org.checkerframework.checker.signature.qual.SignatureBottom Maven / Gradle / Ivy
package org.checkerframework.checker.signature.qual;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.checkerframework.framework.qual.DefaultFor;
import org.checkerframework.framework.qual.SubtypeOf;
import org.checkerframework.framework.qual.TargetLocations;
import org.checkerframework.framework.qual.TypeUseLocation;
/**
* The bottom type in the Signature String type system. Programmers should rarely write this type.
*
* @checker_framework.manual #signature-checker Signature Checker
* @checker_framework.manual #bottom-type the bottom type
*/
@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.TYPE_USE, ElementType.TYPE_PARAMETER})
@TargetLocations({TypeUseLocation.EXPLICIT_LOWER_BOUND, TypeUseLocation.EXPLICIT_UPPER_BOUND})
@SubtypeOf({
FieldDescriptorForPrimitive.class,
PrimitiveType.class,
CanonicalNameAndBinaryName.class,
MethodDescriptor.class
})
@DefaultFor({TypeUseLocation.LOWER_BOUND})
public @interface SignatureBottom {}