/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.metamodel.query;
import java.util.ArrayList;
import java.util.List;
/**
* Represents the ORDER BY clause of a query containing OrderByItem's. The order
* and direction of the OrderItems define the way that the result of a query
* will be sorted.
*
* @see OrderByItem
*/
public class OrderByClause extends AbstractQueryClause<OrderByItem> {
private static final long serialVersionUID = 2441926135870143715L;
public OrderByClause(Query query) {
super(query, AbstractQueryClause.PREFIX_ORDER_BY,
AbstractQueryClause.DELIM_COMMA);
}
public List<SelectItem> getEvaluatedSelectItems() {
final List<SelectItem> result = new ArrayList<SelectItem>();
final List<OrderByItem> items = getItems();
for (OrderByItem item : items) {
result.add(item.getSelectItem());
}
return result;
}
}