Package com.tangosol.io.pof.reflect

Class PofReflectionHelper

java.lang.Object

com.tangosol.io.pof.reflect.PofReflectionHelper

public class PofReflectionHelper
extends Object

Collection of helper methods for POF reflection.

Since:

Coherence 3.5.2

Author:

dag 2009.09.14

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	PofReflectionHelper.NavigatorAndType

Constructor Summary

Constructors

Constructor	Description
PofReflectionHelper()

Method Summary

Modifier and Type	Method	Description
static Object	ensureType(Object o, int nType, PofContext ctx)	Validate that the supplied object is compatible with the specified type.
static Class	getClass(int nType, PofContext ctx)	Determine the class associated with the given type identifier.
static PofNavigator	getPofNavigator(Class clazz, String fieldPath)	Obtain the PofNavigator to use to navigate to the specified field in a class.

Methods inherited from class java.lang.Object

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

Constructor Detail

PofReflectionHelper

public PofReflectionHelper()

Method Detail

getClass

public static Class getClass(int nType,
                             PofContext ctx)

Determine the class associated with the given type identifier.

Parameters:

nType - the Pof type identifier; includes Pof intrinsics, Pof compact values, and user types

ctx - the PofContext

Returns:

the class associated with the specified type identifier or null for types with no mapping

Throws:

IllegalArgumentException - if the specified type is a user type that is unknown to this PofContext

ensureType

public static Object ensureType(Object o,
                                int nType,
                                PofContext ctx)

Validate that the supplied object is compatible with the specified type.

Parameters:

o - the object

nType - the Pof type identifier; includes Pof intrinsics, Pof compact values, and user types

ctx - the PofContext

Returns:

the original object

Throws:

IllegalArgumentException - if the specified type is a user type that is unknown to this PofContext or there is no type mapping

ClassCastException - if the specified object is not assignable to the specified type

getPofNavigator

public static PofNavigator getPofNavigator(Class clazz,
                                           String fieldPath)

Obtain the PofNavigator to use to navigate to the specified field in a class.

Parameters:

clazz - the Class containing the field to navigate to

fieldPath - the field(s) making up the path to navigate

Returns:

the PofNavigator to navigate to the field path within the specified class