private ASTNode createTargetNode(
ASTNode first, ASTNode last, boolean isMove, ASTNode replacingNode, TextEditGroup editGroup) {
if (first == null || last == null) {
throw new IllegalArgumentException();
}
NodeInfoStore nodeStore = this.rewriter.getNodeStore();
ASTNode placeholder =
nodeStore.newPlaceholderNode(first.getNodeType()); // revisit: could use list type
if (placeholder == null) {
throw new IllegalArgumentException(
"Creating a target node is not supported for nodes of type"
+ first.getClass().getName()); // $NON-NLS-1$
}
Block internalPlaceHolder = nodeStore.createCollapsePlaceholder();
CopySourceInfo info =
getRewriteStore()
.createRangeCopy(
this.parent,
this.childProperty,
first,
last,
isMove,
internalPlaceHolder,
replacingNode,
editGroup);
nodeStore.markAsCopyTarget(placeholder, info);
return placeholder;
}
public static void setIsGeneratedFlag(
org.eclipse.jdt.core.dom.ASTNode domNode,
org.eclipse.jdt.internal.compiler.ast.ASTNode internalNode)
throws Exception {
if (internalNode == null || domNode == null) return;
boolean isGenerated =
internalNode.getClass().getField("$generatedBy").get(internalNode) != null;
if (isGenerated) {
domNode.getClass().getField("$isGenerated").set(domNode, true);
domNode.setFlags(domNode.getFlags() & ~org.eclipse.jdt.core.dom.ASTNode.ORIGINAL);
}
}
public static String qualifiedName(TypeDeclaration decl) {
String name = decl.getName().getIdentifier();
ASTNode parent = decl.getParent();
// resolve full name e.g.: A.B
while (parent != null && parent.getClass() == TypeDeclaration.class) {
name = ((TypeDeclaration) parent).getName().getIdentifier() + "." + name;
parent = parent.getParent();
}
// resolve fully qualified name e.g.: some.package.A.B
if (decl.getRoot().getClass() == CompilationUnit.class) {
CompilationUnit root = (CompilationUnit) decl.getRoot();
if (root.getPackage() != null) {
PackageDeclaration pack = root.getPackage();
name = pack.getName().getFullyQualifiedName() + "." + name;
}
}
return name;
}
public Collection<ConstructorDeclaration> getConstructors() {
final List<ConstructorDeclaration> results = new ArrayList<ConstructorDeclaration>();
if (isFromSource()) {
// need to consult the ast since methods with broken signature
// do not appear in bindings.
final ITypeBinding typeBinding = getDeclarationBinding();
final ASTNode node = _env.getASTNodeForBinding(typeBinding);
if (node != null) {
switch (node.getNodeType()) {
case ASTNode.TYPE_DECLARATION:
case ASTNode.ANNOTATION_TYPE_DECLARATION:
case ASTNode.ENUM_DECLARATION:
AbstractTypeDeclaration typeDecl = (AbstractTypeDeclaration) node;
// built the ast based methods first.
getASTConstructor(typeDecl, results);
break;
default:
// the ast node for a type binding should be a AbstractTypeDeclaration.
throw new IllegalStateException(
"expecting a AbstractTypeDeclaration but got " //$NON-NLS-1$
+ node.getClass().getName());
}
}
}
// build methods for binding type or
// build the binding based method for source type.
final IMethodBinding[] methods = getDeclarationBinding().getDeclaredMethods();
for (IMethodBinding method : methods) {
if (method.isSynthetic()) continue;
if (method.isConstructor()) {
Declaration mirrorDecl = Factory.createDeclaration(method, _env);
if (mirrorDecl != null) results.add((ConstructorDeclaration) mirrorDecl);
}
}
return results;
}
public static boolean skipRewritingGeneratedNodes(org.eclipse.jdt.core.dom.ASTNode node)
throws Exception {
return ((Boolean) node.getClass().getField("$isGenerated").get(node)).booleanValue();
}
public JavaRefactoringDescriptor buildEclipseDescriptor() throws Exception {
System.err.println("[eclipse-rename] Building descriptor...");
IJavaElement element = location.getIJavaElement();
String kind = getRenameKind(element);
// [1] BUGFIX was needed: The scripting interface didn't allow VariableDeclarationFragments as
// IJavaElements
// and thus had to be extended
// [2] WORKAROUND for scripting interface bug (see below)
if (kind.equals(IJavaRefactorings.RENAME_METHOD)) {
IMethod m = (IMethod) element;
if (m.isConstructor()) {
// Rename the type instead (as the UI would do-- the scripting interface will only rename
// the constructor, which is broken)
kind = IJavaRefactorings.RENAME_TYPE;
element = m.getDeclaringType();
}
}
System.err.println("[eclipse-rename] Kind = " + kind + ", element = " + element);
// [3] Don't test for package fragments now
if (kind.equals(IJavaRefactorings.RENAME_PACKAGE)) return null; // don't bother with this now
if (element == null) {
System.err.println("!!! ABORT: No IJavaElement to represent location");
throw new RuntimeException("!!! ABORT: No IJavaElement for location");
}
if (element instanceof ILocalVariable) {
System.err.println("element is of type " + element.getClass());
final ILocalVariable fLocalVariable = (ILocalVariable) element;
final ISourceRange sourceRange = fLocalVariable.getNameRange();
final CompilationUnit fCompilationUnitNode = location.getCompilationUnit();
ASTNode name = NodeFinder.perform(fCompilationUnitNode, sourceRange);
System.err.println("node is of type " + name.getClass());
if (name == null) System.err.println("!!! ILV doesn't have associated name!");
if (name.getParent() instanceof VariableDeclaration)
System.err.println("ILV has parent : " + (VariableDeclaration) name.getParent());
else
System.err.println(
"!!! ILV doesn't have var declaration parent, instead " + name.getParent().getClass());
}
System.err.println("Trying to rename a " + kind + ": " + element);
if (element instanceof SimpleName)
System.err.println(" Name = '" + ((SimpleName) element).getIdentifier() + "'");
if (kind.equals(IJavaRefactorings.RENAME_TYPE)) {
System.err.println("(Possibly need a new launch configuration)");
tproject.renameClass((IType) element, new_name);
}
final RenameJavaElementDescriptor descriptor =
(RenameJavaElementDescriptor) getDescriptor(kind);
descriptor.setJavaElement(element);
descriptor.setNewName(this.new_name);
if (element.getElementType() == IJavaElement.TYPE
|| element.getElementType() == IJavaElement.PACKAGE_FRAGMENT)
descriptor.setUpdateQualifiedNames(true);
else descriptor.setUpdateQualifiedNames(false);
descriptor.setUpdateReferences(true);
descriptor.setDeprecateDelegate(false);
descriptor.setRenameGetters(false);
descriptor.setRenameSetters(false);
descriptor.setKeepOriginal(false);
descriptor.setUpdateHierarchy(false);
descriptor.setUpdateSimilarDeclarations(false);
// [3] Fix: Eclipse will complain if the transformation is a no-op, but we don't want that:
if (element.getElementName().equals(this.new_name)) throw new NOPException();
System.err.println("[eclipse-rename] Computed descriptor.");
return descriptor;
}