Package net.minidev.asm

Class BeansAccess<T>

java.lang.Object

net.minidev.asm.BeansAccess<T>

public abstract class BeansAccess<T>
extends 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	Description
private Accessor[]	accs
private static ConcurrentHashMap<Class<?>,BeansAccess<?>>	cache	cache used to store built BeansAccess
private HashMap<String,Accessor>	map

Constructor Summary

Constructors

Constructor	Description
BeansAccess()

Method Summary

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

map

private HashMap<String,Accessor> map

accs

private Accessor[] accs

cache

private static ConcurrentHashMap<Class<?>,BeansAccess<?>> cache

cache used to store built BeansAccess

Constructor Details

BeansAccess

public BeansAccess()

Method Details

setAccessor

protected void setAccessor(Accessor[] accs)

getMap

public HashMap<String,Accessor> getMap()

getAccessors

public Accessor[] getAccessors()

get

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

return the BeansAccess corresponding to a type

Parameters:

type - to be access

Returns:

the BeansAccess

getParents

private static LinkedList<Class<?>> getParents(Class<?> type)

addAlias

private static void addAlias(BeansAccess<?> access,
 HashMap<String,String> m)

set

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

set field value by field index

get

public abstract 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,
 String methodName,
 Object value)

set field value by fieldname

get

public Object get(T object,
 String methodName)

get field value by fieldname

getIndex

public int getIndex(String name)

Returns the index of the field accessor.