1 files changed, 31 insertions, 0 deletions

diff --git a/src/main/java/org/uic/barcode/asn1/uper/AnnotationStore.java b/src/main/java/org/uic/barcode/asn1/uper/AnnotationStore.java
new file mode 100644
index 0000000..6a23a75
--- /dev/null
+++ b/src/main/java/org/uic/barcode/asn1/uper/AnnotationStore.java
@@ -0,0 +1,31 @@
+package org.uic.barcode.asn1.uper;
+
+import java.lang.annotation.Annotation;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+
+class AnnotationStore {
+
+    private Map<Class<? extends Annotation>, Annotation> annotations = new HashMap<>();
+
+    public AnnotationStore(Annotation[] classAnnot, Annotation[] fieldAnnot) {
+        for (Annotation a : classAnnot) {
+            annotations.put(a.annotationType(), a);
+        }
+        for (Annotation a : fieldAnnot) {
+            annotations.put(a.annotationType(), a);
+        }
+    }
+
+    public <T extends Annotation> T getAnnotation(Class<T> classOfT) {
+        @SuppressWarnings("unchecked")
+        // Annotations were added with value T for key classOfT.
+        T result = (T) annotations.get(classOfT);
+        return result;
+    }
+
+    public Collection<Annotation> getAnnotations() {
+        return annotations.values();
+    }
+}
\ No newline at end of file