123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357 |
- /* *******************************************************************
- * Copyright (c) 2002 Palo Alto Research Center, Incorporated (PARC).
- * All rights reserved.
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- * PARC initial implementation
- * ******************************************************************/
-
- package org.aspectj.weaver;
-
- import java.lang.reflect.Modifier;
-
- public class NameMangler {
-
- // public static final char[] AJC_DOLLAR_PREFIX = { 'a', 'j', 'c', '$' };
- // public static final char[] CLINIT = { '<', 'c', 'l', 'i', 'n', 'i', 't', '>' };
- public static final String PREFIX = "ajc$";
- public static final char[] PREFIX_CHARS = "ajc$".toCharArray();
- // public static final char[] INIT = { '<', 'i', 'n', 'i', 't', '>' };
- public static final String ITD_PREFIX = PREFIX + "interType$";
- // public static final char[] METHOD_ASPECTOF = {'a', 's', 'p','e','c','t','O','f'};
- // public static final char[] METHOD_HASASPECT = { 'h', 'a', 's', 'A', 's', 'p', 'e', 'c', 't' };
- // public static final char[] STATIC_INITIALIZER = { '<', 'c', 'l', 'i', 'n', 'i', 't', '>' };
-
- public static final String CFLOW_STACK_TYPE = "org.aspectj.runtime.internal.CFlowStack";
- public static final String CFLOW_COUNTER_TYPE = "org.aspectj.runtime.internal.CFlowCounter";
-
- public static final UnresolvedType CFLOW_STACK_UNRESOLVEDTYPE = UnresolvedType
- .forSignature("Lorg/aspectj/runtime/internal/CFlowStack;");
-
- public static final UnresolvedType CFLOW_COUNTER_UNRESOLVEDTYPE = UnresolvedType
- .forSignature("Lorg/aspectj/runtime/internal/CFlowCounter;");
-
- public static final String SOFT_EXCEPTION_TYPE = "org.aspectj.lang.SoftException";
-
- public static final String PERSINGLETON_FIELD_NAME = PREFIX + "perSingletonInstance";
- public static final String PERCFLOW_FIELD_NAME = PREFIX + "perCflowStack";
- // public static final String PERTHIS_FIELD_NAME = PREFIX + "perSingletonInstance";
-
- // -----
- public static final String PERCFLOW_PUSH_METHOD = PREFIX + "perCflowPush";
-
- public static final String PEROBJECT_BIND_METHOD = PREFIX + "perObjectBind";
-
- // PTWIMPL Method and field names
- public static final String PERTYPEWITHIN_GETINSTANCE_METHOD = PREFIX + "getInstance";
- public static final String PERTYPEWITHIN_CREATEASPECTINSTANCE_METHOD = PREFIX + "createAspectInstance";
- public static final String PERTYPEWITHIN_WITHINTYPEFIELD = PREFIX + "withinType";
- public static final String PERTYPEWITHIN_GETWITHINTYPENAME_METHOD = "getWithinTypeName";
-
- public static final String AJC_PRE_CLINIT_NAME = PREFIX + "preClinit";
-
- public static final String AJC_POST_CLINIT_NAME = PREFIX + "postClinit";
-
- public static final String INITFAILURECAUSE_FIELD_NAME = PREFIX + "initFailureCause";
-
- public static final String ANNOTATION_CACHE_FIELD_NAME = PREFIX + "anno$";
-
- public static boolean isSyntheticMethod(String methodName, boolean declaredInAspect) {
- if (methodName.startsWith(PREFIX)) {
- // it's synthetic unless it is an advice method
- if (methodName.startsWith("ajc$before") || methodName.startsWith("ajc$after")) {
- return false;
- } else if (methodName.startsWith("ajc$around")) {
- // around advice method is not synthetic, but generated proceed is...
- return (methodName.endsWith("proceed"));
- } else if (methodName.startsWith("ajc$interMethod$")) {
- return false; // body of an itd-m
- }
- return true;
- } else if (methodName.indexOf("_aroundBody") != -1) {
- return true;
- }
- // these aren't the droids you're looking for...move along...... pr148727
- // else if (declaredInAspect) {
- // if (methodName.equals("aspectOf") || methodName.equals("hasAspect")) {
- // return true;
- // }
- // }
- return false;
- }
-
- public static String perObjectInterfaceGet(UnresolvedType aspectType) {
- return makeName(aspectType.getNameAsIdentifier(), "perObjectGet");
- }
-
- public static String perObjectInterfaceSet(UnresolvedType aspectType) {
- return makeName(aspectType.getNameAsIdentifier(), "perObjectSet");
- }
-
- public static String perObjectInterfaceField(UnresolvedType aspectType) {
- return makeName(aspectType.getNameAsIdentifier(), "perObjectField");
- }
-
- // PTWIMPL method names that must include aspect type
- public static String perTypeWithinFieldForTarget(UnresolvedType aspectType) {
- return makeName(aspectType.getNameAsIdentifier(), "ptwAspectInstance");
- }
-
- public static String perTypeWithinLocalAspectOf(UnresolvedType aspectType) {
- return makeName(aspectType.getNameAsIdentifier(), "localAspectOf");
- }
-
- public static String itdAtDeclareParentsField(UnresolvedType aspectType, UnresolvedType itdType) {
- return makeName("instance", aspectType.getNameAsIdentifier(), itdType.getNameAsIdentifier());
- }
-
- public static String privilegedAccessMethodForMethod(String name, UnresolvedType objectType, UnresolvedType aspectType) {
- return makeName("privMethod", aspectType.getNameAsIdentifier(), objectType.getNameAsIdentifier(), name);
- }
-
- /**
- * Create the old style (<1.6.9) format getter name which includes the aspect requesting access and the type containing the
- * field in the name of the type. At 1.6.9 and above the name is simply ajc$get$<fieldname>
- */
- public static String privilegedAccessMethodForFieldGet(String name, UnresolvedType objectType, UnresolvedType aspectType) {
- StringBuilder nameBuilder = new StringBuilder();
- nameBuilder.append(makeName("privFieldGet", aspectType.getNameAsIdentifier(), objectType.getNameAsIdentifier(), name));
- return nameBuilder.toString();
- }
-
- /**
- * Create the old style (<1.6.9) format setter name which includes the aspect requesting access and the type containing the
- * field in the name of the type. At 1.6.9 and above the name is simply ajc$set$<fieldname>
- */
- public static String privilegedAccessMethodForFieldSet(String name, UnresolvedType objectType, UnresolvedType aspectType) {
- return makeName("privFieldSet", aspectType.getNameAsIdentifier(), objectType.getNameAsIdentifier(), name);
- }
-
- public static String inlineAccessMethodForMethod(String name, UnresolvedType objectType, UnresolvedType aspectType) {
- return makeName("inlineAccessMethod", aspectType.getNameAsIdentifier(), objectType.getNameAsIdentifier(), name);
- }
-
- public static String inlineAccessMethodForFieldGet(String name, UnresolvedType objectType, UnresolvedType aspectType) {
- return makeName("inlineAccessFieldGet", aspectType.getNameAsIdentifier(), objectType.getNameAsIdentifier(), name);
- }
-
- public static String inlineAccessMethodForFieldSet(String name, UnresolvedType objectType, UnresolvedType aspectType) {
- return makeName("inlineAccessFieldSet", aspectType.getNameAsIdentifier(), objectType.getNameAsIdentifier(), name);
- }
-
- /**
- * The name of methods corresponding to advice declarations Of the form:
- * "ajc$[AdviceKind]$[AspectName]$[NumberOfAdviceInAspect]$[PointcutHash]"
- */
- public static String adviceName(String nameAsIdentifier, AdviceKind kind, int adviceSeqNumber, int pcdHash) {
- String newname = makeName(kind.getName(), nameAsIdentifier, Integer.toString(adviceSeqNumber), Integer.toHexString(pcdHash));
- return newname;
- }
-
- /**
- * This field goes on top-most implementers of the interface the field is declared onto
- */
- public static String interFieldInterfaceField(UnresolvedType aspectType, UnresolvedType interfaceType, String name) {
- return makeName("interField", aspectType.getNameAsIdentifier(), interfaceType.getNameAsIdentifier(), name);
- }
-
- /**
- * This instance method goes on the interface the field is declared onto as well as its top-most implementors
- */
- public static String interFieldInterfaceSetter(UnresolvedType aspectType, UnresolvedType interfaceType, String name) {
- return makeName("interFieldSet", aspectType.getNameAsIdentifier(), interfaceType.getNameAsIdentifier(), name);
- }
-
- /**
- * This instance method goes on the interface the field is declared onto as well as its top-most implementors
- */
- public static String interFieldInterfaceGetter(UnresolvedType aspectType, UnresolvedType interfaceType, String name) {
- return makeName("interFieldGet", aspectType.getNameAsIdentifier(), interfaceType.getNameAsIdentifier(), name);
- }
-
- /**
- * This static method goes on the aspect that declares the inter-type field
- */
- public static String interFieldSetDispatcher(UnresolvedType aspectType, UnresolvedType onType, String name) {
- return makeName("interFieldSetDispatch", aspectType.getNameAsIdentifier(), onType.getNameAsIdentifier(), name);
- }
-
- /**
- * This static method goes on the aspect that declares the inter-type field
- */
- public static String interFieldGetDispatcher(UnresolvedType aspectType, UnresolvedType onType, String name) {
- return makeName("interFieldGetDispatch", aspectType.getNameAsIdentifier(), onType.getNameAsIdentifier(), name);
- }
-
- /**
- * This field goes on the class the field is declared onto
- */
- public static String interFieldClassField(int modifiers, UnresolvedType aspectType, UnresolvedType classType, String name) {
- // return name;
- if (Modifier.isPublic(modifiers)) {
- return name;
- }
- // // ??? might want to handle case where aspect and class are in same package similar to public
- return makeName("interField", makeVisibilityName(modifiers, aspectType), name);
- }
-
- // /**
- // * This static method goes on the aspect that declares the inter-type field
- // */
- // public static String classFieldSetDispatcher(UnresolvedType aspectType, UnresolvedType classType, String name) {
- // return makeName("interFieldSetDispatch", aspectType.getNameAsIdentifier(),
- // classType.getNameAsIdentifier(), name);
- // }
- //
- // /**
- // * This static method goes on the aspect that declares the inter-type field
- // */
- // public static String classFieldGetDispatcher(UnresolvedType aspectType, UnresolvedType classType, String name)
- // {
- // return makeName(
- // "interFieldGetDispatch",
- // aspectType.getNameAsIdentifier(),
- // classType.getNameAsIdentifier(),
- // name);
- // }
-
- /**
- * This static void method goes on the aspect that declares the inter-type field and is called from the appropriate place
- * (target's initializer, or clinit, or topmost implementer's inits), to initialize the field;
- */
-
- public static String interFieldInitializer(UnresolvedType aspectType, UnresolvedType classType, String name) {
- return makeName("interFieldInit", aspectType.getNameAsIdentifier(), classType.getNameAsIdentifier(), name);
- }
-
- // ----
-
- /**
- * This method goes on the target type of the inter-type method. (and possibly the topmost-implemeters, if the target type is an
- * interface)
- */
- public static String interMethod(int modifiers, UnresolvedType aspectType, UnresolvedType classType, String name) {
- if (Modifier.isPublic(modifiers)) {
- return name;
- }
- // ??? might want to handle case where aspect and class are in same package similar to public
- return makeName("interMethodDispatch2", makeVisibilityName(modifiers, aspectType), name);
- }
-
- /**
- * This static method goes on the declaring aspect of the inter-type method.
- */
- public static String interMethodDispatcher(UnresolvedType aspectType, UnresolvedType classType, String name) {
- return makeName("interMethodDispatch1", aspectType.getNameAsIdentifier(), classType.getNameAsIdentifier(), name);
- }
-
- /**
- * This static method goes on the declaring aspect of the inter-type method.
- */
- public static String interMethodBody(UnresolvedType aspectType, UnresolvedType classType, String name) {
- return makeName("interMethod", aspectType.getNameAsIdentifier(), classType.getNameAsIdentifier(), name);
- }
-
- // ----
-
- /**
- * This static method goes on the declaring aspect of the inter-type constructor.
- */
- public static String preIntroducedConstructor(UnresolvedType aspectType, UnresolvedType targetType) {
- return makeName("preInterConstructor", aspectType.getNameAsIdentifier(), targetType.getNameAsIdentifier());
- }
-
- /**
- * This static method goes on the declaring aspect of the inter-type constructor.
- */
- public static String postIntroducedConstructor(UnresolvedType aspectType, UnresolvedType targetType) {
- return makeName("postInterConstructor", aspectType.getNameAsIdentifier(), targetType.getNameAsIdentifier());
- }
-
- // ----
-
- /**
- * This static method goes on the target class of the inter-type method.
- */
- public static String superDispatchMethod(UnresolvedType classType, String name) {
- return makeName("superDispatch", classType.getNameAsIdentifier(), name);
- }
-
- /**
- * This static method goes on the target class of the inter-type method.
- */
- public static String protectedDispatchMethod(UnresolvedType classType, String name) {
- return makeName("protectedDispatch", classType.getNameAsIdentifier(), name);
- }
-
- // ----
-
- private static String makeVisibilityName(int modifiers, UnresolvedType aspectType) {
- if (Modifier.isPrivate(modifiers)) {
- return aspectType.getOutermostType().getNameAsIdentifier();
- } else if (Modifier.isProtected(modifiers)) {
- throw new RuntimeException("protected inter-types not allowed");
- } else if (Modifier.isPublic(modifiers)) {
- return "";
- } else {
- return aspectType.getPackageNameAsIdentifier();
- }
- }
-
- private static String makeName(String s1, String s2) {
- return "ajc$" + s1 + "$" + s2;
- }
-
- public static String makeName(String s1, String s2, String s3) {
- return "ajc$" + s1 + "$" + s2 + "$" + s3;
- }
-
- public static String makeName(String s1, String s2, String s3, String s4) {
- return "ajc$" + s1 + "$" + s2 + "$" + s3 + "$" + s4;
- }
-
- public static String cflowStack(CrosscuttingMembers xcut) {
- return makeName("cflowStack", Integer.toHexString(xcut.getCflowEntries().size()));
- }
-
- public static String cflowCounter(CrosscuttingMembers xcut) {
- return makeName("cflowCounter", Integer.toHexString(xcut.getCflowEntries().size()));
- }
-
- public static String makeClosureClassName(UnresolvedType enclosingType, String suffix) {
- return enclosingType.getName() + "$AjcClosure" + suffix;
- }
-
- public static String aroundShadowMethodName(Member shadowSig, String suffixTag) {
- StringBuffer ret = new StringBuffer();
- ret.append(getExtractableName(shadowSig)).append("_aroundBody").append(suffixTag);
- return ret.toString();
- }
-
- public static String aroundAdviceMethodName(Member shadowSig, String suffixTag) {
- StringBuffer ret = new StringBuffer();
- ret.append(getExtractableName(shadowSig)).append("_aroundBody").append(suffixTag).append("$advice");
- return ret.toString();
- }
-
- public static String getExtractableName(Member shadowSignature) {
- String name = shadowSignature.getName();
- MemberKind kind = shadowSignature.getKind();
- if (kind == Member.CONSTRUCTOR) {
- return "init$";
- } else if (kind == Member.STATIC_INITIALIZATION) {
- return "clinit$";
- } else {
- return name;
- }
- }
-
- public static String proceedMethodName(String adviceMethodName) {
- return adviceMethodName + "proceed";
- }
-
- }
|