org.axiondb.functions
Class TrimFunction
java.lang.Object
org.axiondb.BaseSelectable
org.axiondb.functions.BaseFunction
org.axiondb.functions.TrimFunction
- All Implemented Interfaces:
- Serializable, Function, FunctionFactory, ConcreteFunction, ScalarFunction, Selectable
public class TrimFunction
- extends BaseFunction
- implements ScalarFunction, FunctionFactory
TRIM ( [LEADING| TRAILING| BOTH] [ trim-character ] FROM ] trim-source) function
- Version:
- $Revision: 1.5 $ $Date: 2005/07/06 18:44:25 $
- See Also:
- Serialized Form
Constructor Summary |
TrimFunction()
Creates a new instance of Class |
TrimFunction
public TrimFunction()
- Creates a new instance of Class
makeNewInstance
public ConcreteFunction makeNewInstance()
- Specified by:
makeNewInstance
in interface FunctionFactory
getDataType
public DataType getDataType()
StringType
- Specified by:
getDataType
in interface Selectable
- Specified by:
getDataType
in class BaseFunction
evaluate
public Object evaluate(RowDecorator row)
throws AxionException
- Specified by:
evaluate
in interface ScalarFunction
- Specified by:
evaluate
in interface Selectable
- Throws:
AxionException
isValid
public boolean isValid()
- Specified by:
isValid
in interface ConcreteFunction
- Specified by:
isValid
in class BaseFunction