net.minidev.asm

Class BeansAccess<T>

java.lang.Object

net.minidev.asm.BeansAccess<T>

public abstract class BeansAccess<T>
extends java.lang.Object

Allow access reflect field using runtime generated accessor. BeansAccessor is faster than java.lang.reflect.Method.invoke()

Field Summary

Fields

Modifier and Type	Field and Description
private Accessor[]	accs
private static java.util.concurrent.ConcurrentHashMap<java.lang.Class<?>,BeansAccess<?>>	cache cache used to store built BeansAccess
private java.util.HashMap<java.lang.String,Accessor>	map

Constructor Summary

Constructors

Constructor and Description
BeansAccess()

Method Summary

Modifier and Type	Method and Description
private static void	addAlias(BeansAccess<?> access, java.util.HashMap<java.lang.String,java.lang.String> m)
static <P> BeansAccess<P>	get(java.lang.Class<P> type) return the BeansAccess corresponding to a type
static <P> BeansAccess<P>	get(java.lang.Class<P> type, FieldFilter filter) return the BeansAccess corresponding to a type
abstract java.lang.Object	get(T object, int methodIndex) get field value by field index
java.lang.Object	get(T object, java.lang.String methodName) get field value by fieldname
Accessor[]	getAccessors()
int	getIndex(java.lang.String name) Returns the index of the field accessor.
java.util.HashMap<java.lang.String,Accessor>	getMap()
private static java.util.LinkedList<java.lang.Class<?>>	getParents(java.lang.Class<?> type)
abstract T	newInstance() create a new targeted object
abstract void	set(T object, int methodIndex, java.lang.Object value) set field value by field index
void	set(T object, java.lang.String methodName, java.lang.Object value) set field value by fieldname
protected void	setAccessor(Accessor[] accs)

Methods inherited from class java.lang.Object

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

Field Detail

map

private java.util.HashMap<java.lang.String,Accessor> map

accs

private Accessor[] accs

cache

private static java.util.concurrent.ConcurrentHashMap<java.lang.Class<?>,BeansAccess<?>> cache

cache used to store built BeansAccess

Constructor Detail

BeansAccess

public BeansAccess()

Method Detail

setAccessor

protected void setAccessor(Accessor[] accs)

getMap

public java.util.HashMap<java.lang.String,Accessor> getMap()

getAccessors

public Accessor[] getAccessors()

get

public static <P> BeansAccess<P> get(java.lang.Class<P> type)

return the BeansAccess corresponding to a type

Parameters:

type - to be access

Returns:

the BeansAccess

get

public static <P> BeansAccess<P> get(java.lang.Class<P> type,
                                     FieldFilter filter)

return the BeansAccess corresponding to a type

Parameters:

type - to be access

Returns:

the BeansAccess

getParents

private static java.util.LinkedList<java.lang.Class<?>> getParents(java.lang.Class<?> type)

addAlias

private static void addAlias(BeansAccess<?> access,
                             java.util.HashMap<java.lang.String,java.lang.String> m)

set

public abstract void set(T object,
                         int methodIndex,
                         java.lang.Object value)

set field value by field index

get

public abstract java.lang.Object get(T object,
                                     int methodIndex)

get field value by field index

newInstance

public abstract T newInstance()

create a new targeted object

set

public void set(T object,
                java.lang.String methodName,
                java.lang.Object value)

set field value by fieldname

get

public java.lang.Object get(T object,
                            java.lang.String methodName)

get field value by fieldname

getIndex

public int getIndex(java.lang.String name)

Returns the index of the field accessor.