--- old/src/jdk.rmic/share/classes/sun/rmi/rmic/iiop/ValueType.java 2018-02-06 17:16:56.000000000 -0500 +++ /dev/null 2018-02-06 17:16:56.000000000 -0500 @@ -1,488 +0,0 @@ -/* - * Copyright (c) 1998, 2007, 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.Vector; -import sun.tools.java.ClassNotFound; -import sun.tools.java.ClassDeclaration; -import sun.tools.java.ClassDefinition; -import sun.tools.java.MemberDefinition; -import java.util.Hashtable; -import java.io.ObjectStreamClass; -import java.io.ObjectStreamField; - - -/** - * ValueType represents any non-special class which does inherit from - * java.io.Serializable and does not inherit from java.rmi.Remote. - *

- * The static forValue(...) method must be used to obtain an instance, and - * will return null if the ClassDefinition is non-conforming. - * - * @author Bryan Atsatt - */ -public class ValueType extends ClassType { - - private boolean isCustom; - - //_____________________________________________________________________ - // Public Interfaces - //_____________________________________________________________________ - - /** - * Create an ValueType 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 ValueType forValue(ClassDefinition classDef, - ContextStack stack, - boolean quiet) { - - if (stack.anyErrors()) return null; - - // Do we already have it? - - sun.tools.java.Type theType = classDef.getType(); - String typeKey = theType.toString(); - Type existing = getType(typeKey,stack); - - if (existing != null) { - - if (!(existing instanceof ValueType)) return null; // False hit. - - // Yep, so return it... - - return (ValueType) existing; - } - - // Is this java.lang.Class? - - boolean javaLangClass = false; - - if (classDef.getClassDeclaration().getName() == idJavaLangClass) { - - // Yes, so replace classDef with one for - // javax.rmi.CORBA.ClassDesc... - - javaLangClass = true; - BatchEnvironment env = stack.getEnv(); - ClassDeclaration decl = env.getClassDeclaration(idClassDesc); - ClassDefinition def = null; - - try { - def = decl.getClassDefinition(env); - } catch (ClassNotFound ex) { - classNotFound(stack,ex); - return null; - } - - classDef = def; - } - - // Could this be a value? - - if (couldBeValue(stack,classDef)) { - - // Yes, so check it... - - ValueType it = new ValueType(classDef,stack,javaLangClass); - putType(typeKey,it,stack); - stack.push(it); - - if (it.initialize(stack,quiet)) { - stack.pop(true); - return it; - } else { - removeType(typeKey,stack); - stack.pop(false); - return null; - } - } else { - return null; - } - } - - - /** - * Return a string describing this type. - */ - public String getTypeDescription () { - String result = addExceptionDescription("Value"); - if (isCustom) { - result = "Custom " + result; - } - if (isIDLEntity) { - result = result + " [IDLEntity]"; - } - return result; - } - - /** - * Return true if this type is a "custom" type (i.e. - * it implements java.io.Externalizable or has a - * method with the following signature: - * - * private void writeObject(java.io.ObjectOutputStream out); - * - */ - public boolean isCustom () { - return isCustom; - } - - - //_____________________________________________________________________ - // Subclass/Internal Interfaces - //_____________________________________________________________________ - - /** - * Create a ValueType instance for the given class. The resulting - * object is not yet completely initialized. - */ - private ValueType(ClassDefinition classDef, - ContextStack stack, - boolean isMappedJavaLangClass) { - super(stack,classDef,TYPE_VALUE | TM_CLASS | TM_COMPOUND); - isCustom = false; - - // If this is the mapped version of java.lang.Class, - // set the non-IDL names back to java.lang.Class... - - if (isMappedJavaLangClass) { - setNames(idJavaLangClass,IDL_CLASS_MODULE,IDL_CLASS); - } - } - - //_____________________________________________________________________ - // Internal Interfaces - //_____________________________________________________________________ - - /** - * Initialize this instance. - */ - - private static boolean couldBeValue(ContextStack stack, ClassDefinition classDef) { - - boolean result = false; - ClassDeclaration classDecl = classDef.getClassDeclaration(); - BatchEnvironment env = stack.getEnv(); - - try { - // Make sure it's not remote... - - if (env.defRemote.implementedBy(env, classDecl)) { - failedConstraint(10,false,stack,classDef.getName()); - } else { - - // Make sure it's Serializable... - - if (!env.defSerializable.implementedBy(env, classDecl)) { - failedConstraint(11,false,stack,classDef.getName()); - } else { - result = true; - } - } - } catch (ClassNotFound e) { - classNotFound(stack,e); - } - - return result; - } - - /** - * Initialize this instance. - */ - private boolean initialize (ContextStack stack, boolean quiet) { - - ClassDefinition ourDef = getClassDefinition(); - ClassDeclaration ourDecl = getClassDeclaration(); - - try { - - // Make sure our parentage is ok... - - if (!initParents(stack)) { - failedConstraint(12,quiet,stack,getQualifiedName()); - return false; - } - - - // We're ok, so make up our collections... - - Vector directInterfaces = new Vector(); - Vector directMethods = new Vector(); - Vector directMembers = new Vector(); - - // Get interfaces... - - if (addNonRemoteInterfaces(directInterfaces,stack) != null) { - - // Get methods... - - if (addAllMethods(ourDef,directMethods,false,false,stack) != null) { - - // Update parent class methods - if (updateParentClassMethods(ourDef,directMethods,false,stack) != null) { - - // Get constants and members... - - if (addAllMembers(directMembers,false,false,stack)) { - - // We're ok, so pass 'em up... - - if (!initialize(directInterfaces,directMethods,directMembers,stack,quiet)) { - return false; - } - - // Is this class Externalizable? - - boolean externalizable = false; - if (!env.defExternalizable.implementedBy(env, ourDecl)) { - - // No, so check to see if we have a serialPersistentField - // that will modify the members. - - if (!checkPersistentFields(getClassInstance(),quiet)) { - return false; - } - } else { - - // Yes. - - externalizable = true; - } - - // Should this class be considered "custom"? It is if - // it is Externalizable OR if it has a method with the - // following signature: - // - // private void writeObject(java.io.ObjectOutputStream out); - // - - if (externalizable) { - isCustom = true; - } else { - for (MemberDefinition member = ourDef.getFirstMember(); - member != null; - member = member.getNextMember()) { - - if (member.isMethod() && - !member.isInitializer() && - member.isPrivate() && - member.getName().toString().equals("writeObject")) { - - // Check return type, arguments and exceptions... - - sun.tools.java.Type methodType = member.getType(); - sun.tools.java.Type rtnType = methodType.getReturnType(); - - if (rtnType == sun.tools.java.Type.tVoid) { - - // Return type is correct. How about arguments? - - sun.tools.java.Type[] args = methodType.getArgumentTypes(); - if (args.length == 1 && - args[0].getTypeSignature().equals("Ljava/io/ObjectOutputStream;")) { - - // Arguments are correct, so it is a custom - // value type... - - isCustom = true; - } - } - } - } - } - } - - return true; - } - } - } - } catch (ClassNotFound e) { - classNotFound(stack,e); - } - - return false; - } - - - private boolean checkPersistentFields (Class clz, boolean quiet) { - - // Do we have a writeObject method? - - for (int i = 0; i < methods.length; i++) { - if (methods[i].getName().equals("writeObject") && - methods[i].getArguments().length == 1) { - - Type returnType = methods[i].getReturnType(); - Type arg = methods[i].getArguments()[0]; - String id = arg.getQualifiedName(); - - if (returnType.isType(TYPE_VOID) && - id.equals("java.io.ObjectOutputStream")) { - - // Got one, so there's nothing to do... - - return true; - } - } - } - - // Do we have a valid serialPersistentField array? - - MemberDefinition spfDef = null; - - for (int i = 0; i < members.length; i++) { - if (members[i].getName().equals("serialPersistentFields")) { - - Member member = members[i]; - Type type = member.getType(); - Type elementType = type.getElementType(); - - // We have a member with the correct name. Make sure - // we have the correct signature... - - if (elementType != null && - elementType.getQualifiedName().equals( - "java.io.ObjectStreamField") - ) { - - if (member.isStatic() && - member.isFinal() && - member.isPrivate()) { - - // We have the correct signature - - spfDef = member.getMemberDefinition(); - - } else { - - // Bad signature... - - failedConstraint(4,quiet,stack,getQualifiedName()); - return false; - } - } - } - } - - // If we do not have a serialPersistentField, - // there's nothing to do, so return with no error... - - if (spfDef == null) { - return true; - } - - // Ok, now we must examine the contents of the array - - // then validate them... - - Hashtable fields = getPersistentFields(clz); - boolean result = true; - - for (int i = 0; i < members.length; i++) { - String fieldName = members[i].getName(); - String fieldType = members[i].getType().getSignature(); - - // Is this field present in the array? - - String type = (String) fields.get(fieldName); - - if (type == null) { - - // No, so mark it transient... - - members[i].setTransient(); - - } else { - - // Yes, does the type match? - - if (type.equals(fieldType)) { - - // Yes, so remove it from the fields table... - - fields.remove(fieldName); - - } else { - - // No, so error... - - result = false; - failedConstraint(2,quiet,stack,fieldName,getQualifiedName()); - } - } - } - - // Ok, we've checked all of our fields. Are there any left in the "array"? - // If so, it's an error... - - if (result && fields.size() > 0) { - - result = false; - failedConstraint(9,quiet,stack,getQualifiedName()); - } - - // Return result... - - return result; - } - - /** - * Get the names and types of all the persistent fields of a Class. - */ - private Hashtable getPersistentFields (Class clz) { - Hashtable result = new Hashtable(); - ObjectStreamClass osc = ObjectStreamClass.lookup(clz); - if (osc != null) { - ObjectStreamField[] fields = osc.getFields(); - for (int i = 0; i < fields.length; i++) { - String typeSig; - String typePrefix = String.valueOf(fields[i].getTypeCode()); - if (fields[i].isPrimitive()) { - typeSig = typePrefix; - } else { - if (fields[i].getTypeCode() == '[') { - typePrefix = ""; - } - typeSig = typePrefix + fields[i].getType().getName().replace('.','/'); - if (typeSig.endsWith(";")) { - typeSig = typeSig.substring(0,typeSig.length()-1); - } - } - result.put(fields[i].getName(),typeSig); - } - } - return result; - } -}