org.gvsig.tools.evaluator

Class AbstractEvaluator

java.lang.Object

org.gvsig.tools.evaluator.AbstractEvaluator

All Implemented Interfaces:

Evaluator

Direct Known Subclasses:

AndEvaluator

public abstract class AbstractEvaluator
extends Object
implements Evaluator

Constructor Summary

Constructors

Constructor and Description
AbstractEvaluator()

Method Summary

Methods

Modifier and Type	Method and Description
String	getDescription() Get a description of the action performed with the evaluator.
EvaluatorFieldsInfo	getFieldsInfo() Get information about fiels used in the evaluator.
String	getSQL() Get a SQL representation of the evaluator.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.gvsig.tools.evaluator.Evaluator

evaluate, getName

Constructor Detail

AbstractEvaluator

public AbstractEvaluator()

Method Detail

getDescription

public String getDescription()

Description copied from interface: Evaluator

Get a description of the action performed with the evaluator.

Specified by:

getDescription in interface Evaluator

Returns:

evaluator's description

getSQL

public String getSQL()

Description copied from interface: Evaluator

Get a SQL representation of the evaluator.

Specified by:

getSQL in interface Evaluator

Returns:

the SQL string or null if not supported.

getFieldsInfo

public EvaluatorFieldsInfo getFieldsInfo()

Description copied from interface: Evaluator

Get information about fiels used in the evaluator.

Specified by:

getFieldsInfo in interface Evaluator

Returns: