org.seedstack.shed.reflect

Class ClassPredicates

java.lang.Object

org.seedstack.shed.reflect.ClassPredicates

public final class ClassPredicates
extends Object

Method Summary

Modifier and Type	Method and Description
static Predicate<Class<?>>	atLeastOneConstructorIsPublic() Checks if a candidate class has at least one public constructor.
static Predicate<Class<?>>	atLeastOneInterfaceImplemented() Checks if a candidate class implements at least one interface.
static Predicate<Class<?>>	classImplements(Class<?> anInterface) Checks if a candidate class is an interface.
static Predicate<Class<?>>	classIs(Class<?> reference) Checks if a candidate class is equal to the specified class.
static Predicate<Class<?>>	classIsAnnotation() Checks if a candidate class is an annotation.
static Predicate<Class<?>>	classIsAssignableFrom(Class<?> ancestor) Check if a candidate class is assignable to the specified class.
static Predicate<Class<?>>	classIsDescendantOf(Class<?> ancestor) Check if a candidate class is strictly a descendant of the specified class (not the specified class itself).
static Predicate<Class<?>>	classIsInterface() Checks if a candidate class is an interface.
static Predicate<Class<?>>	classModifierIs(int modifier) Checks if a candidate class has the specified modifier.
static <T extends Executable> Predicate<T>	executableModifierIs(int modifier) Checks if a candidate class has the specified modifier.

Methods inherited from class java.lang.Object

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

Method Detail

classIs

public static Predicate<Class<?>> classIs(Class<?> reference)

Checks if a candidate class is equal to the specified class.

Parameters:

reference - the class to check for.

Returns:

the predicate.

classIsAssignableFrom

public static Predicate<Class<?>> classIsAssignableFrom(Class<?> ancestor)

Check if a candidate class is assignable to the specified class.

Parameters:

ancestor - the class to check for.

Returns:

the predicate.

classIsDescendantOf

public static Predicate<Class<?>> classIsDescendantOf(Class<?> ancestor)

Check if a candidate class is strictly a descendant of the specified class (not the specified class itself).

Parameters:

ancestor - the ancestor class to check for.

Returns:

the predicate.

classImplements

public static Predicate<Class<?>> classImplements(Class<?> anInterface)

Checks if a candidate class is an interface.

Returns:

the predicate.

classIsInterface

public static Predicate<Class<?>> classIsInterface()

Checks if a candidate class is an interface.

Returns:

the predicate.

classIsAnnotation

public static Predicate<Class<?>> classIsAnnotation()

Checks if a candidate class is an annotation.

Returns:

the predicate.

classModifierIs

public static Predicate<Class<?>> classModifierIs(int modifier)

Checks if a candidate class has the specified modifier.

Parameters:

modifier - the modifier to check for.

Returns:

the predicate.

executableModifierIs

public static <T extends Executable> Predicate<T> executableModifierIs(int modifier)

Checks if a candidate class has the specified modifier.

Parameters:

modifier - the modifier to check for.

Returns:

the predicate.

atLeastOneInterfaceImplemented

public static Predicate<Class<?>> atLeastOneInterfaceImplemented()

Checks if a candidate class implements at least one interface.

Returns:

the predicate.

atLeastOneConstructorIsPublic

public static Predicate<Class<?>> atLeastOneConstructorIsPublic()

Checks if a candidate class has at least one public constructor.

Returns:

the predicate.