/**
* Basically create an [classname]Id.class and add properties for it.
*
* @param rc
* @param compositeKeyColumns
* @param processed
* @return
*/
private SimpleValue handleCompositeKey(
RootClass rc, Set processedColumns, List keyColumns, Mapping mapping) {
Component pkc = new Component(rc);
pkc.setMetaAttributes(Collections.EMPTY_MAP);
pkc.setEmbedded(false);
String compositeIdName =
revengStrategy.tableToCompositeIdName(TableIdentifier.create(rc.getTable()));
if (compositeIdName == null) {
compositeIdName = revengStrategy.classNameToCompositeIdName(rc.getClassName());
}
pkc.setComponentClassName(compositeIdName);
Table table = rc.getTable();
List list = null;
if (cfg.preferBasicCompositeIds()) {
list = new ArrayList(keyColumns);
} else {
list = findForeignKeys(table.getForeignKeyIterator(), keyColumns);
}
for (Iterator iter = list.iterator(); iter.hasNext(); ) {
Object element = iter.next();
Property property;
if (element instanceof Column) {
Column column = (Column) element;
if (processedColumns.contains(column)) {
throw new JDBCBinderException(
"Binding column twice for primary key should not happen: " + column);
} else {
checkColumn(column);
String propertyName =
revengStrategy.columnToPropertyName(TableIdentifier.create(table), column.getName());
property =
bindBasicProperty(
makeUnique(pkc, propertyName), table, column, processedColumns, mapping);
processedColumns.add(column);
}
} else if (element instanceof ForeignKeyForColumns) {
ForeignKeyForColumns fkfc = (ForeignKeyForColumns) element;
ForeignKey foreignKey = fkfc.key;
String propertyName =
revengStrategy.foreignKeyToEntityName(
foreignKey.getName(),
TableIdentifier.create(foreignKey.getTable()),
foreignKey.getColumns(),
TableIdentifier.create(foreignKey.getReferencedTable()),
foreignKey.getReferencedColumns(),
true);
property =
bindManyToOne(makeUnique(pkc, propertyName), true, table, foreignKey, processedColumns);
processedColumns.addAll(fkfc.columns);
} else {
throw new JDBCBinderException("unknown thing");
}
markAsUseInEquals(property);
pkc.addProperty(property);
}
return pkc;
}
