001/* 002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Florent Guillaume 018 */ 019 020package org.nuxeo.ecm.core.query.sql.model; 021 022import java.util.ArrayList; 023import java.util.List; 024 025import org.nuxeo.common.utils.StringUtils; 026 027/** 028 * @author Florent Guillaume 029 */ 030public class OrderByList extends ArrayList<OrderByExpr> implements Operand { 031 032 private static final long serialVersionUID = 1L; 033 034 public OrderByList(OrderByExpr expr) { 035 add(expr); 036 } 037 038 @Override 039 public void accept(IVisitor visitor) { 040 visitor.visitOrderByList(this); 041 } 042 043 @Override 044 public String toString() { 045 List<String> list = new ArrayList<String>(size()); 046 for (OrderByExpr expr : this) { 047 list.add(expr.toString()); 048 } 049 return StringUtils.join(list, ", "); 050 } 051 052}