01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one
03: * or more contributor license agreements. See the NOTICE file
04: * distributed with this work for additional information
05: * regarding copyright ownership. The ASF licenses this file
06: * to you under the Apache License, Version 2.0 (the
07: * "License"); you may not use this file except in compliance
08: * with the License. You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing,
13: * software distributed under the License is distributed on an
14: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15: * KIND, either express or implied. See the License for the
16: * specific language governing permissions and limitations
17: * under the License.
18: */
19: package org.apache.openjpa.jdbc.kernel.exps;
20:
21: /**
22: * Maximum.
23: *
24: * @author Abe White
25: */
26: class Max extends UnaryOp {
27:
28: /**
29: * Constructor. Provide the value to operate on.
30: */
31: public Max(Val val) {
32: super (val);
33: }
34:
35: protected String getOperator() {
36: return "MAX";
37: }
38:
39: public boolean isAggregate() {
40: return true;
41: }
42: }
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