StringLiteralExpression (Apache Qpid Broker-J Query Engine Plug-In 9.2.0 API)

java.lang.Object
- org.apache.qpid.server.query.engine.parsing.expression.AbstractExpressionNode<T,R>
- - org.apache.qpid.server.query.engine.parsing.expression.literal.ConstantExpression<T,String>
  - - org.apache.qpid.server.query.engine.parsing.expression.literal.StringLiteralExpression<T>

Type Parameters:

T - Input parameter type

All Implemented Interfaces:

Function<T,String>, Supplier<String>, Expression<T,String>, ExpressionNode<T,String>
```
public class StringLiteralExpression<T>
extends ConstantExpression<T,String>
```
Holds a string value.

- Field Summary
  - Fields inherited from class org.apache.qpid.server.query.engine.parsing.expression.AbstractExpressionNode
    _metadata
- Constructor Summary
  
  Constructors
  Constructor Description
  
  StringLiteralExpression(String value)
  Constructor stores string value
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  String getAlias()
  Alias getter
  
  String toString()
  - Methods inherited from class org.apache.qpid.server.query.engine.parsing.expression.literal.ConstantExpression
    apply, get, of, of
  - Methods inherited from class org.apache.qpid.server.query.engine.parsing.expression.AbstractExpressionNode
    containsAggregation, ctx, evaluateChild, getAggregations, getChild, getChildren, getParent, isAccessor, isInstantlyEvaluable, setAlias, setParent
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
  - Methods inherited from interface org.apache.qpid.server.query.engine.parsing.expression.Expression
    andThen
  - Methods inherited from interface java.util.function.Function
    andThen, compose

- Constructor Detail
  - StringLiteralExpression
```
public StringLiteralExpression(String value)
```
    Constructor stores string value
- Method Detail
  - getAlias
```
public String getAlias()
```
    Alias getter
    
    Specified by:
    
    getAlias in interface ExpressionNode<T,String>
    
    Overrides:
    
    getAlias in class ConstantExpression<T,String>
    
    Returns:
    
    Expression alias
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class ConstantExpression<T,String>