/** @see MultiOperation */
protected void verify(IJavaElement element) throws JavaModelException {
if (element == null || !element.exists())
error(IJavaModelStatusConstants.ELEMENT_DOES_NOT_EXIST, element);
if (element.isReadOnly() && (isRename() || isMove()))
error(IJavaModelStatusConstants.READ_ONLY, element);
IResource resource = ((JavaElement) element).resource();
if (resource instanceof IFolder) {
if (resource.isLinked()) {
error(IJavaModelStatusConstants.INVALID_RESOURCE, element);
}
}
int elementType = element.getElementType();
if (elementType == IJavaElement.COMPILATION_UNIT) {
org.eclipse.jdt.internal.core.CompilationUnit compilationUnit =
(org.eclipse.jdt.internal.core.CompilationUnit) element;
if (isMove() && compilationUnit.isWorkingCopy() && !compilationUnit.isPrimary())
error(IJavaModelStatusConstants.INVALID_ELEMENT_TYPES, element);
} else if (elementType != IJavaElement.PACKAGE_FRAGMENT) {
error(IJavaModelStatusConstants.INVALID_ELEMENT_TYPES, element);
}
JavaElement dest = (JavaElement) getDestinationParent(element);
verifyDestination(element, dest);
if (this.renamings != null) {
verifyRenaming(element);
}
}
private static Change createPackageFragmentRootDeleteChange(IPackageFragmentRoot root)
throws JavaModelException {
IResource resource = root.getResource();
if (resource != null && resource.isLinked()) {
// XXX using this code is a workaround for jcore bug 31998
// jcore cannot handle linked stuff
// normally, we should always create DeletePackageFragmentRootChange
CompositeChange composite =
new DynamicValidationStateChange(
RefactoringCoreMessages.DeleteRefactoring_delete_package_fragment_root);
ClasspathChange change =
ClasspathChange.removeEntryChange(root.getJavaProject(), root.getRawClasspathEntry());
if (change != null) {
composite.add(change);
}
Assert.isTrue(!Checks.isClasspathDelete(root)); // checked in preconditions
composite.add(createDeleteChange(resource));
return composite;
} else {
Assert.isTrue(!root.isExternal());
// TODO remove the query argument
return new DeletePackageFragmentRootChange(root, true, null);
}
}
private static boolean hasReadOnlyResourcesAndSubResources(IResource resource)
throws CoreException {
if (resource.isLinked()) // we don't want to count these because we never actually delete linked
// resources
return false;
if (Resources.isReadOnly(resource)) return true;
if (resource instanceof IContainer)
return hasReadOnlyResourcesAndSubResources(((IContainer) resource).members());
return false;
}
private static Change createSourceManipulationDeleteChange(ISourceManipulation element) {
// XXX workaround for bug 31384, in case of linked ISourceManipulation delete the resource
if (element instanceof ICompilationUnit || element instanceof IPackageFragment) {
IResource resource;
if (element instanceof ICompilationUnit)
resource = ReorgUtils.getResource((ICompilationUnit) element);
else resource = ((IPackageFragment) element).getResource();
if (resource != null && resource.isLinked()) return createDeleteChange(resource);
}
return new DeleteSourceManipulationChange(element, true);
}
private Map<IPath, IResource> getSourceArchives() {
if (archives == null) {
Map<IPath, IResource> tempSourceArchives = new HashMap<>();
IProject project = getExternalSourceArchivesProject();
try {
if (!project.isAccessible()) {
if (project.exists()) {
// workspace was moved
openExternalSourceArchivesProject(project, null /*no progress*/);
} else {
// if project doesn't exist, do not open and recreate it as it means that there are no
// external source archives
return archives = Collections.synchronizedMap(tempSourceArchives);
}
}
IResource[] members = project.members();
for (int i = 0, length = members.length; i < length; i++) {
IResource member = members[i];
if (member.getType() == IResource.FOLDER
&& member.isLinked()
&& member.getName().startsWith(LINKED_FOLDER_NAME)) {
String path = member.getLocationURI().getPath();
if (path != null) {
if (path.endsWith(CeylonArchiveFileSystem.JAR_SUFFIX)) {
path = path.substring(0, path.length() - 2);
}
IPath externalSourceArchivePath = new Path(path);
tempSourceArchives.put(externalSourceArchivePath, member);
}
}
}
} catch (CoreException e) {
Util.log(e, "Exception while initializing external folders");
}
archives = Collections.synchronizedMap(tempSourceArchives);
}
return archives;
}
private HashMap getFolders() {
if (this.folders == null) {
this.folders = new HashMap();
IProject project = getExternalFoldersProject();
if (project.isAccessible()) {
try {
IResource[] members = project.members();
for (int i = 0, length = members.length; i < length; i++) {
IResource member = members[i];
if (member.getType() == IResource.FOLDER
&& member.isLinked()
&& member.getName().startsWith(LINKED_FOLDER_NAME)) {
IPath externalFolderPath = member.getLocation();
this.folders.put(externalFolderPath, member);
}
}
} catch (CoreException e) {
Util.log(e, "Exception while initializing external folders"); // $NON-NLS-1$
}
}
}
return this.folders;
}
