org.checkerframework.common.value.qual.StringVal Maven / Gradle / Ivy
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();
}