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The AspectJ weaver introduces advices to java classes
/* *******************************************************************
* 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;
/**
* The AjcMemberMaker is responsible for creating the representations of methods/fields/etc that are placed in both aspects and
* affected target types. It uses the NameMangler class to create the actual names that will be used.
*/
public class AjcMemberMaker {
private static final int PUBLIC_STATIC_FINAL = Modifier.PUBLIC | Modifier.STATIC | Modifier.FINAL;
private static final int PRIVATE_STATIC = Modifier.PRIVATE | Modifier.STATIC;
private static final int PUBLIC_STATIC = Modifier.PUBLIC | Modifier.STATIC;
private static final int BRIDGE = 0x0040;
private static final int VISIBILITY = Modifier.PUBLIC | Modifier.PRIVATE | Modifier.PROTECTED;
public static final UnresolvedType CFLOW_STACK_TYPE = UnresolvedType.forName(NameMangler.CFLOW_STACK_TYPE);
public static final UnresolvedType AROUND_CLOSURE_TYPE = UnresolvedType
.forSignature("Lorg/aspectj/runtime/internal/AroundClosure;");
public static final UnresolvedType CONVERSIONS_TYPE = UnresolvedType.forSignature("Lorg/aspectj/runtime/internal/Conversions;");
public static final UnresolvedType NO_ASPECT_BOUND_EXCEPTION = UnresolvedType
.forSignature("Lorg/aspectj/lang/NoAspectBoundException;");
public static ResolvedMember ajcPreClinitMethod(UnresolvedType declaringType) {
return new ResolvedMemberImpl(Member.METHOD, declaringType, PRIVATE_STATIC, NameMangler.AJC_PRE_CLINIT_NAME, "()V");
}
public static ResolvedMember ajcPostClinitMethod(UnresolvedType declaringType) {
return new ResolvedMemberImpl(Member.METHOD, declaringType, PRIVATE_STATIC, NameMangler.AJC_POST_CLINIT_NAME, "()V");
}
public static Member noAspectBoundExceptionInit() {
return new ResolvedMemberImpl(Member.METHOD, NO_ASPECT_BOUND_EXCEPTION, Modifier.PUBLIC, "", "()V");
}
public static Member noAspectBoundExceptionInit2() {
return new ResolvedMemberImpl(Member.METHOD, NO_ASPECT_BOUND_EXCEPTION, Modifier.PUBLIC, "",
"(Ljava/lang/String;Ljava/lang/Throwable;)V");
}
public static Member noAspectBoundExceptionInitWithCause() {
return new ResolvedMemberImpl(Member.METHOD, NO_ASPECT_BOUND_EXCEPTION, Modifier.PUBLIC, "",
"(Ljava/lang/String;Ljava/lang/Throwable;)V");
}
public static ResolvedMember perCflowPush(UnresolvedType declaringType) {
return new ResolvedMemberImpl(Member.METHOD, declaringType, PUBLIC_STATIC, NameMangler.PERCFLOW_PUSH_METHOD, "()V");
}
public static ResolvedMember perCflowField(UnresolvedType declaringType) {
return new ResolvedMemberImpl(Member.FIELD, declaringType, PUBLIC_STATIC, NameMangler.PERCFLOW_FIELD_NAME,
CFLOW_STACK_TYPE.getSignature());
}
public static ResolvedMember perSingletonField(UnresolvedType declaringType) {
return new ResolvedMemberImpl(Member.FIELD, declaringType, PUBLIC_STATIC, NameMangler.PERSINGLETON_FIELD_NAME,
declaringType.getSignature());
}
public static ResolvedMember initFailureCauseField(UnresolvedType declaringType) {
return new ResolvedMemberImpl(Member.FIELD, declaringType, PRIVATE_STATIC, NameMangler.INITFAILURECAUSE_FIELD_NAME,
UnresolvedType.THROWABLE.getSignature());
}
public static ResolvedMember perObjectField(UnresolvedType declaringType, ResolvedType aspectType) {
int modifiers = Modifier.PRIVATE;
if (!UnresolvedType.SERIALIZABLE.resolve(aspectType.getWorld()).isAssignableFrom(aspectType)) {
modifiers |= Modifier.TRANSIENT;
}
return new ResolvedMemberImpl(Member.FIELD, declaringType, modifiers, aspectType,
NameMangler.perObjectInterfaceField(aspectType), UnresolvedType.NONE);
}
// PTWIMPL ResolvedMember for aspect instance field, declared in matched type
public static ResolvedMember perTypeWithinField(UnresolvedType declaringType, ResolvedType aspectType) {
int modifiers = Modifier.PRIVATE | Modifier.STATIC;
if (!isSerializableAspect(aspectType)) {
modifiers |= Modifier.TRANSIENT;
}
return new ResolvedMemberImpl(Member.FIELD, declaringType, modifiers, aspectType,
NameMangler.perTypeWithinFieldForTarget(aspectType), UnresolvedType.NONE);
}
// PTWIMPL ResolvedMember for type instance field, declared in aspect
// (holds typename for which aspect instance exists)
public static ResolvedMember perTypeWithinWithinTypeField(UnresolvedType declaringType, ResolvedType aspectType) {
int modifiers = Modifier.PRIVATE;
if (!isSerializableAspect(aspectType)) {
modifiers |= Modifier.TRANSIENT;
}
return new ResolvedMemberImpl(Member.FIELD, declaringType, modifiers, UnresolvedType.JL_STRING,
NameMangler.PERTYPEWITHIN_WITHINTYPEFIELD, UnresolvedType.NONE);
}
private static boolean isSerializableAspect(ResolvedType aspectType) {
return UnresolvedType.SERIALIZABLE.resolve(aspectType.getWorld()).isAssignableFrom(aspectType);
}
public static ResolvedMember perObjectBind(UnresolvedType declaringType) {
return new ResolvedMemberImpl(Member.METHOD, declaringType, PUBLIC_STATIC | Modifier.SYNCHRONIZED, NameMangler.PEROBJECT_BIND_METHOD,
"(Ljava/lang/Object;)V");
}
// PTWIMPL ResolvedMember for getInstance() method, declared in aspect
public static ResolvedMember perTypeWithinGetInstance(UnresolvedType declaringType) {
// private static a.X ajc$getInstance(java.lang.Class)
ResolvedMemberImpl rm = new ResolvedMemberImpl(Member.METHOD, declaringType, PRIVATE_STATIC, declaringType, // return value
NameMangler.PERTYPEWITHIN_GETINSTANCE_METHOD, new UnresolvedType[] { UnresolvedType.JL_CLASS });
return rm;
}
// PTWIMPL ResolvedMember for getWithinTypeName() method
public static ResolvedMember perTypeWithinGetWithinTypeNameMethod(UnresolvedType declaringType, boolean inJava5Mode) {
// public String getWithinTypeName()
ResolvedMemberImpl rm = new ResolvedMemberImpl(Member.METHOD, declaringType, Modifier.PUBLIC, UnresolvedType.JL_STRING, // return
// value
NameMangler.PERTYPEWITHIN_GETWITHINTYPENAME_METHOD, UnresolvedType.NONE);
return rm;
}
public static ResolvedMember perTypeWithinCreateAspectInstance(UnresolvedType declaringType) {
// public static a.X ajc$createAspectInstance(java.lang.String)
ResolvedMemberImpl rm = new ResolvedMemberImpl(Member.METHOD, declaringType, PUBLIC_STATIC, declaringType, // return value
NameMangler.PERTYPEWITHIN_CREATEASPECTINSTANCE_METHOD,
new UnresolvedType[] { UnresolvedType.forSignature("Ljava/lang/String;") }, new UnresolvedType[] {});
return rm;
}
public static UnresolvedType perObjectInterfaceType(UnresolvedType aspectType) {
return UnresolvedType.forName(aspectType.getName() + "$ajcMightHaveAspect");
}
public static ResolvedMember perObjectInterfaceGet(UnresolvedType aspectType) {
return new ResolvedMemberImpl(Member.METHOD, perObjectInterfaceType(aspectType), Modifier.PUBLIC | Modifier.ABSTRACT,
NameMangler.perObjectInterfaceGet(aspectType), "()" + aspectType.getSignature());
}
public static ResolvedMember perObjectInterfaceSet(UnresolvedType aspectType) {
return new ResolvedMemberImpl(Member.METHOD, perObjectInterfaceType(aspectType), Modifier.PUBLIC | Modifier.ABSTRACT,
NameMangler.perObjectInterfaceSet(aspectType), "(" + aspectType.getSignature() + ")V");
}
// PTWIMPL ResolvedMember for localAspectOf() method, declared in matched type
public static ResolvedMember perTypeWithinLocalAspectOf(UnresolvedType shadowType, UnresolvedType aspectType) {
return new ResolvedMemberImpl(Member.METHOD, shadowType,// perTypeWithinInterfaceType(aspectType),
Modifier.PUBLIC | Modifier.STATIC, NameMangler.perTypeWithinLocalAspectOf(aspectType), "()"
+ aspectType.getSignature());
}
public static ResolvedMember perSingletonAspectOfMethod(UnresolvedType declaringType) {
return new ResolvedMemberImpl(Member.METHOD, declaringType, PUBLIC_STATIC, "aspectOf", "()" + declaringType.getSignature());
}
public static ResolvedMember perSingletonHasAspectMethod(UnresolvedType declaringType) {
return new ResolvedMemberImpl(Member.METHOD, declaringType, PUBLIC_STATIC, "hasAspect", "()Z");
}
public static ResolvedMember perCflowAspectOfMethod(UnresolvedType declaringType) {
return perSingletonAspectOfMethod(declaringType);
}
public static ResolvedMember perCflowHasAspectMethod(UnresolvedType declaringType) {
return perSingletonHasAspectMethod(declaringType);
}
public static ResolvedMember perObjectAspectOfMethod(UnresolvedType declaringType) {
return new ResolvedMemberImpl(Member.METHOD, declaringType, PUBLIC_STATIC, "aspectOf", "(Ljava/lang/Object;)"
+ declaringType.getSignature());
}
public static ResolvedMember perObjectHasAspectMethod(UnresolvedType declaringType) {
return new ResolvedMemberImpl(Member.METHOD, declaringType, PUBLIC_STATIC, "hasAspect", "(Ljava/lang/Object;)Z");
}
// PTWIMPL ResolvedMember for aspectOf(), declared in aspect
public static ResolvedMember perTypeWithinAspectOfMethod(UnresolvedType declaringType, boolean inJava5Mode) {
UnresolvedType parameterType = null;
if (inJava5Mode) {
parameterType = UnresolvedType.forRawTypeName("java.lang.Class");
} else {
parameterType = UnresolvedType.forSignature("Ljava/lang/Class;");
}
return new ResolvedMemberImpl(Member.METHOD, declaringType, PUBLIC_STATIC, declaringType, "aspectOf",
new UnresolvedType[] { parameterType });
// return new ResolvedMemberImpl(Member.METHOD,
// declaringType, PUBLIC_STATIC, "aspectOf",
// "(Ljava/lang/Class;)" + declaringType.getSignature());
}
/*
* public static ResolvedMember perTypeWithinGetWithinTypeMethod(UnresolvedType declaringType, boolean inJava5Mode) {
* UnresolvedType returnType = null; if (inJava5Mode) { returnType = UnresolvedType.forRawTypeName("java.lang.Class"); } else {
* returnType = UnresolvedType.forSignature("Ljava/lang/Class;"); } return new
* ResolvedMemberImpl(Member.METHOD,declaringType,Modifier.PUBLIC,ResolvedType.JAVA_LANG_STRING,"getWithinType",new
* UnresolvedType[]{}); }
*/
// PTWIMPL ResolvedMember for hasAspect(), declared in aspect
public static ResolvedMember perTypeWithinHasAspectMethod(UnresolvedType declaringType, boolean inJava5Mode) {
UnresolvedType parameterType = null;
if (inJava5Mode) {
parameterType = UnresolvedType.forRawTypeName("java.lang.Class");
} else {
parameterType = UnresolvedType.forSignature("Ljava/lang/Class;");
}
return new ResolvedMemberImpl(Member.METHOD, declaringType, PUBLIC_STATIC, UnresolvedType.BOOLEAN, "hasAspect",
new UnresolvedType[] { parameterType });
// return new ResolvedMemberImpl(Member.METHOD,
// declaringType, PUBLIC_STATIC, "hasAspect",
// "(Ljava/lang/Class;)Z");
}
// -- privileged accessors
public static ResolvedMember privilegedAccessMethodForMethod(UnresolvedType aspectType, ResolvedMember method) {
return new ResolvedMemberImpl(Member.METHOD, method.getDeclaringType(), Modifier.PUBLIC
| (Modifier.isStatic(method.getModifiers()) ? Modifier.STATIC : 0), method.getReturnType(),
NameMangler.privilegedAccessMethodForMethod(method.getName(), method.getDeclaringType(), aspectType),
method.getParameterTypes(), method.getExceptions());
}
/**
* Return a resolvedmember representing the synthetic getter for the field. The old style (<1.6.9) is a heavyweight static
* method with a long name. The new style (1.6.9 and later) is short, and reusable across aspects.
*
* @param aspectType the aspect attempting the access
* @param field the field to be accessed
* @param shortSyntax is the old (long) or new (short) style format being used
* @return a resolvedmember representing the synthetic getter
*/
public static ResolvedMember privilegedAccessMethodForFieldGet(UnresolvedType aspectType, Member field, boolean shortSyntax) {
UnresolvedType fieldDeclaringType = field.getDeclaringType();
if (shortSyntax) {
UnresolvedType[] args = null;
if (Modifier.isStatic(field.getModifiers())) {
args = ResolvedType.NONE;
} else {
args = new UnresolvedType[] { fieldDeclaringType };
}
StringBuffer name = new StringBuffer("ajc$get$");
name.append(field.getName());
return new ResolvedMemberImpl(Member.METHOD, fieldDeclaringType, PUBLIC_STATIC, field.getReturnType(), name.toString(),
args);
} else {
String getterName = NameMangler.privilegedAccessMethodForFieldGet(field.getName(), fieldDeclaringType, aspectType);
String sig;
if (Modifier.isStatic(field.getModifiers())) {
sig = "()" + field.getReturnType().getSignature();
} else {
sig = "(" + fieldDeclaringType.getSignature() + ")" + field.getReturnType().getSignature();
}
return new ResolvedMemberImpl(Member.METHOD, fieldDeclaringType, PUBLIC_STATIC, getterName, sig);
}
}
/**
* Return a resolvedmember representing the synthetic setter for the field. The old style (<1.6.9) is a heavyweight static
* method with a long name. The new style (1.6.9 and later) is short, not always static, and reusable across aspects.
*
* @param aspectType the aspect attempting the access
* @param field the field to be accessed
* @param shortSyntax is the old or new style format being used
* @return a resolvedmember representing the synthetic setter
*/
public static ResolvedMember privilegedAccessMethodForFieldSet(UnresolvedType aspectType, Member field, boolean shortSyntax) {
UnresolvedType fieldDeclaringType = field.getDeclaringType();
if (shortSyntax) {
UnresolvedType[] args = null;
if (Modifier.isStatic(field.getModifiers())) {
args = new UnresolvedType[] { field.getType() };
} else {
args = new UnresolvedType[] { fieldDeclaringType, field.getType() };
}
StringBuffer name = new StringBuffer("ajc$set$");
name.append(field.getName());
return new ResolvedMemberImpl(Member.METHOD, fieldDeclaringType, PUBLIC_STATIC, UnresolvedType.VOID, name.toString(),
args);
} else {
String setterName = NameMangler.privilegedAccessMethodForFieldSet(field.getName(), fieldDeclaringType, aspectType);
String sig;
if (Modifier.isStatic(field.getModifiers())) {
sig = "(" + field.getReturnType().getSignature() + ")V";
} else {
sig = "(" + fieldDeclaringType.getSignature() + field.getReturnType().getSignature() + ")V";
}
return new ResolvedMemberImpl(Member.METHOD, fieldDeclaringType, PUBLIC_STATIC, setterName, sig);
}
}
// --- inline accessors
// ??? can eclipse handle a transform this weird without putting synthetics into the mix
public static ResolvedMember superAccessMethod(UnresolvedType baseType, ResolvedMember method) {
UnresolvedType[] paramTypes = method.getParameterTypes();
// if (!method.isStatic()) {
// paramTypes = UnresolvedType.insert(method.getDeclaringType(), paramTypes);
// }
return new ResolvedMemberImpl(Member.METHOD, baseType, Modifier.PUBLIC, method.getReturnType(),
NameMangler.superDispatchMethod(baseType, method.getName()), paramTypes, method.getExceptions());
}
public static ResolvedMember inlineAccessMethodForMethod(UnresolvedType aspectType, ResolvedMember method) {
UnresolvedType[] paramTypes = method.getParameterTypes();
if (!Modifier.isStatic(method.getModifiers())) {
paramTypes = UnresolvedType.insert(method.getDeclaringType(), paramTypes);
}
return new ResolvedMemberImpl(Member.METHOD, aspectType,
PUBLIC_STATIC, // ??? what about privileged and super access
// ???Modifier.PUBLIC | (method.isStatic() ? Modifier.STATIC : 0),
method.getReturnType(),
NameMangler.inlineAccessMethodForMethod(method.getName(), method.getDeclaringType(), aspectType), paramTypes,
method.getExceptions());
}
public static ResolvedMember inlineAccessMethodForFieldGet(UnresolvedType aspectType, Member field) {
String sig;
if (Modifier.isStatic(field.getModifiers())) {
sig = "()" + field.getReturnType().getSignature();
} else {
sig = "(" + field.getDeclaringType().getSignature() + ")" + field.getReturnType().getSignature();
}
return new ResolvedMemberImpl(Member.METHOD, aspectType, PUBLIC_STATIC, // Modifier.PUBLIC | (field.isStatic() ?
// Modifier.STATIC : 0),
NameMangler.inlineAccessMethodForFieldGet(field.getName(), field.getDeclaringType(), aspectType), sig);
}
public static ResolvedMember inlineAccessMethodForFieldSet(UnresolvedType aspectType, Member field) {
String sig;
if (Modifier.isStatic(field.getModifiers())) {
sig = "(" + field.getReturnType().getSignature() + ")V";
} else {
sig = "(" + field.getDeclaringType().getSignature() + field.getReturnType().getSignature() + ")V";
}
return new ResolvedMemberImpl(Member.METHOD, aspectType, PUBLIC_STATIC, // Modifier.PUBLIC | (field.isStatic() ?
// Modifier.STATIC : 0),
NameMangler.inlineAccessMethodForFieldSet(field.getName(), field.getDeclaringType(), aspectType), sig);
}
// --- runtimeLibrary api stuff
public static Member cflowStackPeekInstance() {
return new MemberImpl(Member.METHOD, CFLOW_STACK_TYPE, 0, "peekInstance", "()Ljava/lang/Object;");
}
public static Member cflowStackPushInstance() {
return new MemberImpl(Member.METHOD, CFLOW_STACK_TYPE, 0, "pushInstance", "(Ljava/lang/Object;)V");
}
public static Member cflowStackIsValid() {
return new MemberImpl(Member.METHOD, CFLOW_STACK_TYPE, 0, "isValid", "()Z");
}
public static Member cflowStackInit() {
return new MemberImpl(Member.CONSTRUCTOR, CFLOW_STACK_TYPE, 0, "", "()V");
}
public static Member aroundClosurePreInitializationField() {
return new MemberImpl(Member.FIELD, AROUND_CLOSURE_TYPE, 0, "preInitializationState", "[Ljava/lang/Object;");
}
public static Member aroundClosurePreInitializationGetter() {
return new MemberImpl(Member.METHOD, AROUND_CLOSURE_TYPE, 0, "getPreInitializationState", "()[Ljava/lang/Object;");
}
public static ResolvedMember preIntroducedConstructor(UnresolvedType aspectType, UnresolvedType targetType,
UnresolvedType[] paramTypes) {
return new ResolvedMemberImpl(Member.METHOD, aspectType, PUBLIC_STATIC_FINAL, UnresolvedType.OBJECTARRAY,
NameMangler.preIntroducedConstructor(aspectType, targetType), paramTypes);
}
public static ResolvedMember postIntroducedConstructor(UnresolvedType aspectType, UnresolvedType targetType,
UnresolvedType[] paramTypes) {
return new ResolvedMemberImpl(Member.METHOD, aspectType, PUBLIC_STATIC_FINAL, UnresolvedType.VOID,
NameMangler.postIntroducedConstructor(aspectType, targetType), UnresolvedType.insert(targetType, paramTypes));
}
public static ResolvedMember itdAtDeclareParentsField(ResolvedType targetType, UnresolvedType itdType, UnresolvedType aspectType) {
return new ResolvedMemberImpl(Member.FIELD, targetType, Modifier.PRIVATE, itdType, NameMangler.itdAtDeclareParentsField(
aspectType, itdType), null);
}
public static ResolvedMember interConstructor(ResolvedType targetType, ResolvedMember constructor, UnresolvedType aspectType) {
//
// ResolvedType targetType,
// UnresolvedType[] argTypes,
// int modifiers)
// {
ResolvedMember ret = new ResolvedMemberImpl(Member.CONSTRUCTOR, targetType, Modifier.PUBLIC, UnresolvedType.VOID, "",
constructor.getParameterTypes(), constructor.getExceptions());
// System.out.println("ret: " + ret + " mods: " + Modifier.toString(modifiers));
if (Modifier.isPublic(constructor.getModifiers())) {
return ret;
}
while (true) {
ret = addCookieTo(ret, aspectType);
if (targetType.lookupMemberNoSupers(ret) == null) {
return ret;
}
}
}
public static ResolvedMember interFieldInitializer(ResolvedMember field, UnresolvedType aspectType) {
return new ResolvedMemberImpl(Member.METHOD, aspectType, PUBLIC_STATIC, NameMangler.interFieldInitializer(aspectType,
field.getDeclaringType(), field.getName()), Modifier.isStatic(field.getModifiers()) ? "()V" : "("
+ field.getDeclaringType().getSignature() + ")V");
}
private static int makePublicNonFinal(int modifiers) {
return (modifiers & ~VISIBILITY & ~Modifier.FINAL) | Modifier.PUBLIC;
}
private static int makeNonFinal(int modifiers) {
return (modifiers & ~Modifier.FINAL);
}
/**
* This static method goes on the aspect that declares the inter-type field
*/
public static ResolvedMember interFieldSetDispatcher(ResolvedMember field, UnresolvedType aspectType) {
ResolvedMember rm = new ResolvedMemberImpl(Member.METHOD, aspectType, PUBLIC_STATIC, UnresolvedType.VOID,
NameMangler.interFieldSetDispatcher(aspectType, field.getDeclaringType(), field.getName()), Modifier.isStatic(field
.getModifiers()) ? new UnresolvedType[] { field.getReturnType() } : new UnresolvedType[] {
field.getDeclaringType(), field.getReturnType() });
rm.setTypeVariables(field.getTypeVariables());
return rm;
}
/**
* This static method goes on the aspect that declares the inter-type field
*/
public static ResolvedMember interFieldGetDispatcher(ResolvedMember field, UnresolvedType aspectType) {
ResolvedMember rm = new ResolvedMemberImpl(Member.METHOD, aspectType, PUBLIC_STATIC, field.getReturnType(),
NameMangler.interFieldGetDispatcher(aspectType, field.getDeclaringType(), field.getName()), Modifier.isStatic(field
.getModifiers()) ? UnresolvedType.NONE : new UnresolvedType[] { field.getDeclaringType() },
UnresolvedType.NONE);
rm.setTypeVariables(field.getTypeVariables());
return rm;
}
// private static int makeFieldModifiers(int declaredModifiers) {
// int ret = Modifier.PUBLIC;
// if (Modifier.isTransient(declaredModifiers)) ret |= Modifier.TRANSIENT;
// if (Modifier.isVolatile(declaredModifiers)) ret |= Modifier.VOLATILE;
// return ret;
// }
/**
* This field goes on the class the field is declared onto. Field names for ITDs onto interfaces are handled below.
*/
public static ResolvedMember interFieldClassField(ResolvedMember field, UnresolvedType aspectType, boolean newStyle) {
int modifiers = (newStyle ? makeNonFinal(field.getModifiers()) : makePublicNonFinal(field.getModifiers()));
String name = null;
if (newStyle) {
name = field.getName();
} else {
name = NameMangler.interFieldClassField(field.getModifiers(), aspectType, field.getDeclaringType(), field.getName());
}
return new ResolvedMemberImpl(Member.FIELD, field.getDeclaringType(), modifiers, field.getReturnType(), name,
UnresolvedType.NONE, UnresolvedType.NONE);
}
/**
* This field goes on top-most implementers of the interface the field is declared onto
*/
public static ResolvedMember interFieldInterfaceField(ResolvedMember field, UnresolvedType onClass, UnresolvedType aspectType, boolean newStyle) {
String name = null;
if (newStyle) {
name = field.getName();
} else {
name = NameMangler.interFieldInterfaceField(aspectType, field.getDeclaringType(), field.getName());
}
return new ResolvedMemberImpl(Member.FIELD, onClass, makePublicNonFinal(field.getModifiers()), field.getReturnType(),
name, UnresolvedType.NONE, UnresolvedType.NONE);
}
/**
* This instance method goes on the interface the field is declared onto as well as its top-most implementors
*/
public static ResolvedMember interFieldInterfaceSetter(ResolvedMember field, ResolvedType onType, UnresolvedType aspectType) {
int modifiers = Modifier.PUBLIC;
if (onType.isInterface()) {
modifiers |= Modifier.ABSTRACT;
}
ResolvedMember rm = new ResolvedMemberImpl(Member.METHOD, onType, modifiers, UnresolvedType.VOID,
NameMangler.interFieldInterfaceSetter(aspectType, field.getDeclaringType(), field.getName()),
new UnresolvedType[] { field.getReturnType() }, UnresolvedType.NONE);
rm.setTypeVariables(field.getTypeVariables());
return rm;
}
/**
* This instance method goes on the interface the field is declared onto as well as its top-most implementors
*/
public static ResolvedMember interFieldInterfaceGetter(ResolvedMember field, ResolvedType onType, UnresolvedType aspectType) {
int modifiers = Modifier.PUBLIC;
if (onType.isInterface()) {
modifiers |= Modifier.ABSTRACT;
}
ResolvedMember rm = new ResolvedMemberImpl(Member.METHOD, onType, modifiers, field.getReturnType(),
NameMangler.interFieldInterfaceGetter(aspectType, field.getDeclaringType(), field.getName()), UnresolvedType.NONE,
UnresolvedType.NONE);
rm.setTypeVariables(field.getTypeVariables());
return rm;
}
/**
* This method goes on the target type of the inter-type method. (and possibly the topmost-implementors, if the target type is
* an interface). The implementation will call the interMethodDispatch method on the aspect.
*/
public static ResolvedMember interMethod(ResolvedMember meth, UnresolvedType aspectType, boolean onInterface) {
if (Modifier.isPublic(meth.getModifiers()) && !onInterface) {
return meth;
}
int modifiers = makePublicNonFinal(meth.getModifiers());
if (onInterface) {
modifiers |= Modifier.ABSTRACT;
}
ResolvedMemberImpl rmi = new ResolvedMemberImpl(Member.METHOD, meth.getDeclaringType(), modifiers, meth.getReturnType(),
NameMangler.interMethod(meth.getModifiers(), aspectType, meth.getDeclaringType(), meth.getName()),
meth.getParameterTypes(), meth.getExceptions());
rmi.setParameterNames(meth.getParameterNames());
rmi.setTypeVariables(meth.getTypeVariables());
return rmi;
}
/**
* This method goes on the target type of the inter-type method. (and possibly the topmost-implementors, if the target type is
* an interface). The implementation will call the interMethodDispatch method on the aspect.
*/
public static ResolvedMember interMethodBridger(ResolvedMember meth, UnresolvedType aspectType, boolean onInterface) {
// if (Modifier.isPublic(meth.getModifiers()) && !onInterface)
// return meth;
int modifiers = makePublicNonFinal(meth.getModifiers()) | BRIDGE;
if (onInterface) {
modifiers |= Modifier.ABSTRACT;
}
ResolvedMemberImpl rmi = new ResolvedMemberImpl(Member.METHOD, meth.getDeclaringType(), modifiers, meth.getReturnType(),
NameMangler.interMethod(meth.getModifiers(), aspectType, meth.getDeclaringType(), meth.getName()),
meth.getParameterTypes(), meth.getExceptions());
rmi.setTypeVariables(meth.getTypeVariables());
return rmi;
}
/**
* Sometimes the intertyped method requires a bridge method alongside it. For example if the method 'N SomeI.m()' is put onto
* an interface 'interface I' and then a concrete implementation is 'class C implements I' then the ITD
* on the interface will be 'Number m()', whereas the ITD on the 'topmostimplementor' will be 'Float m()'. A bridge method needs
* to be created in the topmostimplementor 'Number m()' that delegates to 'Float m()'
*/
public static ResolvedMember bridgerToInterMethod(ResolvedMember meth, UnresolvedType aspectType) {
int modifiers = makePublicNonFinal(meth.getModifiers());
ResolvedMemberImpl rmi = new ResolvedMemberImpl(Member.METHOD, aspectType, modifiers, meth.getReturnType(),
NameMangler.interMethod(meth.getModifiers(), aspectType, meth.getDeclaringType(), meth.getName()),
meth.getParameterTypes(), meth.getExceptions());
rmi.setTypeVariables(meth.getTypeVariables());
return rmi;
}
/**
* This static method goes on the declaring aspect of the inter-type method. The implementation calls the interMethodBody()
* method on the aspect.
*/
public static ResolvedMember interMethodDispatcher(ResolvedMember meth, UnresolvedType aspectType) {
UnresolvedType[] paramTypes = meth.getParameterTypes();
if (!Modifier.isStatic(meth.getModifiers())) {
paramTypes = UnresolvedType.insert(meth.getDeclaringType(), paramTypes);
}
ResolvedMemberImpl rmi = new ResolvedMemberImpl(Member.METHOD, aspectType, PUBLIC_STATIC, meth.getReturnType(),
NameMangler.interMethodDispatcher(aspectType, meth.getDeclaringType(), meth.getName()), paramTypes,
meth.getExceptions());
rmi.setParameterNames(meth.getParameterNames());
rmi.setTypeVariables(meth.getTypeVariables());
return rmi;
}
/**
* This method goes on the declaring aspect of the inter-type method. It contains the real body of the ITD method.
*/
public static ResolvedMember interMethodBody(ResolvedMember meth, UnresolvedType aspectType) {
UnresolvedType[] paramTypes = meth.getParameterTypes();
if (!Modifier.isStatic(meth.getModifiers())) {
paramTypes = UnresolvedType.insert(meth.getDeclaringType(), paramTypes);
}
int modifiers = PUBLIC_STATIC;
if (Modifier.isStrict(meth.getModifiers())) {
modifiers |= Modifier.STRICT;
}
ResolvedMemberImpl rmi = new ResolvedMemberImpl(Member.METHOD, aspectType, modifiers, meth.getReturnType(),
NameMangler.interMethodBody(aspectType, meth.getDeclaringType(), meth.getName()), paramTypes, meth.getExceptions());
rmi.setParameterNames(meth.getParameterNames());
rmi.setTypeVariables(meth.getTypeVariables());
return rmi;
}
private static ResolvedMember addCookieTo(ResolvedMember ret, UnresolvedType aspectType) {
UnresolvedType[] params = ret.getParameterTypes();
UnresolvedType[] freshParams = UnresolvedType.add(params, aspectType);
return new ResolvedMemberImpl(ret.getKind(), ret.getDeclaringType(), ret.getModifiers(), ret.getReturnType(),
ret.getName(), freshParams, ret.getExceptions());
}
public static ResolvedMember toObjectConversionMethod(UnresolvedType fromType) {
if (fromType.isPrimitiveType()) {
String name = fromType.toString() + "Object";
return new ResolvedMemberImpl(Member.METHOD, CONVERSIONS_TYPE, PUBLIC_STATIC, UnresolvedType.OBJECT, name,
new UnresolvedType[] { fromType }, UnresolvedType.NONE);
} else {
return null;
}
}
public static Member interfaceConstructor(ResolvedType resolvedTypeX) {
// AMC next two lines should not be needed when sig for generic type is changed
ResolvedType declaringType = resolvedTypeX;
if (declaringType.isRawType()) {
declaringType = declaringType.getGenericType();
}
return new ResolvedMemberImpl(Member.CONSTRUCTOR, declaringType, Modifier.PUBLIC, "", "()V");
}
// -- common types we use. Note: Java 5 dependand types are refered to as String
public final static UnresolvedType ASPECT_ANNOTATION = UnresolvedType.forSignature("Lorg/aspectj/lang/annotation/Aspect;");
public final static UnresolvedType BEFORE_ANNOTATION = UnresolvedType.forSignature("Lorg/aspectj/lang/annotation/Before;");
public final static UnresolvedType AROUND_ANNOTATION = UnresolvedType.forSignature("Lorg/aspectj/lang/annotation/Around;");
public final static UnresolvedType AFTERRETURNING_ANNOTATION = UnresolvedType
.forSignature("Lorg/aspectj/lang/annotation/AfterReturning;");
public final static UnresolvedType AFTERTHROWING_ANNOTATION = UnresolvedType
.forSignature("Lorg/aspectj/lang/annotation/AfterThrowing;");
public final static UnresolvedType AFTER_ANNOTATION = UnresolvedType.forSignature("Lorg/aspectj/lang/annotation/After;");
public final static UnresolvedType POINTCUT_ANNOTATION = UnresolvedType.forSignature("Lorg/aspectj/lang/annotation/Pointcut;");
public final static UnresolvedType DECLAREERROR_ANNOTATION = UnresolvedType
.forSignature("Lorg/aspectj/lang/annotation/DeclareError;");
public final static UnresolvedType DECLAREWARNING_ANNOTATION = UnresolvedType
.forSignature("Lorg/aspectj/lang/annotation/DeclareWarning;");
public final static UnresolvedType DECLAREPRECEDENCE_ANNOTATION = UnresolvedType
.forSignature("Lorg/aspectj/lang/annotation/DeclarePrecedence;");
// public final static UnresolvedType DECLAREIMPLEMENTS_ANNOTATION =
// UnresolvedType.forSignature("Lorg/aspectj/lang/annotation/DeclareImplements;");
public final static UnresolvedType DECLAREPARENTS_ANNOTATION = UnresolvedType
.forSignature("Lorg/aspectj/lang/annotation/DeclareParents;");
public final static UnresolvedType DECLAREMIXIN_ANNOTATION = UnresolvedType
.forSignature("Lorg/aspectj/lang/annotation/DeclareMixin;");
public final static UnresolvedType TYPEX_JOINPOINT = UnresolvedType.forSignature("Lorg/aspectj/lang/JoinPoint;");
public final static UnresolvedType TYPEX_PROCEEDINGJOINPOINT = UnresolvedType
.forSignature("Lorg/aspectj/lang/ProceedingJoinPoint;");
public final static UnresolvedType TYPEX_STATICJOINPOINT = UnresolvedType
.forSignature("Lorg/aspectj/lang/JoinPoint$StaticPart;");
public final static UnresolvedType TYPEX_ENCLOSINGSTATICJOINPOINT = UnresolvedType
.forSignature("Lorg/aspectj/lang/JoinPoint$EnclosingStaticPart;");
}