/**
* Gets the dimension with the specified name within this cube.
*
* @param dimensionName name of the dimension to find
* @return dimension within the cube if found, otherwise <code>null</code>
*/
public DimensionHandle getDimension(String dimensionName) {
if (StringUtil.isBlank(dimensionName)) return null;
if (!getElement().canDynamicExtends()) {
Dimension dimension = module.findDimension(dimensionName);
if (dimension == null) return null;
if (dimension.isContentOf(getElement())) return (DimensionHandle) dimension.getHandle(module);
else {
// check the client to find the children of the cube
List<BackRef> clients = dimension.getClientList();
if (clients != null) {
for (BackRef ref : clients) {
DesignElement client = ref.getElement();
if (client.isContentOf(getElement())) return (DimensionHandle) client.getHandle(module);
}
}
}
} else if (getElement().getDynamicExtendsElement(getModule()) != null) {
Cube cube = (Cube) getElement();
DesignElement element =
cube.findLocalElement(
dimensionName,
MetaDataDictionary.getInstance().getElement(ReportDesignConstants.DIMENSION_ELEMENT));
return (DimensionHandle) (element == null ? null : element.getHandle(module));
}
return null;
}
public void checkDimension() throws SemanticException {
if (element instanceof TabularDimension) {
Dimension sharedDimension =
TabularDimensionPropSearchStrategy.getSharedDimension(module, element);
if (sharedDimension != null) {
String name = (String) element.getName();
String sharedName = sharedDimension.getName();
if (!sharedName.equals(name)) {
NameExecutor nameExecutor = new NameExecutor(module, element);
INameHelper nameHelper = nameExecutor.getNameHelper();
NameSpace namespace = nameExecutor.getNameSpace();
String namespaceId = nameExecutor.getNameSpaceId();
DesignElement existedElement = namespace.getElement(name);
if (existedElement == null) {
// the name is not put in name space, then simply rename
// it to the name of the shared element
setName(sharedName);
} else {
if (existedElement == element) {
// remove it from the name space and then rename it
getActivityStack()
.execute(new NameSpaceRecord(nameHelper, namespaceId, element, false));
setName(sharedName);
} else {
// do nothing and simply rename it to the name of
// the shared element
setName(sharedName);
}
}
}
}
}
}
private void updateDimensions(ActivityStack stack) {
Dimension dimension = (Dimension) element;
List<BackRef> clients = dimension.getClientList();
for (BackRef client : clients) {
DesignElement content = client.getElement();
String propName = client.getPropertyName();
if (content instanceof Dimension
&& ITabularDimensionModel.INTERNAL_DIMENSION_RFF_TYPE_PROP.equals(propName)) {
NameRecord rename = new NameRecord(content, element.getName());
stack.execute(rename);
}
}
}
/**
* Sets the element name.
*
* @param name the new name.
* @throws NameException if the element name is not allowed to change.
*/
public void setName(String name) throws NameException {
name = StringUtil.trimString(name);
// Ignore change to the current name.
String oldName = element.getName();
if ((name == null && oldName == null)
|| (name != null && oldName != null && name.equals(oldName))) return;
// ignore change to the dimension that refers a shared dimension
Dimension sharedDimension =
TabularDimensionPropSearchStrategy.getSharedDimension(module, element);
if (sharedDimension != null && !sharedDimension.getName().equals(name)) return;
checkName(name);
DesignElement tmpElement = element;
// if a contentElement is not local, need to make a local copy before changing the name
if (tmpElement instanceof ContentElement && !((ContentElement) tmpElement).isLocal()) {
eventTarget = ((ContentElement) tmpElement).getValueContainer();
tmpElement = copyTopCompositeValue();
}
// Record the change.
ActivityStack stack = getActivityStack();
NameRecord rename = new NameRecord(tmpElement, name);
stack.startTrans(rename.getLabel());
// Drop the old name from the name space.
// Change the name.
stack.execute(rename);
// Add the new name to the name space.
renameSymbolFrom(oldName);
// change the name of the dimension that shares this element
if (element instanceof Dimension) {
updateDimensions(stack);
}
stack.commit();
}
