public Object getHierarchicalPackageParent(final IScriptFolder child) {
String name = child.getElementName();
IProjectFragment parent = (IProjectFragment) child.getParent();
int index = name.lastIndexOf(IScriptFolder.PACKAGE_DELIMITER);
if (index != -1) {
String realParentName = name.substring(0, index);
IScriptFolder element = parent.getScriptFolder(realParentName);
if (element != null && element.exists()) {
try {
if (fFoldPackages
&& ScriptExplorerContentProvider.isEmpty(element)
&& ScriptExplorerContentProvider.findSinglePackageChild(element, parent.getChildren())
!= null) {
return getHierarchicalPackageParent(element);
}
} catch (ModelException e) {
// ignore
}
return element;
} else if (element != null) { // bug 65240
IResource resource = element.getResource();
if (resource != null) {
return resource;
}
}
}
if (parent.getResource() instanceof IProject) {
return parent.getScriptProject();
}
return parent;
}
/** Adds all of the openables defined within this package fragment root to the list. */
private void injectAllOpenablesForPackageFragmentRoot(
IProjectFragment root, ArrayList openables) {
try {
IModelElement[] packFrags = root.getChildren();
for (int i = 0; i < packFrags.length; i++) {
IScriptFolder packFrag = (IScriptFolder) packFrags[i];
injectAllOpenablesForPackageFragment(packFrag, openables);
}
} catch (ModelException e) {
return;
}
}
/**
* Returns the hierarchical packages inside a given fragment or root.
*
* @param parent The parent package fragment root
* @param fragment The package to get the children for or 'null' to get the children of the root.
* @param result Collection where the resulting elements are added
* @throws JavaModelException
*/
private void getHierarchicalPackageChildren(
final IProjectFragment parent, final IScriptFolder fragment, final Collection<Object> result)
throws ModelException {
IModelElement[] children = parent.getChildren();
if (fragment == null || fragment.isRootFolder()) {
List<IModelElement> newElements = new ArrayList<IModelElement>();
for (int i = 0; i < children.length; ++i) {
if (children[i] instanceof IScriptFolder) {
IScriptFolder scriptFolder = (IScriptFolder) children[i];
if (scriptFolder.isRootFolder()) {
IModelElement[] members = scriptFolder.getChildren();
for (int j = 0; j < members.length; ++j) {
newElements.add(members[j]);
}
continue;
}
}
newElements.add(children[i]);
}
children = newElements.toArray(new IModelElement[newElements.size()]);
}
String prefix =
fragment != null
? fragment.getElementName() + IScriptFolder.PACKAGE_DELIMETER_STR
: ""; //$NON-NLS-1$
int prefixLen = prefix.length();
for (int i = 0; i < children.length; i++) {
if (children[i] instanceof IScriptFolder) {
IScriptFolder curr = (IScriptFolder) children[i];
String name = curr.getElementName();
if (name.startsWith(prefix)
&& name.length() > prefixLen
&& name.indexOf(IScriptFolder.PACKAGE_DELIMITER, prefixLen) == -1) {
if (fFoldPackages) {
curr = ScriptExplorerContentProvider.getFolded(children, curr);
}
result.add(curr);
} /*
* else if (fragment == null && curr.isRootFolder()) {
* result.add(curr); }
*/
} else {
result.add(children[i]);
}
}
}
private static boolean hasReadOnlyResourcesAndSubResources(IModelElement modelElement)
throws CoreException {
switch (modelElement.getElementType()) {
case IModelElement.SOURCE_MODULE:
IResource resource = ReorgUtils.getResource(modelElement);
return (resource != null && Resources.isReadOnly(resource));
case IModelElement.SCRIPT_FOLDER:
IResource packResource = ReorgUtils.getResource(modelElement);
if (packResource == null) return false;
IScriptFolder pack = (IScriptFolder) modelElement;
if (Resources.isReadOnly(packResource)) return true;
Object[] nonScript = pack.getForeignResources();
for (int i = 0; i < nonScript.length; i++) {
Object object = nonScript[i];
if (object instanceof IResource
&& hasReadOnlyResourcesAndSubResources((IResource) object)) return true;
}
return hasReadOnlyResourcesAndSubResources(pack.getChildren());
case IModelElement.PROJECT_FRAGMENT:
IProjectFragment root = (IProjectFragment) modelElement;
if (root.isArchive()) return false;
IResource pfrResource = ReorgUtils.getResource(modelElement);
if (pfrResource == null) return false;
if (Resources.isReadOnly(pfrResource)) return true;
Object[] nonScript1 = root.getForeignResources();
for (int i = 0; i < nonScript1.length; i++) {
Object object = nonScript1[i];
if (object instanceof IResource
&& hasReadOnlyResourcesAndSubResources((IResource) object)) return true;
}
return hasReadOnlyResourcesAndSubResources(root.getChildren());
case IModelElement.FIELD:
// case IModelElement.IMPORT_CONTAINER:
// case IModelElement.IMPORT_DECLARATION:
// case IModelElement.INITIALIZER:
case IModelElement.METHOD:
// case IModelElement.PACKAGE_DECLARATION:
case IModelElement.TYPE:
return false;
default:
Assert.isTrue(false); // not handled here
return false;
}
}
/**
* Returns the hierarchical packages inside a given folder.
*
* @param folder The parent folder
* @param result Collection where the resulting elements are added
* @throws CoreException thrown when elements could not be accessed
*/
private void getHierarchicalPackagesInFolder(
final IFolder folder, final Collection<Object> result) throws CoreException {
IResource[] resources = folder.members();
for (int i = 0; i < resources.length; i++) {
IResource resource = resources[i];
if (resource instanceof IFolder) {
IFolder curr = (IFolder) resource;
IModelElement element = DLTKCore.create(curr);
if (element instanceof IScriptFolder) {
if (fFoldPackages) {
IScriptFolder fragment = (IScriptFolder) element;
IProjectFragment root = (IProjectFragment) fragment.getParent();
element = ScriptExplorerContentProvider.getFolded(root.getChildren(), fragment);
}
result.add(element);
}
}
}
}
