public static Map<String, Integer> getForeignKeysInformation(TdTable table) {
Map<String, Integer> info = new HashMap<String, Integer>();
for (ForeignKey foreign : getForeignKeys(table)) {
info.put(foreign.getName(), foreign.getFeature().size());
}
return info;
}
/**
* Method "addForeignKey".
*
* @param table
* @param foreignKey the foreign key of the given table
*/
public static ForeignKey addForeignKey(TdTable table, ForeignKey foreignKey, TdColumn column) {
assert table != null;
assert foreignKey != null;
List<ForeignKey> foreignKeyList = getForeignKeys(table);
String newForeignKeyName = foreignKey.getName();
for (ForeignKey theForeignKey : foreignKeyList) {
if (theForeignKey.getName().equals(newForeignKeyName)) {
theForeignKey.getFeature().add(column);
StructuralFeature[] structuralFeaturethe =
theForeignKey
.getFeature()
.toArray(new StructuralFeature[theForeignKey.getFeature().size()]);
for (StructuralFeature foreignKeyColumn : structuralFeaturethe) {
TdColumn theColumn = (TdColumn) (foreignKeyColumn);
theColumn.getKeyRelationship().remove(foreignKey);
theColumn.getKeyRelationship().add(theForeignKey);
}
return theForeignKey;
}
}
table.getOwnedElement().add(foreignKey);
return foreignKey;
}