com.fitbur.bytebuddy.description.modifier.Ownership Maven / Gradle / Ivy
package com.fitbur.bytebuddy.description.modifier;
import com.fitbur.bytebuddy.jar.asm.Opcodes;
/**
* Determines the ownership of a field or method, i.e. if a member is defined in as {@code static}
* and belongs to a class or in contrast to an instance.
*/
public enum Ownership implements ModifierContributor.ForField, ModifierContributor.ForMethod, ModifierContributor.ForType {
/**
* Modifier for a instance ownership of a type member. (This is the default modifier.)
*/
MEMBER(EMPTY_MASK),
/**
* Modifier for type ownership of a type member.
*/
STATIC(Opcodes.ACC_STATIC);
/**
* The mask the modifier contributor.
*/
private final int mask;
/**
* Creates a new ownership representation.
*
* @param mask The modifier mask of this instance.
*/
Ownership(int mask) {
this.mask = mask;
}
/**
* Creates a member ownership state from a {@code boolean} value indicating if a member is supposed to be
* {@code static}.
*
* @param isStatic {@code true} if the member is {@code static}.
* @return The corresponding member ownership.
*/
public static Ownership isStatic(boolean isStatic) {
return isStatic ? STATIC : MEMBER;
}
@Override
public int getMask() {
return mask;
}
@Override
public int getRange() {
return Opcodes.ACC_STATIC;
}
@Override
public boolean isDefault() {
return this == MEMBER;
}
/**
* Checks if the current state describes a {@code static} member.
*
* @return {@code true} if this ownership representation represents a {@code static} member.
*/
public boolean isStatic() {
return this == STATIC;
}
@Override
public String toString() {
return "Ownership." + name();
}
}