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 */
23 private static final long serialVersionUID = 1L;
24 /** The number parser. */
25 private final NumberParser nlp;
26
27 ASTNumberLiteral(final int id) {
28 super(id);
29 nlp = new NumberParser();
30 }
31
32 ASTNumberLiteral(final Parser p, final int id) {
33 super(p, id);
34 nlp = new NumberParser();
35 }
36
37 @Override
38 public String toString() {
39 return nlp.toString();
40 }
41
42 @Override
43 public Number getLiteral() {
44 return nlp.getLiteralValue();
45 }
46
47 @Override
48 protected boolean isConstant(final boolean literal) {
49 return true;
50 }
51
52 public Class<? extends Number> getLiteralClass() {
53 return nlp.getLiteralClass();
54 }
55
56 public boolean isInteger() {
57 return nlp.isInteger();
58 }
59
60 /**
61 * Sets this node as a natural literal.
62 * Originally from OGNL.
63 * @param s the natural as string
64 */
65 void setNatural(final String s) {
66 nlp.assignNatural(s);
67 }
68
69 /**
70 * Sets this node as a real literal.
71 * Originally from OGNL.
72 * @param s the real as string
73 */
74 void setReal(final String s) {
75 nlp.assignReal(s);
76 }
77
78 @Override
79 public Object jjtAccept(final ParserVisitor visitor, final Object data) {
80 return visitor.visit(this, data);
81 }
82 }