diff --git a/.settings/org.eclipse.wst.common.component b/.settings/org.eclipse.wst.common.component
index 6caf699..d3d2b68 100644
--- a/.settings/org.eclipse.wst.common.component
+++ b/.settings/org.eclipse.wst.common.component
@@ -3,6 +3,9 @@
         <wb-resource deploy-path="/" source-path="/target/m2e-wtp/web-resources"/>
         <wb-resource deploy-path="/" source-path="/src/main/webapp" tag="defaultRootSource"/>
         <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/java"/>
+        <dependent-module archiveName="ckan-util-library-2.0.0-SNAPSHOT.jar" deploy-path="/WEB-INF/lib" handle="module:/resource/ckan-util-library/ckan-util-library">
+            <dependency-type>uses</dependency-type>
+        </dependent-module>
         <property name="context-root" value="grsf-publisher-ws"/>
         <property name="java-output-path" value="/grsf-publisher-ws/target/classes"/>
     </wb-module>
diff --git a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/custom_annotations/CkanField.java b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/custom_annotations/CkanField.java
new file mode 100644
index 0000000..21d26f4
--- /dev/null
+++ b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/custom_annotations/CkanField.java
@@ -0,0 +1,16 @@
+package org.gcube.data_catalogue.grsf_publish_ws.custom_annotations;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Annotate a field of the json input representing a future CKAN field (key, value)
+ * @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.FIELD)
+public @interface CkanField {
+
+}
diff --git a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/custom_annotations/CkanResource.java b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/custom_annotations/CkanResource.java
new file mode 100644
index 0000000..7fd10fb
--- /dev/null
+++ b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/custom_annotations/CkanResource.java
@@ -0,0 +1,16 @@
+package org.gcube.data_catalogue.grsf_publish_ws.custom_annotations;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Annotate a field of the json input representing a future CKAN resource
+ * @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.FIELD)
+public @interface CkanResource {
+
+}
diff --git a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/ex/ApplicationException.java b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/ex/ApplicationException.java
index 76ebea3..0f9050d 100644
--- a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/ex/ApplicationException.java
+++ b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/ex/ApplicationException.java
@@ -8,11 +8,11 @@ import javax.ws.rs.ext.Provider;
 import org.gcube.data_catalogue.grsf_publish_ws.json.output.ResponseBean;
 import org.slf4j.LoggerFactory;
 
-@Provider
 /**
  * Exception thrown when @Valid fail
  * @author Costantino Perciante at ISTI-CNR
  */
+@Provider
 public class ApplicationException implements ExceptionMapper<Exception> {
 
 	private static final org.slf4j.Logger logger = LoggerFactory.getLogger(ApplicationException.class);
diff --git a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/ex/ValidationException.java b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/ex/ValidationException.java
index 7db653f..162cde4 100644
--- a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/ex/ValidationException.java
+++ b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/ex/ValidationException.java
@@ -10,11 +10,11 @@ import javax.ws.rs.ext.Provider;
 import org.gcube.data_catalogue.grsf_publish_ws.json.output.ResponseBean;
 import org.slf4j.LoggerFactory;
 
-@Provider
 /**
  * Exception thrown on fail
  * @author Costantino Perciante at ISTI-CNR
  */
+@Provider
 public class ValidationException implements ExceptionMapper<javax.validation.ValidationException> {
 	private static final org.slf4j.Logger logger = LoggerFactory.getLogger(ValidationException.class);