VariableReference (org.ow2.authzforce:authzforce-ce-core-pdp-api 21.0.0 API)

Type Parameters:

V - reference evaluation's return type

All Superinterfaces:

Expression<V>
```
public interface VariableReference<V extends Value>
extends Expression<V>
```
Variable reference, i.e. reference to a variable definition. Variables are simply Expressions identified by an ID (VariableId) and replace original XACML VariableReferences for actual evaluation.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`String`	`getVariableId()`	Returns referenced XACML Variable ID (declared in VariableDefinition)
`net.sf.saxon.s9api.QName`	`getXPathVariableName()`	Returns the XPath-compatible variable name, using `getVariableId()` as localName.

Methods inherited from interface org.ow2.authzforce.core.pdp.api.expression.Expression
evaluate, getReturnType, getValue

- Method Detail
  - getVariableId
```
String getVariableId()
```
    Returns referenced XACML Variable ID (declared in VariableDefinition)
    
    Returns:
    
    referenced XACML Variable ID (declared in VariableDefinition)
  - getXPathVariableName
```
net.sf.saxon.s9api.QName getXPathVariableName()
```
    Returns the XPath-compatible variable name, using getVariableId() as localName. Therefore, the XACML VariableId must not contain a colon.
    
    Returns:
    
    XPath variable name (XACML VariableId used as localName in the QName)