private void generateSetter(
final TYPE_TYPE type,
final FIELD_TYPE field,
final AccessLevel level,
final String propertyNameFieldName) {
String fieldName = field.name();
boolean isBoolean = field.isOfType("boolean");
String setterName = TransformationsUtil.toSetterName(fieldName, isBoolean);
if (type.hasMethod(setterName)) return;
String oldValueName = OLD_VALUE_VARIABLE_NAME;
List<lombok.ast.Annotation> nonNulls = field.annotations(TransformationsUtil.NON_NULL_PATTERN);
MethodDecl methodDecl =
MethodDecl(Type("void"), setterName)
.withAccessLevel(level)
.withArgument(Arg(field.type(), fieldName).withAnnotations(nonNulls));
if (!nonNulls.isEmpty() && !field.isPrimitive()) {
methodDecl.withStatement(
If(Equal(Name(fieldName), Null()))
.Then(Throw(New(Type(NullPointerException.class)).withArgument(String(fieldName)))));
}
methodDecl
.withStatement(
LocalDecl(field.type(), oldValueName)
.makeFinal()
.withInitialization(Field(fieldName))) //
.withStatement(Assign(Field(fieldName), Name(fieldName))) //
.withStatement(
Call(Call(PROPERTY_CHANGE_SUPPORT_METHOD_NAME), FIRE_PROPERTY_CHANGE_METHOD_NAME) //
.withArgument(Name(propertyNameFieldName))
.withArgument(Name(oldValueName))
.withArgument(Field(fieldName)));
type.injectMethod(methodDecl);
}
@Override
public JCTree visitMethodDecl(final lombok.ast.MethodDecl node, final Void p) {
final JCModifiers mods =
setGeneratedBy(
M(node)
.Modifiers(
flagsFor(node.getModifiers()),
build(node.getAnnotations(), JCAnnotation.class)),
source);
final JCExpression restype = build(node.getReturnType());
final List<JCTypeParameter> typarams = build(node.getTypeParameters());
final List<JCVariableDecl> params = build(node.getArguments());
final List<JCExpression> thrown = build(node.getThrownExceptions());
JCBlock body = null;
if (!node.noBody() && ((mods.flags & Flags.ABSTRACT) == 0)) {
body =
setGeneratedBy(M(node).Block(0, build(node.getStatements(), JCStatement.class)), source);
}
final JCMethodDecl method =
setGeneratedBy(
M(node)
.MethodDef(
mods, name(node.getName()), restype, typarams, params, thrown, body, null),
source);
return method;
}
private void generateSetter(
final TYPE_TYPE type,
final FIELD_TYPE field,
final AccessLevel level,
final boolean vetoable,
final boolean throwVetoException,
final String propertyNameFieldName) {
String fieldName = field.filteredName();
boolean isBoolean = field.isOfType("boolean");
String setterName =
toSetterName(field.getAnnotationValue(Accessors.class), field.name(), isBoolean);
if (type.hasMethod(setterName, field.type())) return;
String oldValueName = OLD_VALUE_VARIABLE_NAME;
List<lombok.ast.Annotation> nonNulls = field.annotations(TransformationsUtil.NON_NULL_PATTERN);
MethodDecl methodDecl =
MethodDecl(Type("void"), setterName)
.withAccessLevel(level)
.withArgument(Arg(field.type(), fieldName).withAnnotations(nonNulls));
if (!nonNulls.isEmpty() && !field.isPrimitive()) {
methodDecl.withStatement(
If(Equal(Name(fieldName), Null()))
.Then(Throw(New(Type(NullPointerException.class)).withArgument(String(fieldName)))));
}
methodDecl.withStatement(
LocalDecl(field.type(), oldValueName).makeFinal().withInitialization(Field(fieldName)));
if (vetoable) {
if (throwVetoException) {
methodDecl.withThrownException(Type(PropertyVetoException.class));
methodDecl.withStatement(
Call(FIRE_VETOABLE_CHANGE_METHOD_NAME) //
.withArgument(Name(propertyNameFieldName))
.withArgument(Name(oldValueName))
.withArgument(Name(fieldName)));
} else {
methodDecl.withStatement(
Try(Block()
.withStatement(
Call(FIRE_VETOABLE_CHANGE_METHOD_NAME) //
.withArgument(Name(propertyNameFieldName))
.withArgument(Name(oldValueName))
.withArgument(Name(fieldName)))) //
.Catch(
Arg(Type(PropertyVetoException.class), E_VALUE_VARIABLE_NAME),
Block().withStatement(Return())));
}
}
methodDecl
.withStatement(Assign(Field(fieldName), Name(fieldName))) //
.withStatement(
Call(FIRE_PROPERTY_CHANGE_METHOD_NAME) //
.withArgument(Name(propertyNameFieldName))
.withArgument(Name(oldValueName))
.withArgument(Name(fieldName)));
type.editor().injectMethod(methodDecl);
}
public void delegateMethodsTo(
TYPE_TYPE type,
MethodDescriptor[] methodDescriptors,
Expression<?> receiver,
Map<String, String> methodMapper) {
for (MethodDescriptor methodDesc : methodDescriptors) {
List<TypeRef> argTypes = new ArrayList<>();
List<Argument> methodArgs = new ArrayList<>();
List<Expression<?>> callArgs = new ArrayList<>();
int argCounter = 0;
for (MethodDescriptor.Type argType : methodDesc.arguments) {
String argName = "arg" + argCounter++;
TypeRef argTypeRef = asTypeRef(argType);
argTypes.add(argTypeRef);
Argument arg = Arg(argTypeRef, argName);
if (argType.annotations.length > 0) {
List<Annotation> annotations = new ArrayList<>();
for (int i = 0; i < argType.annotations.length; i++) {
annotations.add(Annotation(asTypeRef(argType.annotations[i])));
}
arg.withAnnotations(annotations);
}
methodArgs.add(arg);
callArgs.add(Name(argName));
}
if (type.hasMethodIncludingSupertypes(
methodDesc.methodName, argTypes.toArray(new TypeRef[argTypes.size()]))) {
continue;
}
String delegateMethodName = methodMapper.get(methodDesc.methodName);
if (delegateMethodName == null) {
delegateMethodName = methodDesc.methodName;
}
Call methodCall = Call(receiver, delegateMethodName).withArguments(callArgs);
MethodDecl methodDecl =
MethodDecl(asTypeRef(methodDesc.returnType), methodDesc.methodName)
.makePublic()
.withArguments(methodArgs);
if (VOID.equals(methodDesc.returnType.type)) {
methodDecl.withStatement(methodCall);
} else {
methodDecl.withStatement(Return(methodCall));
}
if (methodDesc.typeParameters.length > 0) {
List<TypeParam> types = new ArrayList<>();
for (int i = 0; i < methodDesc.typeParameters.length; i++) {
types.add(asTypeParam(methodDesc.typeParameters[i]));
}
methodDecl.withTypeParameters(types);
}
if (methodDesc.exceptions.length > 0) {
List<TypeRef> exceptions = new ArrayList<>();
for (int i = 0; i < methodDesc.exceptions.length; i++) {
exceptions.add(asTypeRef(methodDesc.exceptions[i]));
}
methodDecl.withThrownExceptions(exceptions);
}
if (methodDesc.annotations.length > 0) {
List<Annotation> annotations = new ArrayList<>();
for (int i = 0; i < methodDesc.annotations.length; i++) {
annotations.add(Annotation(asTypeRef(methodDesc.annotations[i])));
}
methodDecl.withAnnotations(annotations);
}
type.editor().injectMethod(methodDecl);
}
}
