TurtleDB
A mini distributed database system
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00001 /*------------------------------------------------------------------------- 00002 Simple distributed database engine 00003 Copyright (C) 2012 Sylvain Hallé 00004 00005 This program is free software: you can redistribute it and/or modify 00006 it under the terms of the GNU General Public License as published by 00007 the Free Software Foundation, either version 3 of the License, or 00008 (at your option) any later version. 00009 00010 This program is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 GNU General Public License for more details. 00014 00015 You should have received a copy of the GNU General Public License 00016 along with this program. If not, see <http://www.gnu.org/licenses/>. 00017 -------------------------------------------------------------------------*/ 00018 package ca.uqac.dim.turtledb; 00019 00020 public class LogicalOr extends NAryCondition 00021 { 00022 public LogicalOr() 00023 { 00024 super(); 00025 m_operator = "|"; 00026 } 00027 00028 @Override 00029 public boolean evaluate(Tuple t) 00030 { 00031 for (Condition c : m_conditions) 00032 { 00033 if (c.evaluate(t)) 00034 return true; 00035 } 00036 return false; 00037 } 00038 00039 public void accept(ConditionVisitor v) 00040 { 00041 super.acceptNAry(v); 00042 v.visit(this); 00043 } 00044 }