private Type getMirrorType(final Type type) {
int numDimensions = 0;
final Type basicType;
if (type.getSort() == Type.ARRAY) {
numDimensions = type.getDimensions();
basicType = type.getElementType();
} else {
basicType = type;
}
if (basicType.getSort() != Type.OBJECT) {
return type;
}
final Mirror mirror = getMirror(basicType.getInternalName());
if (mirror.isClassMirror()) {
final StringBuilder name = new StringBuilder();
for (int i = 0; i < numDimensions; ++i) {
name.append('[');
}
name.append('L').append(mirror.getTranslatedName()).append(';');
return Type.getType(name.toString());
}
return type;
}
private ClassMetadata getClassMetadata(
ClassMetadataResolver resolver, Type type, boolean ignoreArray) {
if (type.getSort() == Type.ARRAY) {
return resolver.resolve(
type.getElementType().getClassName(), ignoreArray ? 0 : type.getDimensions());
} else {
return resolver.resolve(type.getClassName(), 0);
}
}
private void addType(final Type t) {
switch (t.getSort()) {
case Type.ARRAY:
addType(t.getElementType());
break;
case Type.OBJECT:
addName(t.getClassName().replace('.', '/'));
break;
}
}
private void addType(Type t) {
switch (t.getSort()) {
case Type.ARRAY:
addType(t.getElementType());
break;
case Type.OBJECT:
addName(t.getInternalName());
break;
}
}
/**
* Inspects the given type recursively and add it as outgoing reference if necessary
*
* @param type Referenced type
*/
private void inspectType(Type type) {
switch (type.getSort()) {
case Type.ARRAY:
inspectType(type.getElementType());
break;
case Type.OBJECT:
String typeName = refactor(type.getClassName());
checkReference(typeName);
break;
}
}
private void addType(final Type type) {
switch (type.getSort()) {
case Type.ARRAY:
addType(type.getElementType());
break;
case Type.OBJECT:
addPackage(type.getInternalName());
break;
case Type.METHOD:
addMethodTypes(type.getDescriptor());
break;
}
}
void addType(final Type t) {
switch (t.getSort()) {
case Type.ARRAY:
addType(t.getElementType());
break;
case Type.OBJECT:
addName(t.getInternalName());
break;
case Type.METHOD:
addMethodDesc(t.getDescriptor());
break;
}
}
private String getDescriptor(Type type) {
if (type.getSort() == Type.OBJECT) {
String name = type.getInternalName();
int index = name.lastIndexOf('/');
return name.substring(index + 1);
}
if (type.getSort() == Type.ARRAY) {
StringBuilder sb = new StringBuilder(getDescriptor(type.getElementType()));
for (int dim = type.getDimensions(); dim > 0; --dim) {
sb.append("[]");
}
return sb.toString();
}
return type.getClassName();
}
private static boolean appendTypeName(StringBuilder tpl, Type type, String sourceClass) {
switch (type.getSort()) {
case Type.BOOLEAN:
tpl.append("boolean");
return false;
case Type.CHAR:
tpl.append("char");
return false;
case Type.BYTE:
tpl.append("byte");
return false;
case Type.SHORT:
tpl.append("short");
return false;
case Type.INT:
tpl.append("int");
return false;
case Type.FLOAT:
tpl.append("float");
return false;
case Type.LONG:
tpl.append("long");
return false;
case Type.DOUBLE:
tpl.append("double");
return false;
case Type.ARRAY:
EventProxy.appendTypeName(tpl, type.getElementType(), sourceClass);
return true;
case Type.OBJECT:
String typeName = type.getClassName();
typeName = typeName.substring(typeName.lastIndexOf('.') + 1);
tpl.append(typeName);
if (typeName.endsWith("ReturnEventInfo"))
tpl.append('<').append(sourceClass).append(", ?>");
else if (typeName.endsWith("EventInfo")) tpl.append('<').append(sourceClass).append('>');
return false;
}
tpl.append("Object");
return false;
}
public JavaType convertAsmType(org.objectweb.asm.Type asmType) {
JavaType result;
switch (asmType.getSort()) {
case org.objectweb.asm.Type.OBJECT:
result = getClassSymbol(asmType.getInternalName()).type;
break;
case org.objectweb.asm.Type.BYTE:
result = symbols.byteType;
break;
case org.objectweb.asm.Type.CHAR:
result = symbols.charType;
break;
case org.objectweb.asm.Type.SHORT:
result = symbols.shortType;
break;
case org.objectweb.asm.Type.INT:
result = symbols.intType;
break;
case org.objectweb.asm.Type.LONG:
result = symbols.longType;
break;
case org.objectweb.asm.Type.FLOAT:
result = symbols.floatType;
break;
case org.objectweb.asm.Type.DOUBLE:
result = symbols.doubleType;
break;
case org.objectweb.asm.Type.BOOLEAN:
result = symbols.booleanType;
break;
case org.objectweb.asm.Type.ARRAY:
result = new ArrayJavaType(convertAsmType(asmType.getElementType()), symbols.arrayClass);
break;
case org.objectweb.asm.Type.VOID:
result = symbols.voidType;
break;
default:
throw new IllegalArgumentException(asmType.toString());
}
return result;
}
private void addConventionGetter(String getterName, String flagName, MetaBeanProperty property)
throws Exception {
// GENERATE public <type> <getter>() { return
// (<type>)getConventionMapping().getConventionValue(super.<getter>(), '<prop>', <prop>Set); }
MetaMethod getter = property.getGetter();
Type returnType = Type.getType(getter.getReturnType());
String methodDescriptor = Type.getMethodDescriptor(returnType, new Type[0]);
MethodVisitor methodVisitor =
visitor.visitMethod(
Opcodes.ACC_PUBLIC, getterName, methodDescriptor, null, new String[0]);
methodVisitor.visitCode();
methodVisitor.visitVarInsn(Opcodes.ALOAD, 0);
methodVisitor.visitMethodInsn(
Opcodes.INVOKEINTERFACE,
conventionAwareType.getInternalName(),
"getConventionMapping",
Type.getMethodDescriptor(conventionMappingType, new Type[0]));
methodVisitor.visitVarInsn(Opcodes.ALOAD, 0);
methodVisitor.visitMethodInsn(
Opcodes.INVOKESPECIAL, superclassType.getInternalName(), getterName, methodDescriptor);
Type boxedType = null;
if (getter.getReturnType().isPrimitive()) {
// Box value
boxedType =
Type.getType(JavaReflectionUtil.getWrapperTypeForPrimitiveType(getter.getReturnType()));
String valueOfMethodDescriptor =
Type.getMethodDescriptor(boxedType, new Type[] {returnType});
methodVisitor.visitMethodInsn(
Opcodes.INVOKESTATIC, boxedType.getInternalName(), "valueOf", valueOfMethodDescriptor);
}
methodVisitor.visitLdcInsn(property.getName());
methodVisitor.visitVarInsn(Opcodes.ALOAD, 0);
methodVisitor.visitFieldInsn(
Opcodes.GETFIELD,
generatedType.getInternalName(),
flagName,
Type.BOOLEAN_TYPE.getDescriptor());
String getConventionValueDesc =
Type.getMethodDescriptor(
ConventionMapping.class.getMethod(
"getConventionValue", Object.class, String.class, Boolean.TYPE));
methodVisitor.visitMethodInsn(
Opcodes.INVOKEINTERFACE,
conventionMappingType.getInternalName(),
"getConventionValue",
getConventionValueDesc);
if (getter.getReturnType().isPrimitive()) {
// Unbox value
methodVisitor.visitTypeInsn(Opcodes.CHECKCAST, boxedType.getInternalName());
String valueMethodDescriptor = Type.getMethodDescriptor(returnType, new Type[0]);
methodVisitor.visitMethodInsn(
Opcodes.INVOKEVIRTUAL,
boxedType.getInternalName(),
getter.getReturnType().getName() + "Value",
valueMethodDescriptor);
} else {
// Cast to return type
methodVisitor.visitTypeInsn(
Opcodes.CHECKCAST,
getter.getReturnType().isArray()
? "[" + returnType.getElementType().getDescriptor()
: returnType.getInternalName());
}
methodVisitor.visitInsn(returnType.getOpcode(Opcodes.IRETURN));
methodVisitor.visitMaxs(0, 0);
methodVisitor.visitEnd();
}
