destination-dev-null: convert production code to kotlin (#45648)

## What
<!--
* Describe what the change is solving. Link all GitHub issues related to this change.
-->

## How
<!--
* Describe how code changes achieve the solution.
-->

## Review guide
<!--
1. `x.py`
2. `y.py`
-->

## User Impact
<!--
* What is the end result perceived by the user?
* If there are negative side effects, please list them. 
-->

## Can this PR be safely reverted and rolled back?
<!--
* If unsure, leave it blank.
-->
- [ ] YES 💚
- [ ] NO ❌

airbyte-integrations/connectors/destination-dev-null/metadata.yaml

@@ -2,7 +2,7 @@ data:
   connectorSubtype: file
   connectorType: destination
   definitionId: a7bcc9d8-13b3-4e49-b80d-d020b90045e3
-  dockerImageTag: 0.3.3
+  dockerImageTag: 0.4.0
   dockerRepository: airbyte/destination-dev-null
   githubIssueLabel: destination-dev-null
   icon: airbyte.svg

airbyte-integrations/connectors/destination-dev-null/src/main/kotlin/io/airbyte/integrations/destination/dev_null/DevNullDestination.kt

@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2023 Airbyte, Inc., all rights reserved.
+ */
+package io.airbyte.integrations.destination.dev_null
+
+import com.fasterxml.jackson.databind.node.ArrayNode
+import com.fasterxml.jackson.databind.node.ObjectNode
+import io.airbyte.cdk.integrations.base.Destination
+import io.airbyte.cdk.integrations.base.IntegrationRunner
+import io.airbyte.cdk.integrations.base.spec_modification.SpecModifyingDestination
+import io.airbyte.commons.json.Jsons
+import io.airbyte.integrations.destination.e2e_test.TestingDestinations
+import io.airbyte.protocol.models.v0.ConnectorSpecification
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+
+class DevNullDestination : SpecModifyingDestination(TestingDestinations()), Destination {
+    /** 1. Update the title. 2. Only keep the "silent" mode. */
+    override fun modifySpec(originalSpec: ConnectorSpecification): ConnectorSpecification {
+        val spec = Jsons.clone(originalSpec)
+
+        (spec.connectionSpecification as ObjectNode).put("title", DEV_NULL_DESTINATION_TITLE)
+
+        val properties =
+            spec.connectionSpecification["properties"]["test_destination"] as ObjectNode
+        val types = properties["oneOf"] as ArrayNode
+        val typesIterator = types.elements()
+        while (typesIterator.hasNext()) {
+            val typeNode = typesIterator.next()
+            if (
+                !typeNode["properties"]["test_destination_type"]["const"]
+                    .asText()
+                    .equals("silent", ignoreCase = true)
+            ) {
+                typesIterator.remove()
+            }
+        }
+        return spec
+    }
+
+    companion object {
+        private val LOGGER: Logger = LoggerFactory.getLogger(DevNullDestination::class.java)
+        private const val DEV_NULL_DESTINATION_TITLE = "E2E Test (/dev/null) Destination Spec"
+
+        @Throws(Exception::class)
+        @JvmStatic
+        fun main(args: Array<String>) {
+            LOGGER.info("Starting destination: {}", DevNullDestination::class.java)
+            IntegrationRunner(DevNullDestination()).run(args)
+            LOGGER.info("Completed destination: {}", DevNullDestination::class.java)
+        }
+    }
+}

airbyte-integrations/connectors/destination-e2e-test/metadata.yaml

@@ -2,7 +2,7 @@ data:
   connectorSubtype: unknown
   connectorType: destination
   definitionId: 2eb65e87-983a-4fd7-b3e3-9d9dc6eb8537
-  dockerImageTag: 0.3.6
+  dockerImageTag: 0.4.0
   dockerRepository: airbyte/destination-e2e-test
   githubIssueLabel: destination-e2e-test
   icon: airbyte.svg