/** @see org.eclipse.jface.viewers.ITreeContentProvider#getParent(java.lang.Object) */
@SuppressWarnings("unchecked")
public Object getParent(final Object element) {
if (element instanceof IFile) {
return null;
} else if (element instanceof SimpleTree) {
final SimpleTree<Object> treeData = (SimpleTree<Object>) element;
return treeData.getParent();
} else {
return null;
}
}
/** @see org.eclipse.jface.viewers.ITreeContentProvider#hasChildren(java.lang.Object) */
@SuppressWarnings("unchecked")
public boolean hasChildren(final Object element) {
if (element instanceof IFile) {
final IFile file = (IFile) element;
if (fileToTreeMap == null || fileToTreeMap.get(file) == null) {
updateModel(file);
}
return fileToTreeMap.get(file).hasChildren();
} else if (element instanceof SimpleTree) {
final SimpleTree<Object> treeData = (SimpleTree<Object>) element;
return treeData.hasChildren();
} else {
return false;
}
}
/** @see org.eclipse.jface.viewers.ITreeContentProvider#getChildren(java.lang.Object) */
@SuppressWarnings("unchecked")
public Object[] getChildren(final Object parentElement) {
if (parentElement instanceof IFile) {
final IFile file = (IFile) parentElement;
if (fileToTreeMap == null || fileToTreeMap.get(file) == null) {
updateModel(file);
}
return fileToTreeMap.get(file).getChildren();
} else if (parentElement instanceof SimpleTree) {
final SimpleTree<Object> simpleTree = (SimpleTree<Object>) parentElement;
return simpleTree.getChildren();
} else {
return CPNModelContentProvider.NO_CHILDREN;
}
}