private char[][][] getQualifiedNames(ObjectVector types) {
final int size = types.size;
char[][][] focusQualifiedNames = null;
IJavaElement javaElement = this.pattern.focus;
int index = 0;
while (javaElement != null && !(javaElement instanceof ITypeRoot)) {
javaElement = javaElement.getParent();
}
if (javaElement != null) {
IType primaryType = ((ITypeRoot) javaElement).findPrimaryType();
if (primaryType != null) {
focusQualifiedNames = new char[size + 1][][];
focusQualifiedNames[index++] =
CharOperation.splitOn('.', primaryType.getFullyQualifiedName().toCharArray());
}
}
if (focusQualifiedNames == null) {
focusQualifiedNames = new char[size][][];
}
for (int i = 0; i < size; i++) {
focusQualifiedNames[index++] =
CharOperation.splitOn(
'.', ((IType) (types.elementAt(i))).getFullyQualifiedName().toCharArray());
}
return focusQualifiedNames.length == 0
? null
: ReferenceCollection.internQualifiedNames(focusQualifiedNames, true);
}
private void searchVisibleFields(
FieldBinding[] fields,
ReferenceBinding receiverType,
Scope scope,
InvocationSite invocationSite,
Scope invocationScope,
boolean onlyStaticFields,
ObjectVector localsFound,
ObjectVector fieldsFound) {
ObjectVector newFieldsFound = new ObjectVector();
// Inherited fields which are hidden by subclasses are filtered out
// No visibility checks can be performed without the scope & invocationSite
next:
for (int f = fields.length; --f >= 0; ) {
FieldBinding field = fields[f];
if (field.isSynthetic()) continue next;
if (onlyStaticFields && !field.isStatic()) continue next;
if (!field.canBeSeenBy(receiverType, invocationSite, scope)) continue next;
for (int i = fieldsFound.size; --i >= 0; ) {
FieldBinding otherField = (FieldBinding) fieldsFound.elementAt(i);
if (CharOperation.equals(field.name, otherField.name, true)) {
continue next;
}
}
for (int l = localsFound.size; --l >= 0; ) {
LocalVariableBinding local = (LocalVariableBinding) localsFound.elementAt(l);
if (CharOperation.equals(field.name, local.name, true)) {
continue next;
}
}
newFieldsFound.add(field);
}
fieldsFound.addAll(newFieldsFound);
}
private void searchVisibleLocalMethods(
MethodBinding[] methods,
ReferenceBinding receiverType,
Scope scope,
InvocationSite invocationSite,
Scope invocationScope,
boolean onlyStaticMethods,
ObjectVector methodsFound) {
ObjectVector newMethodsFound = new ObjectVector();
// Inherited methods which are hidden by subclasses are filtered out
// No visibility checks can be performed without the scope & invocationSite
next:
for (int f = methods.length; --f >= 0; ) {
MethodBinding method = methods[f];
if (method.isSynthetic()) continue next;
if (method.isDefaultAbstract()) continue next;
if (method.isConstructor()) continue next;
if (onlyStaticMethods && !method.isStatic()) continue next;
if (!method.canBeSeenBy(receiverType, invocationSite, scope)) continue next;
for (int i = methodsFound.size; --i >= 0; ) {
MethodBinding otherMethod = (MethodBinding) methodsFound.elementAt(i);
if (method == otherMethod) continue next;
if (CharOperation.equals(method.selector, otherMethod.selector, true)) {
if (this.lookupEnvironment.methodVerifier().isMethodSubsignature(otherMethod, method)) {
continue next;
}
}
}
newMethodsFound.add(method);
}
methodsFound.addAll(newMethodsFound);
}
/*
* Create the list of focused jars or projects.
*/
private static IJavaElement[] getFocusedElementsAndTypes(
SearchPattern pattern, IJavaElement focusElement, ObjectVector superTypes)
throws JavaModelException {
if (pattern instanceof MethodPattern) {
// For method pattern, it needs to walk along the focus type super hierarchy
// and add jars/projects of all the encountered types.
IType type = (IType) pattern.focus.getAncestor(IJavaElement.TYPE);
MethodPattern methodPattern = (MethodPattern) pattern;
String selector = new String(methodPattern.selector);
int parameterCount = methodPattern.parameterCount;
ITypeHierarchy superHierarchy = type.newSupertypeHierarchy(null);
IType[] allTypes = superHierarchy.getAllSupertypes(type);
int length = allTypes.length;
SimpleSet focusSet = new SimpleSet(length + 1);
if (focusElement != null) focusSet.add(focusElement);
for (int i = 0; i < length; i++) {
IMethod[] methods = allTypes[i].getMethods();
int mLength = methods.length;
for (int m = 0; m < mLength; m++) {
if (parameterCount == methods[m].getNumberOfParameters()
&& methods[m].getElementName().equals(selector)) {
IPackageFragmentRoot root =
(IPackageFragmentRoot) allTypes[i].getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT);
IJavaElement element = root.isArchive() ? root : root.getParent();
focusSet.add(element);
if (superTypes != null) superTypes.add(allTypes[i]);
break;
}
}
}
// Rebuilt a contiguous array
IJavaElement[] focuses = new IJavaElement[focusSet.elementSize];
Object[] values = focusSet.values;
int count = 0;
for (int i = values.length; --i >= 0; ) {
if (values[i] != null) {
focuses[count++] = (IJavaElement) values[i];
}
}
return focuses;
}
if (focusElement == null) return new IJavaElement[0];
return new IJavaElement[] {focusElement};
}
private void searchVisibleVariablesAndMethods(
Scope scope,
ObjectVector localsFound,
ObjectVector fieldsFound,
ObjectVector methodsFound,
boolean notInJavadoc) {
InvocationSite invocationSite = CompletionEngine.FakeInvocationSite;
boolean staticsOnly = false;
// need to know if we're in a static context (or inside a constructor)
Scope currentScope = scope;
done1:
while (true) { // done when a COMPILATION_UNIT_SCOPE is found
switch (currentScope.kind) {
case Scope.METHOD_SCOPE:
// handle the error case inside an explicit constructor call (see MethodScope>>findField)
MethodScope methodScope = (MethodScope) currentScope;
staticsOnly |= methodScope.isStatic | methodScope.isConstructorCall;
// $FALL-THROUGH$
case Scope.BLOCK_SCOPE:
BlockScope blockScope = (BlockScope) currentScope;
next:
for (int i = 0, length = blockScope.locals.length; i < length; i++) {
LocalVariableBinding local = blockScope.locals[i];
if (local == null) break next;
if (local.isSecret()) continue next;
// If the local variable declaration's initialization statement itself has the
// completion,
// then don't propose the local variable
if (local.declaration.initialization != null) {
/*(use this if-else block if it is found that local.declaration.initialization != null is not sufficient to
guarantee that proposal is being asked inside a local variable declaration's initializer)
if(local.declaration.initialization.sourceEnd > 0) {
if (this.assistNode.sourceEnd <= local.declaration.initialization.sourceEnd
&& this.assistNode.sourceStart >= local.declaration.initialization.sourceStart) {
continue next;
}
} else {
CompletionNodeDetector detector = new CompletionNodeDetector(
this.assistNode,
local.declaration.initialization);
if (detector.containsCompletionNode()) {
continue next;
}
}*/
continue next;
}
for (int f = 0; f < localsFound.size; f++) {
LocalVariableBinding otherLocal = (LocalVariableBinding) localsFound.elementAt(f);
if (CharOperation.equals(otherLocal.name, local.name, true)) continue next;
}
localsFound.add(local);
}
break;
case Scope.COMPILATION_UNIT_SCOPE:
break done1;
}
currentScope = currentScope.parent;
}
staticsOnly = false;
currentScope = scope;
done2:
while (true) { // done when a COMPILATION_UNIT_SCOPE is found
switch (currentScope.kind) {
case Scope.METHOD_SCOPE:
// handle the error case inside an explicit constructor call (see MethodScope>>findField)
MethodScope methodScope = (MethodScope) currentScope;
staticsOnly |= methodScope.isStatic | methodScope.isConstructorCall;
break;
case Scope.CLASS_SCOPE:
ClassScope classScope = (ClassScope) currentScope;
SourceTypeBinding enclosingType = classScope.referenceContext.binding;
searchVisibleFields(
enclosingType,
classScope,
invocationSite,
scope,
staticsOnly,
notInJavadoc,
localsFound,
fieldsFound);
searchVisibleMethods(
enclosingType,
classScope,
invocationSite,
scope,
staticsOnly,
notInJavadoc,
methodsFound);
staticsOnly |= enclosingType.isStatic();
break;
case Scope.COMPILATION_UNIT_SCOPE:
break done2;
}
currentScope = currentScope.parent;
}
// search in static import
ImportBinding[] importBindings = scope.compilationUnitScope().imports;
for (int i = 0; i < importBindings.length; i++) {
ImportBinding importBinding = importBindings[i];
if (importBinding.isValidBinding() && importBinding.isStatic()) {
Binding binding = importBinding.resolvedImport;
if (binding != null && binding.isValidBinding()) {
if (importBinding.onDemand) {
if ((binding.kind() & Binding.TYPE) != 0) {
searchVisibleFields(
(ReferenceBinding) binding,
scope,
invocationSite,
scope,
staticsOnly,
notInJavadoc,
localsFound,
fieldsFound);
searchVisibleMethods(
(ReferenceBinding) binding,
scope,
invocationSite,
scope,
staticsOnly,
notInJavadoc,
methodsFound);
}
} else {
if ((binding.kind() & Binding.FIELD) != 0) {
searchVisibleFields(
new FieldBinding[] {(FieldBinding) binding},
((FieldBinding) binding).declaringClass,
scope,
invocationSite,
scope,
staticsOnly,
localsFound,
fieldsFound);
} else if ((binding.kind() & Binding.METHOD) != 0) {
MethodBinding methodBinding = (MethodBinding) binding;
searchVisibleLocalMethods(
methodBinding.declaringClass.getMethods(methodBinding.selector),
methodBinding.declaringClass,
scope,
invocationSite,
scope,
true,
methodsFound);
}
}
}
}
}
}
