Refactor protocol buffer to split models into different packages

Change-Id: I26152ba227ebe9afd871c6e501ccca17c49e1e4e
diff --git a/incubator/protobuf/models/src/main/proto/net/device/DeviceDescriptionProto.proto b/incubator/protobuf/models/src/main/proto/net/device/DeviceDescriptionProto.proto
new file mode 100644
index 0000000..c1d6e22
--- /dev/null
+++ b/incubator/protobuf/models/src/main/proto/net/device/DeviceDescriptionProto.proto
@@ -0,0 +1,18 @@
+syntax = "proto3";
+option java_package = "org.onosproject.grpc.net.device.models";
+
+package net.device;
+
+import "net/device/DeviceEnumsProto.proto";
+
+message DeviceDescriptionProto {
+    string device_uri = 1;
+    net.device.DeviceTypeProto type = 2;
+    string manufacturer = 3;
+    string hw_version = 4;
+    string sw_version = 5;
+    string serial_number = 6;
+    string chassis_id = 7;
+    map<string, string> annotations = 8;
+    bool is_default_available = 9;
+}
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diff --git a/incubator/protobuf/models/src/main/proto/net/device/DeviceEnumsProto.proto b/incubator/protobuf/models/src/main/proto/net/device/DeviceEnumsProto.proto
new file mode 100644
index 0000000..d574a35
--- /dev/null
+++ b/incubator/protobuf/models/src/main/proto/net/device/DeviceEnumsProto.proto
@@ -0,0 +1,39 @@
+syntax = "proto3";
+option java_package = "org.onosproject.grpc.net.device.models";
+
+package net.device;
+
+enum MastershipRoleProto {
+    NONE = 0;
+    MASTER = 1;
+    STANDBY = 2;
+}
+
+enum DeviceTypeProto {
+    OTHER = 0;
+    SWITCH = 1;
+    ROUTER = 2;
+    ROADM = 3;
+    OTN = 4;
+    ROADM_OTN = 5;
+    FIREWALL = 6;
+    BALANCER = 7;
+    IPS = 8;
+    IDS = 9;
+    CONTROLLER = 10;
+    VIRTUAL_DEVICE = 11;
+    FIBER_SWITCH = 12;
+    MICROWAVE = 13;
+}
+
+enum DeviceEventTypeProto {
+    DEVICE_ADDED = 0;
+    DEVICE_UPDATED = 1;
+    DEVICE_REMOVED = 2;
+    DEVICE_SUSPENDED = 3;
+    DEVICE_AVAILABILITY_CHANGED = 4;
+    PORT_ADDED = 5;
+    PORT_UPDATED = 6;
+    PORT_REMOVED = 7;
+    PORT_STATS_UPDATED = 8;
+}
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diff --git a/incubator/protobuf/models/src/main/proto/net/device/DeviceEventProto.proto b/incubator/protobuf/models/src/main/proto/net/device/DeviceEventProto.proto
new file mode 100644
index 0000000..87e7c08
--- /dev/null
+++ b/incubator/protobuf/models/src/main/proto/net/device/DeviceEventProto.proto
@@ -0,0 +1,16 @@
+syntax = "proto3";
+option java_package = "org.onosproject.grpc.net.device.models";
+
+
+import "net/DeviceProto.proto";
+import "net/device/DeviceEnumsProto.proto";
+import "net/PortProto.proto";
+
+package net.device;
+
+// Corresponds to org.onosproject.net.device.DeviceEvent.
+message DeviceNotificationProto {
+    net.DeviceProto device = 1;
+    net.device.DeviceEventTypeProto device_event_type = 2;
+    net.PortProto port = 3;
+}
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diff --git a/incubator/protobuf/models/src/main/proto/net/device/PortDescriptionProto.proto b/incubator/protobuf/models/src/main/proto/net/device/PortDescriptionProto.proto
new file mode 100644
index 0000000..3097a81
--- /dev/null
+++ b/incubator/protobuf/models/src/main/proto/net/device/PortDescriptionProto.proto
@@ -0,0 +1,15 @@
+syntax = "proto3";
+option java_package = "org.onosproject.grpc.net.device.models";
+
+package net.device;
+
+import "net/device/PortEnumsProto.proto";
+
+message PortDescriptionProto {
+    // PortNumber as String PortNumber#toString
+    string port_number = 1;
+    bool is_enabled = 2;
+    net.device.PortTypeProto type = 3;
+    int64 port_speed = 4;
+    map<string, string> annotations = 8;
+}
\ No newline at end of file
diff --git a/incubator/protobuf/models/src/main/proto/net/device/PortEnumsProto.proto b/incubator/protobuf/models/src/main/proto/net/device/PortEnumsProto.proto
new file mode 100644
index 0000000..e7892f8
--- /dev/null
+++ b/incubator/protobuf/models/src/main/proto/net/device/PortEnumsProto.proto
@@ -0,0 +1,23 @@
+syntax = "proto3";
+option java_package = "org.onosproject.grpc.net.device.models";
+
+package net.device;
+
+enum PortTypeProto {
+    // Signifies copper-based connectivity.
+    COPPER = 0;
+    // Signifies optical fiber-based connectivity.
+    FIBER = 1;
+    // Signifies optical fiber-based packet port.
+    PACKET = 2;
+    // Signifies optical fiber-based optical tributary port (called T-port).
+    //The signal from the client side will be formed into a ITU G.709 (OTN) frame.
+    ODUCLT = 3;
+    // Signifies optical fiber-based Line-side port (called L-port).
+    OCH = 4;
+    // Signifies optical fiber-based WDM port (called W-port).
+    //Optical Multiplexing Section (See ITU G.709).
+    OMS = 5;
+    // Signifies virtual port.
+    VIRTUAL_PORT = 6;
+}
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diff --git a/incubator/protobuf/models/src/main/proto/net/device/PortStatisticsProto.proto b/incubator/protobuf/models/src/main/proto/net/device/PortStatisticsProto.proto
new file mode 100644
index 0000000..b089ec9
--- /dev/null
+++ b/incubator/protobuf/models/src/main/proto/net/device/PortStatisticsProto.proto
@@ -0,0 +1,20 @@
+syntax = "proto3";
+option java_package = "org.onosproject.grpc.net.device.models";
+
+package net.device;
+
+message PortStatisticsProto {
+    int32 port = 1;
+    int64 packets_received = 2;
+    int64 packets_sent = 3;
+    int64 bytes_received = 4;
+    int64 bytes_sent = 5;
+    int64 packets_rx_dropped = 6;
+    int64 packets_tx_dropped = 7;
+    int64 packets_rx_errors = 8;
+    int64 packets_tx_errors = 9;
+    int64 duration_sec = 10;
+    int64 duration_nano = 11;
+    bool is_zero = 12;
+    // TODO add all other fields
+}