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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.
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