| /* |
| * Copyright (c) 1998, 2013, 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. |
| */ |
| |
| /* |
| * Licensed Materials - Property of IBM |
| * RMI-IIOP v1.0 |
| * Copyright IBM Corp. 1998 1999 All Rights Reserved |
| * |
| */ |
| |
| package sun.rmi.rmic.iiop; |
| |
| import java.util.Arrays; |
| import java.util.Vector; |
| import sun.tools.java.Identifier; |
| import sun.tools.java.ClassNotFound; |
| import sun.tools.java.ClassDefinition; |
| import sun.tools.java.ClassDeclaration; |
| import sun.tools.java.MemberDefinition; |
| import sun.tools.java.CompilerError; |
| import sun.tools.tree.Node; |
| import sun.tools.tree.LocalMember; |
| import sun.tools.tree.CharExpression; |
| import sun.tools.tree.IntegerExpression; |
| import sun.rmi.rmic.IndentingWriter; |
| import java.io.IOException; |
| import java.util.HashSet; |
| import java.util.Enumeration; |
| import java.io.File; |
| |
| /** |
| * A CompoundType is an abstract base class for all IIOP class and |
| * interface types. |
| * |
| * @author Bryan Atsatt |
| */ |
| public abstract class CompoundType extends Type { |
| |
| protected Method[] methods; |
| protected InterfaceType[] interfaces; |
| protected Member[] members; |
| protected ClassDefinition classDef; |
| protected ClassDeclaration classDecl; |
| |
| protected boolean isCORBAObject = false; |
| protected boolean isIDLEntity = false; |
| protected boolean isAbstractBase = false; |
| protected boolean isValueBase = false; |
| protected boolean isCORBAUserException = false; |
| protected boolean isException = false; |
| protected boolean isCheckedException = false; |
| protected boolean isRemoteExceptionOrSubclass = false; |
| protected String idlExceptionName; |
| protected String qualifiedIDLExceptionName; |
| |
| //_____________________________________________________________________ |
| // Public Interfaces |
| //_____________________________________________________________________ |
| |
| /** |
| * Return true if this type implements |
| * org.omg.CORBA.Object. |
| */ |
| public boolean isCORBAObject () { |
| return isCORBAObject; |
| } |
| |
| /** |
| * Return true if this type implements |
| * org.omg.CORBA.portable.IDLEntity. |
| */ |
| public boolean isIDLEntity () { |
| return isIDLEntity; |
| } |
| |
| /** |
| * Return true if this type implements |
| * org.omg.CORBA.portable.ValueBase. |
| */ |
| public boolean isValueBase () { |
| return isValueBase; |
| } |
| |
| /** |
| * Return true if this type is a CORBA |
| * abstract interface. |
| */ |
| public boolean isAbstractBase () { |
| return isAbstractBase; |
| } |
| |
| /** |
| * Return true if this type is an exception. |
| */ |
| public boolean isException () { |
| return isException; |
| } |
| |
| /** |
| * Return true if this type is a "checked" exception. |
| * Result if valid iff isException() returns true. |
| */ |
| public boolean isCheckedException () { |
| return isCheckedException; |
| } |
| |
| /** |
| * Return true if this type is a java.rmi.RemoteException |
| * or one of its subclasses. Result if valid iff isException() |
| * returns true. |
| */ |
| public boolean isRemoteExceptionOrSubclass () { |
| return isRemoteExceptionOrSubclass; |
| } |
| |
| /** |
| * Return true if this type is exactly |
| * org.omg.CORBA.UserException. |
| */ |
| public boolean isCORBAUserException () { |
| return isCORBAUserException; |
| } |
| |
| /** |
| * Return true if this type implements |
| * isIDLEntity() && isException(). |
| */ |
| public boolean isIDLEntityException () { |
| return isIDLEntity() && isException(); |
| } |
| /** |
| * Return true if isIDLEntity() && !isValueBase() |
| * && !isAbstractBase() && !isCORBAObject() |
| * && !isIDLEntityException(). |
| */ |
| public boolean isBoxed () { |
| return (isIDLEntity() && !isValueBase() && |
| !isAbstractBase() && !isCORBAObject() && |
| !isIDLEntityException()); |
| } |
| |
| /** |
| * If this type represents an exception, return the |
| * IDL name including the "Ex" mangling, otherwise |
| * return null. |
| */ |
| public String getIDLExceptionName () { |
| return idlExceptionName; |
| } |
| |
| /** |
| * If this type represents an exception, return the |
| * qualified IDL name including the "Ex" mangling, |
| * otherwise return null. |
| * @param global If true, prepends "::". |
| */ |
| public String getQualifiedIDLExceptionName (boolean global) { |
| if (qualifiedIDLExceptionName != null && |
| global && |
| getIDLModuleNames().length > 0) { |
| return IDL_NAME_SEPARATOR + qualifiedIDLExceptionName; |
| } else { |
| return qualifiedIDLExceptionName; |
| } |
| } |
| |
| /** |
| * Return signature for this type (e.g. com.acme.Dynamite |
| * would return "com.acme.Dynamite", byte = "B") |
| */ |
| public String getSignature() { |
| String sig = classDecl.getType().getTypeSignature(); |
| if (sig.endsWith(";")) { |
| sig = sig.substring(0,sig.length()-1); |
| } |
| return sig; |
| } |
| |
| /** |
| * Return the ClassDeclaration for this type. |
| */ |
| public ClassDeclaration getClassDeclaration() { |
| return classDecl; |
| } |
| |
| /** |
| * Return the ClassDefinition for this type. |
| */ |
| public ClassDefinition getClassDefinition() { |
| return classDef; |
| } |
| |
| /** |
| * Return the parent class of this type. Returns null if this |
| * type is an interface or if there is no parent. |
| */ |
| public ClassType getSuperclass() { |
| return null; |
| } |
| |
| /** |
| * Return an array of interfaces directly implemented by this type. |
| * <p> |
| * The order of the array returned is arbitrary. |
| */ |
| public InterfaceType[] getInterfaces() { |
| if( interfaces != null ) { |
| return (InterfaceType[]) interfaces.clone(); |
| } |
| return null; |
| } |
| |
| /** |
| * Return an array of Type.Method objects representing all |
| * of the methods implemented directly by this type. |
| */ |
| public Method[] getMethods() { |
| if( methods != null ) { |
| return (Method[]) methods.clone(); |
| } |
| return null; |
| } |
| |
| /** |
| * Return an array of Type.Member objects representing all of |
| * the data members directly implemented by this interface. |
| */ |
| public Member[] getMembers() { |
| if( members != null ) { |
| return (Member[]) members.clone(); |
| } |
| return null; |
| } |
| |
| /** |
| * Create a CompoundType object for the given class. |
| * |
| * If the class is not a properly formed or if some other error occurs, the |
| * return value will be null, and errors will have been reported to the |
| * supplied BatchEnvironment. |
| */ |
| public static CompoundType forCompound (ClassDefinition classDef, |
| ContextStack stack) { |
| CompoundType result = null; |
| |
| try { |
| result = (CompoundType) makeType(classDef.getType(),classDef,stack); |
| } catch (ClassCastException e) {} |
| |
| return result; |
| } |
| |
| |
| //_____________________________________________________________________ |
| // Subclass/Internal Interfaces |
| //_____________________________________________________________________ |
| |
| /** |
| * Release all resources. |
| */ |
| protected void destroy () { |
| if (!destroyed) { |
| super.destroy(); |
| |
| if (methods != null) { |
| for (int i = 0; i < methods.length; i++) { |
| if (methods[i] != null) methods[i].destroy(); |
| } |
| methods = null; |
| } |
| |
| if (interfaces != null) { |
| for (int i = 0; i < interfaces.length; i++) { |
| if (interfaces[i] != null) interfaces[i].destroy(); |
| } |
| interfaces = null; |
| } |
| |
| if (members != null) { |
| for (int i = 0; i < members.length; i++) { |
| if (members[i] != null) members[i].destroy(); |
| } |
| members = null; |
| } |
| |
| classDef = null; |
| classDecl = null; |
| } |
| } |
| |
| /* |
| * Load a Class instance. Return null if fail. |
| */ |
| protected Class loadClass() { |
| |
| Class ourClass = null; |
| |
| // To avoid getting out-of-date Class instances, and |
| // to ensure that there is an instance, we must compile |
| // any classes that we've seen and which are not yet |
| // compiled. We can't just compile this class, 'cuz it |
| // may have dependencies on classes which have not been |
| // compiled... |
| |
| try { |
| env.getMain().compileAllClasses(env); |
| } catch (Exception e1) { |
| for (Enumeration e = env.getClasses() ; e.hasMoreElements() ; ) { |
| ClassDeclaration c = (ClassDeclaration)e.nextElement(); |
| } |
| failedConstraint(26,false,stack,"required classes"); |
| env.flushErrors(); |
| } |
| |
| // Now try to get the Class... |
| // The outer try block is there for people who might want to use |
| // the compiler at run-time of their AS. |
| // They could set and use their own context class loader for loading |
| // classes directly. |
| try { |
| ClassLoader cl = Thread.currentThread().getContextClassLoader(); |
| ourClass = cl.loadClass(getQualifiedName()); |
| } catch(ClassNotFoundException cfe) { |
| |
| try { |
| ourClass = env.classPathLoader.loadClass(getQualifiedName()); |
| } catch (NullPointerException e) { |
| // This should never happen |
| } catch (ClassNotFoundException e) { |
| // Fall through to the next case (which is to look in the |
| // output directory for generated files) |
| } |
| } |
| |
| /* This piece of code used to cause the compiler to ignore jar files |
| on its classpath |
| try { |
| ourClass = Util.loadClass(getQualifiedName(),null,null); |
| } catch (ClassNotFoundException e) { |
| } catch (LinkageError e) { |
| } |
| */ |
| |
| if (ourClass == null) { |
| |
| // Try one last thing. If the class was compiled into |
| // a directory that's not in the classpath, the load |
| // will fail. Let's get the bits off the disk and load |
| // it directly... |
| |
| if (env.loader == null) { |
| File destDir = env.getMain().getDestinationDir(); |
| if (destDir == null) { |
| destDir = new File("."); |
| } |
| env.loader = new DirectoryLoader(destDir); |
| } |
| |
| try { |
| ourClass = env.loader.loadClass(getQualifiedName()); |
| } catch (Exception e) {} |
| } |
| |
| return ourClass; |
| } |
| |
| // Print "extends XX" |
| |
| protected boolean printExtends (IndentingWriter writer, |
| boolean useQualifiedNames, |
| boolean useIDLNames, |
| boolean globalIDLNames) throws IOException { |
| |
| ClassType parent = getSuperclass(); |
| |
| if (parent != null && (!useIDLNames || |
| (!parent.isType(TYPE_ANY) && !parent.isType(TYPE_CORBA_OBJECT)))) { |
| writer.p(" extends "); |
| parent.printTypeName(writer,useQualifiedNames,useIDLNames,globalIDLNames); |
| return true; |
| } |
| return false; |
| } |
| |
| // Print "implements XX, YY" |
| |
| protected void printImplements (IndentingWriter writer, |
| String prefix, |
| boolean useQualifiedNames, |
| boolean useIDLNames, |
| boolean globalIDLNames) throws IOException { |
| |
| InterfaceType[] interfaces = getInterfaces(); |
| |
| String adjective = " implements"; |
| |
| if (isInterface()) { |
| adjective = " extends"; |
| } |
| |
| if (useIDLNames) { |
| adjective = ":"; |
| } |
| |
| for (int i = 0; i < interfaces.length; i++) { |
| if (!useIDLNames || (!interfaces[i].isType(TYPE_ANY) && !interfaces[i].isType(TYPE_CORBA_OBJECT))) { |
| if (i == 0) { |
| writer.p(prefix + adjective + " "); |
| } else { |
| writer.p(", "); |
| } |
| interfaces[i].printTypeName(writer,useQualifiedNames,useIDLNames,globalIDLNames); |
| } |
| } |
| } |
| |
| // Print members |
| |
| protected void printMembers ( IndentingWriter writer, |
| boolean useQualifiedNames, |
| boolean useIDLNames, |
| boolean globalIDLNames) throws IOException { |
| |
| CompoundType.Member[] members = getMembers(); |
| |
| for (int i = 0; i < members.length; i++) { |
| if (!members[i].isInnerClassDeclaration()) { |
| Type it = members[i].getType(); |
| String visibility = members[i].getVisibility(); |
| String name; |
| |
| if (useIDLNames) { |
| name = members[i].getIDLName(); |
| } else { |
| name = members[i].getName(); |
| } |
| |
| String value = members[i].getValue(); |
| |
| writer.p(visibility); |
| if (visibility.length() > 0) { |
| writer.p(" "); |
| } |
| it.printTypeName(writer,useQualifiedNames,useIDLNames,globalIDLNames); |
| writer.p(" " + name); |
| |
| if (value != null) { |
| writer.pln(" = " + value + ";"); |
| } else { |
| writer.pln(";"); |
| } |
| } |
| } |
| } |
| |
| // Print methods |
| |
| protected void printMethods ( IndentingWriter writer, |
| boolean useQualifiedNames, |
| boolean useIDLNames, |
| boolean globalIDLNames) throws IOException { |
| |
| CompoundType.Method[] methods = getMethods(); |
| |
| for (int m = 0; m < methods.length; m++) { |
| CompoundType.Method theMethod = methods[m]; |
| printMethod(theMethod,writer,useQualifiedNames,useIDLNames,globalIDLNames); |
| } |
| } |
| |
| // Print a method... |
| |
| protected void printMethod (CompoundType.Method it, |
| IndentingWriter writer, |
| boolean useQualifiedNames, |
| boolean useIDLNames, |
| boolean globalIDLNames) throws IOException { |
| |
| |
| // Write visibility... |
| |
| String visibility = it.getVisibility(); |
| |
| writer.p(visibility); |
| if (visibility.length() > 0) { |
| writer.p(" "); |
| } |
| |
| // Write return type... |
| |
| it.getReturnType().printTypeName(writer,useQualifiedNames,useIDLNames,globalIDLNames); |
| |
| // Write method name... |
| |
| if (useIDLNames) { |
| writer.p(" " + it.getIDLName()); |
| } else { |
| writer.p(" " + it.getName()); |
| } |
| |
| // Write arguments... |
| |
| writer.p(" ("); |
| Type[] args = it.getArguments(); |
| String[] argNames = it.getArgumentNames(); |
| |
| for (int i = 0; i < args.length; i++) { |
| if (i > 0) { |
| writer.p(", "); |
| } |
| |
| if (useIDLNames) { |
| writer.p("in "); |
| } |
| |
| args[i].printTypeName(writer,useQualifiedNames,useIDLNames,globalIDLNames); |
| writer.p(" " + argNames[i]); |
| } |
| writer.p(")"); |
| |
| // Write exceptions... |
| |
| ClassType[] exceptions; |
| |
| if (isType(TYPE_IMPLEMENTATION)) { |
| exceptions = it.getImplExceptions(); |
| } else { |
| exceptions = it.getExceptions(); |
| } |
| |
| for (int i = 0; i < exceptions.length; i++) { |
| if (i == 0) { |
| if (useIDLNames) { |
| writer.p(" raises ("); |
| } else { |
| writer.p(" throws "); |
| } |
| } else { |
| writer.p(", "); |
| } |
| |
| if (useIDLNames) { |
| if (useQualifiedNames) { |
| writer.p(exceptions[i].getQualifiedIDLExceptionName(globalIDLNames)); |
| } else { |
| writer.p(exceptions[i].getIDLExceptionName()); |
| } |
| writer.p(" [a.k.a. "); |
| exceptions[i].printTypeName(writer,useQualifiedNames,useIDLNames,globalIDLNames); |
| writer.p("]"); |
| } else { |
| exceptions[i].printTypeName(writer,useQualifiedNames,useIDLNames,globalIDLNames); |
| } |
| } |
| |
| if (useIDLNames && exceptions.length > 0) { |
| writer.p(")"); |
| } |
| |
| if (it.isInherited()) { |
| writer.p(" // Inherited from "); |
| writer.p(it.getDeclaredBy()); |
| } |
| |
| writer.pln(";"); |
| } |
| |
| /** |
| * Create a CompoundType instance for the given class. NOTE: This constructor |
| * is ONLY for SpecialClassType and SpecialInterfaceType. |
| */ |
| protected CompoundType(ContextStack stack, int typeCode, ClassDefinition classDef) { |
| super(stack,typeCode); |
| this.classDef = classDef; |
| classDecl = classDef.getClassDeclaration(); |
| interfaces = new InterfaceType[0]; |
| methods = new Method[0]; |
| members = new Member[0]; |
| |
| // If we are an inner class/interface, reset the type codes... |
| |
| if (classDef.isInnerClass()) { |
| setTypeCode(typeCode | TM_INNER); |
| } |
| |
| // Set special flags... |
| |
| setFlags(); |
| } |
| |
| private void setFlags() { |
| |
| try { |
| |
| // Set our special interface flags... |
| |
| isCORBAObject = env.defCorbaObject.implementedBy(env,classDecl); |
| isIDLEntity = env.defIDLEntity.implementedBy(env,classDecl); |
| isValueBase = env.defValueBase.implementedBy(env,classDecl); |
| isAbstractBase = isInterface() && // Interface, not a class. |
| isIDLEntity && // Implements IDLEntity. |
| !isValueBase && // Does not implement ValueBase. |
| !isCORBAObject; // Does not implement org.omg.CORBA.Object; |
| isCORBAUserException = (classDecl.getName() == idCorbaUserException); |
| |
| // Is this an exception? |
| |
| if (env.defThrowable.implementedBy(env, classDecl)) { |
| |
| // Yes... |
| |
| isException = true; |
| |
| // Is it a checked exception? |
| |
| if (env.defRuntimeException.implementedBy(env,classDecl) || |
| env.defError.implementedBy(env,classDecl)) { |
| isCheckedException = false; |
| } else { |
| isCheckedException = true; |
| } |
| |
| // Is it java.rmi.RemoteException or a subclass? |
| |
| if (env.defRemoteException.implementedBy(env,classDecl)) { |
| isRemoteExceptionOrSubclass = true; |
| } else { |
| isRemoteExceptionOrSubclass = false; |
| } |
| } else { |
| isException = false; |
| } |
| } catch (ClassNotFound e) { |
| classNotFound(stack,e); |
| } |
| } |
| |
| /** |
| * Create a CompoundType instance for the given class. The resulting |
| * object is not yet completely initialized. |
| */ |
| protected CompoundType(ContextStack stack, ClassDefinition classDef, |
| int typeCode) { |
| super(stack,typeCode); |
| this.classDef = classDef; |
| classDecl = classDef.getClassDeclaration(); |
| |
| // If we are an inner class/interface, reset the type codes... |
| |
| if (classDef.isInnerClass()) { |
| setTypeCode(typeCode | TM_INNER); |
| } |
| |
| // Set special flags... |
| |
| setFlags(); |
| |
| // Set names... |
| |
| Identifier id = classDef.getName(); |
| String idlName; |
| String[] idlModuleNames; |
| |
| try { |
| |
| // These can fail if we get case-sensitive name matches... |
| |
| idlName = IDLNames.getClassOrInterfaceName(id,env); |
| idlModuleNames = IDLNames.getModuleNames(id,isBoxed(),env); |
| |
| setNames(id,idlModuleNames,idlName); |
| |
| // Is this an exception? |
| |
| if (isException()) { |
| |
| // Yes, so set our mangled exception names... |
| |
| isException = true; |
| idlExceptionName = IDLNames.getExceptionName(getIDLName()); |
| qualifiedIDLExceptionName = |
| IDLNames.getQualifiedName(getIDLModuleNames(),idlExceptionName); |
| } |
| |
| // Set interfaces, methods and members... |
| |
| interfaces = null; // set in initialize() |
| methods = null; // set in initialize() |
| members = null; // set in initialize() |
| |
| } catch (Exception e) { |
| failedConstraint(7,false,stack,id.toString(),e.getMessage()); |
| throw new CompilerError(""); |
| } |
| } |
| |
| /** |
| * Initialize this instance. |
| */ |
| protected boolean initialize ( Vector directInterfaces, |
| Vector directMethods, |
| Vector directMembers, |
| ContextStack stack, |
| boolean quiet) { |
| |
| boolean result = true; |
| |
| // Initialize our arrays... |
| |
| if (directInterfaces != null && directInterfaces.size() > 0) { |
| interfaces = new InterfaceType[directInterfaces.size()]; |
| directInterfaces.copyInto(interfaces); |
| } else { |
| interfaces = new InterfaceType[0]; |
| } |
| |
| if (directMethods != null && directMethods.size() > 0) { |
| methods = new Method[directMethods.size()]; |
| directMethods.copyInto(methods); |
| |
| // Now set the idl names for each... |
| |
| try { |
| IDLNames.setMethodNames(this, methods,env); |
| } catch (Exception e) { |
| failedConstraint(13,quiet,stack,getQualifiedName(),e.getMessage()); |
| result = false; |
| } |
| |
| } else { |
| methods = new Method[0]; |
| } |
| |
| if (directMembers != null && directMembers.size() > 0) { |
| members = new Member[directMembers.size()]; |
| directMembers.copyInto(members); |
| |
| // If we have any un-initialized inner classes, now is the time |
| // to init them... |
| |
| for (int i = 0; i < members.length; i++) { |
| if (members[i].isInnerClassDeclaration()) { |
| try { |
| members[i].init(stack,this); |
| } catch (CompilerError e) { |
| return false; |
| } |
| } |
| } |
| |
| // Now set the idl names for each... |
| |
| try { |
| IDLNames.setMemberNames(this, members,methods,env); |
| } catch (Exception e) { |
| int constraint = classDef.isInterface() ? 19 : 20; |
| failedConstraint(constraint,quiet,stack,getQualifiedName(),e.getMessage()); |
| result = false; |
| } |
| |
| } else { |
| members = new Member[0]; |
| } |
| |
| // Set our repositoryID... |
| |
| if (result) { |
| result = setRepositoryID(); |
| } |
| |
| return result; |
| } |
| |
| /* |
| * Return Type or null if error. classDef may be null. |
| */ |
| protected static Type makeType (sun.tools.java.Type theType, |
| ClassDefinition classDef, |
| ContextStack stack) { |
| |
| if (stack.anyErrors()) return null; |
| |
| // See if we can find this type in the cache. If so, return it... |
| |
| String key = theType.toString(); |
| |
| Type result = getType(key,stack); |
| |
| if (result != null) { |
| return result; |
| } |
| |
| // Gotta try with context... |
| |
| result = getType(key + stack.getContextCodeString(),stack); |
| |
| if (result != null) { |
| return result; |
| } |
| |
| // Gotta map it... |
| |
| BatchEnvironment env = stack.getEnv(); |
| int typeCode = theType.getTypeCode(); |
| switch (typeCode) { |
| case TC_BOOLEAN: |
| case TC_BYTE: |
| case TC_CHAR: |
| case TC_SHORT: |
| case TC_INT: |
| case TC_LONG: |
| case TC_FLOAT: |
| case TC_DOUBLE: |
| { |
| // Primitive... |
| |
| result = PrimitiveType.forPrimitive(theType,stack); |
| break; |
| } |
| |
| case TC_ARRAY: |
| { |
| // Array. |
| |
| result = ArrayType.forArray(theType,stack); |
| break; |
| } |
| |
| case TC_CLASS: |
| { |
| try { |
| // First, make sure we have the class definition... |
| |
| ClassDefinition theClass = classDef; |
| |
| if (theClass == null) { |
| theClass = env.getClassDeclaration(theType).getClassDefinition(env); |
| } |
| |
| // Is it an interface or a class? |
| |
| if (theClass.isInterface()) { |
| |
| // An interface. Is it a special case? |
| |
| result = SpecialInterfaceType.forSpecial(theClass,stack); |
| |
| if (result == null) { |
| |
| // No, does it implement java.rmi.Remote? |
| |
| if (env.defRemote.implementedBy(env,theClass.getClassDeclaration())) { |
| |
| // Yep, so just see if we can create an instance of RemoteType |
| // from it... |
| |
| boolean parentIsValue = stack.isParentAValue(); |
| result = RemoteType.forRemote(theClass,stack,parentIsValue); |
| |
| // If we did not succeed AND we are in a value context, then |
| // go ahead and make an NC type out of it... |
| |
| if (result == null && parentIsValue) { |
| result = NCInterfaceType.forNCInterface(theClass,stack); |
| } |
| } else { |
| |
| // Nope, is it an AbstractType? |
| |
| result = AbstractType.forAbstract(theClass,stack,true); |
| |
| if (result == null) { |
| |
| // No, so treat it as a non-conforming interface type... |
| |
| result = NCInterfaceType.forNCInterface(theClass,stack); |
| } |
| } |
| } |
| } else { |
| |
| // A class. Is it a special case? |
| |
| result = SpecialClassType.forSpecial(theClass,stack); |
| |
| if (result == null) { |
| |
| ClassDeclaration classDecl = theClass.getClassDeclaration(); |
| |
| // Nope, does it implement java.rmi.Remote? |
| |
| if (env.defRemote.implementedBy(env,classDecl)) { |
| |
| // Yep, so just see if we can create an instance of |
| // ImplementationType from it... |
| |
| boolean parentIsValue = stack.isParentAValue(); |
| result = ImplementationType.forImplementation(theClass,stack,parentIsValue); |
| |
| // If we did not succeed AND inValue is true, then |
| // go ahead and make an NC type out of it... |
| |
| if (result == null && parentIsValue) { |
| result = NCClassType.forNCClass(theClass,stack); |
| } |
| } else { |
| |
| // No, does it implement Serializable? |
| |
| if (env.defSerializable.implementedBy(env,classDecl)) { |
| |
| // Yep, so just see if we can create an instance of ValueType |
| // from it... |
| |
| result = ValueType.forValue(theClass,stack,true); |
| } |
| |
| if (result == null) { |
| |
| // Treat it as a non-conforming class type... |
| |
| result = NCClassType.forNCClass(theClass,stack); |
| } |
| } |
| } |
| } |
| } catch (ClassNotFound e) { |
| classNotFound(stack,e); |
| } |
| break; |
| } |
| |
| default: throw new CompilerError("Unknown typecode (" + typeCode + ") for " + theType.getTypeSignature()); |
| } |
| |
| return result; |
| } |
| |
| /* |
| * Check if exception is RemoteException or one of its parents. |
| */ |
| public static boolean isRemoteException (ClassType ex, |
| BatchEnvironment env) { |
| sun.tools.java.Type exceptionType = ex.getClassDeclaration().getType(); |
| |
| if (exceptionType.equals(env.typeRemoteException) || |
| exceptionType.equals(env.typeIOException) || |
| exceptionType.equals(env.typeException) || |
| exceptionType.equals(env.typeThrowable)) { |
| |
| return true; |
| } |
| return false; |
| } |
| |
| /* |
| * Check if method is conforming. |
| */ |
| protected boolean isConformingRemoteMethod (Method method, boolean quiet) |
| throws ClassNotFound { |
| |
| // Do we have one exception that is RemoteException or |
| // a superclass of RemoteException? |
| |
| boolean haveRemote = false; |
| ClassType[] exceptions = method.getExceptions(); |
| |
| for (int i = 0; i < exceptions.length; i++) { |
| |
| // Is it a conforming exception? |
| |
| if (isRemoteException(exceptions[i],env)) { |
| |
| // Got it. |
| |
| haveRemote = true; |
| break; |
| } |
| } |
| |
| // Do we have our exception? |
| |
| if (!haveRemote) { |
| |
| // No, so report failure... |
| |
| failedConstraint(5,quiet,stack,method.getEnclosing(), method.toString()); |
| } |
| |
| // Are any of the arguments exceptions which implement IDLEntity? |
| // If so, report failure... |
| |
| boolean noIDLEntity = !isIDLEntityException(method.getReturnType(),method,quiet); |
| if (noIDLEntity) { |
| Type[] args = method.getArguments(); |
| for (int i = 0; i < args.length; i++) { |
| if (isIDLEntityException(args[i],method,quiet)) { |
| noIDLEntity = false; |
| break; |
| } |
| } |
| } |
| |
| return (haveRemote && noIDLEntity); |
| } |
| |
| protected boolean isIDLEntityException(Type type, CompoundType.Method method,boolean quiet) |
| throws ClassNotFound { |
| if (type.isArray()) { |
| type = type.getElementType(); |
| } |
| if (type.isCompound()){ |
| if (((CompoundType)type).isIDLEntityException()) { |
| failedConstraint(18,quiet,stack,method.getEnclosing(), method.toString()); |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * Convert all invalid types to valid ones. |
| */ |
| protected void swapInvalidTypes () { |
| |
| // Walk all interfaces and check them... |
| |
| for (int i = 0; i < interfaces.length; i++) { |
| if (interfaces[i].getStatus() != STATUS_VALID) { |
| interfaces[i] = (InterfaceType)getValidType(interfaces[i]); |
| } |
| } |
| |
| // Update methods... |
| |
| for (int i = 0; i < methods.length; i++) { |
| methods[i].swapInvalidTypes(); |
| } |
| |
| // Update members... |
| |
| for (int i = 0; i < members.length; i++) { |
| members[i].swapInvalidTypes(); |
| } |
| } |
| |
| /* |
| * Add matching types to list. Return true if this type has not |
| * been previously checked, false otherwise. |
| */ |
| protected boolean addTypes (int typeCodeFilter, |
| HashSet checked, |
| Vector matching) { |
| |
| // Check self. |
| |
| boolean result = super.addTypes(typeCodeFilter,checked,matching); |
| |
| // Have we been checked before? |
| |
| if (result) { |
| |
| // Nope, so walk parent(s) and check them... |
| |
| ClassType parent = getSuperclass(); |
| |
| if (parent != null) { |
| parent.addTypes(typeCodeFilter,checked,matching); |
| } |
| |
| // Walk all interfaces and check them... |
| |
| //if (interfaces == null) System.out.println("NULL for " +getQualifiedName() + " interfaces"); |
| for (int i = 0; i < interfaces.length; i++) { |
| |
| // Now recurse and add it and any referenced types... |
| |
| //if (interfaces[i] == null) System.out.println("NULL for " +getQualifiedName() + " interfaces[" + i + "]"); |
| interfaces[i].addTypes(typeCodeFilter,checked,matching); |
| } |
| |
| // Walk all methods and check arguments... |
| |
| //if (methods == null) System.out.println("NULL for " +getQualifiedName() + " methods"); |
| for (int i = 0; i < methods.length; i++) { |
| |
| // Add return type... |
| //if (methods[i] == null) System.out.println("NULL for " +getQualifiedName() + " methods[" + i + "]"); |
| //if (methods[i].getReturnType() == null) System.out.println("NULL for " +getQualifiedName() + methods[i]); |
| methods[i].getReturnType().addTypes(typeCodeFilter,checked,matching); |
| |
| // Add args... |
| |
| Type[] args = methods[i].getArguments(); |
| //if (args == null) System.out.println("NULL for " + getQualifiedName() + " args"); |
| |
| for (int j = 0; j < args.length; j++) { |
| |
| Type arg = args[j]; |
| //if (arg == null) System.out.println("NULL for " + getQualifiedName() + " arg[" +j+"]"); |
| |
| // Add argument... |
| |
| arg.addTypes(typeCodeFilter,checked,matching); |
| } |
| |
| // Add exceptions... |
| |
| ClassType[] exceptions = methods[i].getExceptions(); |
| //if (exceptions == null) System.out.println("NULL for " + getQualifiedName() + " exceptions"); |
| |
| for (int j = 0; j < exceptions.length; j++) { |
| |
| ClassType ex = exceptions[j]; |
| |
| // Add argument... |
| |
| ex.addTypes(typeCodeFilter,checked,matching); |
| } |
| } |
| |
| // Walk all members and add em... |
| |
| //if (members == null) System.out.println("NULL for " +getQualifiedName() + " members"); |
| for (int i = 0; i < members.length; i++) { |
| //if (members[i] == null) System.out.println("NULL for " +getQualifiedName() + " members[" + i + "]"); |
| Type cType = members[i].getType(); |
| //if (cType == null) System.out.println("NULL for " + getQualifiedName() + " cType"); |
| |
| // Add it... |
| |
| cType.addTypes(typeCodeFilter,checked,matching); |
| } |
| } |
| |
| return result; |
| } |
| |
| /* |
| * Return true if theType is a conforming constant type. |
| */ |
| private boolean isConformingConstantType (MemberDefinition member) { |
| return isConformingConstantType(member.getType(),member); |
| } |
| |
| /* |
| * Return true if theType is a conforming constant type. |
| */ |
| private boolean isConformingConstantType (sun.tools.java.Type theType,MemberDefinition member) { |
| |
| // Constraint 3: Constants must be either primitives or String. |
| |
| boolean result = true; |
| int typeCode = theType.getTypeCode(); |
| switch (typeCode) { |
| case TC_BOOLEAN: |
| case TC_BYTE: |
| case TC_CHAR: |
| case TC_SHORT: |
| case TC_INT: |
| case TC_LONG: |
| case TC_FLOAT: |
| case TC_DOUBLE: // Primitive, so OK... |
| { |
| break; |
| } |
| |
| case TC_CLASS: // Must be java.lang.String |
| { |
| if (theType.getClassName() != idJavaLangString) { |
| failedConstraint(3,false,stack,member.getClassDefinition(),member.getName()); |
| result = false; |
| } |
| break; |
| } |
| |
| case TC_ARRAY: // Array constants are not allowed. |
| { |
| failedConstraint(3,false,stack,member.getClassDefinition(),member.getName()); |
| result = false; |
| break; |
| } |
| |
| default: |
| throw new Error("unexpected type code: " + typeCode); |
| } |
| |
| return result; |
| } |
| |
| |
| /* |
| * Update any method from 'currentMethods' which is defined in a |
| * parent class so that it's 'declaredBy' field specifies the |
| * parent. |
| * @param current The class or interface to gather methods from. |
| * @param currentMethods The list into which to put the methods. |
| * for contraint 6. |
| * @param quiet true if silent errors. |
| * @param stack the context stack. |
| * @return currentMethods or null if failed a constraint check. |
| */ |
| protected Vector updateParentClassMethods(ClassDefinition current, |
| Vector currentMethods, |
| boolean quiet, |
| ContextStack stack) |
| throws ClassNotFound { |
| |
| ClassDeclaration parentDecl = current.getSuperClass(env); |
| |
| while (parentDecl != null) { |
| |
| ClassDefinition parentDef = parentDecl.getClassDefinition(env); |
| Identifier currentID = parentDecl.getName(); |
| |
| if ( currentID == idJavaLangObject ) break; |
| |
| // Walk all members of this class and update any that |
| // already exist in currentMethods... |
| |
| for (MemberDefinition member = parentDef.getFirstMember(); |
| member != null; |
| member = member.getNextMember()) { |
| |
| if (member.isMethod() && |
| !member.isInitializer() && |
| !member.isConstructor() && |
| !member.isPrivate()) { |
| |
| // It's a method. Is it valid? |
| |
| Method method; |
| try { |
| method = new Method((CompoundType)this,member,quiet,stack); |
| } catch (Exception e) { |
| // Don't report anything here, it's already been reported... |
| return null; |
| } |
| |
| // Have we already seen it? |
| |
| int index = currentMethods.indexOf(method); |
| if (index >= 0) { |
| |
| // Yes, so update it... |
| |
| Method currentMethod = (Method)currentMethods.elementAt(index); |
| currentMethod.setDeclaredBy(currentID); |
| } |
| else currentMethods.addElement(method); |
| } |
| } |
| |
| // Update parent and keep walking up the chain... |
| |
| parentDecl = parentDef.getSuperClass(env); |
| } |
| |
| return currentMethods; |
| } |
| |
| /* |
| * Add all of the public and protected methods defined in |
| * current (other than initializers) to allMethods. If a sub-interface |
| * re-declares an inherited method, it will not be added. |
| * @param current The class or interface to gather methods from. |
| * @param directMethods The list into which to put the methods. |
| * @param noMultiInheritedMethods A flag to enable/disable checking |
| * for contraint 6. |
| * @param quiet true if silent errors. |
| * @param stack the context stack. |
| * @return directMethods or null if failed a constraint check. |
| */ |
| protected Vector addAllMethods (ClassDefinition current, Vector directMethods, |
| boolean noMultiInheritedMethods, |
| boolean quiet, |
| ContextStack stack) |
| throws ClassNotFound { |
| |
| // Constraint 6: Multiple inherited interfaces may not |
| // declare the same method. |
| |
| ClassDeclaration[] interfaces = current.getInterfaces(); |
| |
| // We want to add members starting at the _least_ derived |
| // interfaces. To do so, recurse until we have no more |
| // interfaces... |
| |
| for (int i = 0; i < interfaces.length; i++) { |
| |
| Vector result = addAllMethods(interfaces[i].getClassDefinition(env), |
| directMethods, |
| noMultiInheritedMethods,quiet,stack); |
| if (result == null) { |
| return null; |
| } |
| } |
| |
| // Walk all members of this interface, adding any unique methods |
| // other than initializers and private methods... |
| |
| for (MemberDefinition member = current.getFirstMember(); |
| member != null; |
| member = member.getNextMember()) |
| { |
| if (member.isMethod() && |
| !member.isInitializer() && |
| !member.isPrivate()) { |
| |
| // It's a method. Is it valid? |
| |
| Method method; |
| try { |
| method = new Method((CompoundType)this,member,quiet,stack); |
| } catch (Exception e) { |
| // Don't report anything here, it's already been reported... |
| return null; |
| } |
| |
| // Have we already seen it? |
| |
| if (!directMethods.contains(method)) { |
| |
| // Nope, so add it... |
| |
| directMethods.addElement(method); |
| |
| } else { |
| |
| // Yes. This is an error unless we are looking at the |
| // target interface (or this is a ValueType). Are we? |
| |
| if (noMultiInheritedMethods && current != classDef && |
| !stack.isParentAValue() && !stack.getContext().isValue()) { |
| |
| // Nope. Say so and signal error by returning null.. |
| |
| Method existingMethod = (Method) directMethods.elementAt(directMethods.indexOf(method)); |
| ClassDefinition existingMemberClassDef = existingMethod.getMemberDefinition().getClassDefinition(); |
| |
| // There are more legal cases to consider here. |
| // If the two methods belong to interfaces that inherit from each other |
| // then it is just a redefinition which is legal. |
| if ( current != existingMemberClassDef && |
| ! inheritsFrom(current, existingMemberClassDef) && |
| ! inheritsFrom(existingMemberClassDef, current)) |
| { |
| //Identifier int1 = existingMethod.getEnclosing().getIdentifier(); |
| //Identifier int2 = current.getName(); |
| //String message = int1.toString() + " and " + int2.toString(); |
| String message = existingMemberClassDef.getName() + " and " + current.getName(); |
| failedConstraint(6,quiet,stack,classDef,message,method); |
| return null; |
| } |
| } |
| |
| // Bug fix 5014329 |
| |
| // find a matching method. |
| int index = directMethods.indexOf(method); |
| Method other = (Method) directMethods.get(index); |
| |
| // merge the two methods, such that the new method |
| // will contain only those exception that can be thrown |
| // by both these methods, not just one of them. |
| Method newMethod = method.mergeWith(other); |
| |
| // replace the old method with the new. |
| directMethods.set(index, newMethod); |
| } |
| } |
| } |
| |
| return directMethods; |
| } |
| |
| // This should really be a method on ClassDefinition, but it takes too long to change the shared source. |
| // Works for both, classes and interfaces. |
| protected boolean inheritsFrom(ClassDefinition def, ClassDefinition otherDef) { |
| if (def == otherDef) |
| return true; |
| |
| ClassDefinition superDef; |
| if (def.getSuperClass() != null) { |
| superDef = def.getSuperClass().getClassDefinition(); |
| if (inheritsFrom(superDef, otherDef)) |
| return true; |
| } |
| |
| ClassDeclaration[] interfaces = def.getInterfaces(); |
| for (int i=0; i<interfaces.length; i++) { |
| superDef = interfaces[i].getClassDefinition(); |
| if (inheritsFrom(superDef, otherDef)) |
| return true; |
| } |
| return false; |
| } |
| |
| /* |
| * Add all of the interfaces implemented directly by current |
| * to the list. Returns null if any are non-conforming. |
| */ |
| protected Vector addRemoteInterfaces (Vector list, |
| boolean allowNonConforming, |
| ContextStack stack) throws ClassNotFound { |
| |
| // Add all the interfaces of current... |
| |
| ClassDefinition theInterface = getClassDefinition(); |
| ClassDeclaration[] interfaces = theInterface.getInterfaces(); |
| |
| stack.setNewContextCode(ContextStack.IMPLEMENTS); |
| |
| for (int i = 0; i < interfaces.length; i++) { |
| |
| ClassDefinition def = interfaces[i].getClassDefinition(env); |
| |
| // Is it a SpecialInterfaceType... |
| |
| InterfaceType it = SpecialInterfaceType.forSpecial(def,stack);; |
| |
| if (it == null) { |
| |
| // No, is it Remote? |
| |
| if (env.defRemote.implementedBy(env, interfaces[i])) { |
| |
| // Yes, so it must be a RemoteType. |
| |
| it = RemoteType.forRemote(def,stack,false); |
| |
| } else { |
| |
| // Then try Abstract... |
| |
| it = AbstractType.forAbstract(def,stack,true); |
| |
| if (it == null && allowNonConforming) { |
| |
| // Must be non-conforming... |
| |
| it = NCInterfaceType.forNCInterface(def,stack); |
| } |
| } |
| } |
| |
| if (it != null) { |
| list.addElement(it); |
| } else { |
| return null; |
| } |
| } |
| |
| return list; |
| } |
| |
| /* |
| * Add all of the interfaces implemented directly by current |
| * to the list. |
| */ |
| protected Vector addNonRemoteInterfaces (Vector list, |
| ContextStack stack) throws ClassNotFound { |
| |
| // Add all the interfaces of current... |
| |
| ClassDefinition theInterface = getClassDefinition(); |
| ClassDeclaration[] interfaces = theInterface.getInterfaces(); |
| |
| stack.setNewContextCode(ContextStack.IMPLEMENTS); |
| |
| for (int i = 0; i < interfaces.length; i++) { |
| |
| ClassDefinition def = interfaces[i].getClassDefinition(env); |
| |
| // First try SpecialInterfaceType... |
| |
| InterfaceType it = SpecialInterfaceType.forSpecial(def,stack); |
| |
| if (it == null) { |
| |
| // Then try AbstractType... |
| |
| it = AbstractType.forAbstract(def,stack,true); |
| |
| if (it == null) { |
| |
| // Then try NCInterfaceType... |
| |
| it = NCInterfaceType.forNCInterface(def,stack); |
| } |
| } |
| |
| if (it != null) { |
| list.addElement(it); |
| } else { |
| return null; |
| } |
| } |
| |
| return list; |
| } |
| |
| |
| /* |
| * Walk self, adding constants and data members. |
| * @return true if all conform, false otherwise. |
| */ |
| protected boolean addAllMembers (Vector allMembers, |
| boolean onlyConformingConstants, // AND inner classes. |
| boolean quiet, |
| ContextStack stack) { |
| |
| boolean result = true; |
| |
| // Walk all members of this interface... |
| |
| for (MemberDefinition member = getClassDefinition().getFirstMember(); |
| member != null && result; |
| member = member.getNextMember()) |
| { |
| if (!member.isMethod()) { |
| |
| try { |
| String value = null; |
| |
| // Prod it to setValue if it is a constant... |
| |
| member.getValue(env); |
| |
| // Get the value, if any... |
| |
| Node node = member.getValue(); |
| |
| if (node != null) { |
| // We don't want to change the code in CharExpression, |
| // which is shared among tools, to return the right string |
| // in case the type is char, so we treat it special here. |
| if (member.getType().getTypeCode() == TC_CHAR) { |
| Integer intValue = (Integer)((IntegerExpression)node).getValue(); |
| value = "L'" + String.valueOf((char)intValue.intValue()) + "'"; |
| } else { |
| value = node.toString(); |
| } |
| } |
| |
| // Are we supposed to allow only conforming constants? |
| |
| if (onlyConformingConstants && member.getInnerClass() == null) { |
| |
| // Yep, so check it... |
| |
| if (value == null || !isConformingConstantType(member)) { |
| failedConstraint(3,quiet,stack,member.getClassDefinition(),member.getName()); |
| result = false; |
| break; |
| } |
| } |
| |
| // Make member and add to list... |
| |
| try { |
| Member newMember = new Member(member,value,stack,this); |
| allMembers.addElement(newMember); |
| } catch (CompilerError e) { |
| result = false; |
| } |
| |
| } catch (ClassNotFound e) { |
| classNotFound(stack,e); |
| result = false; |
| } |
| } |
| } |
| |
| return result; |
| } |
| /* |
| * Walk self, adding constants. |
| * @return true if all conform, false otherwise. |
| */ |
| protected boolean addConformingConstants (Vector allMembers, |
| boolean quiet, |
| ContextStack stack) { |
| |
| boolean result = true; |
| |
| // Walk all members of this interface... |
| |
| for (MemberDefinition member = getClassDefinition().getFirstMember(); |
| member != null && result; |
| member = member.getNextMember()) |
| { |
| if (!member.isMethod()) { |
| |
| try { |
| String value = null; |
| |
| // Prod it to setValue if it is a constant... |
| |
| member.getValue(env); |
| |
| // Get the value, if any... |
| |
| Node node = member.getValue(); |
| |
| if (node != null) { |
| value = node.toString(); |
| } |
| |
| |
| // Is it a constant? |
| |
| if (value != null) { |
| |
| // Yes, is it conforming? |
| |
| if (!isConformingConstantType(member)) { |
| failedConstraint(3,quiet,stack,member.getClassDefinition(),member.getName()); |
| result = false; |
| break; |
| } |
| |
| // Yes, so make a member and add to list... |
| |
| try { |
| Member newMember = new Member(member,value,stack,this); |
| allMembers.addElement(newMember); |
| } catch (CompilerError e) { |
| result = false; |
| } |
| } |
| } catch (ClassNotFound e) { |
| classNotFound(stack,e); |
| result = false; |
| } |
| } |
| } |
| |
| return result; |
| } |
| |
| protected ValueType[] getMethodExceptions (MemberDefinition member, |
| boolean quiet, |
| ContextStack stack) throws Exception { |
| |
| boolean result = true; |
| stack.setNewContextCode(ContextStack.METHOD_EXCEPTION); |
| ClassDeclaration[] except = member.getExceptions(env); |
| ValueType[] exceptions = new ValueType[except.length]; |
| |
| try { |
| for (int i = 0; i < except.length; i++) { |
| ClassDefinition theClass = except[i].getClassDefinition(env); |
| try { |
| ValueType type = ValueType.forValue(theClass,stack,false); |
| if (type != null) { |
| exceptions[i] = type; |
| } else { |
| result = false; |
| } |
| } catch (ClassCastException e1) { |
| failedConstraint(22,quiet,stack,getQualifiedName()); |
| throw new CompilerError("Method: exception " + theClass.getName() + " not a class type!"); |
| } catch (NullPointerException e2) { |
| failedConstraint(23,quiet,stack,getQualifiedName()); |
| throw new CompilerError("Method: caught null pointer exception"); |
| } |
| } |
| } catch (ClassNotFound e) { |
| classNotFound(quiet,stack,e); |
| result = false; |
| } |
| |
| if (!result) { |
| throw new Exception(); |
| } |
| |
| // Remove any duplicates (javac seems to allow them, but rmic will |
| // generate bad ties)... |
| |
| int dupCount = 0; |
| for (int i = 0; i < exceptions.length; i++) { |
| for (int j = 0; j < exceptions.length; j++) { |
| if (i != j && exceptions[i] != null && exceptions[i] == exceptions[j]) { |
| exceptions[j] = null; |
| dupCount++; |
| } |
| } |
| } |
| if (dupCount > 0) { |
| int offset = 0; |
| ValueType[] temp = new ValueType[exceptions.length - dupCount]; |
| for (int i = 0; i < exceptions.length; i++) { |
| if (exceptions[i] != null) { |
| temp[offset++] = exceptions[i]; |
| } |
| } |
| exceptions = temp; |
| } |
| |
| return exceptions; |
| } |
| |
| |
| protected static String getVisibilityString (MemberDefinition member) { |
| String vis = ""; |
| String prefix = ""; |
| |
| if (member.isPublic()) { |
| vis += "public"; |
| prefix = " "; |
| } else if (member.isProtected()) { |
| vis += "protected"; |
| prefix = " "; |
| } else if (member.isPrivate()) { |
| vis += "private"; |
| prefix = " "; |
| } |
| |
| if (member.isStatic()) { |
| vis += prefix; |
| vis += "static"; |
| prefix = " "; |
| } |
| |
| if (member.isFinal()) { |
| vis += prefix; |
| vis += "final"; |
| prefix = " "; |
| } |
| |
| return vis; |
| } |
| |
| protected boolean assertNotImpl(Type type, |
| boolean quiet, |
| ContextStack stack, |
| CompoundType enclosing, |
| boolean dataMember) { |
| |
| if (type.isType(TYPE_IMPLEMENTATION)) { |
| int constraint = dataMember ? 28 : 21; |
| failedConstraint(constraint,quiet,stack,type,enclosing.getName()); |
| return false; |
| } |
| return true; |
| } |
| |
| //_____________________________________________________________________ |
| // Inner Class "Method" |
| //_____________________________________________________________________ |
| |
| /** |
| * A CompoundType.Method object encapsulates IIOP-specific information |
| * about a particular method in the interface represented by the outer |
| * instance. |
| */ |
| public class Method implements ContextElement, Cloneable { |
| |
| /** |
| * Is this method inherited? |
| */ |
| public boolean isInherited () { |
| return declaredBy != enclosing.getIdentifier(); |
| } |
| |
| /** |
| * Is this method an attribute? |
| * Return true if getAttributeKind != ATTRIBUTE_NONE. |
| */ |
| public boolean isAttribute () { |
| return attributeKind != ATTRIBUTE_NONE; |
| } |
| |
| /** |
| * Is this method a read-write attribute? |
| */ |
| public boolean isReadWriteAttribute () { |
| return attributeKind == ATTRIBUTE_IS_RW || |
| attributeKind == ATTRIBUTE_GET_RW; |
| } |
| |
| /** |
| * Return the attribute kind. |
| */ |
| public int getAttributeKind() { |
| return attributeKind; |
| } |
| |
| /** |
| * Return the attribute name. Will be null if |
| * attribute kind == ATTRIBUTE_NONE. |
| */ |
| public String getAttributeName() { |
| return attributeName; |
| } |
| |
| /** |
| * For kinds ATTRIBUTE_GET_RW or ATTRIBUTE_IS_RW, return |
| * the index of the matching ATTRIBUTE_SET method, and |
| * vice-versa. For all other cases, return -1. |
| */ |
| public int getAttributePairIndex() { |
| return attributePairIndex; |
| } |
| |
| /** |
| * Return context element name. |
| */ |
| public String getElementName() { |
| return memberDef.toString(); |
| } |
| |
| /** |
| * Equality check based on method signature. |
| */ |
| public boolean equals(Object obj) { |
| Method other = (Method) obj; |
| |
| if (getName().equals(other.getName()) && |
| arguments.length == other.arguments.length) { |
| |
| for (int i = 0; i < arguments.length; i++) { |
| if (! arguments[i].equals(other.arguments[i])) { |
| return false; |
| } |
| } |
| return true; |
| } |
| return false; |
| } |
| |
| public int hashCode() { |
| return getName().hashCode() ^ Arrays.hashCode(arguments); |
| } |
| |
| /** |
| * Return a new Method object that is a legal combination of |
| * this method object and another one. |
| * |
| * This requires determining the exceptions declared by the |
| * combined method, which must be only those exceptions |
| * that may thrown by both of the old methods. |
| */ |
| public Method mergeWith(Method other) { |
| if (!equals(other)) { |
| env.error(0, "attempt to merge method failed:", getName(), |
| enclosing.getClassDefinition().getName()); |
| } |
| |
| Vector legalExceptions = new Vector(); |
| try { |
| collectCompatibleExceptions( |
| other.exceptions, exceptions, legalExceptions); |
| collectCompatibleExceptions( |
| exceptions, other.exceptions, legalExceptions); |
| } catch (ClassNotFound e) { |
| env.error(0, "class.not.found", e.name, |
| enclosing.getClassDefinition().getName()); |
| return null; |
| } |
| |
| Method merged = (Method) clone(); |
| merged.exceptions = new ValueType[legalExceptions.size()]; |
| legalExceptions.copyInto(merged.exceptions); |
| merged.implExceptions = merged.exceptions; |
| |
| return merged; |
| } |
| |
| /** |
| * Add to the supplied list all exceptions in the "from" array |
| * that are subclasses of an exception in the "with" array. |
| */ |
| private void collectCompatibleExceptions( |
| ValueType[] from, ValueType[] with, Vector list) |
| throws ClassNotFound { |
| |
| for (int i = 0; i < from.length; i++) { |
| ClassDefinition exceptionDef = from[i].getClassDefinition(); |
| if (!list.contains(from[i])) { |
| for (int j = 0; j < with.length; j++) { |
| if (exceptionDef.subClassOf( |
| enclosing.getEnv(), |
| with[j].getClassDeclaration())) { |
| list.addElement(from[i]); |
| break; |
| } |
| } |
| } |
| } |
| } |
| |
| /** |
| * Return the compound type which contains this method. |
| */ |
| public CompoundType getEnclosing() { |
| return enclosing; |
| } |
| |
| /** |
| * Return the identifier for the class or interface which |
| * declares this method. |
| */ |
| public Identifier getDeclaredBy() { |
| return declaredBy; |
| } |
| |
| /** |
| * Return the visibility (e.g. "public final") of this member. |
| */ |
| public String getVisibility() { |
| return vis; |
| } |
| |
| /** |
| * Methods to check various attributes. |
| */ |
| public boolean isPublic() { |
| return memberDef.isPublic(); |
| } |
| |
| public boolean isProtected() { |
| return memberDef.isPrivate(); |
| } |
| |
| public boolean isPrivate() { |
| return memberDef.isPrivate(); |
| } |
| |
| public boolean isStatic() { |
| return memberDef.isStatic(); |
| } |
| |
| /** |
| * Return the name of this method. |
| */ |
| public String getName() { |
| return name; |
| } |
| |
| /** |
| * IDL_Naming |
| * Return the IDL name of this method. |
| */ |
| public String getIDLName() { |
| return idlName; |
| } |
| |
| /** |
| * Return the type of this method. |
| */ |
| public sun.tools.java.Type getType() { |
| return memberDef.getType(); |
| } |
| |
| /** |
| * Return true if this is a constructor. |
| */ |
| public boolean isConstructor () { |
| return memberDef.isConstructor(); |
| } |
| |
| /** |
| * Return true if this is NOT a constructor && is not |
| * an attribute. |
| */ |
| public boolean isNormalMethod () { |
| return (!memberDef.isConstructor()) && attributeKind == ATTRIBUTE_NONE; |
| } |
| |
| /** |
| * Get the return type of this method. May be null. |
| */ |
| public Type getReturnType() { |
| return returnType; |
| } |
| |
| /** |
| * Return the argument types of this method. |
| */ |
| public Type[] getArguments() { |
| return (Type[]) arguments.clone(); |
| } |
| |
| /** |
| * Return the names of the argument types of this method. |
| */ |
| public String[] getArgumentNames() { |
| return argumentNames; |
| } |
| |
| /** |
| * Return the MemberDefinition from which this method was created. |
| */ |
| public MemberDefinition getMemberDefinition() { |
| return memberDef; |
| } |
| |
| /** |
| * Return an array of the exception classes declared to be |
| * thrown by this remote method. |
| * |
| * For methods with the same name and type signature inherited |
| * from multiple remote interfaces, the array will contain |
| * the set of exceptions declared in all of the interfaces' |
| * methods that can be legally thrown in each of them. |
| */ |
| public ValueType[] getExceptions() { |
| return (ValueType[]) exceptions.clone(); |
| } |
| |
| /** |
| * Same as getExceptions(), except when method is in an |
| * ImplementationType and the exceptions list is narrower. |
| */ |
| public ValueType[] getImplExceptions() { |
| return (ValueType[]) implExceptions.clone(); |
| } |
| |
| /** |
| * Return an array containing only those exceptions which |
| * need to be caught. Removes java.rmi.RemoteException, |
| * java.lang.RuntimeException, java.lang.Error, and their |
| * subclasses, then removes any exceptions which are more |
| * derived than another in the list. Returns null if no |
| * exceptions need to be caught. |
| */ |
| public ValueType[] getUniqueCatchList(ValueType[] list) { |
| ValueType[] result = list; |
| int newSize = list.length; |
| |
| try { |
| |
| // First, remove RemoteException, RuntimeException, Error, and their subclasses... |
| for (int i = 0; i < list.length; i++) { |
| ClassDeclaration decl = list[i].getClassDeclaration(); |
| if (env.defRemoteException.superClassOf(env, decl) || |
| env.defRuntimeException.superClassOf(env, decl) || |
| env.defError.superClassOf(env, decl)) { |
| list[i] = null; |
| newSize--; |
| } |
| } |
| |
| // Now remove derived types... |
| for (int i = 0; i < list.length; i++) { |
| if (list[i] != null) { |
| ClassDefinition current = list[i].getClassDefinition(); |
| for (int j = 0; j < list.length; j++) { |
| if (j != i && list[i] != null && list[j] != null && |
| current.superClassOf(env, list[j].getClassDeclaration())) { |
| list[j] = null; |
| newSize--; |
| } |
| } |
| } |
| } |
| |
| } catch (ClassNotFound e) { |
| classNotFound(stack,e); // Report error but do not stop. |
| } |
| |
| // Create new list if we removed anything... |
| |
| if (newSize < list.length) { |
| ValueType[] temp = new ValueType[newSize]; |
| int offset = 0; |
| for (int i = 0; i < list.length; i++) { |
| if (list[i] != null) { |
| temp[offset++] = list[i]; |
| } |
| } |
| list = temp; |
| } |
| |
| if (list.length == 0) { |
| return null; |
| } else { |
| return list; |
| } |
| } |
| |
| /** |
| * Return an array containing only those exceptions which need to be |
| * handled explicitly by the stub. Removes java.lang.RuntimeException, |
| * java.lang.Error, and their subclasses, since these are all passed |
| * back as CORBA system exceptions. Also removes subclasses of |
| * java.rmi.RemoteException but not java.rmi.RemoteException itself, |
| * since this may need to be thrown by the stub. |
| */ |
| public ValueType[] getFilteredStubExceptions(ValueType[] list) { |
| ValueType[] result = list; |
| int newSize = list.length; |
| |
| try { |
| |
| for (int i = 0; i < list.length; i++) { |
| ClassDeclaration decl = list[i].getClassDeclaration(); |
| if ((env.defRemoteException.superClassOf(env, decl) && |
| !env.defRemoteException.getClassDeclaration().equals(decl)) || |
| env.defRuntimeException.superClassOf(env, decl) || |
| env.defError.superClassOf(env, decl)) { |
| list[i] = null; |
| newSize--; |
| } |
| } |
| |
| } catch (ClassNotFound e) { |
| classNotFound(stack,e); // Report error but do not stop. |
| } |
| |
| // Create new list if we removed anything... |
| |
| if (newSize < list.length) { |
| ValueType[] temp = new ValueType[newSize]; |
| int offset = 0; |
| for (int i = 0; i < list.length; i++) { |
| if (list[i] != null) { |
| temp[offset++] = list[i]; |
| } |
| } |
| list = temp; |
| } |
| |
| return list; |
| } |
| |
| /** |
| * Return the string representation of this method. |
| */ |
| public String toString() { |
| |
| if (stringRep == null) { |
| |
| StringBuffer result = new StringBuffer(returnType.toString()); |
| |
| // Add name... |
| |
| result.append(" "); |
| result.append(getName()); |
| result.append(" ("); |
| |
| // Add arguments... |
| |
| for (int i = 0; i < arguments.length; i++) { |
| if (i > 0) { |
| result.append(", "); |
| } |
| result.append(arguments[i]); |
| result.append(" "); |
| result.append(argumentNames[i]); |
| } |
| |
| result.append(")"); |
| |
| // Add exceptions... |
| |
| for (int i = 0; i < exceptions.length; i++) { |
| if (i == 0) { |
| result.append(" throws "); |
| } else { |
| result.append(", "); |
| } |
| result.append(exceptions[i]); |
| } |
| |
| result.append(";"); |
| |
| stringRep = result.toString(); |
| } |
| |
| return stringRep; |
| } |
| |
| |
| /** |
| * Set attribute kind. May only be called during initialization. |
| */ |
| public void setAttributeKind(int kind) { |
| attributeKind = kind; |
| } |
| |
| /** |
| * Set pair index. May only be called during initialization. |
| */ |
| public void setAttributePairIndex(int index) { |
| attributePairIndex = index; |
| } |
| |
| /** |
| * Set attribute name. May only be called during initialization. |
| */ |
| public void setAttributeName(String name) { |
| attributeName = name; |
| } |
| |
| /** |
| * Set the idl name. May only be called during initialization. |
| */ |
| public void setIDLName (String idlName) { |
| this.idlName=idlName; |
| } |
| |
| /** |
| * Set the implExceptions array. May only be called during initialization. |
| */ |
| public void setImplExceptions (ValueType[] exceptions) { |
| implExceptions = exceptions; |
| } |
| |
| /** |
| * Set the declaredBy Identifier. May only be called during initialization. |
| */ |
| public void setDeclaredBy (Identifier by) { |
| declaredBy = by; |
| } |
| |
| /** |
| * Convert all invalid types to valid ones. |
| */ |
| protected void swapInvalidTypes () { |
| |
| // Check return type... |
| |
| if (returnType.getStatus() != STATUS_VALID) { |
| returnType = getValidType(returnType); |
| } |
| |
| // Check args... |
| |
| for (int i = 0; i < arguments.length; i++) { |
| if (arguments[i].getStatus() != STATUS_VALID) { |
| arguments[i] = getValidType(arguments[i]); |
| } |
| } |
| |
| // Check exceptions... |
| |
| for (int i = 0; i < exceptions.length; i++) { |
| if (exceptions[i].getStatus() != STATUS_VALID) { |
| exceptions[i] = (ValueType)getValidType(exceptions[i]); |
| } |
| } |
| |
| // Check implExceptions... |
| |
| for (int i = 0; i < implExceptions.length; i++) { |
| if (implExceptions[i].getStatus() != STATUS_VALID) { |
| implExceptions[i] = (ValueType)getValidType(implExceptions[i]); |
| } |
| } |
| } |
| |
| /** |
| * Release all resources. |
| */ |
| public void destroy () { |
| if (memberDef != null) { |
| memberDef = null; |
| enclosing = null; |
| if (exceptions != null) { |
| for (int i = 0; i < exceptions.length; i++) { |
| if (exceptions[i] != null) exceptions[i].destroy(); |
| exceptions[i] = null; |
| } |
| exceptions = null; |
| } |
| |
| if (implExceptions != null) { |
| for (int i = 0; i < implExceptions.length; i++) { |
| if (implExceptions[i] != null) implExceptions[i].destroy(); |
| implExceptions[i] = null; |
| } |
| implExceptions = null; |
| } |
| |
| if (returnType != null) returnType.destroy(); |
| returnType = null; |
| |
| if (arguments != null) { |
| for (int i = 0; i < arguments.length; i++) { |
| if (arguments[i] != null) arguments[i].destroy(); |
| arguments[i] = null; |
| } |
| arguments = null; |
| } |
| |
| if (argumentNames != null) { |
| for (int i = 0; i < argumentNames.length; i++) { |
| argumentNames[i] = null; |
| } |
| argumentNames = null; |
| } |
| |
| vis = null; |
| name = null; |
| idlName = null; |
| stringRep = null; |
| attributeName = null; |
| declaredBy = null; |
| } |
| } |
| |
| private MemberDefinition memberDef; |
| private CompoundType enclosing; |
| private ValueType[] exceptions; |
| private ValueType[] implExceptions; |
| private Type returnType; |
| private Type[] arguments; |
| private String[] argumentNames; |
| private String vis; |
| private String name; |
| private String idlName; |
| private String stringRep = null; |
| private int attributeKind = ATTRIBUTE_NONE; |
| private String attributeName = null; |
| private int attributePairIndex = -1; |
| private Identifier declaredBy = null; |
| |
| /** |
| * Make up an argument name for the given type. |
| */ |
| private String makeArgName (int argNum, Type type) { |
| return "arg" + argNum; |
| } |
| |
| /** |
| * Create a new Method object corresponding to the given |
| * method definition. |
| */ |
| public Method (CompoundType enclosing, |
| MemberDefinition memberDef, |
| boolean quiet, |
| ContextStack stack) throws Exception { |
| |
| this.enclosing = enclosing; |
| this.memberDef = memberDef; |
| vis = getVisibilityString(memberDef); |
| idlName = null; // See setIDLName() |
| boolean valid = true; |
| declaredBy = memberDef.getClassDeclaration().getName(); |
| |
| // Set name... |
| |
| name = memberDef.getName().toString(); |
| |
| // Update the context... |
| |
| stack.setNewContextCode(ContextStack.METHOD); |
| stack.push(this); |
| |
| // Set return type... |
| |
| stack.setNewContextCode(ContextStack.METHOD_RETURN); |
| sun.tools.java.Type methodType = memberDef.getType(); |
| sun.tools.java.Type rtnType = methodType.getReturnType(); |
| |
| if (rtnType == sun.tools.java.Type.tVoid) { |
| returnType = PrimitiveType.forPrimitive(rtnType,stack); |
| } else { |
| returnType = makeType(rtnType,null,stack); |
| if (returnType == null || |
| !assertNotImpl(returnType,quiet,stack,enclosing,false)) { |
| valid = false; |
| failedConstraint(24,quiet,stack,enclosing.getName()); |
| } |
| } |
| |
| // Set arguments and argument names... |
| |
| stack.setNewContextCode(ContextStack.METHOD_ARGUMENT); |
| sun.tools.java.Type[] args = memberDef.getType().getArgumentTypes(); |
| arguments = new Type[args.length]; |
| argumentNames = new String[args.length]; |
| Vector origArgNames = memberDef.getArguments(); |
| |
| for (int i = 0; i < args.length; i++) { |
| Type type = null; |
| try { |
| type = makeType(args[i],null,stack); |
| } catch (Exception e) { |
| } |
| |
| if (type != null) { |
| if (!assertNotImpl(type,quiet,stack,enclosing,false)) { |
| valid = false; |
| } else { |
| arguments[i] = type; |
| if (origArgNames != null) { |
| LocalMember local = (LocalMember)origArgNames.elementAt(i+1); |
| argumentNames[i] = local.getName().toString(); |
| } else { |
| argumentNames[i] = makeArgName(i,type); |
| } |
| } |
| } else { |
| valid = false; |
| failedConstraint(25,false,stack,enclosing.getQualifiedName(),name); |
| } |
| } |
| |
| if (!valid) { |
| stack.pop(false); |
| throw new Exception(); |
| } |
| |
| // Set exceptions... |
| |
| try { |
| exceptions = enclosing.getMethodExceptions(memberDef,quiet,stack); |
| implExceptions = exceptions; |
| stack.pop(true); |
| } catch (Exception e) { |
| stack.pop(false); |
| throw new Exception(); |
| } |
| } |
| |
| /** |
| * Cloning is supported by returning a shallow copy of this object. |
| */ |
| protected Object clone() { |
| try { |
| return super.clone(); |
| } catch (CloneNotSupportedException e) { |
| throw new Error("clone failed"); |
| } |
| } |
| } |
| |
| //_____________________________________________________________________ |
| // Inner Class "Member" |
| //_____________________________________________________________________ |
| |
| /** |
| * An CompoundType.Member object wraps a Type and a value representing |
| * a data member, including constants. |
| */ |
| public class Member implements ContextElement, Cloneable { |
| |
| /** |
| * Return context element name. |
| */ |
| public String getElementName() { |
| return "\"" + getName() + "\""; |
| } |
| |
| /** |
| * Return the type of this member. |
| */ |
| public Type getType() { |
| return type; |
| } |
| |
| /** |
| * Return the name of this member. |
| */ |
| public String getName() { |
| return name; |
| } |
| |
| /** |
| * IDL_Naming |
| * Return the IDL name of this member. |
| */ |
| public String getIDLName() { |
| return idlName; |
| } |
| |
| /** |
| * Return the visibility (e.g. "public final") of this member. |
| */ |
| public String getVisibility() { |
| return vis; |
| } |
| |
| /** |
| * Methods to check various attributes. |
| */ |
| public boolean isPublic() { |
| return member.isPublic(); |
| } |
| |
| public boolean isPrivate() { |
| return member.isPrivate(); |
| } |
| |
| public boolean isStatic() { |
| return member.isStatic(); |
| } |
| |
| public boolean isFinal() { |
| return member.isFinal(); |
| } |
| |
| public boolean isTransient() { |
| if (forceTransient) return true; |
| return member.isTransient(); |
| } |
| |
| /** |
| * Return the value of this member. May be null. |
| */ |
| public String getValue() { |
| return value; |
| } |
| |
| /** |
| * Return true if this member represents an inner class declaration, |
| * false otherwise. |
| */ |
| public boolean isInnerClassDeclaration() { |
| return innerClassDecl; |
| } |
| |
| /** |
| * Return true if this member represents a constant. |
| */ |
| public boolean isConstant () { |
| return constant; |
| } |
| |
| /** |
| * Return the string representation of this constant. |
| */ |
| public String toString() { |
| |
| String result = type.toString(); |
| |
| if (value != null) { |
| result += (" = " + value); |
| } |
| |
| return result; |
| } |
| |
| /** |
| * Convert all invalid types to valid ones. |
| */ |
| protected void swapInvalidTypes () { |
| if (type.getStatus() != STATUS_VALID) { |
| type = getValidType(type); |
| } |
| } |
| |
| protected void setTransient() { |
| if (! isTransient()) { |
| forceTransient = true; |
| if (vis.length() > 0) { |
| vis = vis + " transient"; |
| } else { |
| vis = "transient"; |
| } |
| } |
| } |
| |
| protected MemberDefinition getMemberDefinition() { |
| return member; |
| } |
| |
| /** |
| * Release all resources. |
| */ |
| public void destroy () { |
| if (type != null) { |
| type.destroy(); |
| type = null; |
| vis = null; |
| value = null; |
| name = null; |
| idlName = null; |
| member = null; |
| } |
| } |
| |
| private Type type; |
| private String vis; |
| private String value; |
| private String name; |
| private String idlName; |
| private boolean innerClassDecl; |
| private boolean constant; |
| private MemberDefinition member; |
| private boolean forceTransient; |
| |
| /** |
| * Create a new Member object. |
| */ |
| public Member(MemberDefinition member, |
| String value, |
| ContextStack stack, |
| CompoundType enclosing) { |
| this.member = member; |
| this.value = value; |
| forceTransient = false; |
| innerClassDecl = member.getInnerClass() != null; |
| |
| // If we are not an inner class, finish initializing now. |
| // Otherwise, wait until outer class is finished, then |
| // call init to avoid potential recursion problems... |
| |
| if (!innerClassDecl) { |
| init (stack,enclosing); |
| } |
| } |
| |
| public void init (ContextStack stack, CompoundType enclosing) { |
| |
| constant = false; |
| name = member.getName().toString(); |
| vis = getVisibilityString(member); |
| idlName = null; |
| |
| // Add self to stack... |
| |
| int contextCode = ContextStack.MEMBER; |
| stack.setNewContextCode(contextCode); |
| |
| // Check for special contextCodes... |
| |
| if (member.isVariable()) { |
| if (value != null && member.isConstant()) { |
| contextCode = ContextStack.MEMBER_CONSTANT; |
| this.constant = true; |
| } else if (member.isStatic()) { |
| contextCode = ContextStack.MEMBER_STATIC; |
| } else if (member.isTransient()) { |
| contextCode = ContextStack.MEMBER_TRANSIENT; |
| } |
| } |
| |
| stack.setNewContextCode(contextCode); |
| stack.push(this); |
| |
| type = makeType(member.getType(),null,stack); |
| |
| if (type == null || |
| (!innerClassDecl && |
| !member.isStatic() && |
| !member.isTransient() && |
| !assertNotImpl(type,false,stack,enclosing,true))) { |
| stack.pop(false); |
| throw new CompilerError(""); |
| } |
| |
| // Clean up primitive constant values... |
| |
| if (constant && type.isPrimitive()) { |
| if (type.isType(TYPE_LONG) || type.isType(TYPE_FLOAT) || type.isType(TYPE_DOUBLE)) { |
| int length = value.length(); |
| char lastChar = value.charAt(length-1); |
| if (!Character.isDigit(lastChar)) { |
| this.value = value.substring(0,length-1); |
| } |
| } else if (type.isType(TYPE_BOOLEAN)) { |
| value = value.toUpperCase(); |
| } |
| } |
| if (constant && type.isType(TYPE_STRING)) { |
| value = "L" + value; |
| } |
| stack.pop(true); |
| } |
| |
| public void setIDLName (String name) { |
| this.idlName = name; |
| } |
| |
| /** |
| * Cloning is supported by returning a shallow copy of this object. |
| */ |
| protected Object clone() { |
| try { |
| return super.clone(); |
| } catch (CloneNotSupportedException e) { |
| throw new Error("clone failed"); |
| } |
| } |
| } |
| } |
