| package org.checkerframework.common.value.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.SubtypeOf; |
| |
| /** |
| * An annotation indicating the possible values for a String type. If an expression's type has this |
| * annotation, then at run time, the expression evaluates to one of the annotation's arguments. |
| * |
| * @checker_framework.manual #constant-value-checker Constant Value Checker |
| */ |
| @Documented |
| @Retention(RetentionPolicy.RUNTIME) |
| @Target({ElementType.TYPE_PARAMETER, ElementType.TYPE_USE}) |
| @SubtypeOf({UnknownVal.class}) |
| public @interface StringVal { |
| /** The values that the expression might evaluate to. */ |
| String[] value(); |
| } |