Package com.aspectran.utils

Class BeanTypeUtils

java.lang.Object

com.aspectran.utils.BeanTypeUtils

public abstract class BeanTypeUtils
extends Object

BeanTypeUtils provides methods that allow simple, reflective access to JavaBeans style properties. Methods are provided for all simple types. This has been decoupled from BeanUtils.

Created: 2025-02-19

Constructor Summary

Constructors

Constructor	Description
BeanTypeUtils()

Method Summary

Modifier and Type	Method	Description
static Class<?>	getClassPropertyTypeForGetter(Class<?> type, String name)	Returns the class that the getter will return when reading a property value.
static Class<?>	getClassPropertyTypeForSetter(Class<?> type, String name)	Returns the class that the setter expects to receive as a parameter when setting a property value.
static Class<?>	getIndexedType(Object bean, String indexedName)
static Object	getProperty(Class<?> type, String name)	Invokes the static method of the specified class to get the bean property value.
static Class<?>	getPropertyTypeForGetter(Object bean, String name)	Returns the class that the getter will return when reading a property value.
static Class<?>	getPropertyTypeForSetter(Object bean, String name)	Returns the class that the setter expects to receive as a parameter when setting a property value.
static boolean	hasReadableProperty(Class<?> type, String name)
static boolean	hasStaticReadableProperty(Class<?> type, String name)
static boolean	hasStaticWritableProperty(Class<?> type, String name)
static boolean	hasWritableProperty(Class<?> type, String name)
static void	setProperty(Class<?> type, String name, Object value)	Invokes the static method of the specified class to get the bean property value.

Methods inherited from class java.lang.Object

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

Constructor Details

BeanTypeUtils

public BeanTypeUtils()

Method Details

getProperty

public static Object getProperty(Class<?> type,
 String name)
                          throws InvocationTargetException

Invokes the static method of the specified class to get the bean property value.

Parameters:

type - the class for which to lookup

name - the property name

Returns:

the property value (as an Object)

Throws:

InvocationTargetException - if the property accessor method throws an exception

setProperty

public static void setProperty(Class<?> type,
 String name,
 Object value)
                        throws InvocationTargetException

Invokes the static method of the specified class to get the bean property value.

Parameters:

type - the class for which to lookup

name - the property name

value - the value to which this property is to be set

Throws:

InvocationTargetException - if the property accessor method throws an exception

getPropertyTypeForGetter

public static Class<?> getPropertyTypeForGetter(@NonNull
 Object bean,
 String name)
                                         throws NoSuchMethodException

Returns the class that the getter will return when reading a property value.

Parameters:

bean - the bean to check

name - the name of the property

Returns:

the type of the property

Throws:

NoSuchMethodException - if an accessor method for this property cannot be found

getClassPropertyTypeForGetter

public static Class<?> getClassPropertyTypeForGetter(Class<?> type,
 @NonNull
 String name)
                                              throws NoSuchMethodException

Returns the class that the getter will return when reading a property value.

Parameters:

type - the class to check

name - the name of the property

Returns:

the type of the property

Throws:

NoSuchMethodException - if an accessor method for this property cannot be found

getPropertyTypeForSetter

public static Class<?> getPropertyTypeForSetter(@NonNull
 Object bean,
 String name)
                                         throws NoSuchMethodException

Returns the class that the setter expects to receive as a parameter when setting a property value.

Parameters:

bean - the bean to check

name - the name of the property

Returns:

the type of the property

Throws:

NoSuchMethodException - if an accessor method for this property cannot be found

getClassPropertyTypeForSetter

public static Class<?> getClassPropertyTypeForSetter(Class<?> type,
 @NonNull
 String name)
                                              throws NoSuchMethodException

Returns the class that the setter expects to receive as a parameter when setting a property value.

Parameters:

type - The class to check

name - the name of the property

Returns:

the type of the property

Throws:

NoSuchMethodException - if an accessor method for this property cannot be found

getIndexedType

public static Class<?> getIndexedType(Object bean,
 @NonNull
 String indexedName)
                               throws InvocationTargetException

Throws:

InvocationTargetException

hasReadableProperty

public static boolean hasReadableProperty(Class<?> type,
 String name)

hasWritableProperty

public static boolean hasWritableProperty(Class<?> type,
 String name)

hasStaticReadableProperty

public static boolean hasStaticReadableProperty(Class<?> type,
 String name)

hasStaticWritableProperty

public static boolean hasStaticWritableProperty(Class<?> type,
 String name)