01: /*
02: * Copyright 2004 Outerthought bvba and Schaubroeck nv
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16: package org.outerj.daisy.query.model;
17:
18: public class Lt extends UnaryPredicateExpr {
19:
20: public Lt(ValueExpr valueExpr1, ValueExpr valueExpr2) {
21: super (valueExpr1, valueExpr2);
22: }
23:
24: protected boolean evaluate(Object value1, Object value2) {
25: return ((Comparable) value1).compareTo(value2) < 0;
26: }
27:
28: protected final String getOperatorSqlSymbol() {
29: return " < ";
30: }
31: }
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