Examples with MethodPattern org.eclipse.jdt.internal.core.search.matching.MethodPattern used on opensource projects

Example 1 with MethodPattern

use of org.eclipse.jdt.internal.core.search.matching.MethodPattern in project che by eclipse.

the class IndexSelector method getFocusedElementsAndTypes.

/*
 * 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 };
}