1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.commons.jexl3.parser;
18
19 public final class ASTNumberLiteral extends JexlNode implements JexlNode.Constant<Number> {
20 /**
21 */
22 private static final long serialVersionUID = 1L;
23 /** The number parser. */
24 private final NumberParser nlp;
25
26 ASTNumberLiteral(final int id) {
27 super(id);
28 nlp = new NumberParser();
29 }
30
31 @Override
32 public Number getLiteral() {
33 return nlp.getLiteralValue();
34 }
35
36 public Class<? extends Number> getLiteralClass() {
37 return nlp.getLiteralClass();
38 }
39
40 @Override
41 protected boolean isConstant(final boolean literal) {
42 return true;
43 }
44
45 public boolean isInteger() {
46 return nlp.isInteger();
47 }
48
49 @Override
50 public Object jjtAccept(final ParserVisitor visitor, final Object data) {
51 return visitor.visit(this, data);
52 }
53
54 /**
55 * Sets this node as a natural literal.
56 * Originally from OGNL.
57 * @param s the natural as string
58 */
59 void setNatural(final String s) {
60 nlp.assignNatural(s);
61 }
62
63 /**
64 * Sets this node as a real literal.
65 * Originally from OGNL.
66 * @param s the real as string
67 */
68 void setReal(final String s) {
69 nlp.assignReal(s);
70 }
71
72 @Override
73 public String toString() {
74 return nlp.toString();
75 }
76 }