/**
* Snoops through the declaring class and all parents looking for methods
*
* <ul>
* <li><code>public String getMessage(java.lang.String)</code>
* <li><code>public String getMessage(java.lang.String, java.util.Locale)</code>
* <li><code>public String getMessage(java.lang.String, java.lang.Object[])</code>
* <li><code>public String getMessage(java.lang.String, java.lang.Object[], java.util.Locale)
* </code>
* <li><code>public String getMessage(java.lang.String, java.util.List)</code>
* <li><code>public String getMessage(java.lang.String, java.util.List, java.util.Locale)</code>
* <li><code>public String getMessage(java.lang.String, java.util.Map)</code>
* <li><code>public String getMessage(java.lang.String, java.util.Map, java.util.Locale)</code>
* <li><code>public String getMessage(java.lang.String, java.lang.String)</code>
* <li><code>public String getMessage(java.lang.String, java.lang.String, java.util.Locale)
* </code>
* <li><code>public String getMessage(java.lang.String, java.lang.Object[], java.lang.String)
* </code>
* <li><code>
* public String getMessage(java.lang.String, java.lang.Object[], java.lang.String, java.util.Locale)
* </code>
* <li><code>public String getMessage(java.lang.String, java.util.List, java.lang.String)</code>
* <li><code>
* public String getMessage(java.lang.String, java.util.List, java.lang.String, java.util.Locale)
* </code>
* <li><code>public String getMessage(java.lang.String, java.util.Map, java.lang.String)</code>
* <li><code>
* public String getMessage(java.lang.String, java.util.Map, java.lang.String, java.util.Locale)
* </code>
* </ul>
*
* If any are defined all must be defined or a compilation error results.
*
* @param declaringClass the class to search
* @param sourceUnit the source unit, for error reporting. {@code @NotNull}.
* @return true if property change support should be added
*/
protected static boolean needsMessageSource(ClassNode declaringClass, SourceUnit sourceUnit) {
boolean found = false;
ClassNode consideredClass = declaringClass;
while (consideredClass != null) {
for (MethodNode method : consideredClass.getMethods()) {
// just check length, MOP will match it up
found = method.getName().equals(METHOD_GET_MESSAGE) && method.getParameters().length == 1;
found |= method.getName().equals(METHOD_GET_MESSAGE) && method.getParameters().length == 2;
found |= method.getName().equals(METHOD_GET_MESSAGE) && method.getParameters().length == 3;
found |= method.getName().equals(METHOD_GET_MESSAGE) && method.getParameters().length == 4;
if (found) return false;
}
consideredClass = consideredClass.getSuperClass();
}
if (found) {
sourceUnit
.getErrorCollector()
.addErrorAndContinue(
new SimpleMessage(
"@MessageSourceAware cannot be processed on "
+ declaringClass.getName()
+ " because some but not all of variants of getMessage() were declared in the current class or super classes.",
sourceUnit));
return false;
}
return true;
}
/*
* @see ICpuModel#setCallersCalleesTarget(IMethodNode)
*/
@Override
public void setCallersCalleesTarget(IMethodNode targetMethod) {
callers.clear();
callees.clear();
this.callersCalleesTarget = targetMethod;
String thread = getThread(targetMethod);
List<CallTreeNode> frameRootNodes = getFrameRootNodes(thread);
if (frameRootNodes.isEmpty() || targetMethod == null) {
notifyModelChanged(new CpuModelEvent(CpuModelState.CallersCalleesTargetChanged));
return;
}
List<String> callerNames = new ArrayList<String>();
List<String> calleeNames = new ArrayList<String>();
refreshCallersCallees(callerNames, calleeNames, frameRootNodes, targetMethod.getName());
List<MethodNode> methodNodes = getMethodNodes(thread);
for (MethodNode methodNode : methodNodes) {
if (callerNames.contains(methodNode.getName())) {
callers.add(methodNode);
}
if (calleeNames.contains(methodNode.getName())) {
callees.add(methodNode);
}
}
notifyModelChanged(new CpuModelEvent(CpuModelState.CallersCalleesTargetChanged));
}
private void visitConstructorOrMethod(MethodNode node, int methodTarget) {
visitAnnotations(node, methodTarget);
for (int i = 0; i < node.getParameters().length; i++) {
Parameter parameter = node.getParameters()[i];
visitAnnotations(parameter, AnnotationNode.PARAMETER_TARGET);
}
if (this.currentClass.isAnnotationDefinition() && !node.isStaticConstructor()) {
ErrorCollector errorCollector = new ErrorCollector(this.source.getConfiguration());
AnnotationVisitor visitor = new AnnotationVisitor(this.source, errorCollector);
visitor.setReportClass(currentClass);
visitor.checkReturnType(node.getReturnType(), node);
if (node.getParameters().length > 0) {
addError("Annotation members may not have parameters.", node.getParameters()[0]);
}
if (node.getExceptions().length > 0) {
addError("Annotation members may not have a throws clause.", node.getExceptions()[0]);
}
ReturnStatement code = (ReturnStatement) node.getCode();
if (code != null) {
visitor.visitExpression(node.getName(), code.getExpression(), node.getReturnType());
visitor.checkCircularReference(currentClass, node.getReturnType(), code.getExpression());
}
this.source.getErrorCollector().addCollectorContents(errorCollector);
}
}
public void removeMethod(MethodNode node) {
ClassNode base = redirect();
if (!base.methodsList.isEmpty()) {
base.methodsList.remove(node);
}
base.methods.remove(node.getName(), node);
}
/**
* Main entry point for the calling the TestForTransformation programmatically.
*
* @param classNode The class node that represents th test
* @param ce The class expression that represents the class to test
*/
public void testFor(ClassNode classNode, ClassExpression ce) {
boolean junit3Test = isJunit3Test(classNode);
// make sure the 'log' property is not the one from GroovyTestCase
FieldNode log = classNode.getField("log");
if (log == null || log.getDeclaringClass().equals(GROOVY_TEST_CASE_CLASS)) {
LoggingTransformer.addLogField(classNode, classNode.getName());
}
boolean isSpockTest = isSpockTest(classNode);
if (!isSpockTest && !junit3Test) {
// assume JUnit 4
Map<String, MethodNode> declaredMethodsMap = classNode.getDeclaredMethodsMap();
for (String methodName : declaredMethodsMap.keySet()) {
MethodNode methodNode = declaredMethodsMap.get(methodName);
if (isCandidateMethod(methodNode) && methodNode.getName().startsWith("test")) {
if (methodNode.getAnnotations().size() == 0) {
methodNode.addAnnotation(TEST_ANNOTATION);
}
}
}
}
final MethodNode methodToAdd = weaveMock(classNode, ce, true);
if (methodToAdd != null && junit3Test) {
addMethodCallsToMethod(classNode, SET_UP_METHOD, Arrays.asList(methodToAdd));
}
}
public void addMethod(MethodNode node) {
node.setDeclaringClass(this);
ClassNode base = redirect();
if (base.methodsList.isEmpty()) {
base.methodsList = new ArrayList<MethodNode>();
}
base.methodsList.add(node);
base.methods.put(node.getName(), node);
}
private void visitMethodNode(MethodNode methodNode) {
if (methodNode.isSyntheticPublic()) revertVisibility(methodNode);
else
throw new RuntimeException(
"Can't use "
+ MY_TYPE_NAME
+ " for method '"
+ methodNode.getName()
+ "' which has explicit visibility.");
}
/**
* This method is used to add "bridge" methods for private methods of an inner/outer class, so
* that the outer class is capable of calling them. It does basically the same job as access$000
* like methods in Java.
*
* @param node an inner/outer class node for which to generate bridge methods
*/
@SuppressWarnings("unchecked")
private void addPrivateBridgeMethods(final ClassNode node) {
Set<ASTNode> accessedMethods =
(Set<ASTNode>) node.getNodeMetaData(StaticTypesMarker.PV_METHODS_ACCESS);
if (accessedMethods == null) return;
List<MethodNode> methods = new ArrayList<MethodNode>(node.getAllDeclaredMethods());
Map<MethodNode, MethodNode> privateBridgeMethods =
(Map<MethodNode, MethodNode>) node.getNodeMetaData(PRIVATE_BRIDGE_METHODS);
if (privateBridgeMethods != null) {
// private bridge methods already added
return;
}
privateBridgeMethods = new HashMap<MethodNode, MethodNode>();
int i = -1;
final int access = Opcodes.ACC_STATIC | Opcodes.ACC_PUBLIC | Opcodes.ACC_SYNTHETIC;
for (MethodNode method : methods) {
if (accessedMethods.contains(method)) {
i++;
Parameter[] methodParameters = method.getParameters();
Parameter[] newParams = new Parameter[methodParameters.length + 1];
System.arraycopy(methodParameters, 0, newParams, 1, methodParameters.length);
newParams[0] = new Parameter(node.getPlainNodeReference(), "$that");
Expression arguments;
if (method.getParameters() == null || method.getParameters().length == 0) {
arguments = ArgumentListExpression.EMPTY_ARGUMENTS;
} else {
List<Expression> args = new LinkedList<Expression>();
for (Parameter parameter : methodParameters) {
args.add(new VariableExpression(parameter));
}
arguments = new ArgumentListExpression(args);
}
Expression receiver =
method.isStatic() ? new ClassExpression(node) : new VariableExpression(newParams[0]);
MethodCallExpression mce = new MethodCallExpression(receiver, method.getName(), arguments);
mce.setMethodTarget(method);
ExpressionStatement returnStatement = new ExpressionStatement(mce);
MethodNode bridge =
node.addMethod(
"access$" + i,
access,
method.getReturnType(),
newParams,
method.getExceptions(),
returnStatement);
privateBridgeMethods.put(method, bridge);
bridge.addAnnotation(new AnnotationNode(COMPILESTATIC_CLASSNODE));
}
}
if (!privateBridgeMethods.isEmpty()) {
node.setNodeMetaData(PRIVATE_BRIDGE_METHODS, privateBridgeMethods);
}
}
private void checkRepetitiveMethod(MethodNode node) {
if (isConstructor(node)) return;
for (MethodNode method : currentClass.getMethods(node.getName())) {
if (method == node) continue;
if (!method.getDeclaringClass().equals(node.getDeclaringClass())) continue;
Parameter[] p1 = node.getParameters();
Parameter[] p2 = method.getParameters();
if (p1.length != p2.length) continue;
addErrorIfParamsAndReturnTypeEqual(p2, p1, node, method);
}
}
public MethodNode getGetterMethod(String getterName) {
for (MethodNode method : getDeclaredMethods(getterName)) {
if (getterName.equals(method.getName())
&& ClassHelper.VOID_TYPE != method.getReturnType()
&& method.getParameters().length == 0) {
return method;
}
}
ClassNode parent = getSuperClass();
if (parent != null) return parent.getGetterMethod(getterName);
return null;
}
private void checkMethodsForOverridingFinal(ClassNode cn) {
for (MethodNode method : cn.getMethods()) {
Parameter[] params = method.getParameters();
for (MethodNode superMethod : cn.getSuperClass().getMethods(method.getName())) {
Parameter[] superParams = superMethod.getParameters();
if (!hasEqualParameterTypes(params, superParams)) continue;
if (!superMethod.isFinal()) break;
addInvalidUseOfFinalError(method, params, superMethod.getDeclaringClass());
return;
}
}
}
private void checkMethodForWeakerAccessPrivileges(MethodNode mn, ClassNode cn) {
Parameter[] params = mn.getParameters();
for (MethodNode superMethod : cn.getSuperClass().getMethods(mn.getName())) {
Parameter[] superParams = superMethod.getParameters();
if (!hasEqualParameterTypes(params, superParams)) continue;
if ((mn.isPrivate() && !superMethod.isPrivate())
|| (mn.isProtected() && superMethod.isPublic())) {
addWeakerAccessError(cn, mn, params, superMethod);
return;
}
}
}
public MethodNode getSetterMethod(String setterName, boolean voidOnly) {
for (MethodNode method : getDeclaredMethods(setterName)) {
if (setterName.equals(method.getName())
&& (!voidOnly || ClassHelper.VOID_TYPE == method.getReturnType())
&& method.getParameters().length == 1) {
return method;
}
}
ClassNode parent = getSuperClass();
if (parent != null) return parent.getSetterMethod(setterName, voidOnly);
return null;
}
/**
* Tests whether the ClassNode implements the specified method name
*
* @param classNode The ClassNode
* @param methodName The method name
* @param argTypes
* @return True if it implements the method
*/
private static boolean implementsMethod(
ClassNode classNode, String methodName, Class[] argTypes) {
List methods = classNode.getMethods();
for (Iterator i = methods.iterator(); i.hasNext(); ) {
MethodNode mn = (MethodNode) i.next();
final boolean isZeroArg = (argTypes == null || argTypes.length == 0);
boolean methodMatch = mn.getName().equals(methodName) && isZeroArg;
if (methodMatch) return true;
// TODO Implement further parameter analysis
}
return false;
}
private void checkInterfaceMethodVisibility(ClassNode node) {
if (!node.isInterface()) return;
for (MethodNode method : node.getMethods()) {
if (method.isPrivate()) {
addError(
"Method '"
+ method.getName()
+ "' is private but should be public in "
+ getDescription(currentClass)
+ ".",
method);
} else if (method.isProtected()) {
addError(
"Method '"
+ method.getName()
+ "' is protected but should be public in "
+ getDescription(currentClass)
+ ".",
method);
}
}
}
protected static boolean needsMybatisContribution(
ClassNode declaringClass, SourceUnit sourceUnit) {
boolean found1 = false, found2 = false, found3 = false, found4 = false;
ClassNode consideredClass = declaringClass;
while (consideredClass != null) {
for (MethodNode method : consideredClass.getMethods()) {
// just check length, MOP will match it up
found1 =
method.getName().equals(METHOD_WITH_SQL_SESSION) && method.getParameters().length == 1;
found2 =
method.getName().equals(METHOD_WITH_SQL_SESSION) && method.getParameters().length == 2;
found3 =
method.getName().equals(METHOD_SET_MYBATIS_PROVIDER)
&& method.getParameters().length == 1;
found4 =
method.getName().equals(METHOD_GET_MYBATIS_PROVIDER)
&& method.getParameters().length == 0;
if (found1 && found2 && found3 && found4) {
return false;
}
}
consideredClass = consideredClass.getSuperClass();
}
if (found1 || found2 || found3 || found4) {
sourceUnit
.getErrorCollector()
.addErrorAndContinue(
new SimpleMessage(
"@MybatisAware cannot be processed on "
+ declaringClass.getName()
+ " because some but not all of methods from "
+ MybatisContributionHandler.class.getName()
+ " were declared in the current class or super classes.",
sourceUnit));
return false;
}
return true;
}
private void printMethod(PrintWriter out, ClassNode clazz, MethodNode methodNode) {
if (methodNode.getName().equals("<clinit>")) return;
if (methodNode.isPrivate() || !Utilities.isJavaIdentifier(methodNode.getName())) return;
if (methodNode.isSynthetic() && methodNode.getName().equals("$getStaticMetaClass")) return;
printAnnotations(out, methodNode);
if (!clazz.isInterface()) printModifiers(out, methodNode.getModifiers());
printGenericsBounds(out, methodNode.getGenericsTypes());
out.print(" ");
printType(out, methodNode.getReturnType());
out.print(" ");
out.print(methodNode.getName());
printParams(out, methodNode);
ClassNode[] exceptions = methodNode.getExceptions();
for (int i = 0; i < exceptions.length; i++) {
ClassNode exception = exceptions[i];
if (i == 0) {
out.print("throws ");
} else {
out.print(", ");
}
printType(out, exception);
}
if ((methodNode.getModifiers() & Opcodes.ACC_ABSTRACT) != 0) {
out.println(";");
} else {
out.print(" { ");
ClassNode retType = methodNode.getReturnType();
printReturn(out, retType);
out.println("}");
}
}
private void addWeakerAccessError(
ClassNode cn, MethodNode method, Parameter[] parameters, MethodNode superMethod) {
StringBuilder msg = new StringBuilder();
msg.append(method.getName());
msg.append("(");
boolean needsComma = false;
for (Parameter parameter : parameters) {
if (needsComma) {
msg.append(",");
} else {
needsComma = true;
}
msg.append(parameter.getType());
}
msg.append(") in ");
msg.append(cn.getName());
msg.append(" cannot override ");
msg.append(superMethod.getName());
msg.append(" in ");
msg.append(superMethod.getDeclaringClass().getName());
msg.append("; attempting to assign weaker access privileges; was ");
msg.append(superMethod.isPublic() ? "public" : "protected");
addError(msg.toString(), method);
}
private String getPropertyName(MethodNode m) {
String name = m.getName();
if (!(name.startsWith("set") || name.startsWith("get"))) return null;
String pname = name.substring(3);
if (pname.length() == 0) return null;
pname = java.beans.Introspector.decapitalize(pname);
if (name.startsWith("get")
&& (m.getReturnType() == ClassHelper.VOID_TYPE || m.getParameters().length != 0)) {
return null;
}
if (name.startsWith("set") && m.getParameters().length != 1) {
return null;
}
return pname;
}
public void visitMethod(MethodNode node) {
visitParameters(node, node.getParameters());
String methodType =
BytecodeHelper.getMethodDescriptor(node.getReturnType(), node.getParameters());
mv = cv.visitMethod(node.getModifiers(), node.getName(), methodType, null, null);
mv.visitTypeInsn(NEW, "java/lang/RuntimeException");
mv.visitInsn(DUP);
mv.visitLdcInsn("not intended for execution");
mv.visitMethodInsn(
INVOKESPECIAL, "java/lang/RuntimeException", "<init>", "(Ljava/lang/String;)V", false);
mv.visitInsn(ATHROW);
mv.visitMaxs(0, 0);
}
private void addInvalidUseOfFinalError(
MethodNode method, Parameter[] parameters, ClassNode superCN) {
StringBuilder msg = new StringBuilder();
msg.append("You are not allowed to override the final method ").append(method.getName());
msg.append("(");
boolean needsComma = false;
for (Parameter parameter : parameters) {
if (needsComma) {
msg.append(",");
} else {
needsComma = true;
}
msg.append(parameter.getType());
}
msg.append(") from ").append(getDescription(superCN));
msg.append(".");
addError(msg.toString(), method);
}
private void checkOverloadingPrivateAndPublic(MethodNode node) {
if (isConstructor(node)) return;
boolean hasPrivate = false;
boolean hasPublic = false;
for (MethodNode method : currentClass.getMethods(node.getName())) {
if (method == node) continue;
if (!method.getDeclaringClass().equals(node.getDeclaringClass())) continue;
if (method.isPublic() || method.isProtected()) {
hasPublic = true;
} else {
hasPrivate = true;
}
}
if (hasPrivate && hasPublic) {
addError(
"Mixing private and public/protected methods of the same name causes multimethods to be disabled and is forbidden to avoid surprising behaviour. Renaming the private methods will solve the problem.",
node);
}
}
private void printMethods(PrintWriter out, ClassNode classNode, boolean isEnum) {
if (!isEnum) printConstructors(out, classNode);
@SuppressWarnings("unchecked")
List<MethodNode> methods = (List) propertyMethods.clone();
methods.addAll(classNode.getMethods());
for (MethodNode method : methods) {
if (isEnum && method.isSynthetic()) {
// skip values() method and valueOf(String)
String name = method.getName();
Parameter[] params = method.getParameters();
if (name.equals("values") && params.length == 0) continue;
if (name.equals("valueOf")
&& params.length == 1
&& params[0].getType().equals(ClassHelper.STRING_TYPE)) {
continue;
}
}
printMethod(out, classNode, method);
}
}
@SuppressWarnings("unchecked")
private boolean makeGetPrivateFieldWithBridgeMethod(
final Expression receiver,
final ClassNode receiverType,
final String fieldName,
final boolean safe,
final boolean implicitThis) {
FieldNode field = receiverType.getField(fieldName);
ClassNode classNode = controller.getClassNode();
if (field != null
&& Modifier.isPrivate(field.getModifiers())
&& (StaticInvocationWriter.isPrivateBridgeMethodsCallAllowed(receiverType, classNode)
|| StaticInvocationWriter.isPrivateBridgeMethodsCallAllowed(classNode, receiverType))
&& !receiverType.equals(classNode)) {
Map<String, MethodNode> accessors =
(Map<String, MethodNode>)
receiverType
.redirect()
.getNodeMetaData(StaticCompilationMetadataKeys.PRIVATE_FIELDS_ACCESSORS);
if (accessors != null) {
MethodNode methodNode = accessors.get(fieldName);
if (methodNode != null) {
MethodCallExpression mce =
new MethodCallExpression(
receiver,
methodNode.getName(),
new ArgumentListExpression(
field.isStatic() ? new ConstantExpression(null) : receiver));
mce.setMethodTarget(methodNode);
mce.setSafe(safe);
mce.setImplicitThis(implicitThis);
mce.visit(controller.getAcg());
return true;
}
}
}
return false;
}
private static void showDocument(Document doc) {
StringBuffer content = new StringBuffer();
Node node = doc.getChildNodes().item(0);
ApplicationNode appNode = new ApplicationNode(node);
content.append("Application \n");
List<ClassNode> classes = appNode.getClasses();
for (int i = 0; i < classes.size(); i++) {
ClassNode classNode = classes.get(i);
content.append(SPACE + "Class: " + classNode.getName() + " \n");
List<MethodNode> methods = classNode.getMethods();
for (int j = 0; j < methods.size(); j++) {
MethodNode methodNode = methods.get(j);
content.append(SPACE + SPACE + "Method: " + methodNode.getName() + " \n");
}
}
System.out.println(content.toString());
}
private boolean isConstructor(MethodNode method) {
return method.getName().equals("<clinit>");
}
@Override
public void makeGetPropertySite(
Expression receiver,
final String methodName,
final boolean safe,
final boolean implicitThis) {
Object dynamic =
receiver.getNodeMetaData(StaticCompilationMetadataKeys.RECEIVER_OF_DYNAMIC_PROPERTY);
if (dynamic != null) {
MethodNode target =
safe ? INVOKERHELPER_GETPROPERTYSAFE_METHOD : INVOKERHELPER_GETPROPERTY_METHOD;
MethodCallExpression mce =
new MethodCallExpression(
new ClassExpression(INVOKERHELPER_TYPE),
target.getName(),
new ArgumentListExpression(receiver, new ConstantExpression(methodName)));
mce.setSafe(false);
mce.setImplicitThis(false);
mce.setMethodTarget(target);
mce.visit(controller.getAcg());
return;
}
TypeChooser typeChooser = controller.getTypeChooser();
ClassNode classNode = controller.getClassNode();
ClassNode receiverType =
(ClassNode) receiver.getNodeMetaData(StaticCompilationMetadataKeys.PROPERTY_OWNER);
if (receiverType == null) {
receiverType = typeChooser.resolveType(receiver, classNode);
}
Object type = receiver.getNodeMetaData(StaticTypesMarker.INFERRED_TYPE);
if (type == null && receiver instanceof VariableExpression) {
Variable variable = ((VariableExpression) receiver).getAccessedVariable();
if (variable instanceof Expression) {
type = ((Expression) variable).getNodeMetaData(StaticTypesMarker.INFERRED_TYPE);
}
}
if (type != null) {
// in case a "flow type" is found, it is preferred to use it instead of
// the declaration type
receiverType = (ClassNode) type;
}
boolean isClassReceiver = false;
if (isClassClassNodeWrappingConcreteType(receiverType)) {
isClassReceiver = true;
receiverType = receiverType.getGenericsTypes()[0].getType();
}
MethodVisitor mv = controller.getMethodVisitor();
if (receiverType.isArray() && methodName.equals("length")) {
receiver.visit(controller.getAcg());
ClassNode arrayGetReturnType = typeChooser.resolveType(receiver, classNode);
controller.getOperandStack().doGroovyCast(arrayGetReturnType);
mv.visitInsn(ARRAYLENGTH);
controller.getOperandStack().replace(int_TYPE);
return;
} else if ((receiverType.implementsInterface(COLLECTION_TYPE)
|| COLLECTION_TYPE.equals(receiverType))
&& ("size".equals(methodName) || "length".equals(methodName))) {
MethodCallExpression expr =
new MethodCallExpression(receiver, "size", ArgumentListExpression.EMPTY_ARGUMENTS);
expr.setMethodTarget(COLLECTION_SIZE_METHOD);
expr.setImplicitThis(implicitThis);
expr.setSafe(safe);
expr.visit(controller.getAcg());
return;
}
if (makeGetPropertyWithGetter(receiver, receiverType, methodName, safe, implicitThis)) return;
if (makeGetField(
receiver,
receiverType,
methodName,
implicitThis,
samePackages(receiverType.getPackageName(), classNode.getPackageName()))) return;
if (receiverType.isEnum()) {
mv.visitFieldInsn(
GETSTATIC,
BytecodeHelper.getClassInternalName(receiverType),
methodName,
BytecodeHelper.getTypeDescription(receiverType));
controller.getOperandStack().push(receiverType);
return;
}
if (receiver instanceof ClassExpression) {
if (makeGetField(
receiver,
receiver.getType(),
methodName,
implicitThis,
samePackages(receiver.getType().getPackageName(), classNode.getPackageName()))) return;
if (makeGetPropertyWithGetter(receiver, receiver.getType(), methodName, safe, implicitThis))
return;
if (makeGetPrivateFieldWithBridgeMethod(
receiver, receiver.getType(), methodName, safe, implicitThis)) return;
}
if (isClassReceiver) {
// we are probably looking for a property of the class
if (makeGetPropertyWithGetter(receiver, CLASS_Type, methodName, safe, implicitThis)) return;
if (makeGetField(receiver, CLASS_Type, methodName, false, true)) return;
}
if (makeGetPrivateFieldWithBridgeMethod(receiver, receiverType, methodName, safe, implicitThis))
return;
// GROOVY-5580, it is still possible that we're calling a superinterface property
String getterName = "get" + MetaClassHelper.capitalize(methodName);
if (receiverType.isInterface()) {
Set<ClassNode> allInterfaces = receiverType.getAllInterfaces();
MethodNode getterMethod = null;
for (ClassNode anInterface : allInterfaces) {
getterMethod = anInterface.getGetterMethod(getterName);
if (getterMethod != null) break;
}
// GROOVY-5585
if (getterMethod == null) {
getterMethod = OBJECT_TYPE.getGetterMethod(getterName);
}
if (getterMethod != null) {
MethodCallExpression call =
new MethodCallExpression(receiver, getterName, ArgumentListExpression.EMPTY_ARGUMENTS);
call.setMethodTarget(getterMethod);
call.setImplicitThis(false);
call.setSourcePosition(receiver);
call.visit(controller.getAcg());
return;
}
}
// GROOVY-5568, we would be facing a DGM call, but instead of foo.getText(), have foo.text
List<MethodNode> methods =
findDGMMethodsByNameAndArguments(
controller.getSourceUnit().getClassLoader(),
receiverType,
getterName,
ClassNode.EMPTY_ARRAY);
if (!methods.isEmpty()) {
List<MethodNode> methodNodes = chooseBestMethod(receiverType, methods, ClassNode.EMPTY_ARRAY);
if (methodNodes.size() == 1) {
MethodNode getter = methodNodes.get(0);
MethodCallExpression call =
new MethodCallExpression(receiver, getterName, ArgumentListExpression.EMPTY_ARGUMENTS);
call.setMethodTarget(getter);
call.setImplicitThis(false);
call.setSourcePosition(receiver);
call.visit(controller.getAcg());
return;
}
}
boolean isStaticProperty =
receiver instanceof ClassExpression
&& (receiverType.isDerivedFrom(receiver.getType())
|| receiverType.implementsInterface(receiver.getType()));
if (!isStaticProperty) {
if (receiverType.implementsInterface(MAP_TYPE) || MAP_TYPE.equals(receiverType)) {
// for maps, replace map.foo with map.get('foo')
writeMapDotProperty(receiver, methodName, mv, safe);
return;
}
if (receiverType.implementsInterface(LIST_TYPE) || LIST_TYPE.equals(receiverType)) {
writeListDotProperty(receiver, methodName, mv, safe);
return;
}
}
controller
.getSourceUnit()
.addError(
new SyntaxException(
"Access to "
+ (receiver instanceof ClassExpression ? receiver.getType() : receiverType)
.toString(false)
+ "#"
+ methodName
+ " is forbidden",
receiver.getLineNumber(),
receiver.getColumnNumber(),
receiver.getLastLineNumber(),
receiver.getLastColumnNumber()));
controller.getMethodVisitor().visitInsn(ACONST_NULL);
controller.getOperandStack().push(OBJECT_TYPE);
}
public static void apply(ClassNode declaringClass) {
injectInterface(declaringClass, MYBATIS_CONTRIBUTION_HANDLER_CNODE);
// add field:
// protected MybatisProvider this$MybatisProvider = DefaultMybatisProvider.instance
FieldNode providerField =
declaringClass.addField(
MYBATIS_PROVIDER_FIELD_NAME,
ACC_PRIVATE | ACC_SYNTHETIC,
MYBATIS_PROVIDER_CNODE,
defaultMybatisProviderInstance());
// add method:
// MybatisProvider getMybatisProvider() {
// return this$MybatisProvider
// }
injectMethod(
declaringClass,
new MethodNode(
METHOD_GET_MYBATIS_PROVIDER,
ACC_PUBLIC,
MYBATIS_PROVIDER_CNODE,
Parameter.EMPTY_ARRAY,
NO_EXCEPTIONS,
returns(field(providerField))));
// add method:
// void setMybatisProvider(MybatisProvider provider) {
// this$MybatisProvider = provider ?: DefaultMybatisProvider.instance
// }
injectMethod(
declaringClass,
new MethodNode(
METHOD_SET_MYBATIS_PROVIDER,
ACC_PUBLIC,
ClassHelper.VOID_TYPE,
params(param(MYBATIS_PROVIDER_CNODE, PROVIDER)),
NO_EXCEPTIONS,
block(
ifs_no_return(
cmp(var(PROVIDER), ConstantExpression.NULL),
assigns(field(providerField), defaultMybatisProviderInstance()),
assigns(field(providerField), var(PROVIDER))))));
for (MethodNode method : MYBATIS_CONTRIBUTION_HANDLER_CNODE.getMethods()) {
if (Arrays.binarySearch(DELEGATING_METHODS, method.getName()) < 0) continue;
List<Expression> variables = new ArrayList<Expression>();
Parameter[] parameters = new Parameter[method.getParameters().length];
for (int i = 0; i < method.getParameters().length; i++) {
Parameter p = method.getParameters()[i];
parameters[i] = new Parameter(makeClassSafe(p.getType()), p.getName());
parameters[i].getType().setGenericsTypes(p.getType().getGenericsTypes());
variables.add(var(p.getName()));
}
ClassNode returnType = makeClassSafe(method.getReturnType());
returnType.setGenericsTypes(method.getReturnType().getGenericsTypes());
returnType.setGenericsPlaceHolder(method.getReturnType().isGenericsPlaceHolder());
MethodNode newMethod =
new MethodNode(
method.getName(),
ACC_PUBLIC,
returnType,
parameters,
NO_EXCEPTIONS,
returns(call(field(providerField), method.getName(), args(variables))));
newMethod.setGenericsTypes(method.getGenericsTypes());
injectMethod(declaringClass, newMethod);
}
}