diff --git a/examples/android_ranging_oob.pdl b/examples/android_ranging_oob.pdl
index 4e4dfce..91bc61c 100644
--- a/examples/android_ranging_oob.pdl
+++ b/examples/android_ranging_oob.pdl
@@ -5,7 +5,8 @@ little_endian_packets
 // Common definitions.
 
 enum Version: 8 {
-    CURRENT = 1,
+    V1 = 1,
+    CURRENT = 2,
     FUTURE = ..,
 }
 
@@ -24,9 +25,9 @@ enum Technology: 8 {
     BLE_CS = 0x1,
     WIFI_NAN_RTT = 0x2,
     BLE_RSSI = 0x3,
-    // Version 2
+    // Version 3(In-Development)
     WIFI_STA_RTT = 0x4,
-    // Version 3
+    // Version 4(In-Development)
     WIFI_AP_RTT = 0x5,
     RESERVED = ..,
 }
@@ -36,13 +37,29 @@ struct TechnologySet {
     ble_cs: 1,
     wifi_nan_rtt: 1,
     ble_rssi: 1,
-    // Version 2
+    // Version 3(In-Development)
     wifi_sta_rtt: 1,
-    // Version 3
+    // Version 4(In-Development)
     wifi_ap_rtt: 1,
     _reserved_: 10,
 }
 
+enum TechnologyTransitioning: 8 {
+    NOT_SUPPORTED = 0x0,
+    MAKE_BEFORE_BREAK = 0x1,
+    RESERVED = ..,
+}
+
+enum DeviceType: 16 {
+    UNKNOWN = 0x0,
+    PHONE = 0x1,
+    TABLET = 0x2,
+    TAG = 0x3,
+    WEARABLE = 0x4,
+    HEARABLE = 0x5,
+    RESERVED = ..,
+}
+
 packet OobMessage {
     version: Version,
     id: MessageId,
@@ -109,8 +126,8 @@ struct WifiNanRttCapabilitiesV1: Capabilities(technology = WIFI_NAN_RTT) {
     num_rx_chains: 8,
 }
 
-// Version 2
-struct WifiNanRttCapabilitiesV2: Capabilities(technology = WIFI_NAN_RTT) {
+// Version 3(In-Development)
+struct WifiNanRttCapabilitiesV3: Capabilities(technology = WIFI_NAN_RTT) {
     features: 8,
     periodic: 1,
     _reserved_: 23,
@@ -123,7 +140,7 @@ struct BleRssiCapabilities: Capabilities(technology = BLE_RSSI) {
     address: 8[6],
 }
 
-// Version 2
+// Version 3(In-Development)
 struct WifiStaRttCapabilities: Capabilities(technology = WIFI_STA_RTT) {
     features: 8,
     _count_(band_info): 8,
@@ -131,7 +148,7 @@ struct WifiStaRttCapabilities: Capabilities(technology = WIFI_STA_RTT) {
     band_info: WifiBandInfo[]
 }
 
-// Version 3
+// Version 4(In-Development)
 struct WifiApRttCapabilities: Capabilities(technology = WIFI_AP_RTT) {
     features: 8,
     _count_(band_info): 8,
@@ -190,8 +207,8 @@ struct WifiNanRttConfigurationV1: Configuration(technology = WIFI_NAN_RTT) {
     _reserved_: 7,
 }
 
-// Version 2
-struct WifiNanRttConfigurationV2: Configuration(technology = WIFI_NAN_RTT) {
+// Version 3(In-Development)
+struct WifiNanRttConfigurationV3: Configuration(technology = WIFI_NAN_RTT) {
     _size_(service_name): 8,
     service_name: 8[],
     device_role: WifiDeviceRole,
@@ -206,7 +223,7 @@ struct BleRssiConfiguration: Configuration(technology = BLE_RSSI) {
     address: 8[6],
 }
 
-// Version 2
+// Version 3(In-Development)
 struct WifiStaRttConfiguration: Configuration(technology = WIFI_STA_RTT) {
     frequency: 16,
     format_and_bandwidth: 8,
@@ -215,7 +232,7 @@ struct WifiStaRttConfiguration: Configuration(technology = WIFI_STA_RTT) {
     security_method: WiFiSecurityMethod,
 }
 
-// Version 3
+// Version 4(In-Development)
 struct WifiApRttConfiguration: Configuration(technology = WIFI_AP_RTT) {
     frequency: 16,
     bssid: 8[6],
@@ -231,9 +248,17 @@ packet CapabilitiesRequest: OobMessage(id = CAPABILITIES_REQUEST) {
     requested_technologies: TechnologySet,
 }
 
-packet CapabilitiesResponse: OobMessage(id = CAPABILITIES_RESPONSE) {
+packet CapabilitiesResponseV1: OobMessage(version = V1, id = CAPABILITIES_RESPONSE) {
+    supported_technologies: TechnologySet,
+    capabilities: Capabilities[],
+}
+
+// Version 2
+packet CapabilitiesResponseV2: OobMessage(id = CAPABILITIES_RESPONSE) {
     supported_technologies: TechnologySet,
     capabilities: Capabilities[],
+    supported_transitioning : TechnologyTransitioning,
+    device_type: DeviceType,
 }
 
 packet ConfigurationRequest: OobMessage(id = CONFIGURATION_REQUEST) {
diff --git a/pdl-compiler/src/backends/java/codegen/enum.rs b/pdl-compiler/src/backends/java/codegen/enum.rs
index bf60318..1fb887d 100644
--- a/pdl-compiler/src/backends/java/codegen/enum.rs
+++ b/pdl-compiler/src/backends/java/codegen/enum.rs
@@ -200,7 +200,7 @@ impl MultiValueTag for TagOther {
     fn static_factory(&self, super_name: &str, ty: Integral) -> Tokens<Java> {
         quote! {
             public static $(self.name()) $(self.name())($ty value) {
-                $super_name tag = $super_name.fromByte(value);
+                $super_name tag = $super_name.from$(ty.capitalized())(value);
                 if (!(tag instanceof $(self.name()) self)) {
                     throw new IllegalArgumentException(
                         "Value " + $(ty.stringify(quote!(value))) +
diff --git a/pdl-compiler/src/backends/java/codegen/packet.rs b/pdl-compiler/src/backends/java/codegen/packet.rs
index cdc3c03..3b0bf6e 100644
--- a/pdl-compiler/src/backends/java/codegen/packet.rs
+++ b/pdl-compiler/src/backends/java/codegen/packet.rs
@@ -768,15 +768,7 @@ fn build_child_fitting_constraints(
         tokens.extend(quote!(
             Builder<?> builder;
             $(for child in children {
-                if (
-                    $(for member in members.iter() {
-                        $(if let Some(value) = child.constraints.get(member.name()) {
-                            $(member.equals(member.constraint(value)))
-                        })
-                    })
-                    $(if !child.constraints.is_empty() && child.field_width().is_some() => &&)
-                    $(if let Some(width) = child.field_width() => payload.limit() == $(width / 8))
-                ) {
+                if ($(fits_childs_constraints(members, child))) {
                     builder = $(&child.name).fromPayload(payload);
                 } else$[' ']
             })
@@ -804,6 +796,27 @@ fn build_child_fitting_constraints(
     tokens
 }
 
+fn fits_childs_constraints(members: &[Field], child: &InheritanceNode) -> Tokens<Java> {
+    let mut tokens = Tokens::new();
+
+    let constraints = members
+        .iter()
+        .flat_map(|member| child.constraints.get(member.name()).map(|value| (member, value)));
+
+    tokens.append(quote!(
+        $(for (member, value) in constraints join ( && ) {
+            $(member.equals(member.constraint(value)))
+        })
+    ));
+
+    tokens.append(quote!(
+        $(if !child.constraints.is_empty() && child.field_width().is_some() => &&)
+        $(if let Some(width) = child.field_width() => payload.limit() == $(width / 8))
+    ));
+
+    tokens
+}
+
 /// Generates a decalaration $(val.name())Count that stores the number of elements in the array
 /// described by the function args.
 fn declare_array_count(