Package org.openrefine.jython

Class JythonEvaluable

java.lang.Object

org.openrefine.jython.JythonEvaluable

All Implemented Interfaces:

Serializable, Evaluable

public class JythonEvaluable
extends Object
implements Evaluable

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
JythonEvaluable(String source, String languagePrefix)

Method Summary

Modifier and Type	Method	Description
static LanguageSpecificParser	createParser()
Object	evaluate(Properties bindings)	Evaluate this expression in the given environment (bindings).
Set<String>	getColumnDependencies(String baseColumn)	Returns the names of the columns this expression depends on.
String	getLanguagePrefix()
String	getSource()	Returns the source string which generated this expression.
protected Object	unwrap(Object result)
protected Object	unwrap(org.python.core.PyObject po)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.openrefine.expr.Evaluable

getFullSource, isLocal, renameColumnDependencies

Constructor Detail

JythonEvaluable

public JythonEvaluable(String source,
                       String languagePrefix)

Method Detail

createParser

public static LanguageSpecificParser createParser()

evaluate

public Object evaluate(Properties bindings)

Description copied from interface: Evaluable

Evaluate this expression in the given environment (bindings).

Specified by:

evaluate in interface Evaluable

unwrap

protected Object unwrap(Object result)

unwrap

protected Object unwrap(org.python.core.PyObject po)

getColumnDependencies

public Set<String> getColumnDependencies(String baseColumn)

Description copied from interface: Evaluable

Returns the names of the columns this expression depends on.

Specified by:

getColumnDependencies in interface Evaluable

Parameters:

baseColumn - the name of the column this expression is based on (null if none)

Returns:

null if the columns could not be isolated: in this case, the expression might depend on all columns in the project.

getSource

public String getSource()

Description copied from interface: Evaluable

Returns the source string which generated this expression. This does not include the language prefix, which can be obtained by Evaluable.getLanguagePrefix().

Specified by:

getSource in interface Evaluable

getLanguagePrefix

public String getLanguagePrefix()

Specified by:

getLanguagePrefix in interface Evaluable

Returns:

the language prefix used to generate this evaluable.