/*
* Copyright 2014 - 2018 Rafael Winterhalter
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.bytebuddy.description.modifier;
import net.bytebuddy.jar.asm.
Opcodes;
/**
* Describes a type's manifestation, i.e. if a type is final, abstract, an interface or neither.
*/
public enum
TypeManifestation implements
ModifierContributor.
ForType {
/**
* Modifier for a non-final, non-abstract, non-interface, non-enum type. (This is the default modifier.)
*/
PLAIN(
EMPTY_MASK),
/**
* Modifier for a final class.
*/
FINAL(
Opcodes.
ACC_FINAL),
/**
* Modifier for an abstract class.
*/
ABSTRACT(
Opcodes.
ACC_ABSTRACT),
/**
* Modifier for an interface.
*/
INTERFACE(
Opcodes.
ACC_INTERFACE |
Opcodes.
ACC_ABSTRACT),
/**
* Modifier for an annotation.
*/
ANNOTATION(
Opcodes.
ACC_ANNOTATION |
Opcodes.
ACC_INTERFACE |
Opcodes.
ACC_ABSTRACT);
/**
* The mask the modifier contributor.
*/
private final int
mask;
/**
* Creates a new type manifestation.
*
* @param mask The modifier mask of this instance.
*/
TypeManifestation(int
mask) {
this.
mask =
mask;
}
/**
* {@inheritDoc}
*/
public int
getMask() {
return
mask;
}
/**
* {@inheritDoc}
*/
public int
getRange() {
return
Opcodes.
ACC_FINAL |
Opcodes.
ACC_ABSTRACT |
Opcodes.
ACC_INTERFACE |
Opcodes.
ACC_ANNOTATION;
}
/**
* {@inheritDoc}
*/
public boolean
isDefault() {
return this ==
PLAIN;
}
/**
* Returns {@code true} if a type represents a {@code final} type.
*
* @return {@code true} if a type represents a {@code final} type.
*/
public boolean
isFinal() {
return (
mask &
Opcodes.
ACC_FINAL) != 0;
}
/**
* Returns {@code true} if a type represents an {@code abstract} type but not an interface type.
*
* @return {@code true} if a type represents an {@code abstract} type but not an interface type.
*/
public boolean
isAbstract() {
return (
mask &
Opcodes.
ACC_ABSTRACT) != 0 && !
isInterface();
}
/**
* Returns {@code true} if a type represents an interface type.
*
* @return {@code true} if a type represents an interface type.
*/
public boolean
isInterface() {
return (
mask &
Opcodes.
ACC_INTERFACE) != 0;
}
/**
* Returns {@code true} if a type represents an annotation type.
*
* @return {@code true} if a type represents an annotation type.
*/
public boolean
isAnnotation() {
return (
mask &
Opcodes.
ACC_ANNOTATION) != 0;
}
}