review.fuel-infra Code Review - packages/trusty/mysql-wsrep-5.6.git/blob

   1 /*
   2  *  Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; version 2 of the License.
   7  *
   8  *  This program is distributed in the hope that it will be useful,
   9  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  *  GNU General Public License for more details.
  12  *
  13  *  You should have received a copy of the GNU General Public License
  14  *  along with this program; if not, write to the Free Software
  15  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
  16  */
  17
  18 package com.mysql.clusterj.jdbc.antlr.node;
  19
  20 import org.antlr.runtime.Token;
  21 import org.antlr.runtime.tree.Tree;
  22
  23 import com.mysql.clusterj.jdbc.antlr.MySQL51Parser;
  24 import com.mysql.clusterj.query.Predicate;
  25 import com.mysql.clusterj.query.QueryDomainType;
  26
  27 public class BetweenNode extends PredicateNode {
  28
  29     public BetweenNode(Token token) {
  30         super(token);
  31         setNumberOfParameters(2);
  32     }
  33
  34     public BetweenNode(BetweenNode betweenNode) {
  35         super(betweenNode);
  36         setNumberOfParameters(2);
  37     }
  38
  39     @Override
  40     public BetweenNode dupNode() {
  41         return new BetweenNode(this);
  42     }
  43
  44     @Override
  45     public Predicate getPredicate(QueryDomainType<?> queryDomainType) {
  46         Predicate result = null;
  47         String propertyName = null;
  48         String leftParameterName = getParameterName(1);
  49         String rightParameterName = getParameterName(2);
  50         if (getChild(0).getType() == MySQL51Parser.NOT) {
  51                                        // For NOT BETWEEN,
  52             propertyName = getChild(0) // the BETWEEN NODE's first child is a NOT node
  53             .getChild(0)               // whose child is a FIELD node
  54             .getChild(0)               // whose child is a text node
  55             .getText();                // containing the column name
  56             result = queryDomainType.not(queryDomainType.get(propertyName)
  57                     .between(queryDomainType.param(leftParameterName), queryDomainType.param(rightParameterName)));
  58         } else {
  59             propertyName = getPropertyName();
  60             result = queryDomainType.get(propertyName)
  61                     .between(queryDomainType.param(leftParameterName), queryDomainType.param(rightParameterName));
  62         }
  63         Tree lowerBound = getChild(1);
  64         Tree upperBound = getChild(2);
  65         if (logger.isDetailEnabled()) logger.detail("propertyName: " + propertyName
  66                 + " lowerBound: " + lowerBound.getText()
  67                 + " upperBound: " + upperBound.getText());
  68         return result;
  69     }
  70
  71 }