package org.checkerframework.checker.signature.qual;
import java.lang.annotation.ElementType;
import java.lang.annotation.Target;
import org.checkerframework.framework.qual.ImplicitFor;
import org.checkerframework.framework.qual.SubtypeOf;
/**
* Represents a fully-qualified name as defined in the <a
* href="https://docs.oracle.com/javase/specs/jls/se8/html/jls-6.html#jls-6.7">Java Language
* Specification, section 6.7</a>.
*
* <p>For example, in
*
* <pre>
* package org.checkerframework.checker.signature;
* public class SignatureChecker {
* private class Inner {}
* }
* </pre>
*
* the fully-qualified names for the two types are
* org.checkerframework.checker.signature.SignatureChecker and
* org.checkerframework.checker.signature.SignatureChecker.Inner.
*
* <p>Fully-qualified names and {@linkplain BinaryName binary names} are the same for top-level
* classes and only differ by a '.' vs. '$' for inner classes.
*
* @checker_framework.manual #signature-checker Signature Checker
*/
@SubtypeOf(SignatureUnknown.class)
@ImplicitFor(stringPatterns = "^[A-Za-z_][A-Za-z_0-9]*(\\.[A-Za-z_][A-Za-z_0-9]*)*(\\[\\])*$")
@Target({ElementType.TYPE_USE, ElementType.TYPE_PARAMETER})
public @interface FullyQualifiedName {}