1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
/* Generated By:JJTree: Do not edit this line. Node.java */
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.el.parser;
import javax.el.ELException;
import javax.el.MethodInfo;
import javax.el.ValueReference;
import org.apache.el.lang.EvaluationContext;
/* All AST nodes must implement this interface. It provides basic
machinery for constructing the parent and child relationships
between nodes. */
@SuppressWarnings("all") // Ignore warnings in generated code
public interface Node {
/**
* This method is called after the node has been made the current node. It indicates that child nodes can now be
* added to it.
*/
void jjtOpen();
/**
* This method is called after all the child nodes have been added.
*/
void jjtClose();
/**
* This pair of methods are used to inform the node of its parent.
*/
void jjtSetParent(Node n);
Node jjtGetParent();
/**
* This method tells the node to add its argument to the node's list of children.
*/
void jjtAddChild(Node n, int i);
/**
* This method returns a child node. The children are numbered from zero, left to right.
*/
Node jjtGetChild(int i);
/** Return the number of children the node has. */
int jjtGetNumChildren();
String getImage();
Object getValue(EvaluationContext ctx) throws ELException;
void setValue(EvaluationContext ctx, Object value) throws ELException;
Class<?> getType(EvaluationContext ctx) throws ELException;
boolean isReadOnly(EvaluationContext ctx) throws ELException;
void accept(NodeVisitor visitor) throws Exception;
MethodInfo getMethodInfo(EvaluationContext ctx, Class<?>[] paramTypes) throws ELException;
Object invoke(EvaluationContext ctx, Class<?>[] paramTypes, Object[] paramValues) throws ELException;
/**
* @since EL 2.2
*/
ValueReference getValueReference(EvaluationContext ctx);
/**
* @since EL 2.2
*/
boolean isParametersProvided();
}
|
