diff --git a/pom.xml b/pom.xml
index afacfcd..1f43145 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>net.tccn</groupId>
     <artifactId>zhub-client-spring</artifactId>
-    <version>0.1.3.dev</version>
+    <version>17.0.0408.dev</version>
 
     <parent>
         <groupId>org.springframework.boot</groupId>
diff --git a/src/main/java/tccn/IType.java b/src/main/java/tccn/IType.java
index 24bc349..00476f1 100644
--- a/src/main/java/tccn/IType.java
+++ b/src/main/java/tccn/IType.java
@@ -7,13 +7,19 @@ import java.util.Map;
 
 public interface IType {
 
-    TypeToken<String> STRING = new TypeToken<String>() {
+    TypeToken<String> STRING = new TypeToken<>() {
     };
 
-    TypeToken<Integer> INT = new TypeToken<Integer>() {
+    TypeToken<Short> SHORT = new TypeToken<>() {
+    };
+    TypeToken<Integer> INT = new TypeToken<>() {
+    };
+    TypeToken<Long> LONG = new TypeToken<>() {
+    };
+    TypeToken<Double> DOUBLE = new TypeToken<>() {
     };
 
-    TypeToken<Map<String, String>> MAP = new TypeToken<Map<String, String>>() {
+    TypeToken<Map<String, String>> MAP = new TypeToken<>() {
     };
 
     TypeToken<List<Map<String, String>>> LMAP = new TypeToken<List<Map<String, String>>>() {