QuerySolution (Apache Jena ARQ)

All Known Implementing Classes:

QuerySolutionBase, QuerySolutionMap, ResultBinding
```
public interface QuerySolution
```
A single answer from a SELECT query.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`contains(java.lang.String varName)`	Return true if the named variable is in this binding
`RDFNode`	`get(java.lang.String varName)`	Return the value of the named variable in this binding.
`Literal`	`getLiteral(java.lang.String varName)`	Return the value of the named variable in this binding, casting to a Literal.
`Resource`	`getResource(java.lang.String varName)`	Return the value of the named variable in this binding, casting to a Resource.
`java.util.Iterator<java.lang.String>`	`varNames()`	Iterate over the variable names (strings) in this QuerySolution.

- Method Detail
  - get
```
RDFNode get(java.lang.String varName)
```
    Return the value of the named variable in this binding. A return of null indicates that the variable is not present in this solution.
    
    Parameters:
    
    varName -
    
    Returns:
    
    RDFNode
  - getResource
```
Resource getResource(java.lang.String varName)
```
    Return the value of the named variable in this binding, casting to a Resource. A return of null indicates that the variable is not present in this solution. An exception indicates it was present but not a resource.
    
    Parameters:
    
    varName -
    
    Returns:
    
    Resource
  - getLiteral
```
Literal getLiteral(java.lang.String varName)
```
    Return the value of the named variable in this binding, casting to a Literal. A return of null indicates that the variable is not present in this solution. An exception indicates it was present but not a literal.
    
    Parameters:
    
    varName -
    
    Returns:
    
    Resource
  - contains
```
boolean contains(java.lang.String varName)
```
    Return true if the named variable is in this binding
  - varNames
```
java.util.Iterator<java.lang.String> varNames()
```
    Iterate over the variable names (strings) in this QuerySolution.
    
    Returns:
    
    Iterator of strings