Package org.supercsv.util

Class MethodCache

java.lang.Object

org.supercsv.util.MethodCache

public class MethodCache
extends Object

This class cache's method lookups. Hence first time it introspects the instance's class, while subsequent method lookups are super fast.

Constructor Summary

Constructors

Constructor	Description
MethodCache()

Method Summary

Modifier and Type	Method	Description
Method	getGetMethod(Object object, String fieldName)	Returns the getter method for field on an object.
<T> Method	getSetMethod(Object object, String fieldName, Class<?> argumentType)	Returns the setter method for the field on an object.

Methods inherited from class java.lang.Object

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

Constructor Detail

MethodCache

public MethodCache()

Method Detail

getGetMethod

public Method getGetMethod(Object object,
                           String fieldName)

Returns the getter method for field on an object.

Parameters:

object - the object

fieldName - the field name

Returns:

the getter associated with the field on the object

Throws:

NullPointerException - if object or fieldName is null

SuperCsvReflectionException - if the getter doesn't exist or is not visible

getSetMethod

public <T> Method getSetMethod(Object object,
                               String fieldName,
                               Class<?> argumentType)

Returns the setter method for the field on an object.

Type Parameters:

T - the object type

Parameters:

object - the object

fieldName - the field name

argumentType - the type to be passed to the setter

Returns:

the setter method associated with the field on the object

Throws:

NullPointerException - if object, fieldName or fieldType is null

SuperCsvReflectionException - if the setter doesn't exist or is not visible