseArgs(String argv[], Main main) {
169 Object marker = new Object() ;
171 // Reset any cached options...
173 reverseIDs = false;
174 localStubs = true;
175 useHash = true;
176 stubBaseClass = DEFAULT_STUB_CLASS;
177 // tieBaseClass = DEFAULT_TIE_CLASS;
178 transactionalObjects = new Hashtable() ;
180 // Parse options...
182 boolean result = super.parseArgs(argv,main);
183 if (result) {
184 for (int i = 0; i < argv.length; i++) {
185 if (argv[i] != null) {
186 String arg = argv[i].toLowerCase();
187 if (arg.equals("-iiop")) {
188 argv[i] = null;
189 } else if (arg.equals("-xreverseids")) {
190 reverseIDs = true;
191 argv[i] = null;
192 } else if (arg.equals("-nolocalstubs")) {
193 localStubs = false;
194 argv[i] = null;
195 } else if (arg.equals("-xnohash")) {
196 useHash = false;
197 argv[i] = null;
198 } else if (argv[i].equals("-standardPackage")) {
199 standardPackage = true;
200 argv[i] = null;
201 } else if (argv[i].equals("-emitPermissionCheck")) {
202 emitPermissionCheck = true;
203 argv[i] = null;
204 } else if (arg.equals("-xstubbase")) {
205 argv[i] = null;
206 if (++i < argv.length && argv[i] != null && !argv[i].startsWith("-")) {
207 stubBaseClass = argv[i];
208 argv[i] = null;
209 } else {
210 main.error("rmic.option.requires.argument", "-Xstubbase");
211 result = false;
212 }
213 } else if (arg.equals("-xtiebase")) {
214 argv[i] = null;
215 if (++i < argv.length && argv[i] != null && !argv[i].startsWith("-")) {
216 tieBaseClass = argv[i];
217 argv[i] = null;
218 } else {
219 main.error("rmic.option.requires.argument", "-Xtiebase");
220 result = false;
221 }
222 } else if (arg.equals("-transactional" )) {
223 // Scan for the next non-flag argument.
224 // Assume that it is a class name and add it
225 // to the list of transactional classes.
226 for ( int ctr=i+1; ctr<argv.length; ctr++ ) {
227 if (argv[ctr].charAt(1) != '-') {
228 transactionalObjects.put( argv[ctr], marker ) ;
229 break ;
230 }
231 }
232 argv[i] = null;
233 } else if (arg.equals( "-poa" )) {
234 POATie = true ;
235 argv[i] = null;
236 }
237 }
238 }
239 }
240 if(POATie){
241 tieBaseClass = DEFAULT_POA_TIE_CLASS;
242 } else {
243 tieBaseClass = DEFAULT_TIE_CLASS;
244 }
245 return result;
246 }
248 /**
249 * Return an array containing all the file names and types that need to be
250 * generated for the given top-level type. The file names must NOT have an
251 * extension (e.g. ".java").
252 * @param topType The type returned by getTopType().
253 * @param alreadyChecked A set of Types which have already been checked.
254 * Intended to be passed to topType.collectMatching(filter,alreadyChecked).
255 */
256 protected OutputType[] getOutputTypesFor(CompoundType topType,
257 HashSet alreadyChecked) {
259 // We want to generate stubs for all remote and implementation types,
260 // so collect them up.
261 //
262 // We use the form of collectMatching which allows us to pass in a set of
263 // types which have previously been checked. By doing so, we ensure that if
264 // the command line contains Hello and HelloImpl, we will only generate
265 // output for Hello once...
267 int filter = TYPE_REMOTE | TYPE_IMPLEMENTATION;
268 Type[] genTypes = topType.collectMatching(filter,alreadyChecked);
269 int count = genTypes.length;
270 Vector list = new Vector(count+5);
271 BatchEnvironment theEnv = topType.getEnv();
273 // Now walk all types...
275 for (int i = 0; i < genTypes.length; i++) {
277 Type type = genTypes[i];
278 String typeName = type.getName();
279 boolean createStub = true;
281 // Is it an implementation type?
283 if (type instanceof ImplementationType) {
285 // Yes, so add a tie for it...
287 list.addElement(new OutputType(Utility.tieNameForCompiler(typeName), type));
289 // Does it have more than 1 remote interface? If so, we
290 // want to create a stub for it...
292 int remoteInterfaceCount = 0;
293 InterfaceType[] interfaces = ((CompoundType)type).getInterfaces();
294 for (int j = 0; j < interfaces.length; j++) {
295 if (interfaces[j].isType(TYPE_REMOTE) &&
296 !interfaces[j].isType(TYPE_ABSTRACT)) {
297 remoteInterfaceCount++;
298 }
299 }
301 if (remoteInterfaceCount <= 1) {
303 // No, so do not create a stub for this type...
305 createStub = false;
306 }
307 }
309 // Is it an abstract interface type?
311 if (type instanceof AbstractType) {
313 // Do not create a stub for this type...
315 createStub = false; // d11141
316 }
318 if (createStub) {
320 // Add a stub for the type...
322 list.addElement(new OutputType(Utility.stubNameForCompiler(typeName), type));
323 }
324 }
326 // Copy list into array..
328 OutputType[] outputTypes = new OutputType[list.size()];
329 list.copyInto(outputTypes);
330 return outputTypes;
331 }
333 /**
334 * Return the file name extension for the given file name (e.g. ".java").
335 * All files generated with the ".java" extension will be compiled. To
336 * change this behavior for ".java" files, override the compileJavaSourceFile
337 * method to return false.
338 * @param outputType One of the items returned by getOutputTypesFor(...)
339 */
340 protected String getFileNameExtensionFor(OutputType outputType) {
341 return SOURCE_FILE_EXTENSION;
342 }
344 /**
345 * Write the output for the given OutputFileName into the output stream.
346 * @param name One of the items returned by getOutputTypesFor(...)
347 * @param alreadyChecked A set of Types which have already been checked.
348 * Intended to be passed to Type.collectMatching(filter,alreadyChecked).
349 * @param writer The output stream.
350 */
351 protected void writeOutputFor( OutputType outputType,
352 HashSet alreadyChecked,
353 IndentingWriter writer) throws IOException {
355 String fileName = outputType.getName();
356 CompoundType theType = (CompoundType) outputType.getType();
358 // Are we doing a Stub or Tie?
360 if (fileName.endsWith(Utility.RMI_STUB_SUFFIX)) {
362 // Stub.
364 writeStub(outputType,writer);
366 } else {
368 // Tie
370 writeTie(outputType,writer);
371 }
372 }
374 /**
375 * Write a stub for the specified type.
376 */
377 protected void writeStub(OutputType outputType,
378 IndentingWriter p) throws IOException {
380 CompoundType theType = (CompoundType) outputType.getType();
381 RemoteType[] remoteInterfaces = getDirectRemoteInterfaces(theType);
383 // Write comment.
385 p.pln("// Stub class generated by rmic, do not edit.");
386 p.pln("// Contents subject to change without notice.");
387 p.pln();
389 // Set our standard classes...
391 setStandardClassesInUse(theType,true);
393 // Add classes for this type...
395 addClassesInUse(theType,remoteInterfaces);
397 // Write package and import statements...
399 writePackageAndImports(p);
401 // generate
402 // import java.security.AccessController;
403 // import java.security.PrivilegedAction;
404 // import java.io.SerializablePermission;
405 if (emitPermissionCheck) {
406 p.pln("import java.security.AccessController;");
407 p.pln("import java.security.PrivilegedAction;");
408 p.pln("import java.io.SerializablePermission;");
409 p.pln();
410 p.pln();
411 }
413 // Declare the stub class; implement all remote interfaces.
415 p.p("public class " + currentClass);
417 p.p(" extends " + getName(stubBaseClass));
418 p.p(" implements ");
419 if (remoteInterfaces.length > 0) {
420 for(int i = 0; i < remoteInterfaces.length; i++) {
421 if (i > 0) {
422 p.pln(",");
423 }
424 String objName = testUtil(getName(remoteInterfaces[i]), theType);
425 p.p(objName);
426 }
427 }
429 // Add java.rmi.Remote if this type does not implement it.
430 // This allows stubs for Abstract interfaces to be treated
431 // uniformly...
433 if (!implementsRemote(theType)) {
434 p.pln(",");
435 p.p(getName("java.rmi.Remote"));
436 }
438 p.plnI(" {");
439 p.pln();
441 // Write the ids...
443 writeIds( p, theType, false );
444 p.pln();
446 if (emitPermissionCheck) {
448 // produce the following generated code for example
449 // private static Void checkPermission() {
450 // SecurityManager sm = System.getSecurityManager();
451 // if (sm != null) {
452 // sm.checkPermission(new SerializablePermission(
453 // "enableSubclassImplementation")); // testing
454 // }
455 // return null;
456 // }
457 //
458 // private _XXXXX_Stub(Void ignore) {
459 // }
460 //
461 // public _XXXXX_Stub() {
462 // this(checkPermission());
463 // }
464 //
465 // where XXXXX is the name of the remote interface
467 p.pln();
468 p.plnI("private static Void checkPermission() {");
469 p.plnI("SecurityManager sm = System.getSecurityManager();");
470 p.pln("if (sm != null) {");
471 p.pI();
472 p.plnI("sm.checkPermission(new SerializablePermission(");
473 p.plnI("\"enableSubclassImplementation\"));");
474 p.pO();
475 p.pO();
476 p.pOln("}");
477 p.pln("return null;");
478 p.pO();
479 p.pOln("}");
480 p.pln();
481 p.pO();
483 p.pI();
484 p.pln("private " + currentClass + "(Void ignore) { }");
485 p.pln();
487 p.plnI("public " + currentClass + "() { ");
488 p.pln("this(checkPermission());");
489 p.pOln("}");
490 p.pln();
491 }
493 if (!emitPermissionCheck) {
494 p.pI();
495 }
497 // Write the _ids() method...
499 p.plnI("public String[] _ids() { ");
500 p.pln("return (String[]) _type_ids.clone();");
501 p.pOln("}");
503 // Get all the methods and write each stub method...
505 CompoundType.Method[] remoteMethods = theType.getMethods();
506 int methodCount = remoteMethods.length;
507 if (methodCount > 0) {
508 boolean writeHeader = true;
509 for(int i = 0; i < methodCount; i++) {
510 if (!remoteMethods[i].isConstructor()) {
511 if (writeHeader) {
512 writeHeader = false;
513 }
514 p.pln();
515 writeStubMethod(p, remoteMethods[i], theType);
516 }
517 }
518 }
520 // Write the cast array hack...
522 writeCastArray(p);
524 p.pOln("}"); // end stub class
525 }
527 void addClassInUse(String qualifiedName) {
528 String unqualifiedName = qualifiedName;
529 String packageName = null;
530 int index = qualifiedName.lastIndexOf('.');
531 if (index > 0) {
532 unqualifiedName = qualifiedName.substring(index+1);
533 packageName = qualifiedName.substring(0,index);
534 }
535 addClassInUse(unqualifiedName,qualifiedName,packageName);
536 }
538 void addClassInUse(Type type) {
539 if (!type.isPrimitive()) {
540 Identifier id = type.getIdentifier();
541 String name = IDLNames.replace(id.getName().toString(),". ",".");
542 String packageName = type.getPackageName();
543 String qualifiedName;
544 if (packageName != null) {
545 qualifiedName = packageName+"."+name;
546 } else {
547 qualifiedName = name;
548 }
549 addClassInUse(name,qualifiedName,packageName);
550 }
551 }
553 void addClassInUse(Type[] types) {
554 for (int i = 0; i < types.length; i++) {
555 addClassInUse(types[i]);
556 }
557 }
559 void addStubInUse(Type type) {
560 if (type.getIdentifier() != idCorbaObject &&
561 type.isType(TYPE_CORBA_OBJECT)) {
562 String stubName = getStubNameFor(type,false);
563 String packageName = type.getPackageName();
564 String fullName;
565 if (packageName == null) {
566 fullName = stubName;
567 } else {
568 fullName = packageName + "." + stubName;
569 }
570 addClassInUse(stubName,fullName,packageName);
571 }
572 if (type.isType(TYPE_REMOTE) ||
573 type.isType(TYPE_JAVA_RMI_REMOTE)) {
574 addClassInUse("javax.rmi.PortableRemoteObject");
575 }
576 }
578 String getStubNameFor(Type type, boolean qualified) {
579 String stubName;
580 String className;
581 if (qualified) {
582 className = type.getQualifiedName();
583 } else {
584 className = type.getName();
585 }
586 if (((CompoundType)type).isCORBAObject()) {
587 stubName = Utility.idlStubName(className);
588 } else {
589 stubName = Utility.stubNameForCompiler(className);
590 }
591 return stubName;
592 }
594 void addStubInUse(Type[] types) {
595 for (int i = 0; i < types.length; i++) {
596 addStubInUse(types[i]);
597 }
598 }
600 private static final String NO_IMPORT = new String();
602 void addClassInUse(String unqualifiedName, String qualifiedName, String packageName) {
604 // Have we already got an entry for this qualifiedName?
606 String currentName = (String)classesInUse.get(qualifiedName);
608 if (currentName == null) {
610 // No, never seen it before. Grab any existing import
611 // name and then decide what to do...
613 String importName = (String) imports.get(unqualifiedName);
614 String nameToUse = null;
616 if (packageName == null) {
618 // Default package, so doesn't matter which name to use...
620 nameToUse = unqualifiedName;
622 } else if (packageName.equals("java.lang")) {
624 // java.lang.*, so use unqualified name...
626 nameToUse = unqualifiedName;
628 // unless you want to be able to import things from the right place :--)
630 if(nameToUse.endsWith("_Stub")) nameToUse = Util.packagePrefix()+qualifiedName;
632 } else if (currentPackage != null && packageName.equals(currentPackage)) {
634 // Class in currentPackage, so use unqualified name...
636 nameToUse = unqualifiedName;
638 // Do we already have a previous import under this
639 // unqualified name?
641 if (importName != null) {
643 // Yes, so we use qualifiedName...
645 nameToUse = qualifiedName;
647 }
649 } else if (importName != null) {
651 // It is in some package for which we normally
652 // would import, but we have a previous import
653 // under this unqualified name. We must use
654 // the qualified name...
656 nameToUse = qualifiedName;
658 /*
659 // Is the currentPackage the default package?
661 if (currentPackage == null) {
663 // Yes, so undo the import so that all
664 // uses for this name will be qualified...
666 String old = (String)imports.remove(unqualifiedName);
667 classesInUse.put(old,old);
668 importCount--;
670 // Note that this name is in use but should
671 // not be imported...
673 imports.put(nameToUse,NO_IMPORT);
674 }
675 */
676 } else if (qualifiedName.equals("org.omg.CORBA.Object")) {
678 // Always qualify this quy to avoid confusion...
680 nameToUse = qualifiedName;
682 } else {
684 // Default to using unqualified name, and add
685 // this guy to the imports...
687 // Check for nested class in which case we use
688 // the fully qualified name instead of imports
689 if (unqualifiedName.indexOf('.') != -1) {
690 nameToUse = qualifiedName;
691 } else {
692 nameToUse = unqualifiedName;
693 imports.put(unqualifiedName,qualifiedName);
694 importCount++;
695 }
696 }
698 // Now add the name...
700 classesInUse.put(qualifiedName,nameToUse);
701 }
702 }
704 String getName(Type type) {
705 if (type.isPrimitive()) {
706 return type.getName() + type.getArrayBrackets();
707 }
708 Identifier id = type.getIdentifier();
709 String name = IDLNames.replace(id.toString(),". ",".");
710 return getName(name) + type.getArrayBrackets();
711 }
713 // Added for Bug 4818753
714 String getExceptionName(Type type) {
715 Identifier id = type.getIdentifier();
716 return IDLNames.replace(id.toString(),". ",".");
717 }
719 String getName(String qualifiedName) {
720 return (String)classesInUse.get(qualifiedName);
721 }
723 String getName(Identifier id) {
724 return getName(id.toString());
725 }
727 String getStubName(Type type) {
728 String stubName = getStubNameFor(type,true);
729 return getName(stubName);
730 }
732 void setStandardClassesInUse(CompoundType type,
733 boolean stub) throws IOException {
735 // Reset our state...
737 currentPackage = type.getPackageName();
738 imports.clear();
739 classesInUse.clear();
740 namesInUse.clear();
741 importCount = 0;
742 castArray = false;
744 // Add the top-level type...
746 addClassInUse(type);
748 // Set current class name...
750 if (stub) {
751 currentClass = Utility.stubNameForCompiler(type.getName());
752 } else {
753 currentClass = Utility.tieNameForCompiler(type.getName());
754 }
756 // Add current class...
758 if (currentPackage == null) {
759 addClassInUse(currentClass,currentClass,currentPackage);
760 } else {
761 addClassInUse(currentClass,(currentPackage+"."+currentClass),currentPackage);
762 }
764 // Add standard classes...
766 addClassInUse("javax.rmi.CORBA.Util");
767 addClassInUse(idRemote.toString());
768 addClassInUse(idRemoteException.toString());
769 addClassInUse(idOutputStream.toString());
770 addClassInUse(idInputStream.toString());
771 addClassInUse(idSystemException.toString());
772 addClassInUse(idJavaIoSerializable.toString());
773 addClassInUse(idCorbaORB.toString());
774 addClassInUse(idReplyHandler.toString());
776 // Add stub/tie specific imports...
778 if (stub) {
779 addClassInUse(stubBaseClass);
780 addClassInUse("java.rmi.UnexpectedException");
781 addClassInUse(idRemarshalException.toString());
782 addClassInUse(idApplicationException.toString());
783 if (localStubs) {
784 addClassInUse("org.omg.CORBA.portable.ServantObject");
785 }
786 } else {
787 addClassInUse(type);
788 addClassInUse(tieBaseClass);
789 addClassInUse(idTieInterface.toString());
790 addClassInUse(idBadMethodException.toString());
791 addClassInUse(idPortableUnknownException.toString());
792 addClassInUse(idJavaLangThrowable.toString());
793 }
794 }
796 void addClassesInUse(CompoundType type, RemoteType[] interfaces) {
798 // Walk all methods and add types in use...
800 CompoundType.Method[] methods = type.getMethods();
801 for (int i = 0; i < methods.length; i++) {
802 addClassInUse(methods[i].getReturnType());
803 addStubInUse(methods[i].getReturnType());
804 addClassInUse(methods[i].getArguments());
805 addStubInUse(methods[i].getArguments());
806 addClassInUse(methods[i].getExceptions());
807 // bug 4473859: Also include narrower subtypes for use
808 addClassInUse(methods[i].getImplExceptions());
809 }
811 // If this is a stub, add all interfaces...
813 if (interfaces != null) {
814 addClassInUse(interfaces);
815 }
816 }
818 void writePackageAndImports(IndentingWriter p) throws IOException {
820 // Write package declaration...
822 if (currentPackage != null) {
823 p.pln("package " +
824 Util.correctPackageName(
825 currentPackage, false, standardPackage)
826 + ";");
827 p.pln();
828 }
830 // Get imports into an array and sort them...
832 String[] names = new String[importCount];
833 int index = 0;
834 for (Enumeration e = imports.elements() ; e.hasMoreElements() ;) {
835 String it = (String) e.nextElement();
836 if (it != NO_IMPORT) {
837 names[index++] = it;
838 }
839 }
841 Arrays.sort(names,new StringComparator());
843 // Now dump them out...
845 for (int i = 0; i < importCount; i++) {
846 if(
847 Util.isOffendingPackage(names[i])
848 && names[i].endsWith("_Stub")
849 && String.valueOf(names[i].charAt(names[i].lastIndexOf(".")+1)).equals("_")
850 ){
851 p.pln("import " + PackagePrefixChecker.packagePrefix()+names[i]+";");
852 } else{
853 p.pln("import " + names[i] + ";");
854 }
855 }
856 p.pln();
858 // Include offending packages . . .
859 if ( currentPackage!=null && Util.isOffendingPackage(currentPackage) ){
860 p.pln("import " + currentPackage +".* ;");
861 }
862 p.pln();
864 }
866 boolean implementsRemote(CompoundType theType) {
867 boolean result = theType.isType(TYPE_REMOTE) && !theType.isType(TYPE_ABSTRACT);
869 // If theType is not remote, look at all the interfaces
870 // until we find one that is...
872 if (!result) {
873 InterfaceType[] interfaces = theType.getInterfaces();
874 for (int i = 0; i < interfaces.length; i++) {
875 result = implementsRemote(interfaces[i]);
876 if (result) {
877 break;
878 }
879 }
880 }
882 return result;
883 }
885 void writeStubMethod ( IndentingWriter p,
886 CompoundType.Method method,
887 CompoundType theType) throws IOException {
889 // Wtite the method declaration and opening brace...
890 String methodName = method.getName();
891 String methodIDLName = method.getIDLName();
893 Type paramTypes[] = method.getArguments();
894 String paramNames[] = method.getArgumentNames();
895 Type returnType = method.getReturnType();
896 ValueType[] exceptions = getStubExceptions(method,false);
898 addNamesInUse(method);
899 addNameInUse("_type_ids");
901 String objName = testUtil(getName(returnType), returnType);
902 p.p("public " + objName + " " + methodName + "(");
903 for(int i = 0; i < paramTypes.length; i++) {
904 if (i > 0)
905 p.p(", ");
906 p.p(getName(paramTypes[i]) + " " + paramNames[i]);
907 }
909 p.p(")");
910 if (exceptions.length > 0) {
911 p.p(" throws ");
912 for(int i = 0; i < exceptions.length; i++) {
913 if (i > 0) {
914 p.p(", ");
915 }
916 // Added for Bug 4818753
917 p.p(getExceptionName(exceptions[i]));
918 }
919 }
921 p.plnI(" {");
923 // Now create the method body...
925 if (localStubs) {
926 writeLocalStubMethodBody(p,method,theType);
927 } else {
928 writeNonLocalStubMethodBody(p,method,theType);
929 }
931 // Close out the method...
933 p.pOln("}");
934 }
937 void writeLocalStubMethodBody (IndentingWriter p,
938 CompoundType.Method method,
939 CompoundType theType) throws IOException {
941 String objName;
942 String paramNames[] = method.getArgumentNames();
943 Type returnType = method.getReturnType();
944 ValueType[] exceptions = getStubExceptions(method,false);
945 String methodName = method.getName();
946 String methodIDLName = method.getIDLName();
948 p.plnI("if (!Util.isLocal(this)) {");
949 writeNonLocalStubMethodBody(p,method,theType);
950 p.pOlnI("} else {");
951 String so = getVariableName("so");
953 p.pln("ServantObject "+so+" = _servant_preinvoke(\""+methodIDLName+"\","+getName(theType)+".class);");
954 p.plnI("if ("+so+" == null) {");
955 if (!returnType.isType(TYPE_VOID)) {
956 p.p("return ");
957 }
958 p.p(methodName+"(");
959 for (int i = 0; i < paramNames.length; i++) {
960 if (i > 0)
961 p.p(", ");
962 p.p(paramNames[i]);
963 }
964 p.pln(");");
965 if (returnType.isType(TYPE_VOID)) {
966 p.pln( "return ;" ) ;
967 }
969 p.pOln("}");
970 p.plnI("try {");
972 // Generate code to copy required arguments, and
973 // get back the names by which all arguments are known...
975 String[] argNames = writeCopyArguments(method,p);
977 // Now write the method...
979 boolean copyReturn = mustCopy(returnType);
980 String resultName = null;
981 if (!returnType.isType(TYPE_VOID)) {
982 if (copyReturn) {
983 resultName = getVariableName("result");
984 objName = testUtil(getName(returnType), returnType);
985 p.p(objName+" "+resultName + " = ");
986 } else {
987 p.p("return ");
988 }
989 }
990 objName = testUtil(getName(theType), theType);
991 p.p("(("+objName+")"+so+".servant)."+methodName+"(");
993 for (int i = 0; i < argNames.length; i++) {
994 if (i > 0)
995 p.p(", ");
996 p.p(argNames[i]);
997 }
999 if (copyReturn) {
1000 p.pln(");");
1001 objName = testUtil(getName(returnType), returnType);
1002 p.pln("return ("+objName+")Util.copyObject("+resultName+",_orb());");
1003 } else {
1004 p.pln(");");
1005 }
1007 String e1 = getVariableName("ex");
1008 String e2 = getVariableName("exCopy");
1009 p.pOlnI("} catch (Throwable "+e1+") {");
1011 p.pln("Throwable "+e2+" = (Throwable)Util.copyObject("+e1+",_orb());");
1012 for(int i = 0; i < exceptions.length; i++) {
1013 if (exceptions[i].getIdentifier() != idRemoteException &&
1014 exceptions[i].isType(TYPE_VALUE)) {
1015 // Added for Bug 4818753
1016 p.plnI("if ("+e2+" instanceof "+getExceptionName(exceptions[i])+") {");
1017 p.pln("throw ("+getExceptionName(exceptions[i])+")"+e2+";");
1018 p.pOln("}");
1019 }
1020 }
1022 p.pln("throw Util.wrapException("+e2+");");
1023 p.pOlnI("} finally {");
1024 p.pln("_servant_postinvoke("+so+");");
1025 p.pOln("}");
1026 p.pOln("}");
1027 }
1030 void writeNonLocalStubMethodBody ( IndentingWriter p,
1031 CompoundType.Method method,
1032 CompoundType theType) throws IOException {
1034 String methodName = method.getName();
1035 String methodIDLName = method.getIDLName();
1037 Type paramTypes[] = method.getArguments();
1038 String paramNames[] = method.getArgumentNames();
1039 Type returnType = method.getReturnType();
1040 ValueType[] exceptions = getStubExceptions(method,true);
1042 String in = getVariableName("in");
1043 String out = getVariableName("out");
1044 String ex = getVariableName("ex");
1046 // Decide if we need to use the new streams for
1047 // any of the read calls...
1049 boolean needNewReadStreamClass = false;
1050 for (int i = 0; i < exceptions.length; i++) {
1051 if (exceptions[i].getIdentifier() != idRemoteException &&
1052 exceptions[i].isType(TYPE_VALUE) &&
1053 needNewReadStreamClass(exceptions[i])) {
1054 needNewReadStreamClass = true;
1055 break;
1056 }
1057 }
1058 if (!needNewReadStreamClass) {
1059 for (int i = 0; i < paramTypes.length; i++) {
1060 if (needNewReadStreamClass(paramTypes[i])) {
1061 needNewReadStreamClass = true;
1062 break;
1063 }
1064 }
1065 }
1066 if (!needNewReadStreamClass) {
1067 needNewReadStreamClass = needNewReadStreamClass(returnType);
1068 }
1070 // Decide if we need to use the new streams for
1071 // any of the write calls...
1073 boolean needNewWriteStreamClass = false;
1074 for (int i = 0; i < paramTypes.length; i++) {
1075 if (needNewWriteStreamClass(paramTypes[i])) {
1076 needNewWriteStreamClass = true;
1077 break;
1078 }
1079 }
1081 // Now write the method, inserting casts where needed...
1083 p.plnI("try {");
1084 if (needNewReadStreamClass) {
1085 p.pln(idExtInputStream + " "+in+" = null;");
1086 } else {
1087 p.pln(idInputStream + " "+in+" = null;");
1088 }
1089 p.plnI("try {");
1091 String argStream = "null";
1093 if (needNewWriteStreamClass) {
1094 p.plnI(idExtOutputStream + " "+out+" = ");
1095 p.pln("(" + idExtOutputStream + ")");
1096 p.pln("_request(\"" + methodIDLName + "\", true);");
1097 p.pO();
1098 } else {
1099 p.pln("OutputStream "+out+" = _request(\"" + methodIDLName + "\", true);");
1100 }
1102 if (paramTypes.length > 0) {
1103 writeMarshalArguments(p, out, paramTypes, paramNames);
1104 p.pln();
1105 }
1106 argStream = out;
1108 if (returnType.isType(TYPE_VOID)) {
1109 p.pln("_invoke(" + argStream + ");" );
1110 } else {
1111 if (needNewReadStreamClass) {
1112 p.plnI(in+" = (" + idExtInputStream + ")_invoke(" + argStream + ");");
1113 p.pO();
1114 } else {
1115 p.pln(in+" = _invoke(" + argStream + ");");
1116 }
1117 p.p("return ");
1118 writeUnmarshalArgument(p, in, returnType, null);
1119 p.pln();
1120 }
1122 // Handle ApplicationException...
1124 p.pOlnI("} catch ("+getName(idApplicationException)+" "+ex+") {");
1125 if (needNewReadStreamClass) {
1126 p.pln(in + " = (" + idExtInputStream + ") "+ex+".getInputStream();");
1127 } else {
1128 p.pln(in + " = "+ex+".getInputStream();");
1129 }
1131 boolean idRead = false;
1132 boolean idAllocated = false;
1133 for(int i = 0; i < exceptions.length; i++) {
1134 if (exceptions[i].getIdentifier() != idRemoteException) {
1136 // Is this our special-case IDLEntity exception?
1138 if (exceptions[i].isIDLEntityException() && !exceptions[i].isCORBAUserException()) {
1140 // Yes.
1142 if (!idAllocated && !idRead) {
1143 p.pln("String $_id = "+ex+".getId();");
1144 idAllocated = true;
1145 }
1147 String helperName = IDLNames.replace(exceptions[i].getQualifiedIDLName(false),"::",".");
1148 helperName += "Helper";
1149 p.plnI("if ($_id.equals("+helperName+".id())) {");
1150 p.pln("throw "+helperName+".read("+in+");");
1152 } else {
1154 // No.
1156 if (!idAllocated && !idRead) {
1157 p.pln("String $_id = "+in+".read_string();");
1158 idAllocated = true;
1159 idRead = true;
1160 } else if (idAllocated && !idRead) {
1161 p.pln("$_id = "+in+".read_string();");
1162 idRead = true;
1163 }
1164 p.plnI("if ($_id.equals(\""+getExceptionRepositoryID(exceptions[i])+"\")) {");
1165 // Added for Bug 4818753
1166 p.pln("throw ("+getExceptionName(exceptions[i])+") "+in+".read_value(" + getExceptionName(exceptions[i]) + ".class);");
1167 }
1168 p.pOln("}");
1169 }
1170 }
1171 if (!idAllocated && !idRead) {
1172 p.pln("String $_id = "+in+".read_string();");
1173 idAllocated = true;
1174 idRead = true;
1175 } else if (idAllocated && !idRead) {
1176 p.pln("$_id = "+in+".read_string();");
1177 idRead = true;
1178 }
1179 p.pln("throw new UnexpectedException($_id);");
1181 // Handle RemarshalException...
1183 p.pOlnI("} catch ("+getName(idRemarshalException)+" "+ex+") {");
1184 if (!returnType.isType(TYPE_VOID)) {
1185 p.p("return ");
1186 }
1187 p.p(methodName + "(");
1188 for(int i = 0; i < paramTypes.length; i++) {
1189 if (i > 0) {
1190 p.p(",");
1191 }
1192 p.p(paramNames[i]);
1193 }
1194 p.pln(");");
1196 // Ensure that we release the reply...
1198 p.pOlnI("} finally {");
1199 p.pln("_releaseReply("+in+");");
1201 p.pOln("}");
1203 // Handle SystemException...
1205 p.pOlnI("} catch (SystemException "+ex+") {");
1206 p.pln("throw Util.mapSystemException("+ex+");");
1207 p.pOln("}");
1209 // returnResult(p,returnType);
1210 }
1212 void allocateResult (IndentingWriter p,
1213 Type returnType) throws IOException {
1214 if (!returnType.isType(TYPE_VOID)) {
1215 String objName = testUtil(getName(returnType), returnType);
1216 p.p(objName + " result = ");
1217 }
1218 }
1220 int getTypeCode(Type type) {
1222 int typeCode = type.getTypeCode();
1224 // Handle late-breaking special case for
1225 // abstract IDL entities...
1227 if ((type instanceof CompoundType) &&
1228 ((CompoundType)type).isAbstractBase()) {
1229 typeCode = TYPE_ABSTRACT;
1230 }
1232 return typeCode;
1233 }
1236 /**
1237 * Write a snippet of Java code to marshal a value named "name" of
1238 * type "type" to the java.io.ObjectOutput stream named "stream".
1239 */
1240 void writeMarshalArgument(IndentingWriter p,
1241 String streamName,
1242 Type type, String name) throws IOException {
1244 int typeCode = getTypeCode(type);
1246 switch (typeCode) {
1247 case TYPE_BOOLEAN:
1248 p.p(streamName + ".write_boolean(" + name + ");");
1249 break;
1250 case TYPE_BYTE:
1251 p.p(streamName + ".write_octet(" + name + ");");
1252 break;
1253 case TYPE_CHAR:
1254 p.p(streamName + ".write_wchar(" + name + ");");
1255 break;
1256 case TYPE_SHORT:
1257 p.p(streamName + ".write_short(" + name + ");");
1258 break;
1259 case TYPE_INT:
1260 p.p(streamName + ".write_long(" + name + ");");
1261 break;
1262 case TYPE_LONG:
1263 p.p(streamName + ".write_longlong(" + name + ");");
1264 break;
1265 case TYPE_FLOAT:
1266 p.p(streamName + ".write_float(" + name + ");");
1267 break;
1268 case TYPE_DOUBLE:
1269 p.p(streamName + ".write_double(" + name + ");");
1270 break;
1271 case TYPE_STRING:
1272 p.p(streamName + ".write_value(" + name + "," + getName(type) + ".class);");
1273 break;
1274 case TYPE_ANY:
1275 p.p("Util.writeAny("+ streamName + "," + name + ");");
1276 break;
1277 case TYPE_CORBA_OBJECT:
1278 p.p(streamName + ".write_Object(" + name + ");");
1279 break;
1280 case TYPE_REMOTE:
1281 p.p("Util.writeRemoteObject("+ streamName + "," + name + ");");
1282 break;
1283 case TYPE_ABSTRACT:
1284 p.p("Util.writeAbstractObject("+ streamName + "," + name + ");");
1285 break;
1286 case TYPE_NC_INTERFACE:
1287 p.p(streamName + ".write_value((Serializable)" + name + "," + getName(type) + ".class);");
1288 break;
1289 case TYPE_VALUE:
1290 p.p(streamName + ".write_value(" + name + "," + getName(type) + ".class);");
1291 break;
1292 case TYPE_IMPLEMENTATION:
1293 p.p(streamName + ".write_value((Serializable)" + name + "," + getName(type) + ".class);");
1294 break;
1295 case TYPE_NC_CLASS:
1296 p.p(streamName + ".write_value((Serializable)" + name + "," + getName(type) + ".class);");
1297 break;
1298 case TYPE_ARRAY:
1299 castArray = true;
1300 p.p(streamName + ".write_value(cast_array(" + name + ")," + getName(type) + ".class);");
1301 break;
1302 case TYPE_JAVA_RMI_REMOTE:
1303 p.p("Util.writeRemoteObject("+ streamName + "," + name + ");");
1304 break;
1305 default:
1306 throw new Error("unexpected type code: " + typeCode);
1307 }
1308 }
1310 /**
1311 * Write a snippet of Java code to unmarshal a value of type "type"
1312 * from the java.io.ObjectInput stream named "stream" into a variable
1313 * named "name" (if "name" is null, the value in unmarshalled and
1314 * discarded).
1315 */
1316 void writeUnmarshalArgument(IndentingWriter p,
1317 String streamName,
1318 Type type,
1319 String name) throws IOException {
1321 int typeCode = getTypeCode(type);
1323 if (name != null) {
1324 p.p(name + " = ");
1325 }
1327 switch (typeCode) {
1328 case TYPE_BOOLEAN:
1329 p.p(streamName + ".read_boolean();");
1330 break;
1331 case TYPE_BYTE:
1332 p.p(streamName + ".read_octet();");
1333 break;
1334 case TYPE_CHAR:
1335 p.p(streamName + ".read_wchar();");
1336 break;
1337 case TYPE_SHORT:
1338 p.p(streamName + ".read_short();");
1339 break;
1340 case TYPE_INT:
1341 p.p(streamName + ".read_long();");
1342 break;
1343 case TYPE_LONG:
1344 p.p(streamName + ".read_longlong();");
1345 break;
1346 case TYPE_FLOAT:
1347 p.p(streamName + ".read_float();");
1348 break;
1349 case TYPE_DOUBLE:
1350 p.p(streamName + ".read_double();");
1351 break;
1352 case TYPE_STRING:
1353 p.p("(String) " + streamName + ".read_value(" + getName(type) + ".class);");
1354 break;
1355 case TYPE_ANY:
1356 if (type.getIdentifier() != idJavaLangObject) {
1357 p.p("(" + getName(type) + ") ");
1358 }
1359 p.p("Util.readAny(" + streamName + ");");
1360 break;
1361 case TYPE_CORBA_OBJECT:
1362 if (type.getIdentifier() == idCorbaObject) {
1363 p.p("(" + getName(type) + ") " + streamName + ".read_Object();");
1364 } else {
1365 p.p("(" + getName(type) + ") " + streamName + ".read_Object(" + getStubName(type) + ".class);");
1366 }
1367 break;
1368 case TYPE_REMOTE:
1369 String objName = testUtil(getName(type), type);
1370 p.p("(" + objName + ") " +
1371 "PortableRemoteObject.narrow(" + streamName + ".read_Object(), " + objName + ".class);");
1372 break;
1373 case TYPE_ABSTRACT:
1374 p.p("(" + getName(type) + ") " + streamName + ".read_abstract_interface();");
1375 break;
1376 case TYPE_NC_INTERFACE:
1377 p.p("(" + getName(type) + ") " + streamName + ".read_value(" + getName(type) + ".class);");
1378 break;
1379 case TYPE_VALUE:
1380 p.p("(" + getName(type) + ") " + streamName + ".read_value(" + getName(type) + ".class);");
1381 break;
1382 case TYPE_IMPLEMENTATION:
1383 p.p("(" + getName(type) + ") " + streamName + ".read_value(" + getName(type) + ".class);");
1384 break;
1385 case TYPE_NC_CLASS:
1386 p.p("(" + getName(type) + ") " + streamName + ".read_value(" + getName(type) + ".class);");
1387 break;
1388 case TYPE_ARRAY:
1389 p.p("(" + getName(type) + ") " + streamName + ".read_value(" + getName(type) + ".class);");
1390 break;
1391 case TYPE_JAVA_RMI_REMOTE:
1392 p.p("(" + getName(type) + ") " +
1393 "PortableRemoteObject.narrow(" + streamName + ".read_Object(), " + getName(type) + ".class);");
1394 // p.p("(" + getName(type) + ") " + streamName + ".read_Object(" + getStubName(type) + ".class);");
1395 break;
1396 default:
1397 throw new Error("unexpected type code: " + typeCode);
1398 }
1399 }
1401 /**
1402 * Get a list of all the RepositoryIDs for interfaces
1403 * implemented directly or indirectly by theType. In the
1404 * case of an ImplementationType which implements 2 or
1405 * more remote interfaces, this list will begin with the
1406 * Identifier for the implementation (see section 5.9 in
1407 * the Java -> IDL mapping). Ensures that the most derived
1408 * type is first in the list because the IOR is generated
1409 * using that entry in the _ids array.
1410 */
1411 String[] getAllRemoteRepIDs (CompoundType theType) {
1413 String[] result;
1415 // Collect up all the (inherited) remote interfaces
1416 // (ignores all the 'special' interfaces: Remote,
1417 // Serializable, Externalizable)...
1419 Type[] types = collectAllRemoteInterfaces(theType);
1421 int length = types.length;
1422 boolean haveImpl = theType instanceof ImplementationType;
1423 InterfaceType[] interfaces = theType.getInterfaces();
1424 int remoteCount = countRemote(interfaces,false);
1425 int offset = 0;
1427 // Do we have an implementation type that implements
1428 // more than one remote interface?
1430 if (haveImpl && remoteCount > 1) {
1432 // Yes, so we need to insert it at the beginning...
1434 result = new String[length + 1];
1435 result[0] = getRepositoryID(theType);
1436 offset = 1;
1438 } else {
1440 // No.
1442 result = new String[length];
1444 // Here we need to ensure that the most derived
1445 // interface ends up being first in the list. If
1446 // there is only one, we're done.
1448 if (length > 1) {
1450 // First, decide what the most derived type is...
1452 String mostDerived = null;
1454 if (haveImpl) {
1456 // If we get here, we know that there is only one
1457 // direct remote interface, so just find it...
1459 for (int i = 0; i < interfaces.length; i++) {
1460 if (interfaces[i].isType(TYPE_REMOTE)) {
1461 mostDerived = interfaces[i].getRepositoryID();
1462 break;
1463 }
1464 }
1465 } else {
1467 // If we get here we know that theType is a RemoteType
1468 // so just use its id...
1470 mostDerived = theType.getRepositoryID();
1471 }
1473 // Now search types list and make sure mostDerived is
1474 // at index zero...
1476 for (int i = 0; i < length; i++) {
1477 if (types[i].getRepositoryID() == mostDerived) {
1479 // Found it. Swap it if we need to...
1481 if (i > 0) {
1482 Type temp = types[0];
1483 types[0] = types[i];
1484 types[i] = temp;
1485 }
1487 break;
1488 }
1489 }
1490 }
1491 }
1493 // Now copy contents of the types array...
1495 for (int i = 0; i < types.length; i++) {
1496 result[offset++] = getRepositoryID(types[i]);
1497 }
1499 // If we're supposed to, reverse the array. This
1500 // is only done when the -testReverseIDs flag is
1501 // passed, and that should ONLY be done for test
1502 // cases. This is an undocumented feature.
1504 if (reverseIDs) {
1505 int start = 0;
1506 int end = result.length -1;
1507 while (start < end) {
1508 String temp = result[start];
1509 result[start++] = result[end];
1510 result[end--] = temp;
1511 }
1512 }
1514 return result;
1515 }
1517 /**
1518 * Collect all the inherited remote interfaces.
1519 */
1520 Type[] collectAllRemoteInterfaces (CompoundType theType) {
1521 Vector list = new Vector();
1523 // Collect up all the Remote interfaces, and get an instance
1524 // for java.rmi.Remote...
1526 addRemoteInterfaces(list,theType);
1528 // Create and return our results...
1530 Type[] result = new Type[list.size()];
1531 list.copyInto(result);
1533 return result;
1534 }
1536 /**
1537 * Add all the inherited remote interfaces to list.
1538 */
1539 void addRemoteInterfaces(Vector list, CompoundType theType) {
1541 if (theType != null) {
1542 if (theType.isInterface() && !list.contains(theType)) {
1543 list.addElement(theType);
1544 }
1546 InterfaceType[] interfaces = theType.getInterfaces();
1547 for (int i = 0; i < interfaces.length; i++) {
1549 if (interfaces[i].isType(TYPE_REMOTE)) {
1550 addRemoteInterfaces(list,interfaces[i]);
1551 }
1552 }
1554 addRemoteInterfaces(list,theType.getSuperclass());
1555 }
1556 }
1558 /**
1559 * Get a list of all the remote interfaces which this stub
1560 * should declare.
1561 */
1562 RemoteType[] getDirectRemoteInterfaces (CompoundType theType) {
1564 RemoteType[] result;
1565 InterfaceType[] interfaces = theType.getInterfaces();
1567 // First, get a list of all the interfaces...
1569 InterfaceType[] list;
1571 // Because we can be passed either an ImplementationType
1572 // (which has interfaces) or a RemoteType (which is an
1573 // interface and may have interfaces) we must handle each
1574 // separately...
1576 // Do we have an implementation type?
1578 if (theType instanceof ImplementationType) {
1580 // Yes, so list is exactly what this type
1581 // implements and is correct already.
1583 list = interfaces;
1585 } else {
1587 // No, so list is just theType...
1589 list = new InterfaceType[1];
1590 list[0] = (InterfaceType) theType;
1591 }
1593 // Ok, now count up the remote interfaces, allocate
1594 // our result and fill it in...
1596 int remoteCount = countRemote(list,false);
1598 if (remoteCount == 0) {
1599 throw new CompilerError("iiop.StubGenerator: No remote interfaces!");
1600 }
1602 result = new RemoteType[remoteCount];
1603 int offset = 0;
1604 for (int i = 0; i < list.length; i++) {
1605 if (list[i].isType(TYPE_REMOTE)) {
1606 result[offset++] = (RemoteType)list[i];
1607 }
1608 }
1610 return result;
1611 }
1613 int countRemote (Type[] list, boolean includeAbstract) {
1614 int remoteCount = 0;
1615 for (int i = 0; i < list.length; i++) {
1616 if (list[i].isType(TYPE_REMOTE) &&
1617 (includeAbstract || !list[i].isType(TYPE_ABSTRACT))) {
1618 remoteCount++;
1619 }
1620 }
1622 return remoteCount;
1623 }
1625 void writeCastArray(IndentingWriter p) throws IOException {
1626 if (castArray) {
1627 p.pln();
1628 p.pln("// This method is required as a work-around for");
1629 p.pln("// a bug in the JDK 1.1.6 verifier.");
1630 p.pln();
1631 p.plnI("private "+getName(idJavaIoSerializable)+" cast_array(Object obj) {");
1632 p.pln("return ("+getName(idJavaIoSerializable)+")obj;");
1633 p.pOln("}");
1634 }
1635 }
1636 void writeIds(IndentingWriter p, CompoundType theType, boolean isTie
1637 ) throws IOException {
1638 p.plnI("private static final String[] _type_ids = {");
1640 String[] ids = getAllRemoteRepIDs(theType);
1642 if (ids.length >0 ) {
1643 for(int i = 0; i < ids.length; i++) {
1644 if (i > 0)
1645 p.pln(", ");
1646 p.p("\"" + ids[i] + "\"");
1647 }
1648 } else {
1649 // Must be an implementation which only implements Remote...
1650 p.pln("\"\"");
1651 }
1652 String qname = theType.getQualifiedName() ;
1653 boolean isTransactional = isTie && transactionalObjects.containsKey( qname ) ;
1654 // Add TransactionalObject if needed.
1655 if (isTransactional) {
1656 // Have already written an id.
1657 p.pln( ", " ) ;
1658 p.pln( "\"IDL:omg.org/CosTransactions/TransactionalObject:1.0\"" ) ;
1659 } else if (ids.length > 0) {
1660 p.pln();
1661 }
1662 p.pOln("};");
1663 }
1666 /**
1667 * Write the Tie for the remote class to a stream.
1668 */
1669 protected void writeTie(OutputType outputType,
1670 IndentingWriter p) throws IOException
1671 {
1672 CompoundType theType = (CompoundType) outputType.getType();
1673 RemoteType[] remoteInterfaces = null;
1675 // Write comment...
1676 p.pln("// Tie class generated by rmic, do not edit.");
1677 p.pln("// Contents subject to change without notice.");
1678 p.pln();
1680 // Set our standard classes...
1681 setStandardClassesInUse(theType,false);
1683 // Add classes for this type...
1684 addClassesInUse(theType,remoteInterfaces);
1686 // Write package and import statements...
1687 writePackageAndImports(p);
1689 // Declare the tie class.
1690 p.p("public class " + currentClass + " extends " +
1691 getName(tieBaseClass) + " implements Tie");
1693 // Add java.rmi.Remote if this type does not implement it.
1694 // This allows stubs for Abstract interfaces to be treated
1695 // uniformly...
1696 if (!implementsRemote(theType)) {
1697 p.pln(",");
1698 p.p(getName("java.rmi.Remote"));
1699 }
1701 p.plnI(" {");
1703 // Write data members...
1704 p.pln();
1705 p.pln("volatile private " + getName(theType) + " target = null;");
1706 p.pln();
1708 // Write the ids...
1709 writeIds( p, theType, true ) ;
1711 // Write setTarget method...
1712 p.pln();
1713 p.plnI("public void setTarget(Remote target) {");
1714 p.pln("this.target = (" + getName(theType) + ") target;");
1715 p.pOln("}");
1717 // Write getTarget method...
1718 p.pln();
1719 p.plnI("public Remote getTarget() {");
1720 p.pln("return target;");
1721 p.pOln("}");
1723 // Write thisObject method...
1724 p.pln();
1725 write_tie_thisObject_method(p,idCorbaObject);
1727 // Write deactivate method...
1728 p.pln();
1729 write_tie_deactivate_method(p);
1731 // Write get orb method...
1732 p.pln();
1733 p.plnI("public ORB orb() {");
1734 p.pln("return _orb();");
1735 p.pOln("}");
1737 // Write set orb method...
1738 p.pln();
1739 write_tie_orb_method(p);
1741 // Write the _ids() method...
1742 p.pln();
1743 write_tie__ids_method(p);
1745 // Get all the methods...
1746 CompoundType.Method[] remoteMethods = theType.getMethods();
1748 // Register all the argument names used, plus our
1749 // data member names...
1751 addNamesInUse(remoteMethods);
1752 addNameInUse("target");
1753 addNameInUse("_type_ids");
1755 // Write the _invoke method...
1756 p.pln();
1758 String in = getVariableName("in");
1759 String _in = getVariableName("_in");
1760 String ex = getVariableName("ex");
1761 String method = getVariableName("method");
1762 String reply = getVariableName("reply");
1764 p.plnI("public OutputStream _invoke(String "+method+", InputStream "+_in+", " +
1765 "ResponseHandler "+reply+") throws SystemException {");
1767 if (remoteMethods.length > 0) {
1768 p.plnI("try {");
1769 p.pln(getName(theType) + " target = this.target;");
1770 p.plnI("if (target == null) {");
1771 p.pln("throw new java.io.IOException();");
1772 p.pOln("}");
1773 p.plnI(idExtInputStream + " "+in+" = ");
1774 p.pln("(" + idExtInputStream + ") "+_in+";");
1775 p.pO();
1777 // See if we should use a hash table style
1778 // comparison...
1780 StaticStringsHash hash = getStringsHash(remoteMethods);
1782 if (hash != null) {
1783 p.plnI("switch ("+method+"."+hash.method+") {");
1784 for (int i = 0; i < hash.buckets.length; i++) {
1785 p.plnI("case "+hash.keys[i]+": ");
1786 for (int j = 0; j < hash.buckets[i].length; j++) {
1787 CompoundType.Method current = remoteMethods[hash.buckets[i][j]];
1788 if (j > 0) {
1789 p.pO("} else ");
1790 }
1791 p.plnI("if ("+method+".equals(\""+ current.getIDLName() +"\")) {");
1792 writeTieMethod(p, theType,current);
1793 }
1794 p.pOln("}");
1795 p.pO();
1796 }
1797 } else {
1798 for(int i = 0; i < remoteMethods.length; i++) {
1799 CompoundType.Method current = remoteMethods[i];
1800 if (i > 0) {
1801 p.pO("} else ");
1802 }
1804 p.plnI("if ("+method+".equals(\""+ current.getIDLName() +"\")) {");
1805 writeTieMethod(p, theType, current);
1806 }
1807 }
1809 if (hash != null) {
1810 p.pI();
1811 // p.plnI("default:");
1812 } else {
1813 // p.pOlnI("} else {");
1814 }
1815 // p.pln("throw new "+getName(idBadMethodException)+"();");
1817 if (hash != null) {
1818 p.pO();
1819 }
1820 p.pOln("}");
1821 p.pln("throw new "+getName(idBadMethodException)+"();");
1823 p.pOlnI("} catch ("+getName(idSystemException)+" "+ex+") {");
1824 p.pln("throw "+ex+";");
1826 p.pOlnI("} catch ("+getName(idJavaLangThrowable)+" "+ex+") {");
1827 p.pln("throw new " + getName(idPortableUnknownException) + "("+ex+");");
1828 p.pOln("}");
1829 } else {
1830 // No methods...
1832 p.pln("throw new " + getName(idBadMethodException) + "();");
1833 }
1835 p.pOln("}"); // end invoke
1837 // Write the cast array hack...
1839 writeCastArray(p);
1841 // End tie class...
1842 p.pOln("}");
1843 }
1844 public void catchWrongPolicy(IndentingWriter p) throws IOException {
1845 p.pln("");
1846 }
1847 public void catchServantNotActive(IndentingWriter p) throws IOException {
1848 p.pln("");
1849 }
1850 public void catchObjectNotActive(IndentingWriter p) throws IOException {
1851 p.pln("");
1852 }
1854 public void write_tie_thisObject_method(IndentingWriter p,
1855 Identifier idCorbaObject)
1856 throws IOException
1857 {
1858 if(POATie){
1859 p.plnI("public " + idCorbaObject + " thisObject() {");
1860 /*
1861 p.pln("org.omg.CORBA.Object objref = null;");
1862 p.pln("try{");
1863 p.pln("objref = _poa().servant_to_reference(this);");
1864 p.pln("}catch (org.omg.PortableServer.POAPackage.WrongPolicy exception){");
1865 catchWrongPolicy(p);
1866 p.pln("}catch (org.omg.PortableServer.POAPackage.ServantNotActive exception){");
1867 catchServantNotActive(p);
1868 p.pln("}");
1869 p.pln("return objref;");
1870 */
1871 p.pln("return _this_object();");
1872 p.pOln("}");
1873 } else {
1874 p.plnI("public " + idCorbaObject + " thisObject() {");
1875 p.pln("return this;");
1876 p.pOln("}");
1877 }
1878 }
1880 public void write_tie_deactivate_method(IndentingWriter p)
1881 throws IOException
1882 {
1883 if(POATie){
1884 p.plnI("public void deactivate() {");
1885 p.pln("try{");
1886 p.pln("_poa().deactivate_object(_poa().servant_to_id(this));");
1887 p.pln("}catch (org.omg.PortableServer.POAPackage.WrongPolicy exception){");
1888 catchWrongPolicy(p);
1889 p.pln("}catch (org.omg.PortableServer.POAPackage.ObjectNotActive exception){");
1890 catchObjectNotActive(p);
1891 p.pln("}catch (org.omg.PortableServer.POAPackage.ServantNotActive exception){");
1892 catchServantNotActive(p);
1893 p.pln("}");
1894 p.pOln("}");
1895 } else {
1896 p.plnI("public void deactivate() {");
1897 p.pln("_orb().disconnect(this);");
1898 p.pln("_set_delegate(null);");
1899 p.pln("target = null;");
1900 p.pOln("}");
1901 }
1902 }
1904 public void write_tie_orb_method(IndentingWriter p)
1905 throws IOException
1906 {
1907 if(POATie){
1908 p.plnI("public void orb(ORB orb) {");
1909 /*
1910 p.pln("try{");
1911 p.pln("orb.connect(_poa().servant_to_reference(this));");
1912 p.pln("}catch (org.omg.PortableServer.POAPackage.WrongPolicy exception){");
1913 catchWrongPolicy(p);
1914 p.pln("}catch (org.omg.PortableServer.POAPackage.ServantNotActive exception){");
1915 catchServantNotActive(p);
1916 p.pln("}");
1917 */
1918 p.pln("try {");
1919 p.pln(" ((org.omg.CORBA_2_3.ORB)orb).set_delegate(this);");
1920 p.pln("}");
1921 p.pln("catch(ClassCastException e) {");
1922 p.pln(" throw new org.omg.CORBA.BAD_PARAM");
1923 p.pln(" (\"POA Servant requires an instance of org.omg.CORBA_2_3.ORB\");");
1924 p.pln("}");
1925 p.pOln("}");
1926 } else {
1927 p.plnI("public void orb(ORB orb) {");
1928 p.pln("orb.connect(this);");
1929 p.pOln("}");
1930 }
1931 }
1933 public void write_tie__ids_method(IndentingWriter p)
1934 throws IOException
1935 {
1936 if(POATie){
1937 p.plnI("public String[] _all_interfaces(org.omg.PortableServer.POA poa, byte[] objectId){");
1938 p.pln("return (String[]) _type_ids.clone();");
1939 p.pOln("}");
1940 } else {
1941 p.plnI("public String[] _ids() { ");
1942 p.pln("return (String[]) _type_ids.clone();");
1943 p.pOln("}");
1944 }
1945 }
1948 StaticStringsHash getStringsHash (CompoundType.Method[] methods) {
1949 if (useHash && methods.length > 1) {
1950 String[] methodNames = new String[methods.length];
1951 for (int i = 0; i < methodNames.length; i++) {
1952 methodNames[i] = methods[i].getIDLName();
1953 }
1954 return new StaticStringsHash(methodNames);
1955 }
1956 return null;
1957 }
1959 static boolean needNewReadStreamClass(Type type) {
1960 if (type.isType(TYPE_ABSTRACT)) {
1961 return true;
1962 }
1963 // Handle late-breaking special case for
1964 // abstract IDL entities...
1965 if ((type instanceof CompoundType) &&
1966 ((CompoundType)type).isAbstractBase()) {
1967 return true;
1968 }
1969 return needNewWriteStreamClass(type);
1970 }
1972 static boolean needNewWriteStreamClass(Type type) {
1973 switch (type.getTypeCode()) {
1974 case TYPE_VOID:
1975 case TYPE_BOOLEAN:
1976 case TYPE_BYTE:
1977 case TYPE_CHAR:
1978 case TYPE_SHORT:
1979 case TYPE_INT:
1980 case TYPE_LONG:
1981 case TYPE_FLOAT:
1982 case TYPE_DOUBLE: return false;
1984 case TYPE_STRING: return true;
1985 case TYPE_ANY: return false;
1986 case TYPE_CORBA_OBJECT: return false;
1987 case TYPE_REMOTE: return false;
1988 case TYPE_ABSTRACT: return false;
1989 case TYPE_NC_INTERFACE: return true;
1990 case TYPE_VALUE: return true;
1991 case TYPE_IMPLEMENTATION: return true;
1992 case TYPE_NC_CLASS: return true;
1993 case TYPE_ARRAY: return true;
1994 case TYPE_JAVA_RMI_REMOTE: return false;
1996 default: throw new Error("unexpected type code: " + type.getTypeCode());
1997 }
1998 }
2000 /*
2001 * Decide which arguments need to be copied and write
2002 * the copy code. Returns an array of argument names to
2003 * use to refer to either the copy or the original.
2004 */
2005 String[] writeCopyArguments(CompoundType.Method method,
2006 IndentingWriter p) throws IOException {
2008 Type[] args = method.getArguments();
2009 String[] origNames = method.getArgumentNames();
2011 // Copy the current parameter names to a result array...
2013 String[] result = new String[origNames.length];
2014 for (int i = 0; i < result.length; i++) {
2015 result[i] = origNames[i];
2016 }
2018 // Decide which arguments must be copied, if any. If
2019 // any of the arguments are types for which a 'real' copy
2020 // will be done, rather than just an autoConnect, set
2021 // realCopy = true. Note that abstract types may only
2022 // need autoConnect, but we cannot know that at compile
2023 // time...
2025 boolean realCopy = false;
2026 boolean[] copyArg = new boolean[args.length];
2027 int copyCount = 0;
2028 int firstCopiedArg = 0; // Only used in single copy case. It is only the first arg that
2029 // needs copying IF copyCount == 1.
2031 for (int i = 0; i < args.length; i++) {
2032 if (mustCopy(args[i])) {
2033 copyArg[i] = true;
2034 copyCount++;
2035 firstCopiedArg = i;
2036 if (args[i].getTypeCode() != TYPE_REMOTE &&
2037 args[i].getTypeCode() != TYPE_IMPLEMENTATION) {
2038 realCopy = true;
2039 }
2040 } else {
2041 copyArg[i] = false;
2042 }
2043 }
2045 // Do we have any types which must be copied?
2046 if (copyCount > 0) {
2047 // Yes. Are we only doing the copy to ensure
2048 // that autoConnect occurs?
2049 if (realCopy) {
2050 // Nope. We need to go back thru the list and
2051 // mark any strings so that they will be copied
2052 // to preserve any shared references...
2053 for (int i = 0; i < args.length; i++) {
2054 if (args[i].getTypeCode() == TYPE_STRING) {
2055 copyArg[i] = true;
2056 copyCount++;
2057 }
2058 }
2059 }
2061 // We're ready to generate code. Do we have more than
2062 // one to copy?
2063 if (copyCount > 1) {
2064 // Generate a call to copyObjects...
2065 String arrayName = getVariableName("copies");
2066 p.p("Object[] " + arrayName + " = Util.copyObjects(new Object[]{");
2067 boolean first = true;
2068 for (int i = 0; i < args.length; i++) {
2069 if (copyArg[i]) {
2070 if (!first) {
2071 p.p(",");
2072 }
2073 first = false;
2074 p.p(origNames[i]);
2075 }
2076 }
2077 p.pln("},_orb());");
2079 // For each of the types which was copied, create
2080 // a local temporary for it, updating the result
2081 // array with the new local parameter name...
2082 int copyIndex = 0 ;
2083 for (int i = 0; i < args.length; i++) {
2084 if (copyArg[i]) {
2085 result[i] = getVariableName(result[i]+"Copy");
2086 p.pln( getName(args[i]) + " " + result[i] + " = (" + getName(args[i]) + ") " +
2087 arrayName + "[" + copyIndex++ +"];");
2088 }
2089 }
2090 } else {
2091 // Generate a call to copyObject, updating the result
2092 // with the new local parameter name...
2093 result[firstCopiedArg] = getVariableName(result[firstCopiedArg]+"Copy");
2094 p.pln( getName(args[firstCopiedArg]) + " " + result[firstCopiedArg] + " = (" +
2095 getName(args[firstCopiedArg]) + ") Util.copyObject(" +
2096 origNames[firstCopiedArg] + ",_orb());");
2097 }
2098 }
2100 return result;
2101 }
2103 static final String SINGLE_SLASH = "\\";
2104 static final String DOUBLE_SLASH = SINGLE_SLASH + SINGLE_SLASH;
2106 String getRepositoryID(Type type) {
2107 return IDLNames.replace(type.getRepositoryID(), SINGLE_SLASH, DOUBLE_SLASH);
2108 }
2110 String getExceptionRepositoryID(Type type) {
2111 ClassType theType = (ClassType) type;
2112 return IDLNames.getIDLRepositoryID(theType.getQualifiedIDLExceptionName(false));
2113 }
2115 String getVariableName(String proposed) {
2116 while (namesInUse.contains(proposed)) {
2117 proposed = "$" + proposed;
2118 }
2120 return proposed;
2121 }
2123 void addNamesInUse(CompoundType.Method[] methods) {
2124 for (int i = 0; i < methods.length; i++) {
2125 addNamesInUse(methods[i]);
2126 }
2127 }
2129 void addNamesInUse(CompoundType.Method method) {
2130 String paramNames[] = method.getArgumentNames();
2131 for (int i = 0; i < paramNames.length; i++) {
2132 addNameInUse(paramNames[i]);
2133 }
2134 }
2136 void addNameInUse(String name) {
2137 namesInUse.add(name);
2138 }
2140 static boolean mustCopy(Type type) {
2141 switch (type.getTypeCode()) {
2142 case TYPE_VOID:
2143 case TYPE_BOOLEAN:
2144 case TYPE_BYTE:
2145 case TYPE_CHAR:
2146 case TYPE_SHORT:
2147 case TYPE_INT:
2148 case TYPE_LONG:
2149 case TYPE_FLOAT:
2150 case TYPE_DOUBLE:
2151 case TYPE_STRING: return false;
2153 case TYPE_ANY: return true;
2155 case TYPE_CORBA_OBJECT: return false;
2157 case TYPE_REMOTE:
2158 case TYPE_ABSTRACT:
2159 case TYPE_NC_INTERFACE:
2160 case TYPE_VALUE:
2161 case TYPE_IMPLEMENTATION:
2162 case TYPE_NC_CLASS:
2163 case TYPE_ARRAY:
2164 case TYPE_JAVA_RMI_REMOTE: return true;
2166 default: throw new Error("unexpected type code: " + type.getTypeCode());
2167 }
2168 }
2170 ValueType[] getStubExceptions (CompoundType.Method method, boolean sort) {
2172 ValueType[] list = method.getFilteredStubExceptions(method.getExceptions());
2174 // Sort the list so that all org.omg.CORBA.UserException
2175 // subtypes are at the beginning of the list. This ensures
2176 // that the stub will not call read_string() before calling
2177 // XXHelper.read().
2179 if (sort) {
2180 Arrays.sort(list,new UserExceptionComparator());
2181 }
2183 return list;
2184 }
2186 ValueType[] getTieExceptions (CompoundType.Method method) {
2187 return method.getUniqueCatchList(method.getImplExceptions());
2188 }
2190 void writeTieMethod(IndentingWriter p, CompoundType type,
2191 CompoundType.Method method) throws IOException {
2192 String methodName = method.getName();
2193 Type paramTypes[] = method.getArguments();
2194 String paramNames[] = method.getArgumentNames();
2195 Type returnType = method.getReturnType();
2196 ValueType[] exceptions = getTieExceptions(method);
2197 String in = getVariableName("in");
2198 String ex = getVariableName("ex");
2199 String out = getVariableName("out");
2200 String reply = getVariableName("reply");
2202 for (int i = 0; i < paramTypes.length; i++) {
2203 p.p(getName(paramTypes[i])+" "+paramNames[i]+" = ");
2204 writeUnmarshalArgument(p, in, paramTypes[i], null);
2205 p.pln();
2206 }
2208 boolean handleExceptions = exceptions != null;
2209 boolean doReturn = !returnType.isType(TYPE_VOID);
2211 if (handleExceptions && doReturn) {
2212 String objName = testUtil(getName(returnType), returnType);
2213 p.pln(objName+" result;");
2214 }
2216 if (handleExceptions)
2217 p.plnI("try {");
2219 if (doReturn) {
2220 if (handleExceptions) {
2221 p.p("result = ");
2222 } else {
2223 p.p(getName(returnType)+" result = ");
2224 }
2225 }
2227 p.p("target."+methodName+"(");
2228 for(int i = 0; i < paramNames.length; i++) {
2229 if (i > 0)
2230 p.p(", ");
2231 p.p(paramNames[i]);
2232 }
2233 p.pln(");");
2235 if (handleExceptions) {
2236 for(int i = 0; i < exceptions.length; i++) {
2237 p.pOlnI("} catch ("+getName(exceptions[i])+" "+ex+") {");
2239 // Is this our IDLEntity Exception special case?
2241 if (exceptions[i].isIDLEntityException() && !exceptions[i].isCORBAUserException()) {
2243 // Yes...
2245 String helperName = IDLNames.replace(exceptions[i].getQualifiedIDLName(false),"::",".");
2246 helperName += "Helper";
2247 p.pln(idOutputStream+" "+out +" = "+reply+".createExceptionReply();");
2248 p.pln(helperName+".write("+out+","+ex+");");
2250 } else {
2252 // No...
2254 p.pln("String id = \"" + getExceptionRepositoryID(exceptions[i]) + "\";");
2255 p.plnI(idExtOutputStream + " "+out+" = ");
2256 p.pln("(" + idExtOutputStream + ") "+reply+".createExceptionReply();");
2257 p.pOln(out+".write_string(id);");
2258 p.pln(out+".write_value("+ex+"," + getName(exceptions[i]) + ".class);");
2259 }
2261 p.pln("return "+out+";");
2262 }
2263 p.pOln("}");
2264 }
2266 if (needNewWriteStreamClass(returnType)) {
2267 p.plnI(idExtOutputStream + " "+out+" = ");
2268 p.pln("(" + idExtOutputStream + ") "+reply+".createReply();");
2269 p.pO();
2270 } else {
2271 p.pln("OutputStream "+out+" = "+reply+".createReply();");
2272 }
2274 if (doReturn) {
2275 writeMarshalArgument(p, out, returnType, "result");
2276 p.pln();
2277 }
2279 p.pln("return "+out+";");
2280 }
2283 /**
2284 * Write Java statements to marshal a series of values in order as
2285 * named in the "names" array, with types as specified in the "types"
2286 * array", to the java.io.ObjectOutput stream named "stream".
2287 */
2288 void writeMarshalArguments(IndentingWriter p,
2289 String streamName,
2290 Type[] types, String[] names)
2291 throws IOException
2292 {
2293 if (types.length != names.length) {
2294 throw new Error("paramter type and name arrays different sizes");
2295 }
2297 for (int i = 0; i < types.length; i++) {
2298 writeMarshalArgument(p, streamName, types[i], names[i]);
2299 if (i != types.length -1) {
2300 p.pln();
2301 }
2302 }
2303 }
2305 /**
2306 * Added for IASRI 4987274. Remote classes named "Util" were
2307 * getting confused with javax.rmi.CORBA.Util and the
2308 * unqualifiedName "Util".
2309 */
2310 String testUtil(String objectName, Type ttype) {
2311 if (objectName.equals("Util")) {
2312 String correctedName = (String)ttype.getPackageName() + "." + objectName;
2313 return correctedName;
2314 } else {
2315 return objectName;
2316 }
2317 }
2318 }
2320 class StringComparator implements java.util.Comparator {
2321 public int compare(Object o1, Object o2) {
2322 String s1 = (String)o1;
2323 String s2 = (String)o2;
2324 return s1.compareTo(s2);
2325 }
2326 }
2329 class UserExceptionComparator implements java.util.Comparator {
2330 public int compare(Object o1, Object o2) {
2331 ValueType v1 = (ValueType)o1;
2332 ValueType v2 = (ValueType)o2;
2333 int result = 0;
2334 if (isUserException(v1)) {
2335 if (!isUserException(v2)) {
2336 result = -1;
2337 }
2338 } else if (isUserException(v2)) {
2339 if (!isUserException(v1)) {
2340 result = 1;
2341 }
2342 }
2343 return result;
2344 }
2346 final boolean isUserException(ValueType it) {
2347 return it.isIDLEntityException() && !it.isCORBAUserException();
2348 }
2349 }
