Literal (Apache OODT 0.7 API)

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java.lang.Object
- org.apache.oodt.xmlps.queryparser.Literal

All Implemented Interfaces:

Expression

Direct Known Subclasses:

WildcardLiteral
```
public class Literal
extends Object
implements Expression
```
A value literal.

- Field Summary
  
  Fields
  Modifier and Type Field and Description
  protected String val
- Constructor Summary
  
  Constructors
  Constructor and Description
  Literal(String val)
- Method Summary
  
  Methods
  Modifier and Type Method and Description
  String evaluate()
  Defines how to turn this Expression into a String-readable query to an underlying SQL database.
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - val
```
protected String val
```
- Constructor Detail
  - Literal
```
public Literal(String val)
```
- Method Detail
  - evaluate
```
public String evaluate()
```
    Description copied from interface: Expression
    
    Defines how to turn this Expression into a String-readable query to an underlying SQL database.
    
    Specified by:
    
    evaluate in interface Expression
    
    Returns:
    A String-readable version of this Expression.

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