/**
* Method "getPrimaryKeys".
*
* @param table a table
* @return a list of all primary keys of the given table
* @deprecated use getPrimaryKey() instead
*/
@Deprecated
public static List<PrimaryKey> getPrimaryKeys(Table table) {
List<PrimaryKey> primarykeys = new ArrayList<PrimaryKey>();
EList<ModelElement> ownedElements = table.getOwnedElement();
for (ModelElement modelElement : ownedElements) {
PrimaryKey pk = SwitchHelpers.PRIMARY_KEY_SWITCH.doSwitch(modelElement);
if (pk != null) {
primarykeys.add(pk);
}
}
return primarykeys;
}
/**
* return the primary key associated with this table or null if there is none
*
* @param table to search in for a PK
* @return the PK found or null
*/
public static PrimaryKey getPrimaryKey(TdTable table) {
PrimaryKey result = null;
EList<ModelElement> ownedElements = table.getOwnedElement();
// look for the first primaryKey in the owned element list
for (ModelElement modelElement : ownedElements) {
PrimaryKey pk = SwitchHelpers.PRIMARY_KEY_SWITCH.doSwitch(modelElement);
if (pk != null) {
result = pk;
break;
}
}
return result;
}
