uranusjr commented on code in PR #69100:
URL: https://github.com/apache/airflow/pull/69100#discussion_r3526365607


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java-sdk/sdk/src/main/kotlin/org/apache/airflow/sdk/Context.kt:
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@@ -19,17 +19,76 @@
 
 package org.apache.airflow.sdk
 
+import org.apache.airflow.sdk.execution.Logger
+import org.apache.airflow.sdk.execution.comm.DagRun.DagRunType
 import org.apache.airflow.sdk.execution.comm.StartupDetails
+import java.time.OffsetDateTime
+
+private val logger = Logger(Context::class)
+
+private fun Any?.toDateTime(): OffsetDateTime? =
+  when (this) {
+    null -> null
+    is OffsetDateTime -> this
+    is String ->
+      runCatching { OffsetDateTime.parse(this) }.getOrElse {
+        logger.warning("Ignoring unparsable date-time in run context", 
mapOf("value" to this))
+        null
+      }
+    else -> {
+      logger.warning("Ignoring unexpected date-time value in run context", 
mapOf("value" to this))
+      null
+    }
+  }
+
+private fun Any?.toConf(): Map<String, Any?> =
+  when (this) {
+    null -> emptyMap()
+    is Map<*, *> -> entries.mapNotNull { (key, value) -> (key as? String)?.let 
{ it to value } }.toMap()
+    else -> {
+      logger.warning("Ignoring unexpected conf value in run context", 
mapOf("value" to this))
+      emptyMap()
+    }
+  }
+
+private fun DagRunType?.toRunType(): RunType? =
+  this?.let { dagRunType ->
+    runCatching { RunType.valueOf(dagRunType.name) }.getOrElse {
+      logger.warning("Ignoring unrecognized run type in run context", 
mapOf("value" to dagRunType.name))
+      null
+    }
+  }
+
+enum class RunType {

Review Comment:
   I would name this `DagRunType` to match the API and the Python type.



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