diff --git a/processor/src/main/java/one/nem/lacerta/processor/XmlMetaProcessor.java b/processor/src/main/java/one/nem/lacerta/processor/XmlMetaProcessor.java
index 58e34c7e..8c0ecc87 100644
--- a/processor/src/main/java/one/nem/lacerta/processor/XmlMetaProcessor.java
+++ b/processor/src/main/java/one/nem/lacerta/processor/XmlMetaProcessor.java
@@ -1,4 +1,10 @@
 package one.nem.lacerta.processor;
 
+import one.nem.lacerta.processor.model.XmlMetaModel;
+import one.nem.lacerta.processor.model.XmlMetaPageModel;
+
 public interface XmlMetaProcessor {
+
+    void saveXmlMeta(XmlMetaModel xmlMetaModel);
+    XmlMetaModel loadXmlMeta();
 }