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Java > Open Source Codes > freemarker > core > ParentheticalExpression


1 /*
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52
53 package freemarker.core;
54
55 import freemarker.template.*;
56
57 final class ParentheticalExpression extends Expression {
58
59     private final Expression nested;
60
61     ParentheticalExpression(Expression nested) {
62         this.nested = nested;
63     }
64
65     boolean isTrue(Environment env) throws TemplateException {
66         return nested.isTrue(env);
67     }
68
69     public String JavaDoc getCanonicalForm() {
70         return "(" + nested.getCanonicalForm() + ")";
71     }
72
73     TemplateModel _getAsTemplateModel(Environment env) throws TemplateException
74     {
75         return nested.getAsTemplateModel(env);
76     }
77     
78     public boolean isLiteral() {
79         return nested.isLiteral();
80     }
81
82     Expression _deepClone(String JavaDoc name, Expression subst) {
83         return new ParentheticalExpression(nested.deepClone(name, subst));
84     }
85 }
86
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