protected IModelElement findInputForJavaElement(IModelElement je) {
// null check has to take place here as well (not only in
// findInputForJavaElement(IJavaElement, boolean) since we
// are accessing the Java element
if (je == null) return null;
if (je.getElementType() == IModelElement.PROJECT_FRAGMENT
|| je.getElementType() == IModelElement.SCRIPT_PROJECT)
return findInputForJavaElement(je, true);
else return findInputForJavaElement(je, false);
}
public boolean isModelChangesProvidedFor(IModelElement modelElement, String name) {
IScriptProject project = modelElement.getScriptProject();
if (!"ModelMembersq".equals(project.getElementName())) {
return false;
}
if (modelElement.getElementType() == IModelElement.PROJECT_FRAGMENT) {
return true;
}
return false;
}
@Override
public void processDelta(IModelElementDelta delta) {
if (this.needsInitialize) return;
IModelElement element = delta.getElement();
switch (element.getElementType()) {
case IModelElement.SCRIPT_MODEL:
IModelElementDelta[] children = delta.getAffectedChildren();
for (int i = 0, length = children.length; i < length; i++) {
IModelElementDelta child = children[i];
this.processDelta(child);
}
break;
case IModelElement.SCRIPT_PROJECT:
int kind = delta.getKind();
switch (kind) {
case IModelElementDelta.ADDED:
case IModelElementDelta.REMOVED:
this.needsInitialize = true;
break;
case IModelElementDelta.CHANGED:
int flags = delta.getFlags();
if ((flags & IModelElementDelta.F_CLOSED) != 0
|| (flags & IModelElementDelta.F_OPENED) != 0) {
this.needsInitialize = true;
} else {
children = delta.getAffectedChildren();
for (int i = 0, length = children.length; i < length; i++) {
IModelElementDelta child = children[i];
this.processDelta(child);
}
}
break;
}
break;
case IModelElement.PROJECT_FRAGMENT:
kind = delta.getKind();
switch (kind) {
case IModelElementDelta.ADDED:
case IModelElementDelta.REMOVED:
this.needsInitialize = true;
break;
case IModelElementDelta.CHANGED:
int flags = delta.getFlags();
if ((flags & IModelElementDelta.F_ADDED_TO_BUILDPATH) > 0
|| (flags & IModelElementDelta.F_REMOVED_FROM_BUILDPATH) > 0) {
this.needsInitialize = true;
}
break;
}
break;
}
}
public void provideModelChanges(IModelElement parentElement, List children) {
IScriptProject project = parentElement.getScriptProject();
if (!"ModelMembersq".equals(project.getElementName())) {
return;
}
switch (parentElement.getElementType()) {
case IModelElement.PROJECT_FRAGMENT:
List addon = new ArrayList();
for (Iterator iterator = children.iterator(); iterator.hasNext(); ) {
IModelElement el = (IModelElement) iterator.next();
if (el.getElementType() == IModelElement.SCRIPT_FOLDER) {
addon.add(
new TestFolder(
(ModelElement) parentElement,
el.getPath().removeFirstSegments(el.getParent().getPath().segmentCount())));
}
}
children.addAll(addon);
break;
case IModelElement.SCRIPT_FOLDER:
break;
}
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jdt.internal.ui.browsing.JavaBrowsingPart#findElementToSelect(org.eclipse.jdt.core.IJavaElement)
*/
protected IModelElement findElementToSelect(IModelElement je) {
if (je == null) return null;
switch (je.getElementType()) {
case IModelElement.SCRIPT_FOLDER:
return je;
case IModelElement.SOURCE_MODULE:
return ((ISourceModule) je).getParent();
case IModelElement.TYPE:
return ((IType) je).getScriptFolder();
default:
return findElementToSelect(je.getParent());
}
}
/**
* Returns all of the openables defined in the region of this type hierarchy. Returns a map from
* IJavaProject to ArrayList of Openable
*/
private HashMap determineOpenablesInRegion(IProgressMonitor monitor) {
try {
HashMap allOpenables = new HashMap();
IModelElement[] roots = ((RegionBasedTypeHierarchy) this.hierarchy).region.getElements();
int length = roots.length;
if (monitor != null) {
monitor.beginTask("", length); // $NON-NLS-1$
}
for (int i = 0; i < length; i++) {
IModelElement root = roots[i];
IScriptProject javaProject = root.getScriptProject();
ArrayList openables = (ArrayList) allOpenables.get(javaProject);
if (openables == null) {
openables = new ArrayList();
allOpenables.put(javaProject, openables);
}
switch (root.getElementType()) {
case IModelElement.SCRIPT_PROJECT:
injectAllOpenablesForJavaProject((IScriptProject) root, openables);
break;
case IModelElement.PROJECT_FRAGMENT:
injectAllOpenablesForPackageFragmentRoot((IProjectFragment) root, openables);
break;
case IModelElement.SCRIPT_FOLDER:
injectAllOpenablesForPackageFragment((IScriptFolder) root, openables);
break;
case IModelElement.SOURCE_MODULE:
openables.add(root);
break;
case IModelElement.TYPE:
IType type = (IType) root;
openables.add(type.getSourceModule());
break;
default:
break;
}
worked(monitor, 1);
}
return allOpenables;
} finally {
if (monitor != null) {
monitor.done();
}
}
}
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;
}
}
protected IModelElement findInputForJavaElement(IModelElement je, boolean canChangeInputType) {
if (je == null || !je.exists()) return null;
if (isValidInput(je)) {
// don't update if input must be project (i.e. project is used as
// source folder)
if (canChangeInputType)
fLastInputWasProject = je.getElementType() == IModelElement.SCRIPT_PROJECT;
return je;
} else if (fLastInputWasProject) {
IProjectFragment packageFragmentRoot =
(IProjectFragment) je.getAncestor(IModelElement.PROJECT_FRAGMENT);
if (!packageFragmentRoot.isExternal()) return je.getScriptProject();
}
return findInputForJavaElement(je.getParent(), canChangeInputType);
}
private IPath getPath(IModelElement element, boolean relativeToRoot) {
switch (element.getElementType()) {
case IModelElement.SCRIPT_MODEL:
return Path.EMPTY;
case IModelElement.SCRIPT_PROJECT:
return element.getPath();
case IModelElement.PROJECT_FRAGMENT:
if (relativeToRoot) return Path.EMPTY;
return element.getPath();
case IModelElement.SCRIPT_FOLDER:
String relativePath = element.getElementName() + '/';
return getPath(element.getParent(), relativeToRoot).append(new Path(relativePath));
case IModelElement.SOURCE_MODULE:
return getPath(element.getParent(), relativeToRoot)
.append(new Path(element.getElementName()));
default:
return getPath(element.getParent(), relativeToRoot);
}
}
/*
* Overridden from JavaBrowsingPart to handel LogicalPackages and tree
* structure.
*
* @see org.eclipse.jdt.internal.ui.browsing.JavaBrowsingPart#adjustInputAndSetSelection(org.eclipse.jdt.core.IJavaElement)
*/
void adjustInputAndSetSelection(IModelElement je) {
IModelElement jElementToSelect = findElementToSelect(je);
LogicalPackagesProvider p = (LogicalPackagesProvider) fWrappedViewer.getContentProvider();
Object elementToSelect = jElementToSelect;
if (jElementToSelect != null
&& jElementToSelect.getElementType() == IModelElement.SCRIPT_FOLDER) {
IScriptFolder pkgFragment = (IScriptFolder) jElementToSelect;
elementToSelect = p.findLogicalPackage(pkgFragment);
if (elementToSelect == null) elementToSelect = pkgFragment;
}
IModelElement newInput = findInputForJavaElement(je);
if (elementToSelect == null && !isValidInput(newInput)) setInput(null);
else if (elementToSelect == null || getViewer().testFindItem(elementToSelect) == null) {
// optimization, if you are in the same project but expansion hasn't
// happened
Object input = getViewer().getInput();
if (elementToSelect != null && newInput != null) {
if (newInput.equals(input)) {
getViewer().reveal(elementToSelect);
// Adjust input to selection
} else {
setInput(newInput);
getViewer().reveal(elementToSelect);
}
} else setInput(newInput);
if (elementToSelect instanceof IScriptFolder) {
IScriptFolder pkgFragment = (IScriptFolder) elementToSelect;
elementToSelect = p.findLogicalPackage(pkgFragment);
if (elementToSelect == null) elementToSelect = pkgFragment;
}
}
ISelection selection;
if (elementToSelect != null) selection = new StructuredSelection(elementToSelect);
else selection = StructuredSelection.EMPTY;
setSelection(selection, true);
}
public void processDelta(IModelElementDelta delta) {
switch (delta.getKind()) {
case IModelElementDelta.CHANGED:
IModelElementDelta[] children = delta.getAffectedChildren();
for (int i = 0, length = children.length; i < length; i++) {
IModelElementDelta child = children[i];
this.processDelta(child);
}
break;
case IModelElementDelta.REMOVED:
IModelElement element = delta.getElement();
if (this.encloses(element)) {
if (this.elements != null) {
this.elements.remove(element);
}
IPath path = null;
switch (element.getElementType()) {
case IModelElement.SCRIPT_PROJECT:
path = ((IScriptProject) element).getProject().getFullPath();
case IModelElement.PROJECT_FRAGMENT:
if (path == null) {
path = ((IProjectFragment) element).getPath();
}
int toRemove = -1;
for (int i = 0; i < this.pathsCount; i++) {
if (this.relativePaths[i].equals(path.toString())) {
toRemove = i;
break;
}
}
if (toRemove != -1) {
this.relativePaths[toRemove] = null;
rehash();
}
}
}
break;
}
}
@Override
public Image getImage(Object element) {
IModelElement modelElement = null;
if (element instanceof ExternalProjectFragment) {
return PHPPluginImages.get(PHPPluginImages.IMG_OBJS_LIBRARY);
}
if (element instanceof IncludePath) {
Object entry = ((IncludePath) element).getEntry();
// An included PHP project
if (entry instanceof IBuildpathEntry) {
int entryKind = ((IBuildpathEntry) entry).getEntryKind();
if (entryKind == IBuildpathEntry.BPE_PROJECT) {
return PHPPluginImages.get(PHPPluginImages.IMG_OBJS_PHP_PROJECT);
}
// A library
if (entryKind == IBuildpathEntry.BPE_LIBRARY
|| entryKind == IBuildpathEntry.BPE_CONTAINER) {
return PHPPluginImages.get(PHPPluginImages.IMG_OBJS_LIBRARY);
}
}
if (entry instanceof ExternalProjectFragment) {
return PHPPluginImages.get(PHPPluginImages.IMG_OBJS_LIBRARY);
}
// Folder in the include path, should have same image as in the PHP
// Explorer .
if (entry instanceof IFolder) {
IModelElement createdScriptFolder = DLTKCore.create((IFolder) entry);
if (null == createdScriptFolder) return getImage(entry);
return getImage(createdScriptFolder);
}
if (entry instanceof IResource) {
return (getImage((IResource) entry));
}
return null;
}
if (element instanceof IResource) {
modelElement = DLTKCore.create((IResource) element);
} else if (element instanceof IModelElement) {
modelElement = (IModelElement) element;
}
if (modelElement != null) {
IScriptProject project = modelElement.getScriptProject();
if (!project.isOnBuildpath(modelElement)) { // not in build path,
// hence: hollow,
// non-pakg icons
if (modelElement.getElementType() == IModelElement.SOURCE_MODULE)
return PHPPluginImages.get(PHPPluginImages.IMG_OBJS_CUNIT_RESOURCE);
if (modelElement.getElementType() == IModelElement.PROJECT_FRAGMENT
|| modelElement.getElementType() == IModelElement.SCRIPT_FOLDER)
return PHPPluginImages.get(PHPPluginImages.IMG_OBJS_PHP_FOLDER);
} else { // in build path ...
if (modelElement.getElementType() == IModelElement.SCRIPT_FOLDER
|| element instanceof IFolder)
return PHPPluginImages.get(PHPPluginImages.IMG_OBJS_PHPFOLDER_ROOT);
}
}
try {
if (element instanceof IType && PHPFlags.isTrait(((IType) element).getFlags())) {
return PHPPluginImages.get(PHPPluginImages.IMG_OBJS_TRAIT);
}
} catch (ModelException e) {
}
if (element != null) {
for (ILabelProvider provider :
TreeContentProviderRegistry.getInstance().getLabelProviders()) {
Image image = provider.getImage(element);
if (image != null) {
return image;
}
}
}
return super.getImage(element);
}
/**
* Add an element to the script search scope.
*
* @param element The element we want to add to current script search scope
* @throws ModelException May happen if some Script Model info are not available
*/
public void add(IModelElement element) throws ModelException {
if (!natureFilter(element)) {
return;
}
IPath containerPath = null;
String containerPathToString = null;
int includeMask = SOURCES | APPLICATION_LIBRARIES | SYSTEM_LIBRARIES;
switch (element.getElementType()) {
case IModelElement.SCRIPT_MODEL:
// a workspace scope should be used
break;
case IModelElement.SCRIPT_PROJECT:
add((ScriptProject) element, null, includeMask, new HashSet<IProject>(2), null);
break;
case IModelElement.PROJECT_FRAGMENT:
IProjectFragment root = (IProjectFragment) element;
String projectPath = null;
if (!root.isExternal()) {
IPath rootPath = root.getPath();
containerPath =
root.getKind() == IProjectFragment.K_SOURCE ? root.getParent().getPath() : rootPath;
containerPathToString = containerPath.toString();
IResource rootResource = root.getResource();
projectPath = root.getScriptProject().getPath().toString();
if (rootResource != null && rootResource.isAccessible()) {
String relativePath =
Util.relativePath(rootResource.getFullPath(), containerPath.segmentCount());
add(projectPath, relativePath, containerPathToString, false /* not a package */, null);
} else {
add(
projectPath,
org.eclipse.dltk.compiler.util.Util.EMPTY_STRING,
containerPathToString,
false /* not a package */,
null);
}
} else {
projectPath = root.getScriptProject().getPath().toString();
containerPath = root.getPath();
containerPathToString = containerPath.toString();
add(
projectPath,
org.eclipse.dltk.compiler.util.Util.EMPTY_STRING,
containerPathToString,
false /* not a package */,
null);
}
break;
case IModelElement.SCRIPT_FOLDER:
root = (IProjectFragment) element.getParent();
projectPath = root.getScriptProject().getPath().toString();
if (root.isArchive()) {
if (DLTKCore.DEBUG) {
System.err.println("TODO: Check. Bug possible..."); // $NON-NLS-1$
}
String relativePath = ((ModelElement) element).getPath().toString() + '/';
containerPath = root.getPath();
containerPathToString = containerPath.toString();
add(projectPath, relativePath, containerPathToString, true /* package */, null);
} else {
IResource resource = element.getResource();
if (resource != null) {
if (resource.isAccessible()) {
containerPath =
root.getKind() == IProjectFragment.K_SOURCE
? root.getParent().getPath()
: root.getPath();
} else {
// for working copies, get resource container full path
containerPath = resource.getParent().getFullPath();
}
containerPathToString = containerPath.toString();
String relativePath =
Util.relativePath(resource.getFullPath(), containerPath.segmentCount());
add(projectPath, relativePath, containerPathToString, true /* package */, null);
}
}
break;
default:
// remember sub-cu (or sub-class file) script elements
if (element instanceof IMember) {
if (this.elements == null) {
this.elements = new ArrayList<IModelElement>();
}
this.elements.add(element);
}
root = (IProjectFragment) element.getAncestor(IModelElement.PROJECT_FRAGMENT);
projectPath = root.getScriptProject().getPath().toString();
String relativePath;
if (root.getKind() == IProjectFragment.K_SOURCE && !root.isExternal()) {
containerPath = root.getParent().getPath();
relativePath = Util.relativePath(getPath(element, false /* full path */), 1 /*
* remove
* project
* segmet
*/);
} else {
containerPath = root.getPath();
relativePath = getPath(element, true /* relative path */).toString();
}
containerPathToString = containerPath.toString();
add(projectPath, relativePath, containerPathToString, false /*
* not a
* package
*/, null);
}
if (containerPath != null) addEnclosingProjectOrArchive(containerPath);
}
/**
* Processes a delta recursively. When more than two children are affected the tree is fully
* refreshed starting at this node.
*
* @param delta the delta to process
* @param runnables the resulting view changes as runnables (type {@link Runnable} )
* @return true is returned if the conclusion is to refresh a parent of an element. In that case
* no siblings need to be processed
* @throws JavaModelException thrown when the access to an element failed
*/
private boolean processDelta(final IModelElementDelta delta, final Collection<Runnable> runnables)
throws ModelException {
int kind = delta.getKind();
int flags = delta.getFlags();
IModelElement element = delta.getElement();
int elementType = element.getElementType();
if (elementType != IModelElement.SCRIPT_MODEL && elementType != IModelElement.SCRIPT_PROJECT) {
IScriptProject proj = element.getScriptProject();
if (proj == null || !proj.getProject().isOpen()) {
// TODO: Not needed if parent already did the 'open' check!
return false;
}
}
if (elementType == IModelElement.SCRIPT_FOLDER) {
if ((flags & (IModelElementDelta.F_CONTENT | IModelElementDelta.F_CHILDREN))
== IModelElementDelta.F_CONTENT) {
if (!fIsFlatLayout) {
Object parent = getHierarchicalPackageParent((IScriptFolder) element);
if (!(parent instanceof IProjectFragment)) {
postRefresh(internalGetParent(parent), GRANT_PARENT, element, runnables);
return true;
}
}
// content change, without children info (for example resource
// added/removed to class folder package)
postRefresh(internalGetParent(element), PARENT, element, runnables);
return true;
}
if (!fIsFlatLayout) {
if (kind == IModelElementDelta.REMOVED) {
final Object parent = getHierarchicalPackageParent((IScriptFolder) element);
if (parent instanceof IProjectFragment) {
postRemove(element, runnables);
return false;
} else {
postRefresh(internalGetParent(parent), GRANT_PARENT, element, runnables);
return true;
}
} else if (kind == IModelElementDelta.ADDED) {
final Object parent = getHierarchicalPackageParent((IScriptFolder) element);
if (parent instanceof IProjectFragment) {
if (fFoldPackages) {
postRefresh(parent, PARENT, element, runnables);
return true;
} else {
postAdd(parent, element, runnables);
return false;
}
} else {
postRefresh(internalGetParent(parent), GRANT_PARENT, element, runnables);
return true;
}
}
handleAffectedChildren(delta, element, runnables);
return false;
}
}
if (elementType == IModelElement.SOURCE_MODULE) {
ISourceModule cu = (ISourceModule) element;
if (!ScriptModelUtil.isPrimary(cu)) {
return false;
}
if (!getProvideMembers() && cu.isWorkingCopy() && kind == IModelElementDelta.CHANGED) {
return false;
}
if (kind == IModelElementDelta.CHANGED && !isStructuralCUChange(flags)) {
return false; // test moved ahead
}
if (!isOnClassPath(cu)) { // TODO: isOnClassPath expensive! Should
// be put after all cheap tests
return false;
}
}
if (elementType == IModelElement.SCRIPT_PROJECT) {
// handle open and closing of a project
if ((flags & (IModelElementDelta.F_CLOSED | IModelElementDelta.F_OPENED)) != 0) {
postRefresh(element, ORIGINAL, element, runnables);
return false;
}
// if the class path has changed we refresh the entire project
if ((flags & IModelElementDelta.F_BUILDPATH_CHANGED) != 0) {
postRefresh(element, ORIGINAL, element, runnables);
return false;
}
// if added it could be that the corresponding IProject is already
// shown. Remove it first.
// bug 184296
if (kind == IModelElementDelta.ADDED) {
postRemove(element.getResource(), runnables);
postAdd(element.getParent(), element, runnables);
return false;
}
}
if (kind == IModelElementDelta.REMOVED) {
Object parent = internalGetParent(element);
if (element instanceof IScriptFolder) {
// refresh package fragment root to allow filtering empty
// (parent) packages: bug 72923
if (fViewer.testFindItem(parent) != null) {
postRefresh(parent, PARENT, element, runnables);
}
return true;
} else if (element instanceof IProjectFragment
&& ((IProjectFragment) element).getKind() != IProjectFragment.K_SOURCE) {
// libs and class folders can show up twice (in library
// container and as resource at original location)
IResource resource = element.getResource();
if (resource != null) postRemove(resource, runnables);
}
postRemove(element, runnables);
if (parent instanceof IScriptFolder) {
postUpdateIcon((IScriptFolder) parent, runnables);
}
// we are filtering out empty subpackages, so we
// a package becomes empty we remove it from the viewer.
if (isScriptFolderEmpty(element.getParent())) {
if (fViewer.testFindItem(parent) != null) {
postRefresh(internalGetParent(parent), GRANT_PARENT, element, runnables);
}
return true;
}
return false;
}
if (kind == IModelElementDelta.ADDED) {
Object parent = internalGetParent(element);
// we are filtering out empty subpackages, so we
// have to handle additions to them specially.
if (parent instanceof IScriptFolder) {
Object grandparent = internalGetParent(parent);
// 1GE8SI6: ITPJUI:WIN98 - Rename is not shown in Packages View
// avoid posting a refresh to an invisible parent
if (parent.equals(fInput)) {
postRefresh(parent, PARENT, element, runnables);
} else {
// refresh from grandparent if parent isn't visible yet
if (fViewer.testFindItem(parent) == null) {
postRefresh(grandparent, GRANT_PARENT, element, runnables);
} else {
postRefresh(parent, PARENT, element, runnables);
}
}
return true;
} else {
postAdd(parent, element, runnables);
}
}
if (elementType == IModelElement.SOURCE_MODULE || elementType == IModelElement.BINARY_MODULE) {
if (kind == IModelElementDelta.CHANGED) {
// isStructuralCUChange already performed above
postRefresh(element, ORIGINAL, element, runnables);
}
return false;
}
if (elementType == IModelElement.PROJECT_FRAGMENT) {
// the contents of an external JAR or class folder has changed
if ((flags & IModelElementDelta.F_ARCHIVE_CONTENT_CHANGED) != 0) {
postRefresh(element, ORIGINAL, element, runnables);
return false;
}
if ((flags & (IModelElementDelta.F_CONTENT | IModelElementDelta.F_CHILDREN))
== IModelElementDelta.F_CONTENT) {
// content change, without children info (for example resource
// added/removed to class folder package)
postRefresh(internalGetParent(element), PARENT, element, runnables);
return true;
}
// the source attachment of a JAR has changed
// if ((flags & ( | IModelElementDelta.F_SOURCEDETACHED)) != 0) {
// postUpdateIcon(element, runnables);
// }
if (isBuildPathChange(delta)) {
// throw the towel and do a full refresh of the affected java
// project.
postRefresh(element.getScriptProject(), PROJECT, element, runnables);
return true;
}
}
handleAffectedChildren(delta, element, runnables);
return false;
}
