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1
2
3 package org.apache.el.parser;
4
5 import javax.el.ELException;
6
7 import org.apache.el.lang.EvaluationContext;
8
9
10
14 public final class AstString extends SimpleNode {
15 public AstString(int id) {
16 super(id);
17 }
18
19 private String  string;
20
21 public String getString() {
22 if (this.string == null) {
23 this.string = this.image.substring(1, this.image.length() - 1);
24 }
25 return this.string;
26 }
27
28 public Class getType(EvaluationContext ctx)
29 throws ELException {
30 return String .class;
31 }
32
33 public Object getValue(EvaluationContext ctx)
34 throws ELException {
35 return this.getString();
36 }
37
38 public void setImage(String image) {
39 if (image.indexOf('\\') == -1) {
40 this.image = image;
41 return;
42 }
43 int size = image.length();
44 StringBuffer buf = new StringBuffer (size);
45 for (int i = 0; i < size; i++) {
46 char c = image.charAt(i);
47 if (c == '\\' && i + 1 < size) {
48 char c1 = image.charAt(i + 1);
49 if (c1 == '\\' || c1 == '"' || c1 == '\'' || c1 == '#'
50 || c1 == '$') {
51 c = c1;
52 i++;
53 }
54 }
55 buf.append(c);
56 }
57 this.image = buf.toString();
58 }
59 }
60 |
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