summaryrefslogtreecommitdiffstats
path: root/sampleUses/src/main/java/CreditCardNumber.java
diff options
context:
space:
mode:
Diffstat (limited to 'sampleUses/src/main/java/CreditCardNumber.java')
-rw-r--r--sampleUses/src/main/java/CreditCardNumber.java27
1 files changed, 0 insertions, 27 deletions
diff --git a/sampleUses/src/main/java/CreditCardNumber.java b/sampleUses/src/main/java/CreditCardNumber.java
deleted file mode 100644
index ef5f711..0000000
--- a/sampleUses/src/main/java/CreditCardNumber.java
+++ /dev/null
@@ -1,27 +0,0 @@
-import java.lang.annotation.Documented;
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-import javax.annotation.MatchesPattern;
-import javax.annotation.meta.TypeQualifier;
-import javax.annotation.meta.TypeQualifierValidator;
-import javax.annotation.meta.When;
-
-@Documented
-@TypeQualifier
-@MatchesPattern("[0-9]{16}")
-@Retention(RetentionPolicy.RUNTIME)
-public @interface CreditCardNumber {
- class Checker implements TypeQualifierValidator<CreditCardNumber> {
-
- public When forConstantValue(CreditCardNumber annotation, Object v) {
- if (!(v instanceof String))
- return When.NEVER;
- String s = (String) v;
- if (LuhnVerification.checkNumber(s))
- return When.ALWAYS;
- return When.NEVER;
- }
- }
-}