NodeVisitor ("The Adobe AEM Quickstart and Web Application.")

Type Parameters:

T - the type of the object that's returned after an ExpressionNode evaluation

All Known Implementing Classes:

SideEffectVisitor
```
public interface NodeVisitor<T>
```
A NodeVisitor represents the mechanism through which ExpressionNode entities are processed.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`T`	`evaluate(ArrayLiteral arrayLiteral)` Evaluate a `ArrayLiteral` node.
`T`	`evaluate(BinaryOperation binaryOperation)` Evaluate a `BinaryOperation` node.
`T`	`evaluate(BooleanConstant booleanConstant)` Evaluate a `BooleanConstant` node.
`T`	`evaluate(Identifier identifier)` Evaluate an `Identifier` node.
`T`	`evaluate(MapLiteral mapLiteral)` Evaluate a `MapLiteral` node.
`T`	`evaluate(NullLiteral nullLiteral)` Evaluate a `NullLiteral` node.
`T`	`evaluate(NumericConstant numericConstant)` Evaluate a `NumericConstant` node.
`T`	`evaluate(PropertyAccess propertyAccess)` Evaluate a `PropertyAccess` node.
`T`	`evaluate(RuntimeCall runtimeCall)` Evaluate a `RuntimeCall` node.
`T`	`evaluate(StringConstant text)` Evaluate a `StringConstant` node.
`T`	`evaluate(TernaryOperator ternaryOperator)` Evaluate a `TernaryOperator` node.
`T`	`evaluate(UnaryOperation unaryOperation)` Evaluate a `UnaryOperation` node.

- Method Detail
  - evaluate
```
T evaluate(PropertyAccess propertyAccess)
```
    Evaluate a PropertyAccess node.
    
    Parameters:
    
    propertyAccess - the node to evaluate
    
    Returns:
    
    the evaluation result
  - evaluate
```
T evaluate(Identifier identifier)
```
    Evaluate an Identifier node.
    
    Parameters:
    
    identifier - the node to evaluate
    
    Returns:
    
    the evaluation result
  - evaluate
```
T evaluate(StringConstant text)
```
    Evaluate a StringConstant node.
    
    Parameters:
    
    text - the node to evaluate
    
    Returns:
    
    the evaluation result
  - evaluate
```
T evaluate(BinaryOperation binaryOperation)
```
    Evaluate a BinaryOperation node.
    
    Parameters:
    
    binaryOperation - the node to evaluate
    
    Returns:
    
    the evaluation result
  - evaluate
```
T evaluate(BooleanConstant booleanConstant)
```
    Evaluate a BooleanConstant node.
    
    Parameters:
    
    booleanConstant - the node to evaluate
    
    Returns:
    
    the evaluation result
  - evaluate
```
T evaluate(NumericConstant numericConstant)
```
    Evaluate a NumericConstant node.
    
    Parameters:
    
    numericConstant - the node to evaluate
    
    Returns:
    
    the evaluation result
  - evaluate
```
T evaluate(UnaryOperation unaryOperation)
```
    Evaluate a UnaryOperation node.
    
    Parameters:
    
    unaryOperation - the node to evaluate
    
    Returns:
    
    the evaluation result
  - evaluate
```
T evaluate(TernaryOperator ternaryOperator)
```
    Evaluate a TernaryOperator node.
    
    Parameters:
    
    ternaryOperator - the node to evaluate
    
    Returns:
    
    the evaluation result
  - evaluate
```
T evaluate(RuntimeCall runtimeCall)
```
    Evaluate a RuntimeCall node.
    
    Parameters:
    
    runtimeCall - the node to evaluate
    
    Returns:
    
    the evaluation result
  - evaluate
```
T evaluate(MapLiteral mapLiteral)
```
    Evaluate a MapLiteral node.
    
    Parameters:
    
    mapLiteral - the node to evaluate
    
    Returns:
    
    the evaluation result
  - evaluate
```
T evaluate(ArrayLiteral arrayLiteral)
```
    Evaluate a ArrayLiteral node.
    
    Parameters:
    
    arrayLiteral - the node to evaluate
    
    Returns:
    
    the evaluation result
  - evaluate
```
T evaluate(NullLiteral nullLiteral)
```
    Evaluate a NullLiteral node.
    
    Parameters:
    
    nullLiteral - the node to evaluate
    
    Returns:
    
    the evaluation result

Interface NodeVisitor<T>

Method Summary

Method Detail

evaluate

evaluate

evaluate

evaluate

evaluate

evaluate

evaluate

evaluate

evaluate

evaluate

evaluate

evaluate