diff --git a/examples/java/iHumidity_Example.java b/examples/java/iHumidity_Example.java
new file mode 100644
index 00000000..b3092f60
--- /dev/null
+++ b/examples/java/iHumidity_Example.java
@@ -0,0 +1,30 @@
+/**
+ * Author: Serban Waltter <serban.waltter@rinftech.com>
+ */
+
+import upm_new_interfaces.*;
+
+import java.util.ArrayList;
+
+import upm_bmp280.*;
+import upm_htu21d.*;
+import upm_rhusb.*;
+
+/**
+ * iHumidity_Example
+ */
+public class iHumidity_Example {
+
+    public static void main(String[] args) {
+        ArrayList<iHumidity> sensors = new ArrayList<iHumidity>();
+        sensors.add(new BME280());
+        sensors.add(new HTU21D(2));
+        sensors.add(new RHUSB("/dev/UART"));
+
+        while (true) {
+            for (int i = 0; i < sensors.size(); i++) {
+                System.out.println("Humidity from sensor " + i + " is " + sensors.get(i).getHumidity());
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/bmp280/CMakeLists.txt b/src/bmp280/CMakeLists.txt
index 4864a80e..b1e36225 100644
--- a/src/bmp280/CMakeLists.txt
+++ b/src/bmp280/CMakeLists.txt
@@ -4,6 +4,7 @@ upm_mixed_module_init (NAME bmp280
     C_SRC bmp280.c
     CPP_HDR bmp280.hpp bme280.hpp
     CPP_SRC bmp280.cxx bme280.cxx
+    IFACE_HDR iHumidity.hpp iPressure.hpp iTemperature.hpp
     CPP_WRAPS_C
     REQUIRES mraa interfaces utilities-c)
 target_link_libraries(${libnamec} m)
diff --git a/src/bmp280/bmp280.i b/src/bmp280/bmp280.i
index f2ab6eaf..3ef01f00 100644
--- a/src/bmp280/bmp280.i
+++ b/src/bmp280/bmp280.i
@@ -1,7 +1,17 @@
+#ifdef SWIGPYTHON
+%module (package="pyupm_new_interfaces") bmp280
+#endif
+
+%import "interfaces/new_interfaces.i"
+
 %include "../common_top.i"
 
 /* BEGIN Java syntax  ------------------------------------------------------- */
 #ifdef SWIGJAVA
+%typemap(javaimports) SWIGTYPE %{
+import upm_new_interfaces.*;
+%}
+
 JAVA_JNI_LOADLIBRARY(javaupm_bmp280)
 #endif
 /* END Java syntax */
diff --git a/src/hdc1000/CMakeLists.txt b/src/hdc1000/CMakeLists.txt
index 93bea618..cd3359d9 100644
--- a/src/hdc1000/CMakeLists.txt
+++ b/src/hdc1000/CMakeLists.txt
@@ -2,4 +2,5 @@ set (libname "hdc1000")
 set (libdescription "Humidity/Temperature Sensor")
 set (module_src ${libname}.cpp)
 set (module_hpp ${libname}.hpp)
+set (module_iface iHumidity.hpp iTemperature.hpp)
 upm_module_init(mraa)
diff --git a/src/htu21d/CMakeLists.txt b/src/htu21d/CMakeLists.txt
index 35024786..598e30f7 100644
--- a/src/htu21d/CMakeLists.txt
+++ b/src/htu21d/CMakeLists.txt
@@ -2,4 +2,5 @@ set (libname "htu21d")
 set (libdescription "Digital Relative Humidity Sensor with Temperature")
 set (module_src ${libname}.cpp)
 set (module_hpp ${libname}.hpp)
+set (module_iface iHumidity.hpp)
 upm_module_init(mraa)
diff --git a/src/htu21d/htu21d.i b/src/htu21d/htu21d.i
index 064cb239..7fb1d1f4 100644
--- a/src/htu21d/htu21d.i
+++ b/src/htu21d/htu21d.i
@@ -1,7 +1,17 @@
+#ifdef SWIGPYTHON
+%module (package="pyupm_new_interfaces") htu21d
+#endif
+
+%import "interfaces/new_interfaces.i"
+
 %include "../common_top.i"
 
 /* BEGIN Java syntax  ------------------------------------------------------- */
 #ifdef SWIGJAVA
+%typemap(javaimports) SWIGTYPE %{
+import upm_new_interfaces.*;
+%}
+
 %ignore getHumidityData(float*, float*, float*);
 
 JAVA_JNI_LOADLIBRARY(javaupm_htu21d)
diff --git a/src/hwxpxx/CMakeLists.txt b/src/hwxpxx/CMakeLists.txt
index d6b3dc16..39347403 100644
--- a/src/hwxpxx/CMakeLists.txt
+++ b/src/hwxpxx/CMakeLists.txt
@@ -3,6 +3,7 @@ if (MODBUS_FOUND)
   set (libdescription "Module for the Veris HWXPXX (HWXPHTX)")
   set (module_src ${libname}.cxx)
   set (module_hpp ${libname}.hpp)
+  set (module_iface iHumidity.hpp iTemperature.hpp)
 
   set (reqlibname "libmodbus")
   upm_module_init(${MODBUS_LIBRARIES})
diff --git a/src/hwxpxx/hwxpxx.i b/src/hwxpxx/hwxpxx.i
index c8eff427..5ce7d4c5 100644
--- a/src/hwxpxx/hwxpxx.i
+++ b/src/hwxpxx/hwxpxx.i
@@ -1,7 +1,17 @@
+#ifdef SWIGPYTHON
+%module (package="pyupm_new_interfaces") hwxpxx
+#endif
+
+%import "interfaces/new_interfaces.i"
+
 %include "../common_top.i"
 
 /* BEGIN Java syntax  ------------------------------------------------------- */
 #ifdef SWIGJAVA
+%typemap(javaimports) SWIGTYPE %{
+import upm_new_interfaces.*;
+%}
+
 JAVA_JNI_LOADLIBRARY(javaupm_hwxpxx)
 #endif
 /* END Java syntax */
diff --git a/src/rhusb/CMakeLists.txt b/src/rhusb/CMakeLists.txt
index 0aaa9f1a..300c1531 100644
--- a/src/rhusb/CMakeLists.txt
+++ b/src/rhusb/CMakeLists.txt
@@ -2,5 +2,6 @@ set (libname "rhusb")
 set (libdescription "Omega RH-USB Temperature and Humidity Sensor")
 set (module_src ${libname}.cxx)
 set (module_hpp ${libname}.hpp)
+set (module_iface iHumidity.hpp iTemperature.hpp)
 upm_module_init(mraa)
 
diff --git a/src/rhusb/rhusb.i b/src/rhusb/rhusb.i
index f1e69d89..48a6930b 100644
--- a/src/rhusb/rhusb.i
+++ b/src/rhusb/rhusb.i
@@ -1,7 +1,17 @@
+#ifdef SWIGPYTHON
+%module (package="pyupm_new_interfaces") rhusb
+#endif
+
+%import "interfaces/new_interfaces.i"
+
 %include "../common_top.i"
 
 /* BEGIN Java syntax  ------------------------------------------------------- */
 #ifdef SWIGJAVA
+%typemap(javaimports) SWIGTYPE %{
+import upm_new_interfaces.*;
+%}
+
 %include "arrays_java.i";
 %include "../java_buffer.i"
 JAVA_JNI_LOADLIBRARY(javaupm_rhusb)
diff --git a/src/t3311/CMakeLists.txt b/src/t3311/CMakeLists.txt
index 3650c99e..f43689f4 100644
--- a/src/t3311/CMakeLists.txt
+++ b/src/t3311/CMakeLists.txt
@@ -3,6 +3,7 @@ if (MODBUS_FOUND)
   set (libdescription "Temperature and Humidity Probe")
   set (module_src ${libname}.cxx)
   set (module_hpp ${libname}.hpp)
+  set (module_iface iHumidity.hpp iTemperature.hpp)
 
   set (reqlibname "libmodbus")
   upm_module_init(${MODBUS_LIBRARIES})
diff --git a/src/t3311/t3311.i b/src/t3311/t3311.i
index 6b76f8da..96f9348f 100644
--- a/src/t3311/t3311.i
+++ b/src/t3311/t3311.i
@@ -1,7 +1,17 @@
+#ifdef SWIGPYTHON
+%module (package="pyupm_new_interfaces") htu21d
+#endif
+
+%import "interfaces/new_interfaces.i"
+
 %include "../common_top.i"
 
 /* BEGIN Java syntax  ------------------------------------------------------- */
 #ifdef SWIGJAVA
+%typemap(javaimports) SWIGTYPE %{
+import upm_new_interfaces.*;
+%}
+
 %include "arrays_java.i";
 %include "../java_buffer.i"
 
diff --git a/src/th02/CMakeLists.txt b/src/th02/CMakeLists.txt
index 5ac30bff..f22b4762 100644
--- a/src/th02/CMakeLists.txt
+++ b/src/th02/CMakeLists.txt
@@ -2,4 +2,5 @@ set (libname "th02")
 set (libdescription "Temperature and Humidity Sensor Pro")
 set (module_src ${libname}.cxx)
 set (module_hpp ${libname}.hpp)
+set (module_iface iHumidity.hpp iTemperature.hpp)
 upm_module_init(mraa)