CORE-4714 Avro schema for uniqueness check request / response protocol (#358)

* Avro schema for uniqueness check request / responses
* Make time window upper bound mandatory

Author: relyafi

data/avro-schema/src/main/resources/avro/net/corda/data/uniqueness/UniquenessCheckRequest.avsc

@@ -0,0 +1,43 @@
+{
+  "type": "record",
+  "name": "UniquenessCheckRequest",
+  "namespace": "net.corda.data.uniqueness",
+  "fields": [
+    {
+      "name": "txId",
+      "type": "string"
+    },
+    {
+      "name": "inputStates",
+      "type": {
+        "type": "array",
+        "items": "string"
+      }
+    },
+    {
+      "name": "referenceStates",
+      "type": {
+        "type": "array",
+        "items": "string"
+      }
+    },
+    {
+      "name": "numOutputStates",
+      "type": "int"
+    },
+    {
+      "name": "timeWindowLowerBound",
+      "type": ["null", {
+        "type": "long",
+        "logicalType": "timestamp-millis"
+      }]
+    },
+    {
+      "name": "timeWindowUpperBound",
+      "type": {
+        "type": "long",
+        "logicalType": "timestamp-millis"
+      }
+    }
+  ]
+}

data/avro-schema/src/main/resources/avro/net/corda/data/uniqueness/UniquenessCheckResponse.avsc

@@ -0,0 +1,23 @@
+{
+  "type": "record",
+  "name": "UniquenessCheckResponse",
+  "namespace": "net.corda.data.uniqueness",
+  "fields": [
+    {
+      "name": "txId",
+      "type": "string"
+    },
+    {
+      "name": "result",
+      "type": [
+        "net.corda.data.uniqueness.UniquenessCheckResultSuccess",
+        "net.corda.data.uniqueness.UniquenessCheckResultInputStateConflict",
+        "net.corda.data.uniqueness.UniquenessCheckResultInputStateUnknown",
+        "net.corda.data.uniqueness.UniquenessCheckResultReferenceStateConflict",
+        "net.corda.data.uniqueness.UniquenessCheckResultReferenceStateUnknown",
+        "net.corda.data.uniqueness.UniquenessCheckResultTimeWindowOutOfBounds",
+        "net.corda.data.uniqueness.UniquenessCheckResultMalformedRequest"
+      ]
+    }
+  ]
+}

data/avro-schema/src/main/resources/avro/net/corda/data/uniqueness/UniquenessCheckResultInputStateConflict.avsc

@@ -0,0 +1,14 @@
+{
+  "type": "record",
+  "name": "UniquenessCheckResultInputStateConflict",
+  "namespace": "net.corda.data.uniqueness",
+  "fields": [
+    {
+      "name": "conflictingStates",
+      "type": {
+        "type": "array",
+        "items": "string"
+      }
+    }
+  ]
+}

data/avro-schema/src/main/resources/avro/net/corda/data/uniqueness/UniquenessCheckResultInputStateUnknown.avsc

@@ -0,0 +1,14 @@
+{
+  "type": "record",
+  "name": "UniquenessCheckResultInputStateUnknown",
+  "namespace": "net.corda.data.uniqueness",
+  "fields": [
+    {
+      "name": "unknownStates",
+      "type": {
+        "type": "array",
+        "items": "string"
+      }
+    }
+  ]
+}

data/avro-schema/src/main/resources/avro/net/corda/data/uniqueness/UniquenessCheckResultMalformedRequest.avsc

@@ -0,0 +1,11 @@
+{
+  "type": "record",
+  "name": "UniquenessCheckResultMalformedRequest",
+  "namespace": "net.corda.data.uniqueness",
+  "fields": [
+    {
+      "name": "errorText",
+      "type": "string"
+    }
+  ]
+}

data/avro-schema/src/main/resources/avro/net/corda/data/uniqueness/UniquenessCheckResultReferenceStateConflict.avsc

@@ -0,0 +1,14 @@
+{
+  "type": "record",
+  "name": "UniquenessCheckResultReferenceStateConflict",
+  "namespace": "net.corda.data.uniqueness",
+  "fields": [
+    {
+      "name": "conflictingStates",
+      "type": {
+        "type": "array",
+        "items": "string"
+      }
+    }
+  ]
+}

data/avro-schema/src/main/resources/avro/net/corda/data/uniqueness/UniquenessCheckResultReferenceStateUnknown.avsc

@@ -0,0 +1,14 @@
+{
+  "type": "record",
+  "name": "UniquenessCheckResultReferenceStateUnknown",
+  "namespace": "net.corda.data.uniqueness",
+  "fields": [
+    {
+      "name": "unknownStates",
+      "type": {
+        "type": "array",
+        "items": "string"
+      }
+    }
+  ]
+}

data/avro-schema/src/main/resources/avro/net/corda/data/uniqueness/UniquenessCheckResultSuccess.avsc

@@ -0,0 +1,14 @@
+{
+  "type": "record",
+  "name": "UniquenessCheckResultSuccess",
+  "namespace": "net.corda.data.uniqueness",
+  "fields": [
+    {
+      "name": "commitTimestamp",
+      "type": {
+        "type": "long",
+        "logicalType": "timestamp-millis"
+      }
+    }
+  ]
+}

data/avro-schema/src/main/resources/avro/net/corda/data/uniqueness/UniquenessCheckResultTimeWindowOutOfBounds.avsc

@@ -0,0 +1,28 @@
+{
+  "type": "record",
+  "name": "UniquenessCheckResultTimeWindowOutOfBounds",
+  "namespace": "net.corda.data.uniqueness",
+  "fields": [
+    {
+      "name": "evaluationTimestamp",
+      "type": {
+        "type": "long",
+        "logicalType": "timestamp-millis"
+      }
+    },
+    {
+      "name": "timeWindowLowerBound",
+      "type": ["null", {
+        "type": "long",
+        "logicalType": "timestamp-millis"
+      }]
+    },
+    {
+      "name": "timeWindowUpperBound",
+      "type": {
+        "type": "long",
+        "logicalType": "timestamp-millis"
+      }
+    }
+  ]
+}