diff -r 2a61c0ac4d9c -r 4e88a33d7972 javap/src/main/java/org/apidesign/javap/FieldData.java
--- a/javap/src/main/java/org/apidesign/javap/FieldData.java	Sat Nov 17 18:53:58 2012 +0100
+++ b/javap/src/main/java/org/apidesign/javap/FieldData.java	Sun Dec 02 23:10:51 2012 +0100
@@ -163,4 +163,13 @@
     public Vector getAttributes(){
         return attrs;
     }
+
+    public byte[] findAnnotationData(boolean classRetention) {
+        String n = classRetention ?
+            "RuntimeInvisibleAnnotations" : // NOI18N
+            "RuntimeVisibleAnnotations"; // NOI18N
+        AttrData[] arr = new AttrData[attrs.size()];
+        attrs.copyInto(arr);
+        return ClassData.findAttr(n, arr);
+    }
 }