Package ortus.boxlang.runtime.dynamic.casters

Class FunctionCaster

java.lang.Object

ortus.boxlang.runtime.dynamic.casters.FunctionCaster

All Implemented Interfaces:

IBoxCaster

public class FunctionCaster
extends Object
implements IBoxCaster

I handle casting anything to a Function

Constructor Summary

Constructors

Constructor	Description
FunctionCaster()

Method Summary

Modifier and Type	Method	Description
static CastAttempt<Function>	attempt(Object object)	Tests to see if the value can be cast to a Function.
static CastAttempt<Function>	attempt(Object object, String SAMClass)	Tests to see if the value can be cast to a Function.
static Function	cast(Object object)	Used to cast anything to a Function, throwing exception if we fail
static Function	cast(Object object, boolean fail)	Used to cast anything to a Function
static Function	cast(Object object, String SAMClass)	Used to cast anything to a Function, throwing exception if we fail
static Function	cast(Object object, String SAMClass, boolean fail)	Used to cast anything to a Function
static String	getSAMName(Object object, String SAMClass)	I detect if an instance implements a known FI or a SAM and return the name of the method, null if not a SAM.

Methods inherited from class java.lang.Object

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

Constructor Details

FunctionCaster

public FunctionCaster()

Method Details

attempt

public static CastAttempt<Function> attempt(Object object)

Tests to see if the value can be cast to a Function. Returns a CastAttempt<T> which will contain the result if casting was was successfull, or can be interogated to proceed otherwise.

Parameters:

object - The value to cast to a Function

Returns:

The Function value

attempt

public static CastAttempt<Function> attempt(Object object,
 String SAMClass)

Tests to see if the value can be cast to a Function. Returns a CastAttempt<T> which will contain the result if casting was was successfull, or can be interogated to proceed otherwise.

Parameters:

object - The value to cast to a Function

Returns:

The Function value

cast

public static Function cast(Object object,
 String SAMClass)

Used to cast anything to a Function, throwing exception if we fail

Parameters:

object - The value to cast to a Function

SAMClass - The name of the SAM class the object is valid to cast to

Returns:

The Function value

cast

public static Function cast(Object object)

Used to cast anything to a Function, throwing exception if we fail

Parameters:

object - The value to cast to a Function

Returns:

The Function value

cast

public static Function cast(Object object,
 boolean fail)

Used to cast anything to a Function

Parameters:

object - The value to cast to a Function

fail - True to throw exception when failing.

Returns:

The Function value, or null when cannot be cast

cast

public static Function cast(Object object,
 String SAMClass,
 boolean fail)

Used to cast anything to a Function

Parameters:

object - The value to cast to a Function

SAMClass - The name of the SAM class the object is valid to cast to

fail - True to throw exception when failing.

Returns:

The Function value, or null when cannot be cast

getSAMName

public static String getSAMName(Object object,
 String SAMClass)

I detect if an instance implements a known FI or a SAM and return the name of the method, null if not a SAM.

Parameters:

object - The object to check

Returns:

The name of the SAM method, or null if not a SAM