/**
* @see
* edu.buffalo.cse.green.RefactorHandler#handleMove(edu.buffalo.cse.green.editor.model.RootModel,
* org.eclipse.jdt.core.IJavaElement, org.eclipse.jdt.core.IJavaElement)
*/
public void handleMove(RootModel root, E sourceElement, E targetElement) {
root.changeProjectElement(sourceElement, targetElement);
try {
List<IJavaElement> packages = root.getElementsOfKind(PACKAGE_FRAGMENT);
// look through packages to match up source and destination elements
for (IJavaElement packElement : packages) {
IPackageFragment packFrag = (IPackageFragment) packElement;
if (JavaModelListener.sameElements(
packFrag.getAncestor(JAVA_PROJECT), sourceElement.getPrimaryElement())) {
for (IPackageFragment packFrags : targetElement.getPackageFragments()) {
// check for the same name of the two packages
if (packFrag.getElementName().equals(packFrags.getElementName())) {
PackageRefactorHandler.instance().handleMove(root, packFrag, packFrags);
}
}
}
}
root.dispose();
} catch (JavaModelException e) {
e.printStackTrace();
}
}
public void initFromSelection() {
IJavaElement je = getSelectedJavaElement(selection);
if (je instanceof IJavaProject) {
IJavaProject jp = (IJavaProject) je;
if (jp.isOpen()) {
// default to the first source dir
// we find in the selected project
try {
for (IPackageFragmentRoot pfr : jp.getAllPackageFragmentRoots()) {
if (!pfr.isExternal() && !pfr.isArchive()) {
je = pfr;
break;
}
}
} catch (JavaModelException e) {
}
}
}
if (je instanceof IPackageFragmentRoot) {
sourceDir = (IPackageFragmentRoot) je;
packageFragment = sourceDir.getPackageFragment("");
packageName = packageFragment.getElementName();
} else if (je instanceof IPackageFragment) {
packageFragment = (IPackageFragment) je;
packageName = packageFragment.getElementName();
sourceDir = (IPackageFragmentRoot) packageFragment.getAncestor(PACKAGE_FRAGMENT_ROOT);
}
}
protected boolean initialize(Object element) {
try {
if (element instanceof IPackageFragment) {
IPackageFragment fragment = (IPackageFragment) element;
if (!fragment.containsJavaResources()) return false;
IJavaProject javaProject = (IJavaProject) fragment.getAncestor(IJavaElement.JAVA_PROJECT);
IProject project = javaProject.getProject();
if (WorkspaceModelManager.isPluginProject(project)) {
fProject = javaProject.getProject();
fElements = new HashMap();
fElements.put(fragment, getArguments().getNewName());
return true;
}
}
} catch (JavaModelException e) {
}
return false;
}
public IJavaElement getElementAtConsideringSibling(int position) throws JavaModelException {
IPackageFragment fragment = (IPackageFragment) getParent();
PackageFragmentRoot root =
(PackageFragmentRoot) fragment.getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT);
SourceMapper mapper = root.getSourceMapper();
if (mapper == null) {
return null;
} else {
int index = this.name.indexOf('$');
int prefixLength = index < 0 ? this.name.length() : index;
IType type = null;
int start = -1;
int end = Integer.MAX_VALUE;
IJavaElement[] children = fragment.getChildren();
for (int i = 0; i < children.length; i++) {
String childName = children[i].getElementName();
int childIndex = childName.indexOf('$');
int childPrefixLength = childIndex < 0 ? childName.indexOf('.') : childIndex;
if (prefixLength == childPrefixLength
&& this.name.regionMatches(0, childName, 0, prefixLength)) {
IClassFile classFile = (IClassFile) children[i];
// ensure this class file's buffer is open so that source ranges are computed
classFile.getBuffer();
SourceRange range = mapper.getSourceRange(classFile.getType());
if (range == SourceMapper.UNKNOWN_RANGE) continue;
int newStart = range.getOffset();
int newEnd = newStart + range.getLength() - 1;
if (newStart > start && newEnd < end && newStart <= position && newEnd >= position) {
type = classFile.getType();
start = newStart;
end = newEnd;
}
}
}
if (type != null) {
return findElement(type, position, mapper);
}
return null;
}
}
