private static List<? extends TypeMirror> computeMethod(
Set<ElementKind> types,
CompilationInfo info,
TreePath parent,
TypeMirror[] typeParameterBound,
Tree error,
int offset) {
// class or field:
// check the error is in the body:
// #92419: check for abstract method/method without body:
MethodTree mt = (MethodTree) parent.getLeaf();
if (mt.getReturnType() == error) {
types.add(ElementKind.CLASS);
types.add(ElementKind.INTERFACE);
types.add(ElementKind.ENUM);
}
List<? extends ExpressionTree> throwList = mt.getThrows();
if (throwList != null && !throwList.isEmpty()) {
for (ExpressionTree t : throwList) {
if (t == error) {
types.add(ElementKind.CLASS);
typeParameterBound[0] = info.getElements().getTypeElement("java.lang.Exception").asType();
break;
}
}
}
if (mt.getBody() == null) {
return null;
}
try {
Document doc = info.getDocument();
if (doc != null) { // XXX
int bodyStart =
Utilities.findBodyStart(
parent.getLeaf(),
info.getCompilationUnit(),
info.getTrees().getSourcePositions(),
doc);
int bodyEnd =
(int)
info.getTrees()
.getSourcePositions()
.getEndPosition(info.getCompilationUnit(), parent.getLeaf());
types.add(ElementKind.PARAMETER);
types.add(ElementKind.LOCAL_VARIABLE);
types.add(ElementKind.FIELD);
if (bodyStart <= offset && offset <= bodyEnd)
return Collections.singletonList(
info.getElements().getTypeElement("java.lang.Object").asType());
}
} catch (IOException ex) {
Logger.getLogger("global").log(Level.INFO, ex.getMessage(), ex);
}
return null;
}
@Override
public Tree getCode() {
return method.getBody();
}