private Set<ModelElement> query_AllModelElements(Package pkg) {
Set<ModelElement> modelElements = new HashSet<ModelElement>();
modelElements.addAll(pkg.getOwnedElement());
for (Package subPackage : pkg.getImporter()) {
modelElements.addAll(query_AllModelElements(subPackage));
}
return modelElements;
}
/* method is used to remove table from database */
public static void removeTables(
String tableLabel,
orgomg.cwm.objectmodel.core.Package subpack,
DatabaseConnection connection) {
if (subpack == null) {
for (orgomg.cwm.objectmodel.core.Package pk : connection.getDataPackage()) {
Iterator<ModelElement> iterator = pk.getOwnedElement().iterator();
while (iterator.hasNext()) {
Object o = iterator.next();
if (o instanceof MetadataTable) {
MetadataTable table = (MetadataTable) o;
if (table.getLabel() != null && table.getLabel().equals(tableLabel)) {
iterator.remove();
break;
}
}
if (o instanceof orgomg.cwm.objectmodel.core.Package) {
subpack = (orgomg.cwm.objectmodel.core.Package) o;
removeTables(tableLabel, subpack, connection);
}
}
}
} else {
Iterator<ModelElement> iterator = subpack.getOwnedElement().iterator();
while (iterator.hasNext()) {
Object o = iterator.next();
if (o instanceof MetadataTable) {
MetadataTable table = (MetadataTable) o;
if (table.getLabel() != null && table.getLabel().equals(tableLabel)) {
iterator.remove();
break;
}
}
}
}
}