private String generateMethodBody(MethodDeclaration m) {
String methodBody;
if (Modifier.isNative(m.getModifiers())) {
if (hasNativeCode(m, true)) {
methodBody = extractNativeMethodBody(m);
} else if (Options.generateNativeStubs()) {
return generateNativeStub(m);
} else {
return null;
}
} else if (Modifier.isAbstract(m.getModifiers())) {
// Generate a body which throws a NSInvalidArgumentException.
String body =
"{\n // can't call an abstract method\n " + "[self doesNotRecognizeSelector:_cmd];\n ";
if (!Types.isVoidType(m.getReturnType2())) {
body += "return 0;\n"; // Never executes, but avoids a gcc warning.
}
return body + "}";
} else {
// generate a normal method body
methodBody = generateStatement(m.getBody(), false);
}
boolean isStatic = (m.getModifiers() & Modifier.STATIC) != 0;
boolean isSynchronized = (m.getModifiers() & Modifier.SYNCHRONIZED) != 0;
if (isStatic && isSynchronized) {
methodBody = "{\n@synchronized([self class]) {\n" + methodBody + "}\n}\n";
} else if (isSynchronized) {
methodBody = "{\n@synchronized(self) {\n" + methodBody + "}\n}\n";
}
return methodBody;
}
private static boolean canAddFinal(IBinding binding, ASTNode declNode) {
if (!(binding instanceof IVariableBinding)) return false;
IVariableBinding varbinding = (IVariableBinding) binding;
int modifiers = varbinding.getModifiers();
if (Modifier.isFinal(modifiers)
|| Modifier.isVolatile(modifiers)
|| Modifier.isTransient(modifiers)) return false;
ASTNode parent = ASTNodes.getParent(declNode, VariableDeclarationExpression.class);
if (parent != null && ((VariableDeclarationExpression) parent).fragments().size() > 1)
return false;
if (varbinding.isField() && !Modifier.isPrivate(modifiers)) return false;
if (varbinding.isParameter()) {
ASTNode varDecl = declNode.getParent();
if (varDecl instanceof MethodDeclaration) {
MethodDeclaration declaration = (MethodDeclaration) varDecl;
if (declaration.getBody() == null) return false;
}
}
return true;
}
private boolean testModifier(IVariableBinding curr) {
int modifiers = curr.getModifiers();
int staticFinal = Modifier.STATIC | Modifier.FINAL;
if ((modifiers & staticFinal) == staticFinal) {
return false;
}
if (Modifier.isStatic(modifiers) && !Modifier.isStatic(fMethodDecl.getModifiers())) {
return false;
}
return true;
}
private Modifier getPublicModifier(MethodDeclaration method) {
List<?> list = method.modifiers();
for (Object o : list) {
if (o.getClass().equals(Modifier.class)) {
Modifier mdf = (Modifier) o;
if (mdf.getKeyword().equals(PUBLIC_KEYWORD)) {
return mdf;
}
}
}
return null;
}
@Override
public boolean visit(MethodDeclaration node) {
if (node.getBody() == null) {
return VISIT_SUBTREE;
}
List<Statement> bodyStmts = statements(node.getBody());
if (bodyStmts.size() == 1) {
SuperMethodInvocation bodyMi = asExpression(bodyStmts.get(0), SuperMethodInvocation.class);
if (bodyMi != null) {
IMethodBinding bodyMethodBinding = bodyMi.resolveMethodBinding();
IMethodBinding declMethodBinding = node.resolveBinding();
if (declMethodBinding != null
&& bodyMethodBinding != null
&& declMethodBinding.overrides(bodyMethodBinding)
&& !hasSignificantAnnotations(declMethodBinding)
&& haveSameModifiers(bodyMethodBinding, declMethodBinding)) {
if (Modifier.isProtected(declMethodBinding.getModifiers())
&& !declaredInSamePackage(bodyMethodBinding, declMethodBinding)) {
// protected also means package visibility, so check if it is required
if (!isMethodUsedInItsPackage(declMethodBinding, node)) {
this.ctx.getRefactorings().remove(node);
return DO_NOT_VISIT_SUBTREE;
}
} else {
this.ctx.getRefactorings().remove(node);
return DO_NOT_VISIT_SUBTREE;
}
}
}
}
return VISIT_SUBTREE;
}
private boolean initializeAndCollectInhData(
IMethodBinding binding, List<MethodPathItem> inhMethods) {
if (binding == null) return false;
// check if method is abstract
if (Modifier.isAbstract(binding.getModifiers())) return false;
ITypeBinding declTypeBinding = binding.getDeclaringClass();
// check only for classes
if (declTypeBinding == null || !declTypeBinding.isClass()) return false;
Set<String> checkedInterfaces = new HashSet<String>();
// (recursively) collects all keys of methods in abstract classes which
// belongs to this declaration
OverridingRelationUtils.collectSimilarMethodKeysInSuperClasses(
binding, declTypeBinding.getSuperclass(), inhMethods, checkedInterfaces);
// (recursively) collects all keys of methods in interfaces which
// belongs to this declaration
OverridingRelationUtils.collectSimilarMethodKeysInInterfaces(
binding, declTypeBinding.getInterfaces(), inhMethods, checkedInterfaces);
// the set should contain at least one inherited method
if (inhMethods.size() == 0) return false;
return true;
}
private void computeConstantDeclarationLocation() throws JavaModelException {
if (isDeclarationLocationComputed()) return;
BodyDeclaration lastStaticDependency = null;
Iterator<BodyDeclaration> decls =
getContainingTypeDeclarationNode().bodyDeclarations().iterator();
while (decls.hasNext()) {
BodyDeclaration decl = decls.next();
int modifiers;
if (decl instanceof FieldDeclaration) modifiers = ((FieldDeclaration) decl).getModifiers();
else if (decl instanceof Initializer) modifiers = ((Initializer) decl).getModifiers();
else {
continue; /* this declaration is not a field declaration
or initializer, so the placement of the constant
declaration relative to it does not matter */
}
if (Modifier.isStatic(modifiers) && depends(getSelectedExpression(), decl))
lastStaticDependency = decl;
}
if (lastStaticDependency == null) fInsertFirst = true;
else fToInsertAfter = lastStaticDependency;
}
private List<VariableDeclarationFragment> getProperties(FieldDeclaration[] fields) {
List<VariableDeclarationFragment> properties = Lists.newArrayList();
for (FieldDeclaration field : fields) {
if (!Modifier.isStatic(field.getModifiers())) {
properties.addAll(ASTUtil.getFragments(field));
}
}
return properties;
}
public static Modifier createModifier(AST ast, ModifierKeyword keyword, int start, int end) {
Modifier modifier = null;
try {
modifier = Reflection.modifierConstructor.newInstance(ast);
} catch (InstantiationException e) {
throw Lombok.sneakyThrow(e);
} catch (IllegalAccessException e) {
throw Lombok.sneakyThrow(e);
} catch (InvocationTargetException e) {
throw Lombok.sneakyThrow(e);
}
if (modifier != null) {
modifier.setKeyword(keyword);
modifier.setSourceRange(start, end - start + 1);
}
return modifier;
}
/** List has a toArray() method that uses array types. */
public void testAbstractMethodsAddedWithArrayType() {
String source =
"import java.util.List; public abstract class Test implements List<Object> { "
+ "public boolean isEmpty() { return true; } }";
CompilationUnit unit = translateType("Test", source);
List<AbstractTypeDeclaration> types = unit.getTypes();
assertEquals(1, types.size());
assertTrue(types.get(0) instanceof TypeDeclaration);
TypeDeclaration testType = (TypeDeclaration) types.get(0);
List<MethodDeclaration> methods = TreeUtil.getMethodDeclarationsList(testType);
assertEquals(26, methods.size());
// verify added methods are abstract, and that existing method wasn't changed
for (MethodDeclaration m : methods) {
int modifiers = m.getModifiers();
String name = m.getName().getIdentifier();
if (name.equals("isEmpty")) {
assertFalse(Modifier.isAbstract(modifiers));
} else if (name.equals(NameTable.FINALIZE_METHOD)
|| name.equals(NameTable.DEALLOC_METHOD)
|| name.equals(NameTable.INIT_NAME)) {
// it's ok.
} else {
// it's an added method
assertTrue(Modifier.isAbstract(modifiers));
ITypeBinding returnType = m.getReturnType().getTypeBinding();
if (name.equals("toArray")) {
assertEquals("IOSObjectArray", returnType.getName());
if (!m.getParameters().isEmpty()) {
assertEquals(1, m.getParameters().size());
SingleVariableDeclaration param = m.getParameters().get(0);
IVariableBinding paramBinding = param.getVariableBinding();
assertTrue(paramBinding.getType().isArray());
}
}
}
}
}
private void handleFieldChecks(Name node, IVariableBinding binding) {
// add field access check
checks.add(new FieldAccessCheck(file, jdtTypingProvider, bridge(node), binding));
// add assignment check for final fields
if (Modifier.isFinal((binding).getModifiers())) {
ITypeBinding declClass = binding.getDeclaringClass();
if (declClass != null && declClass.isFromSource())
checks.add(new FieldAssignmentCheck(file, jdtTypingProvider, bridge(node), binding));
}
}
/** Verifies that abstract methods to implement an interface are added to an abstract class. */
public void testAbstractMethodsAdded() {
String source =
"import java.util.Iterator; public abstract class Test implements Iterator<Test> { "
+ "public boolean hasNext() { return true; } }";
CompilationUnit unit = translateType("Test", source);
List<AbstractTypeDeclaration> types = unit.getTypes();
assertEquals(1, types.size());
assertTrue(types.get(0) instanceof TypeDeclaration);
TypeDeclaration testType = (TypeDeclaration) types.get(0);
List<MethodDeclaration> methods = TreeUtil.getMethodDeclarationsList(testType);
assertEquals(4, methods.size());
// verify added methods are abstract, and that existing method wasn't changed
for (MethodDeclaration m : methods) {
int modifiers = m.getModifiers();
String name = m.getName().getIdentifier();
if (name.equals("hasNext")) {
assertFalse(Modifier.isAbstract(modifiers));
} else if (name.equals(NameTable.FINALIZE_METHOD)
|| name.equals(NameTable.DEALLOC_METHOD)
|| name.equals(NameTable.INIT_NAME)) {
// it's ok.
} else {
// it's an added method
assertTrue(Modifier.isAbstract(modifiers));
assertEquals(0, m.getParameters().size());
if (name.equals("next")) {
assertEquals(testType.getTypeBinding(), m.getReturnType().getTypeBinding());
} else if (name.equals("remove")) {
ITypeBinding voidType = Types.resolveJavaType("void");
assertEquals(voidType, m.getReturnType().getTypeBinding());
} else {
fail("unknown method added: " + name);
}
}
}
}
private static boolean isStaticFieldOrStaticInitializer(BodyDeclaration node) {
if (node instanceof MethodDeclaration || node instanceof AbstractTypeDeclaration) return false;
int modifiers;
if (node instanceof FieldDeclaration) {
modifiers = ((FieldDeclaration) node).getModifiers();
} else if (node instanceof Initializer) {
modifiers = ((Initializer) node).getModifiers();
} else {
Assert.isTrue(false);
return false;
}
if (!Modifier.isStatic(modifiers)) return false;
return true;
}
private void possibleStaticImportFound(Name name) {
if (fStaticImports == null || fASTRoot == null) {
return;
}
while (name.isQualifiedName()) {
name = ((QualifiedName) name).getQualifier();
}
if (!isAffected(name)) {
return;
}
IBinding binding = name.resolveBinding();
SimpleName simpleName = (SimpleName) name;
if (binding == null
|| binding instanceof ITypeBinding
|| !Modifier.isStatic(binding.getModifiers())
|| simpleName.isDeclaration()) {
return;
}
if (binding instanceof IVariableBinding) {
IVariableBinding varBinding = (IVariableBinding) binding;
if (varBinding.isField()) {
varBinding = varBinding.getVariableDeclaration();
ITypeBinding declaringClass = varBinding.getDeclaringClass();
if (declaringClass != null && !declaringClass.isLocal()) {
if (new ScopeAnalyzer(fASTRoot)
.isDeclaredInScope(
varBinding, simpleName, ScopeAnalyzer.VARIABLES | ScopeAnalyzer.CHECK_VISIBILITY))
return;
fStaticImports.add(simpleName);
}
}
} else if (binding instanceof IMethodBinding) {
IMethodBinding methodBinding = ((IMethodBinding) binding).getMethodDeclaration();
ITypeBinding declaringClass = methodBinding.getDeclaringClass();
if (declaringClass != null && !declaringClass.isLocal()) {
if (new ScopeAnalyzer(fASTRoot)
.isDeclaredInScope(
methodBinding, simpleName, ScopeAnalyzer.METHODS | ScopeAnalyzer.CHECK_VISIBILITY))
return;
fStaticImports.add(simpleName);
}
}
}
// Método para configurar os modificadores
@SuppressWarnings("unchecked")
private void setModifiers(ApiElement apiElement, BodyDeclaration node) {
for (Object o : node.modifiers()) {
if (o instanceof Modifier) {
Modifier modifier = (Modifier) o;
if (modifier.isAbstract()) {
apiElement.setAbstract(true);
} else if (modifier.isFinal()) {
apiElement.setFinal(true);
} else if (modifier.isPrivate()) {
apiElement.setPrivate(true);
} else if (modifier.isProtected()) {
apiElement.setProtected(true);
} else if (modifier.isPublic()) {
apiElement.setPublic(true);
} else if (modifier.isStatic()) {
apiElement.setFinal(true);
}
}
}
apiElement.setDefault(
!(apiElement.isPrivate() || apiElement.isPublic() || apiElement.isProtected()));
Javadoc javadoc = node.getJavadoc();
if (javadoc != null) {
apiElement.setHasJavadoc(true);
apiElement.setHidden(false);
Stack<Object> tags = new Stack<Object>();
tags.addAll(javadoc.tags());
while (!tags.isEmpty()) {
Object tag = tags.pop();
if (tag instanceof TagElement) {
String tagName = ((TagElement) tag).getTagName();
if (tagName != null && tagName.equalsIgnoreCase("@hide")) {
apiElement.setHidden(true);
break;
}
tags.addAll(((TagElement) tag).fragments());
}
}
} else {
apiElement.setHasJavadoc(false);
apiElement.setHidden(true);
}
}
/**
* Get a method's signature for dead code elimination purposes.
*
* <p>Since DeadCodeEliminator runs before InnerClassExtractor, inner class constructors do not
* yet have the parameter for capturing outer class, and therefore we need this special case.
*/
public static String getProGuardSignature(IMethodBinding binding) {
StringBuilder sb = new StringBuilder("(");
// If the method is an inner class constructor, prepend the outer class type.
if (binding.isConstructor()) {
ITypeBinding declClass = binding.getDeclaringClass();
ITypeBinding outerClass = declClass.getDeclaringClass();
if (outerClass != null
&& !declClass.isInterface()
&& !declClass.isAnnotation()
&& !Modifier.isStatic(declClass.getModifiers())) {
appendParameterSignature(outerClass.getErasure(), sb);
}
}
appendParametersSignature(binding, sb);
sb.append(')');
appendReturnTypeSignature(binding, sb);
return sb.toString();
}
@Override
public boolean visit(ClassInstanceCreation node) {
ITypeBinding newType = node.getTypeBinding().getTypeDeclaration();
ITypeBinding declaringClass = newType.getDeclaringClass();
if (Modifier.isStatic(newType.getModifiers()) || declaringClass == null) {
return true;
}
GeneratedMethodBinding binding =
new GeneratedMethodBinding(node.getMethodBinding().getMethodDeclaration());
node.setMethodBinding(binding);
addOuterArg(node, binding, declaringClass);
for (IVariableBinding capturedVar : getCapturedVariables(node)) {
node.getArguments().add(new SimpleName(capturedVar));
binding.addParameter(capturedVar.getType());
}
assert binding.isVarargs() || node.getArguments().size() == binding.getParameterTypes().length;
return true;
}
@Override
protected void printFunctionDeclaration(FunctionDeclaration function) {
newline();
// We expect native functions to be defined externally.
if (!Modifier.isNative(function.getModifiers())) {
print("__attribute__((unused)) static ");
}
print(getFunctionSignature(function));
if (function.returnsRetained()) {
print(" NS_RETURNS_RETAINED");
}
println(";");
// TODO(kstanger): Remove when users have migrated.
String name = function.getName();
String oldName = function.getOldName();
if (!oldName.equals(name)) {
println("#ifdef J2OBJC_RENAME2_ALIASES");
printf("#define %s %s\n", oldName, name);
println("#endif // J2OBJC_RENAME2_ALIASES");
}
}
// We generate the runtime debug method +memDebugStaticReferences.
// This method will return an array of NSNumber containing pointers (casted into unsigned long)
// to the objects referenced by a class variable with a strong reference.
// It will be useful for debug purpose.
//
// Arrays returned by -memDebugStaticReferences and -memDebugStaticReferencesNames (see below)
// must be the same size.
//
// In case of a Java enum, valuesVarNameis the name of the array of enum values.
private void printStaticReferencesMethod(List<FieldDeclaration> fields, String valuesVarName) {
if (Options.memoryDebug()) {
if (!Options.useReferenceCounting()) {
println("+ (NSArray *)memDebugStaticReferences {");
println(" return nil;");
println("}");
return;
}
println("+ (NSArray *)memDebugStaticReferences {");
println(" NSMutableArray *result = [NSMutableArray array];");
for (FieldDeclaration f : fields) {
if (Modifier.isStatic(f.getModifiers())) {
for (VariableDeclarationFragment var : ASTUtil.getFragments(f)) {
IVariableBinding binding = Types.getVariableBinding(var);
// All non-primitive static variables are strong references.
if (!binding.getType().isPrimitive()) {
String name = NameTable.getStaticVarQualifiedName(binding);
println(
String.format(
" [result addObject:[JreMemDebugStrongReference "
+ "strongReferenceWithObject:%s name:@\"%s\"]];",
name, name));
}
}
}
}
if (valuesVarName != null) {
println(
String.format(
" [result addObject:[JreMemDebugStrongReference "
+ "strongReferenceWithObject:%s name:@\"enumValues\"]];",
valuesVarName));
}
println(" return result;");
println("}\n");
}
}
private void printStaticVars(List<FieldDeclaration> fields, boolean isInterface) {
boolean hadStaticVar = false;
for (FieldDeclaration f : fields) {
if (Modifier.isStatic(f.getModifiers()) || isInterface) {
for (VariableDeclarationFragment var : ASTUtil.getFragments(f)) {
IVariableBinding binding = Types.getVariableBinding(var);
if (!BindingUtil.isPrimitiveConstant(binding)) {
String name = NameTable.getStaticVarQualifiedName(binding);
String objcType = NameTable.getObjCType(binding.getType());
Expression initializer = var.getInitializer();
if (initializer != null) {
printf("static %s %s = %s;\n", objcType, name, generateExpression(initializer));
} else {
printf("static %s %s;\n", objcType, name);
}
hadStaticVar = true;
}
}
}
}
if (hadStaticVar) {
newline();
}
}
public static boolean isVolatile(IVariableBinding binding) {
return Modifier.isVolatile(binding.getModifiers());
}
public boolean isFinal() {
return Modifier.isFinal(fDeclaration.getModifiers());
}
public static boolean isSynchronized(IBinding binding) {
return Modifier.isSynchronized(binding.getModifiers());
}
/*
* @see ASTVisitor#visit(Modifier)
* @since 3.0
*/
public boolean visit(Modifier node) {
this.fBuffer.append(node.getKeyword().toString());
return false;
}
public static boolean isFinal(IBinding binding) {
return Modifier.isFinal(binding.getModifiers());
}
public static boolean isPrivate(IBinding binding) {
return Modifier.isPrivate(binding.getModifiers());
}
private boolean fieldCanBeFinal(
VariableDeclarationFragment fragment, IVariableBinding binding) {
if (Modifier.isStatic(((FieldDeclaration) fragment.getParent()).getModifiers())) return false;
if (!fWrittenVariables.containsKey(binding)) {
// variable is not written
if (fragment.getInitializer() == null) { // variable is not initialized
return false;
} else {
return true;
}
}
if (fragment.getInitializer() != null) // variable is initialized and written
return false;
ITypeBinding declaringClass = binding.getDeclaringClass();
if (declaringClass == null) return false;
ArrayList writes = (ArrayList) fWrittenVariables.get(binding);
if (!isWrittenInTypeConstructors(writes, declaringClass)) return false;
HashSet writingConstructorBindings = new HashSet();
ArrayList writingConstructors = new ArrayList();
for (int i = 0; i < writes.size(); i++) {
SimpleName name = (SimpleName) writes.get(i);
MethodDeclaration constructor = getWritingConstructor(name);
if (writingConstructors.contains(
constructor)) // variable is written twice or more in constructor
return false;
if (canReturn(constructor)) return false;
writingConstructors.add(constructor);
IMethodBinding constructorBinding = constructor.resolveBinding();
if (constructorBinding == null) return false;
writingConstructorBindings.add(constructorBinding);
}
for (int i = 0; i < writingConstructors.size(); i++) {
MethodDeclaration constructor = (MethodDeclaration) writingConstructors.get(i);
if (callsWritingConstructor(
constructor,
writingConstructorBindings)) // writing constructor calls other writing constructor
return false;
}
MethodDeclaration constructor = (MethodDeclaration) writingConstructors.get(0);
TypeDeclaration typeDecl =
(TypeDeclaration) ASTNodes.getParent(constructor, TypeDeclaration.class);
if (typeDecl == null) return false;
MethodDeclaration[] methods = typeDecl.getMethods();
for (int i = 0; i < methods.length; i++) {
if (methods[i].isConstructor()) {
IMethodBinding methodBinding = methods[i].resolveBinding();
if (methodBinding == null) return false;
if (!writingConstructorBindings.contains(methodBinding)) {
if (!callsWritingConstructor(
methods[i],
writingConstructorBindings)) // non writing constructor does not call a writing
// constructor
return false;
}
}
}
return true;
}
private void createTryCatchStatement(org.eclipse.jdt.core.IBuffer buffer, String lineDelimiter)
throws CoreException {
List<Statement> result = new ArrayList<>(1);
TryStatement tryStatement = getAST().newTryStatement();
ITypeBinding[] exceptions = fAnalyzer.getExceptions();
ImportRewriteContext context =
new ContextSensitiveImportRewriteContext(
fAnalyzer.getEnclosingBodyDeclaration(), fImportRewrite);
if (!fIsMultiCatch) {
for (int i = 0; i < exceptions.length; i++) {
ITypeBinding exception = exceptions[i];
CatchClause catchClause = getAST().newCatchClause();
tryStatement.catchClauses().add(catchClause);
SingleVariableDeclaration decl = getAST().newSingleVariableDeclaration();
String varName = StubUtility.getExceptionVariableName(fCUnit.getJavaProject());
String name = fScope.createName(varName, false);
decl.setName(getAST().newSimpleName(name));
Type type = fImportRewrite.addImport(exception, getAST(), context);
decl.setType(type);
catchClause.setException(decl);
Statement st = getCatchBody(ASTNodes.getQualifiedTypeName(type), name, lineDelimiter);
if (st != null) {
catchClause.getBody().statements().add(st);
}
fLinkedProposalModel
.getPositionGroup(GROUP_EXC_TYPE + i, true)
.addPosition(fRewriter.track(decl.getType()), i == 0);
fLinkedProposalModel
.getPositionGroup(GROUP_EXC_NAME + i, true)
.addPosition(fRewriter.track(decl.getName()), false);
}
} else {
List<ITypeBinding> filteredExceptions = filterSubtypeExceptions(exceptions);
CatchClause catchClause = getAST().newCatchClause();
SingleVariableDeclaration decl = getAST().newSingleVariableDeclaration();
String varName = StubUtility.getExceptionVariableName(fCUnit.getJavaProject());
String name = fScope.createName(varName, false);
decl.setName(getAST().newSimpleName(name));
UnionType unionType = getAST().newUnionType();
List<Type> types = unionType.types();
int i = 0;
for (ITypeBinding exception : filteredExceptions) {
Type type = fImportRewrite.addImport(exception, getAST(), context);
types.add(type);
fLinkedProposalModel
.getPositionGroup(GROUP_EXC_TYPE + i, true)
.addPosition(fRewriter.track(type), i == 0);
i++;
}
decl.setType(unionType);
catchClause.setException(decl);
fLinkedProposalModel
.getPositionGroup(GROUP_EXC_NAME + 0, true)
.addPosition(fRewriter.track(decl.getName()), false);
Statement st = getCatchBody("Exception", name, lineDelimiter); // $NON-NLS-1$
if (st != null) {
catchClause.getBody().statements().add(st);
}
tryStatement.catchClauses().add(catchClause);
}
List<ASTNode> variableDeclarations = getSpecialVariableDeclarationStatements();
ListRewrite statements =
fRewriter.getListRewrite(tryStatement.getBody(), Block.STATEMENTS_PROPERTY);
boolean selectedNodeRemoved = false;
ASTNode expressionStatement = null;
for (int i = 0; i < fSelectedNodes.length; i++) {
ASTNode node = fSelectedNodes[i];
if (node instanceof VariableDeclarationStatement && variableDeclarations.contains(node)) {
AST ast = getAST();
VariableDeclarationStatement statement = (VariableDeclarationStatement) node;
// Create a copy and remove the initializer
VariableDeclarationStatement copy =
(VariableDeclarationStatement) ASTNode.copySubtree(ast, statement);
List<IExtendedModifier> modifiers = copy.modifiers();
for (Iterator<IExtendedModifier> iter = modifiers.iterator(); iter.hasNext(); ) {
IExtendedModifier modifier = iter.next();
if (modifier.isModifier()
&& Modifier.isFinal(((Modifier) modifier).getKeyword().toFlagValue())) {
iter.remove();
}
}
List<VariableDeclarationFragment> fragments = copy.fragments();
for (Iterator<VariableDeclarationFragment> iter = fragments.iterator(); iter.hasNext(); ) {
VariableDeclarationFragment fragment = iter.next();
fragment.setInitializer(null);
}
CompilationUnit root = (CompilationUnit) statement.getRoot();
int extendedStart = root.getExtendedStartPosition(statement);
// we have a leading comment and the comment is covered by the selection
if (extendedStart != statement.getStartPosition()
&& extendedStart >= fSelection.getOffset()) {
String commentToken =
buffer.getText(extendedStart, statement.getStartPosition() - extendedStart);
commentToken = Strings.trimTrailingTabsAndSpaces(commentToken);
Type type = statement.getType();
String typeName = buffer.getText(type.getStartPosition(), type.getLength());
copy.setType(
(Type)
fRewriter.createStringPlaceholder(commentToken + typeName, type.getNodeType()));
}
result.add(copy);
// convert the fragments into expression statements
fragments = statement.fragments();
if (!fragments.isEmpty()) {
List<ExpressionStatement> newExpressionStatements = new ArrayList<>();
for (Iterator<VariableDeclarationFragment> iter = fragments.iterator();
iter.hasNext(); ) {
VariableDeclarationFragment fragment = iter.next();
Expression initializer = fragment.getInitializer();
if (initializer != null) {
Assignment assignment = ast.newAssignment();
assignment.setLeftHandSide(
(Expression) fRewriter.createCopyTarget(fragment.getName()));
assignment.setRightHandSide((Expression) fRewriter.createCopyTarget(initializer));
newExpressionStatements.add(ast.newExpressionStatement(assignment));
}
}
if (!newExpressionStatements.isEmpty()) {
if (fSelectedNodes.length == 1) {
expressionStatement =
fRewriter.createGroupNode(
newExpressionStatements.toArray(new ASTNode[newExpressionStatements.size()]));
} else {
fRewriter.replace(
statement,
fRewriter.createGroupNode(
newExpressionStatements.toArray(new ASTNode[newExpressionStatements.size()])),
null);
}
} else {
fRewriter.remove(statement, null);
selectedNodeRemoved = true;
}
} else {
fRewriter.remove(statement, null);
selectedNodeRemoved = true;
}
}
}
result.add(tryStatement);
ASTNode replacementNode;
if (result.size() == 1) {
replacementNode = result.get(0);
} else {
replacementNode = fRewriter.createGroupNode(result.toArray(new ASTNode[result.size()]));
}
if (fSelectedNodes.length == 1) {
ASTNode selectedNode = fSelectedNodes[0];
if (selectedNode instanceof MethodReference) {
MethodReference methodReference = (MethodReference) selectedNode;
IMethodBinding functionalMethod =
QuickAssistProcessor.getFunctionalMethodForMethodReference(methodReference);
// functionalMethod is non-null and non-generic. See
// ExceptionAnalyzer.handleMethodReference(MethodReference node).
Assert.isTrue(functionalMethod != null && !functionalMethod.isGenericMethod());
LambdaExpression lambda =
QuickAssistProcessor.convertMethodRefernceToLambda(
methodReference, functionalMethod, fRootNode, fRewriter, null, true);
ASTNode statementInBlock = (ASTNode) ((Block) lambda.getBody()).statements().get(0);
fRewriter.replace(statementInBlock, replacementNode, null);
statements.insertLast(statementInBlock, null);
return;
}
LambdaExpression enclosingLambda = ASTResolving.findEnclosingLambdaExpression(selectedNode);
if (enclosingLambda != null
&& selectedNode.getLocationInParent() == LambdaExpression.BODY_PROPERTY
&& enclosingLambda.resolveMethodBinding() != null) {
QuickAssistProcessor.changeLambdaBodyToBlock(enclosingLambda, getAST(), fRewriter);
Block blockBody = (Block) fRewriter.get(enclosingLambda, LambdaExpression.BODY_PROPERTY);
ASTNode statementInBlock = (ASTNode) blockBody.statements().get(0);
fRewriter.replace(statementInBlock, replacementNode, null);
statements.insertLast(statementInBlock, null);
return;
}
if (expressionStatement != null) {
statements.insertLast(expressionStatement, null);
} else {
if (!selectedNodeRemoved)
statements.insertLast(fRewriter.createMoveTarget(selectedNode), null);
}
fRewriter.replace(selectedNode, replacementNode, null);
} else {
ListRewrite source =
fRewriter.getListRewrite(
fSelectedNodes[0].getParent(),
(ChildListPropertyDescriptor) fSelectedNodes[0].getLocationInParent());
ASTNode toMove =
source.createMoveTarget(
fSelectedNodes[0], fSelectedNodes[fSelectedNodes.length - 1], replacementNode, null);
statements.insertLast(toMove, null);
}
}
public static boolean isAbstract(IBinding binding) {
return Modifier.isAbstract(binding.getModifiers());
}
public Change createChange(IProgressMonitor pm) throws CoreException {
if (fDeleteSource && fCurrentMode == Mode.INLINE_ALL) {
TextChange change = fChangeManager.get((ICompilationUnit) fSourceProvider.getTypeRoot());
TextEdit delete = fSourceProvider.getDeleteEdit();
TextEditGroup description =
new TextEditGroup(
RefactoringCoreMessages.InlineMethodRefactoring_edit_delete, new TextEdit[] {delete});
TextEdit root = change.getEdit();
if (root != null) {
// TODO instead of finding the right insert position the call inliner should
// reuse the AST & rewriter of the source provide and we should rewrite the
// whole AST at the end. However, since recursive calls aren't allowed there
// shouldn't be a text edit overlap.
// root.addChild(delete);
TextChangeCompatibility.insert(root, delete);
} else {
change.setEdit(delete);
}
change.addTextEditGroup(description);
}
final Map arguments = new HashMap();
String project = null;
IJavaProject javaProject = fInitialTypeRoot.getJavaProject();
if (javaProject != null) project = javaProject.getElementName();
int flags =
RefactoringDescriptor.STRUCTURAL_CHANGE
| JavaRefactoringDescriptor.JAR_REFACTORING
| JavaRefactoringDescriptor.JAR_SOURCE_ATTACHMENT;
final IMethodBinding binding = fSourceProvider.getDeclaration().resolveBinding();
final ITypeBinding declaring = binding.getDeclaringClass();
if (!Modifier.isPrivate(binding.getModifiers())) flags |= RefactoringDescriptor.MULTI_CHANGE;
final String description =
Messages.format(
RefactoringCoreMessages.InlineMethodRefactoring_descriptor_description_short,
BasicElementLabels.getJavaElementName(binding.getName()));
final String header =
Messages.format(
RefactoringCoreMessages.InlineMethodRefactoring_descriptor_description,
new String[] {
BindingLabelProvider.getBindingLabel(binding, JavaElementLabels.ALL_FULLY_QUALIFIED),
BindingLabelProvider.getBindingLabel(declaring, JavaElementLabels.ALL_FULLY_QUALIFIED)
});
final JDTRefactoringDescriptorComment comment =
new JDTRefactoringDescriptorComment(project, this, header);
comment.addSetting(
Messages.format(
RefactoringCoreMessages.InlineMethodRefactoring_original_pattern,
BindingLabelProvider.getBindingLabel(binding, JavaElementLabels.ALL_FULLY_QUALIFIED)));
if (fDeleteSource)
comment.addSetting(RefactoringCoreMessages.InlineMethodRefactoring_remove_method);
if (fCurrentMode == Mode.INLINE_ALL)
comment.addSetting(RefactoringCoreMessages.InlineMethodRefactoring_replace_references);
final InlineMethodDescriptor descriptor =
RefactoringSignatureDescriptorFactory.createInlineMethodDescriptor(
project, description, comment.asString(), arguments, flags);
arguments.put(
JavaRefactoringDescriptorUtil.ATTRIBUTE_INPUT,
JavaRefactoringDescriptorUtil.elementToHandle(project, fInitialTypeRoot));
arguments.put(
JavaRefactoringDescriptorUtil.ATTRIBUTE_SELECTION,
new Integer(fSelectionStart).toString()
+ " "
+ new Integer(fSelectionLength).toString()); // $NON-NLS-1$
arguments.put(ATTRIBUTE_DELETE, Boolean.valueOf(fDeleteSource).toString());
arguments.put(ATTRIBUTE_MODE, new Integer(fCurrentMode == Mode.INLINE_ALL ? 1 : 0).toString());
return new DynamicValidationRefactoringChange(
descriptor,
RefactoringCoreMessages.InlineMethodRefactoring_edit_inlineCall,
fChangeManager.getAllChanges());
}
