<U> Class<? extends U> asSubclass(Class<U> clazz)
Casts this Class object to represent a subclass of the class represented by the specified class object.
T cast(Object obj)
Casts an object to the class or interface represented by this Class object.
boolean desiredAssertionStatus()
Returns the assertion status that would be assigned to this class if it were to be initialized at the time this method is invoked.
static Class<?> forName(String className)
Returns the Class object associated with the class or interface with the given string name.
static Class<?> forName(String name, boolean initialize, ClassLoader loader)
Returns the Class object associated with the class or interface with the given string name, using the given class loader.
AnnotatedType[] getAnnotatedInterfaces()
Returns an array of AnnotatedType objects that represent the use of types to specify superinterfaces of the entity represented by this Class object.
AnnotatedType getAnnotatedSuperclass()
Returns an AnnotatedType object that represents the use of a type to specify the superclass of the entity represented by this Class object.
<A extends Annotation>
A getAnnotation(Class<A> annotationClass)
Returns this element's annotation for the specified type if such an annotation is present, else null.
Annotation[] getAnnotations()
Returns annotations that are present on this element.
<A extends Annotation>
A[] getAnnotationsByType(Class<A> annotationClass)
Returns annotations that are associated with this element.
String getCanonicalName()
Returns the canonical name of the underlying class as defined by the Java Language Specification.
Class<?>[] getClasses()
Returns an array containing Class objects representing all the public classes and interfaces that are members of the class represented by this Class object.
ClassLoader getClassLoader()
Returns the class loader for the class.
Class<?> getComponentType()
Returns the Class representing the component type of an array.
Constructor<T> getConstructor(Class<?>... parameterTypes)
Returns a Constructor object that reflects the specified public constructor of the class represented by this Class object.
Constructor<?>[] getConstructors()
Returns an array containing Constructor objects reflecting all the public constructors of the class represented by this Class object.
<A extends Annotation>
A getDeclaredAnnotation(Class<A> annotationClass)
Returns this element's annotation for the specified type if such an annotation is directly present, else null.
Annotation[] getDeclaredAnnotations()
Returns annotations that are directly present on this element.
<A extends Annotation>
A[] getDeclaredAnnotationsByType(Class<A> annotationClass)
Returns this element's annotation(s) for the specified type if such annotations are either directly present or indirectly present.
Class<?>[] getDeclaredClasses()
Returns an array of Class objects reflecting all the classes and interfaces declared as members of the class represented by this Class object.
Constructor<T> getDeclaredConstructor(Class<?>... parameterTypes)
Returns a Constructor object that reflects the specified constructor of the class or interface represented by this Class object.
Constructor<?>[] getDeclaredConstructors()
Returns an array of Constructor objects reflecting all the constructors declared by the class represented by this Class object.
Field getDeclaredField(String name)
Returns a Field object that reflects the specified declared field of the class or interface represented by this Class object.
Field[] getDeclaredFields()
Returns an array of Field objects reflecting all the fields declared by the class or interface represented by this Class object.
Method getDeclaredMethod(String name, Class<?>... parameterTypes)
Returns a Method object that reflects the specified declared method of the class or interface represented by this Class object.
Method[] getDeclaredMethods()
Returns an array containing Method objects reflecting all the declared methods of the class or interface represented by this Class object, including public, protected, default (package) access, and private methods, but excluding inherited methods.
Class<?> getDeclaringClass()
If the class or interface represented by this Class object is a member of another class, returns the Class object representing the class in which it was declared.
Class<?> getEnclosingClass()
Returns the immediately enclosing class of the underlying class.
Constructor<?> getEnclosingConstructor()
If this
Class
object represents a local or anonymous class within a constructor, returns a
Constructor
object representing the immediately enclosing constructor of the underlying class.
Method getEnclosingMethod()
If this
Class
object represents a local or anonymous class within a method, returns a
Method
object representing the immediately enclosing method of the underlying class.
T[] getEnumConstants()
Returns the elements of this enum class or null if this Class object does not represent an enum type.
Field getField(String name)
Returns a Field object that reflects the specified public member field of the class or interface represented by this Class object.
Field[] getFields()
Returns an array containing Field objects reflecting all the accessible public fields of the class or interface represented by this Class object.
Type[] getGenericInterfaces()
Returns the Types representing the interfaces directly implemented by the class or interface represented by this object.
Type getGenericSuperclass()
Returns the Type representing the direct superclass of the entity (class, interface, primitive type or void) represented by this Class.
Class<?>[] getInterfaces()
Determines the interfaces implemented by the class or interface represented by this object.
Method getMethod(String name, Class<?>... parameterTypes)
Returns a Method object that reflects the specified public member method of the class or interface represented by this Class object.
Method[] getMethods()
Returns an array containing Method objects reflecting all the public methods of the class or interface represented by this Class object, including those declared by the class or interface and those inherited from superclasses and superinterfaces.
int getModifiers()
Returns the Java language modifiers for this class or interface, encoded in an integer.
String getName()
Returns the name of the entity (class, interface, array class, primitive type, or void) represented by this Class object, as a String.
Package getPackage()
Gets the package for this class.
ProtectionDomain getProtectionDomain()
Returns the ProtectionDomain of this class.
URL getResource(String name)
Finds a resource with a given name.
InputStream getResourceAsStream(String name)
Finds a resource with a given name.
Object[] getSigners()
Gets the signers of this class.
String getSimpleName()
Returns the simple name of the underlying class as given in the source code.
Class<? super T> getSuperclass()
Returns the Class representing the superclass of the entity (class, interface, primitive type or void) represented by this Class.
String getTypeName()
Return an informative string for the name of this type.
TypeVariable<Class<T>>[] getTypeParameters()
Returns an array of TypeVariable objects that represent the type variables declared by the generic declaration represented by this GenericDeclaration object, in declaration order.
boolean isAnnotation()
Returns true if this Class object represents an annotation type.
boolean isAnnotationPresent(Class<? extends Annotation> annotationClass)
Returns true if an annotation for the specified type is present on this element, else false.
boolean isAnonymousClass()
Returns true if and only if the underlying class is an anonymous class.
boolean isArray()
Determines if this Class object represents an array class.
boolean isAssignableFrom(Class<?> cls)
Determines if the class or interface represented by this Class object is either the same as, or is a superclass or superinterface of, the class or interface represented by the specified Class parameter.
boolean isEnum()
Returns true if and only if this class was declared as an enum in the source code.
boolean isInstance(Object obj)
Determines if the specified Object is assignment-compatible with the object represented by this Class.
boolean isInterface()
Determines if the specified Class object represents an interface type.
boolean isLocalClass()
Returns true if and only if the underlying class is a local class.
boolean isMemberClass()
Returns true if and only if the underlying class is a member class.
boolean isPrimitive()
Determines if the specified Class object represents a primitive type.
boolean isSynthetic()
Returns true if this class is a synthetic class; returns false otherwise.
T newInstance()
Creates a new instance of the class represented by this Class object.
String toGenericString()
Returns a string describing this Class, including information about modifiers and type parameters.
String toString()
Converts the object to a string.
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