JexlNode

java.lang.Object
- org.apache.commons.jexl2.parser.SimpleNode
- - org.apache.commons.jexl2.parser.JexlNode

All Implemented Interfaces:

JexlInfo, Node

Direct Known Subclasses:

ASTAdditiveNode, ASTAdditiveOperator, ASTAmbiguous, ASTAndNode, ASTArrayAccess, ASTArrayLiteral, ASTAssignment, ASTBitwiseAndNode, ASTBitwiseComplNode, ASTBitwiseOrNode, ASTBitwiseXorNode, ASTBlock, ASTConstructorNode, ASTDivNode, ASTEmptyFunction, ASTEQNode, ASTERNode, ASTFalseNode, ASTFloatLiteral, ASTForeachStatement, ASTFunctionNode, ASTGENode, ASTGTNode, ASTIdentifier, ASTIfStatement, ASTIntegerLiteral, ASTJexlScript, ASTLENode, ASTLTNode, ASTMapEntry, ASTMapLiteral, ASTMethodNode, ASTModNode, ASTMulNode, ASTNENode, ASTNotNode, ASTNRNode, ASTNullLiteral, ASTNumberLiteral, ASTOrNode, ASTReference, ASTReturnStatement, ASTSizeFunction, ASTSizeMethod, ASTStringLiteral, ASTTernaryNode, ASTTrueNode, ASTUnaryMinusNode, ASTWhileStatement
```
public abstract class JexlNode
extends SimpleNode
implements JexlInfo
```
Base class for parser nodes - holds an 'image' of the token for later use.

Since:

2.0

Nested Class Summary

Nested Classes
Modifier and Type Class Description

static interface JexlNode.Literal<T>
A marker interface for literals.

Field Summary

Fields
Modifier and Type Field Description

java.lang.String image
token value.
- Fields inherited from class org.apache.commons.jexl2.parser.SimpleNode
  children, id, parent, value

Constructor Summary

Constructors
Constructor Description

JexlNode(int id)

JexlNode(Parser p, int id)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`DebugInfo`	`debugInfo()`	Gets the underlying debugging information.
`java.lang.String`	`debugString()`	Formats this information for debugging purpose.
`boolean`	`isConstant()`	Whether this node is a constant node Its value can not change after the first evaluation and can be cached indefinitely.
`protected boolean`	`isConstant(boolean literal)`

Methods inherited from class org.apache.commons.jexl2.parser.SimpleNode
childrenAccept, dump, getId, jjtAccept, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtGetValue, jjtOpen, jjtSetParent, jjtSetValue, toString, toString

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - image
```
public java.lang.String image
```
    token value.
- Constructor Detail
  - JexlNode
```
public JexlNode(int id)
```
  - JexlNode
```
public JexlNode(Parser p,
                int id)
```
- Method Detail
  - debugInfo
```
public DebugInfo debugInfo()
```
    Gets the underlying debugging information.
    
    Specified by:
    
    debugInfo in interface JexlInfo
    
    Returns:
    
    a debug info instance
  - debugString
```
public java.lang.String debugString()
```
    Formats this information for debugging purpose.
    
    Specified by:
    
    debugString in interface JexlInfo
    
    Returns:
    
    a human readable string.
  - isConstant
```
public final boolean isConstant()
```
    Whether this node is a constant node Its value can not change after the first evaluation and can be cached indefinitely.
    
    Returns:
    
    true if constant, false otherwise
  - isConstant
```
protected boolean isConstant(boolean literal)
```