|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectorg.apache.tiles.reflect.ClassUtil
public final class ClassUtil
Utilities to work with dynamic class loading and instantiation.
Method Summary | |
---|---|
static java.lang.reflect.Method |
getForcedAccessibleMethod(java.lang.Class<?> clazz,
java.lang.String methodName,
java.lang.Class<?>... parameterTypes)
Gets a method and forces it to be accessible, even if it is not. |
static java.lang.Object |
instantiate(java.lang.String className)
Returns an instance of the given class name, by calling the default constructor. |
static java.lang.Object |
instantiate(java.lang.String className,
boolean returnNull)
Returns an instance of the given class name, by calling the default constructor. |
static java.lang.Object |
invokeMethod(java.lang.Object obj,
java.lang.reflect.Method method,
java.lang.Object... args)
Invokes a method, masking with a runtime exception all the exceptions. |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
---|
public static java.lang.Object instantiate(java.lang.String className)
className
- The class name to load and to instantiate.
CannotInstantiateObjectException
- If something goes wrong during
instantiation.public static java.lang.Object instantiate(java.lang.String className, boolean returnNull)
className
- The class name to load and to instantiate.returnNull
- If true
, if the class is not found it
returns true
, otherwise it throws a
TilesException
.
CannotInstantiateObjectException
- If something goes wrong during instantiation.public static java.lang.reflect.Method getForcedAccessibleMethod(java.lang.Class<?> clazz, java.lang.String methodName, java.lang.Class<?>... parameterTypes)
clazz
- The class from which the method will be got.methodName
- The name of the method.parameterTypes
- The parameter types that the method must match.
public static java.lang.Object invokeMethod(java.lang.Object obj, java.lang.reflect.Method method, java.lang.Object... args)
obj
- The object from which a method will be called.method
- The method to call.args
- The arguments of the method.
|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |