Package com.tangosol.util.filter

Class ScriptFilter<V>

java.lang.Object

com.tangosol.util.AbstractScript

com.tangosol.util.filter.ScriptFilter<V>

Type Parameters:

V - the type of the value this Filter receives

All Implemented Interfaces:

ExternalizableLite, PortableObject, Filter<V>, Serializable

public class ScriptFilter<V>
extends AbstractScript
implements Filter<V>

ScriptFilter is a Filter that wraps a script written in one of the languages supported by Graal VM.

Since:

14.1.1.0

Author:

mk 2019.07.26

See Also:

Serialized Form

Field Summary

Fields inherited from class com.tangosol.util.AbstractScript

m_aoArgs, m_sLanguage, m_sName

Constructor Summary

Constructors

Constructor	Description
ScriptFilter()	Default constructor for deserialization.
ScriptFilter(String language, String name, Object... args)	Create a Filter that wraps the specified script.

Method Summary

Modifier and Type	Method	Description
boolean	evaluate(V entry)	Apply the test to the input argument.

Methods inherited from class com.tangosol.util.AbstractScript

getArgs, getLanguage, getName, readExternal, readExternal, writeExternal, writeExternal

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.tangosol.util.Filter

and, asLimitFilter, associatedWith, forKeys, forPartitions, or, toExpression, xor

Constructor Detail

ScriptFilter

public ScriptFilter()

Default constructor for deserialization.

ScriptFilter

public ScriptFilter(String language,
                    String name,
                    Object... args)

Create a Filter that wraps the specified script.

Parameters:

language - the language the script is written. Currently, only "js" (for JavaScript) is supported

name - the name of the Filter that needs to be evaluated

args - the arguments to be passed to the script during evaluation

Method Detail

evaluate

public boolean evaluate(V entry)

Description copied from interface: Filter

Apply the test to the input argument.

Specified by:

evaluate in interface Filter<V>

Parameters:

entry - the input argument to evaluate

Returns:

true if the input argument matches the filter, otherwise false