Package com.aspectran.core.util

Class BeanDescriptor

java.lang.Object

com.aspectran.core.util.BeanDescriptor

public class BeanDescriptor
extends java.lang.Object

This class represents a cached set of bean property information that allows for easy mapping between property names and getter/setter methods.

Method Summary

Modifier and Type	Method	Description
static int	clearCache()	Clear the ClassDescriptor cache.
java.lang.String[]	getDistinctMethodNames()	Gets the class methods' names that is unique.
java.lang.reflect.Method	getGetter(java.lang.String name)	Gets the getter for a property as a Method object.
java.lang.Class<?>	getGetterType(java.lang.String name)	Gets the type for a property getter.
static BeanDescriptor	getInstance(java.lang.Class<?> clazz)	Gets an instance of ClassDescriptor for the specified class.
java.lang.String[]	getReadablePropertyNames()	Gets an array of the readable properties for an object.
java.lang.String[]	getReadablePropertyNamesWithoutNonSerializable()
java.lang.reflect.Method	getSetter(java.lang.String name)	Gets the setter for a property as a Method object.
java.lang.Class<?>	getSetterType(java.lang.String name)	Gets the type for a property setter.
java.lang.String[]	getWritablePropertyNames()	Gets an array of the writable properties for an object.
boolean	hasReadableProperty(java.lang.String propertyName)	Check to see if a class has a readable property by name.
boolean	hasWritableProperty(java.lang.String propertyName)	Check to see if a class has a writable property by name.
static void	setCacheEnabled(boolean cacheEnabling)	You can manually turn off caching enabled by default.

Methods inherited from class java.lang.Object

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

Method Detail

getSetter

public java.lang.reflect.Method getSetter(java.lang.String name)
                                   throws java.lang.NoSuchMethodException

Gets the setter for a property as a Method object.

Parameters:

name - the name of the property

Returns:

the setter method

Throws:

java.lang.NoSuchMethodException - when a setter method cannot be found

getGetter

public java.lang.reflect.Method getGetter(java.lang.String name)
                                   throws java.lang.NoSuchMethodException

Gets the getter for a property as a Method object.

Parameters:

name - the name of the property

Returns:

the getter Method

Throws:

java.lang.NoSuchMethodException - when a getter method cannot be found

getSetterType

public java.lang.Class<?> getSetterType(java.lang.String name)
                                 throws java.lang.NoSuchMethodException

Gets the type for a property setter.

Parameters:

name - the name of the property

Returns:

the Class of the property setter

Throws:

java.lang.NoSuchMethodException - when a getter method cannot be found

getGetterType

public java.lang.Class<?> getGetterType(java.lang.String name)
                                 throws java.lang.NoSuchMethodException

Gets the type for a property getter.

Parameters:

name - the name of the property

Returns:

the Class of the property getter

Throws:

java.lang.NoSuchMethodException - when a getter method cannot be found

getReadablePropertyNames

public java.lang.String[] getReadablePropertyNames()

Gets an array of the readable properties for an object.

Returns:

the array

getReadablePropertyNamesWithoutNonSerializable

public java.lang.String[] getReadablePropertyNamesWithoutNonSerializable()

getWritablePropertyNames

public java.lang.String[] getWritablePropertyNames()

Gets an array of the writable properties for an object.

Returns:

the array

hasWritableProperty

public boolean hasWritableProperty(java.lang.String propertyName)

Check to see if a class has a writable property by name.

Parameters:

propertyName - the name of the property to check

Returns:

true if the object has a writable property by the name

hasReadableProperty

public boolean hasReadableProperty(java.lang.String propertyName)

Check to see if a class has a readable property by name.

Parameters:

propertyName - the name of the property to check

Returns:

true if the object has a readable property by the name

getDistinctMethodNames

public java.lang.String[] getDistinctMethodNames()

Gets the class methods' names that is unique.

Returns:

the distinct method names

getInstance

public static BeanDescriptor getInstance(java.lang.Class<?> clazz)

Gets an instance of ClassDescriptor for the specified class.

Parameters:

clazz - the class for which to lookup the method cache

Returns:

the method cache for the class

setCacheEnabled

public static void setCacheEnabled(boolean cacheEnabling)

You can manually turn off caching enabled by default.

Parameters:

cacheEnabling - if true, turn caching on; otherwise, turn off caching

clearCache

public static int clearCache()

Clear the ClassDescriptor cache.

Returns:

the number of cached ClassDescriptor cleared