Package com.ibatis.common.beans

Class ClassInfo

java.lang.Object

com.ibatis.common.beans.ClassInfo

public class ClassInfo
extends Object

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

Method Summary

Modifier and Type	Method	Description
String	getClassName()	Gets the name of the class the instance provides information for.
Invoker	getGetInvoker(String propertyName)	Gets the gets the invoker.
Method	getGetter(String propertyName)	Gets the getter for a property as a Method object.
Class	getGetterType(String propertyName)	Gets the type for a property getter.
static ClassInfo	getInstance(Class clazz)	Gets an instance of ClassInfo for the specified class.
String[]	getReadablePropertyNames()	Gets an array of the readable properties for an object.
Invoker	getSetInvoker(String propertyName)	Gets the sets the invoker.
Method	getSetter(String propertyName)	Gets the setter for a property as a Method object.
Class	getSetterType(String propertyName)	Gets the type for a property setter.
String[]	getWriteablePropertyNames()	Gets an array of the writeable properties for an object.
boolean	hasReadableProperty(String propertyName)	Check to see if a class has a readable property by name.
boolean	hasWritableProperty(String propertyName)	Check to see if a class has a writeable property by name.
Object	instantiateClass()	Instantiate class.
static boolean	isKnownType(Class clazz)	Tells us if the class passed in is a knwon common type.
static void	setCacheEnabled(boolean cacheEnabled)	Sets the cache enabled.
static Throwable	unwrapThrowable(Throwable t)	Examines a Throwable object and gets it's root cause.

Methods inherited from class java.lang.Object

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

Method Details

getClassName

public String getClassName()

Gets the name of the class the instance provides information for.

Returns:

The class name

instantiateClass

public Object instantiateClass()

Instantiate class.

Returns:

the object

getSetter

public Method getSetter(String propertyName)

Gets the setter for a property as a Method object.

Parameters:

propertyName - - the property

Returns:

The Method

getGetter

public Method getGetter(String propertyName)

Gets the getter for a property as a Method object.

Parameters:

propertyName - - the property

Returns:

The Method

getSetInvoker

public Invoker getSetInvoker(String propertyName)

Gets the sets the invoker.

Parameters:

propertyName - the property name

Returns:

the sets the invoker

getGetInvoker

public Invoker getGetInvoker(String propertyName)

Gets the gets the invoker.

Parameters:

propertyName - the property name

Returns:

the gets the invoker

getSetterType

public Class getSetterType(String propertyName)

Gets the type for a property setter.

Parameters:

propertyName - - the name of the property

Returns:

The Class of the propery setter

getGetterType

public Class getGetterType(String propertyName)

Gets the type for a property getter.

Parameters:

propertyName - - the name of the property

Returns:

The Class of the propery getter

getReadablePropertyNames

public String[] getReadablePropertyNames()

Gets an array of the readable properties for an object.

Returns:

The array

getWriteablePropertyNames

public String[] getWriteablePropertyNames()

Gets an array of the writeable properties for an object.

Returns:

The array

hasWritableProperty

public boolean hasWritableProperty(String propertyName)

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

Parameters:

propertyName - - the name of the property to check

Returns:

True if the object has a writeable property by the name

hasReadableProperty

public boolean hasReadableProperty(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

isKnownType

public static boolean isKnownType(Class clazz)

Tells us if the class passed in is a knwon common type.

Parameters:

clazz - The class to check

Returns:

True if the class is known

getInstance

public static ClassInfo getInstance(Class clazz)

Gets an instance of ClassInfo 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 cacheEnabled)

Sets the cache enabled.

Parameters:

cacheEnabled - the new cache enabled

unwrapThrowable

public static Throwable unwrapThrowable(Throwable t)

Examines a Throwable object and gets it's root cause.

Parameters:

t - - the exception to examine

Returns:

The root cause