embabel · alexheifetz · May 27, 2026 · May 27, 2026 · May 28, 2026 · May 29, 2026
diff --git a/embabel-agent-a2a/pom.xml b/embabel-agent-a2a/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.embabel.agent</groupId>
         <artifactId>embabel-agent-parent</artifactId>
-        <version>1.0.0-RC1-SNAPSHOT</version>
+        <version>2.0.0-SNAPSHOT</version>
     </parent>
     <artifactId>embabel-agent-a2a</artifactId>
     <packaging>jar</packaging>
@@ -55,6 +55,17 @@
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
         </dependency>
+
+        <!--
+            Spring Boot 4 split the webmvc/MockMvc test slice out of
+            spring-boot-test-autoconfigure into its own artifact. Needed for
+            @AutoConfigureMockMvc and the MockMvc bean used by A2AWebIntegrationTest.
+        -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-webmvc-test</artifactId>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>

diff --git a/...el-agent-a2a/src/main/kotlin/com/embabel/agent/a2a/server/support/A2AEndpointRegistrar.kt b/...el-agent-a2a/src/main/kotlin/com/embabel/agent/a2a/server/support/A2AEndpointRegistrar.kt
@@ -16,7 +16,7 @@
 package com.embabel.agent.a2a.server.support
 
 import com.embabel.agent.a2a.server.AgentCardHandler
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 import io.a2a.spec.AgentCard
 import io.a2a.spec.CancelTaskRequest
 import io.a2a.spec.GetTaskRequest

diff --git a/...bel-agent-a2a/src/main/kotlin/com/embabel/agent/a2a/server/support/A2AStreamingHandler.kt b/...bel-agent-a2a/src/main/kotlin/com/embabel/agent/a2a/server/support/A2AStreamingHandler.kt
@@ -15,7 +15,7 @@
  */
 package com.embabel.agent.a2a.server.support
 
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 import org.springframework.beans.factory.annotation.Qualifier
 import io.a2a.spec.Message
 import io.a2a.spec.SendStreamingMessageResponse

diff --git a/...ent-a2a/src/main/kotlin/com/embabel/agent/a2a/server/support/AutonomyA2ARequestHandler.kt b/...ent-a2a/src/main/kotlin/com/embabel/agent/a2a/server/support/AutonomyA2ARequestHandler.kt
@@ -53,7 +53,7 @@ class AutonomyA2ARequestHandler(
     /**
      * Handles streaming JSON-RPC requests that are not part of the standard SDK
      */
-    fun handleCustomStreamingRequest(method: String, requestMap: Map<String, Any>, objectMapper: com.fasterxml.jackson.databind.ObjectMapper): SseEmitter {
+    fun handleCustomStreamingRequest(method: String, requestMap: Map<String, Any>, objectMapper: tools.jackson.databind.ObjectMapper): SseEmitter {
         return when (method) {
             TaskResubscriptionRequest.METHOD -> {
                 val request = objectMapper.convertValue(requestMap, TaskResubscriptionRequest::class.java)
@@ -351,9 +351,10 @@ class AutonomyA2ARequestHandler(
 
                 // Serialize the object without the content field for DataPart
                 // Convert to map using Jackson, then remove the content field
-                val objectMapper = com.fasterxml.jackson.databind.ObjectMapper()
-                    .registerModule(com.fasterxml.jackson.module.kotlin.KotlinModule.Builder().build())
-                    .findAndRegisterModules()
+                val objectMapper = tools.jackson.databind.json.JsonMapper.builder()
+                    .addModule(tools.jackson.module.kotlin.kotlinModule())
+                    .findAndAddModules()
+                    .build()
 
                 @Suppress("UNCHECKED_CAST")
                 val outputMap = objectMapper.convertValue(output, Map::class.java) as MutableMap<String, Any?>

diff --git a/...c/test/kotlin/com/embabel/agent/a2a/example/simple/horoscope/kotlin/TestStarNewsFinder.kt b/...c/test/kotlin/com/embabel/agent/a2a/example/simple/horoscope/kotlin/TestStarNewsFinder.kt
@@ -33,7 +33,7 @@ import com.embabel.common.ai.model.ModelSelectionCriteria.Companion.Auto
 import com.embabel.ux.form.Text
 import com.fasterxml.jackson.annotation.JsonClassDescription
 import com.fasterxml.jackson.annotation.JsonPropertyDescription
-import com.fasterxml.jackson.databind.annotation.JsonDeserialize
+import tools.jackson.databind.annotation.JsonDeserialize
 import org.springframework.beans.factory.annotation.Value
 
 /**

diff --git a/embabel-agent-a2a/src/test/kotlin/com/embabel/agent/a2a/server/A2AWebIntegrationTest.kt b/embabel-agent-a2a/src/test/kotlin/com/embabel/agent/a2a/server/A2AWebIntegrationTest.kt
@@ -22,15 +22,15 @@ import com.embabel.agent.a2a.server.config.FakeRankerConfiguration
 import com.embabel.agent.api.annotation.support.AgentMetadataReader
 import com.embabel.agent.core.AgentPlatform
 import com.embabel.common.core.types.Semver.Companion.DEFAULT_VERSION
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 import io.a2a.spec.*
 import org.junit.jupiter.api.BeforeEach
 import org.junit.jupiter.api.Disabled
 import org.junit.jupiter.api.Nested
 import org.junit.jupiter.api.Test
 import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration
-import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc
+import org.springframework.boot.webmvc.test.autoconfigure.AutoConfigureMockMvc
 import org.springframework.boot.test.context.SpringBootTest
 import org.springframework.context.annotation.ComponentScan
 import org.springframework.context.annotation.Import

diff --git a/...agent-a2a/src/test/kotlin/com/embabel/agent/a2a/server/support/A2AStreamingHandlerTest.kt b/...agent-a2a/src/test/kotlin/com/embabel/agent/a2a/server/support/A2AStreamingHandlerTest.kt
@@ -15,8 +15,8 @@
  */
 package com.embabel.agent.a2a.server.support
 
-import com.fasterxml.jackson.databind.ObjectMapper
-import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
+import tools.jackson.databind.ObjectMapper
+import tools.jackson.module.kotlin.jacksonObjectMapper
 import io.a2a.spec.Message
 import io.a2a.spec.Task
 import io.a2a.spec.TaskState

diff --git a/...-agent-a2a/src/test/kotlin/com/embabel/agent/a2a/server/support/HasContentArtifactTest.kt b/...-agent-a2a/src/test/kotlin/com/embabel/agent/a2a/server/support/HasContentArtifactTest.kt
@@ -16,8 +16,8 @@
 package com.embabel.agent.a2a.server.support
 
 import com.embabel.agent.domain.library.HasContent
-import com.fasterxml.jackson.databind.ObjectMapper
-import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
+import tools.jackson.databind.ObjectMapper
+import tools.jackson.module.kotlin.jacksonObjectMapper
 import io.a2a.spec.DataPart
 import io.a2a.spec.TextPart
 import org.junit.jupiter.api.Assertions.*
@@ -50,7 +50,7 @@ class HasContentArtifactTest {
     )
 
     private val objectMapper: ObjectMapper = jacksonObjectMapper()
-        .findAndRegisterModules()  // Registers JSR310 module for Instant support
+          // Registers JSR310 module for Instant support
 
     @Test
     fun `should extract content as TextPart when object implements HasContent`() {

diff --git a/embabel-agent-api/pom.xml b/embabel-agent-api/pom.xml
@@ -4,10 +4,10 @@
     <parent>
         <groupId>com.embabel.agent</groupId>
         <artifactId>embabel-agent-parent</artifactId>
-        <version>1.0.0-RC1-SNAPSHOT</version>
+        <version>2.0.0-SNAPSHOT</version>
     </parent>
     <artifactId>embabel-agent-api</artifactId>
-    <version>1.0.0-RC1-SNAPSHOT</version>
+    <version>2.0.0-SNAPSHOT</version>
     <packaging>jar</packaging>
     <name>Embabel Agent API</name>
     <description>Fluent DSL and Kotlin DSL for Agentic Flows</description>
@@ -22,6 +22,8 @@
 
     <properties>
         <spotbugs-annotations.version>4.9.8</spotbugs-annotations.version>
+        <!-- spring-retry was removed from the Spring Boot 4 BOM; pin a Spring-7-compatible version directly. -->
+        <spring-retry.version>2.0.12</spring-retry.version>
         <!-- Exclude test utilities from SonarQube analysis -->
         <sonar.coverage.exclusions>**/test/integration/**</sonar.coverage.exclusions>
         <sonar.cpd.exclusions>**/test/integration/**</sonar.cpd.exclusions>
@@ -110,8 +112,20 @@
             <artifactId>spring-ai-retry</artifactId>
         </dependency>
 
+        <!--
+            Spring Boot 4's BOM no longer manages spring-retry; we use the classic
+            org.springframework.retry API (RetryTemplate / RetryPolicy / RetrySynchronizationManager)
+            so we declare it directly. spring-retry 2.0.x remains binary-compatible
+            with the Spring 7 core abstractions we reference.
+        -->
         <dependency>
-            <groupId>com.fasterxml.jackson.module</groupId>
+            <groupId>org.springframework.retry</groupId>
+            <artifactId>spring-retry</artifactId>
+            <version>${spring-retry.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>tools.jackson.module</groupId>
             <artifactId>jackson-module-kotlin</artifactId>
         </dependency>
 
@@ -174,6 +188,18 @@
             <scope>test</scope>
         </dependency>
 
+        <!--
+          Spring Boot 4 split @AutoConfigureMockMvc (and the rest of the MockMvc test
+          slice) out of spring-boot-test-autoconfigure into a dedicated module under
+          a new package (org.springframework.boot.webmvc.test.autoconfigure). Tests
+          here that use @AutoConfigureMockMvc (e.g. WaitForMvcIntegrationTest) need
+          this dep on the test classpath.
+        -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-webmvc-test</artifactId>
+            <scope>test</scope>
+        </dependency>
 
     </dependencies>
 

diff --git a/...agent-api/src/main/kotlin/com/embabel/agent/api/annotation/support/AgentMetadataReader.kt b/...agent-api/src/main/kotlin/com/embabel/agent/api/annotation/support/AgentMetadataReader.kt
@@ -35,7 +35,7 @@ import com.embabel.common.core.types.Semver
 import com.embabel.common.util.NameUtils
 import com.embabel.common.util.loggerFor
 import com.fasterxml.jackson.annotation.JsonTypeInfo
-import com.fasterxml.jackson.databind.annotation.JsonDeserialize
+import tools.jackson.databind.annotation.JsonDeserialize
 import org.slf4j.LoggerFactory
 import org.springframework.cglib.proxy.Enhancer
 import org.springframework.stereotype.Service

diff --git a/...l-agent-api/src/main/kotlin/com/embabel/agent/api/annotation/support/CurriedActionTool.kt b/...l-agent-api/src/main/kotlin/com/embabel/agent/api/annotation/support/CurriedActionTool.kt
@@ -17,7 +17,7 @@ package com.embabel.agent.api.annotation.support
 
 import com.embabel.agent.api.tool.Tool
 import com.embabel.agent.core.*
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 import org.slf4j.LoggerFactory
 
 /**

diff --git a/...agent-api/src/main/kotlin/com/embabel/agent/api/annotation/support/TypeSchemaExtractor.kt b/...agent-api/src/main/kotlin/com/embabel/agent/api/annotation/support/TypeSchemaExtractor.kt
@@ -17,7 +17,7 @@ package com.embabel.agent.api.annotation.support
 
 import com.embabel.agent.core.Action
 import com.embabel.agent.core.Blackboard
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 import kotlin.reflect.KClass
 import kotlin.reflect.full.memberProperties
 

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/common/PlatformServices.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/common/PlatformServices.kt
@@ -32,7 +32,7 @@ import com.embabel.agent.spi.config.spring.AgentPlatformProperties
 import com.embabel.chat.ConversationFactoryProvider
 import com.embabel.common.ai.model.ModelProvider
 import com.embabel.common.textio.template.TemplateRenderer
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 
 /**
  * Services used by the platform and available to user-authored code.

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/common/PromptRunner.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/common/PromptRunner.kt
@@ -1130,8 +1130,8 @@ inline fun <reified T> PromptRunner.Rendering.createObject(
  * and [withoutProperties].
  * @param properties the properties that are to be included
  */
-fun <T, Any> Creating<T>.withProperties(
-    vararg properties: KProperty1<T, Any>,
+fun <T> Creating<T>.withProperties(
+    vararg properties: KProperty1<T, *>,
 ): Creating<T> =
     withProperties(*properties.map { it.name }.toTypedArray())
 
@@ -1143,7 +1143,7 @@ fun <T, Any> Creating<T>.withProperties(
  * and [withProperties].
  * @param properties the properties that are to be included
  */
-fun <T, Any> Creating<T>.withoutProperties(
-    vararg properties: KProperty1<T, Any>,
+fun <T> Creating<T>.withoutProperties(
+    vararg properties: KProperty1<T, *>,
 ): Creating<T> =
     withoutProperties(*properties.map { it.name }.toTypedArray())
diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/common/support/DelegatingCreating.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/common/support/DelegatingCreating.kt
@@ -21,7 +21,7 @@ import com.embabel.chat.Message
 import com.embabel.chat.UserMessage
 import com.embabel.common.ai.prompt.PromptContributor
 import com.embabel.common.textio.template.TemplateRenderer
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 import java.lang.reflect.Field
 import java.util.function.Predicate
 

diff --git a/...gent-api/src/main/kotlin/com/embabel/agent/api/common/support/OperationContextDelegate.kt b/...gent-api/src/main/kotlin/com/embabel/agent/api/common/support/OperationContextDelegate.kt
@@ -53,7 +53,7 @@ import com.embabel.common.core.thinking.ThinkingResponse
 import com.embabel.common.core.types.ZeroToOne
 import com.embabel.common.textio.template.TemplateRenderer
 import com.embabel.common.util.loggerFor
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 import java.lang.reflect.Field
 import java.util.concurrent.atomic.AtomicLong
 import java.util.function.Predicate

diff --git a/...agent-api/src/main/kotlin/com/embabel/agent/api/common/support/PromptExecutionDelegate.kt b/...agent-api/src/main/kotlin/com/embabel/agent/api/common/support/PromptExecutionDelegate.kt
@@ -41,7 +41,7 @@ import com.embabel.common.core.streaming.StreamingEvent
 import com.embabel.common.core.thinking.ThinkingResponse
 import com.embabel.common.core.types.ZeroToOne
 import com.embabel.common.textio.template.TemplateRenderer
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 import java.lang.reflect.Field
 import java.util.function.Predicate
 import reactor.core.publisher.Flux

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/reference/LlmReferenceProviders.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/reference/LlmReferenceProviders.kt
@@ -15,10 +15,10 @@
  */
 package com.embabel.agent.api.reference
 
-import com.fasterxml.jackson.databind.ObjectMapper
-import com.fasterxml.jackson.dataformat.yaml.YAMLFactory
-import com.fasterxml.jackson.module.kotlin.readValue
-import com.fasterxml.jackson.module.kotlin.registerKotlinModule
+import tools.jackson.databind.ObjectMapper
+import tools.jackson.dataformat.yaml.YAMLMapper
+import tools.jackson.module.kotlin.readValue
+import tools.jackson.module.kotlin.kotlinModule
 import org.springframework.core.io.DefaultResourceLoader
 import org.springframework.core.io.ResourceLoader
 
@@ -27,7 +27,7 @@ import org.springframework.core.io.ResourceLoader
  */
 object LlmReferenceProviders {
 
-    private val yamlMapper = ObjectMapper(YAMLFactory()).registerKotlinModule()
+    private val yamlMapper = YAMLMapper.builder().addModule(kotlinModule()).build()
 
     /**
      * Parse a YML file at the given resource location into a list of LlmReference

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/CommunicateTool.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/CommunicateTool.kt
@@ -46,8 +46,8 @@
             Tool.Parameter.string("message", "The message to send to the user"),
         ),
     ) { input ->
-        val parsed = com.fasterxml.jackson.databind.ObjectMapper().readTree(input)
+        val parsed = tools.jackson.databind.ObjectMapper().readTree(input)
         val message = parsed.get("message")?.asText()
             ?: return@of Tool.Result.error("Missing 'message' parameter")
 
        val process = AgentProcess.get()

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/DomainTypeInputSchema.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/DomainTypeInputSchema.kt
@@ -20,7 +20,7 @@ import com.embabel.agent.core.DomainType
 import com.embabel.agent.core.DomainTypePropertyDefinition
 import com.embabel.agent.core.PropertyDefinition
 import com.embabel.agent.core.ValuePropertyDefinition
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 
 /**
  * InputSchema implementation that generates JSON schema from a [DomainType].

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/MethodTool.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/MethodTool.kt
@@ -19,7 +19,7 @@ import com.embabel.agent.api.annotation.LlmTool
 import com.embabel.agent.api.annotation.LlmTool.Param
 import com.embabel.agent.api.tool.VictoolsSchemaGenerator.ParameterInfo
 import com.embabel.agent.core.ReplanRequestedException
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 import java.lang.reflect.Method
 import java.lang.reflect.Type
 import kotlin.reflect.KFunction

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/MethodToolFactory.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/MethodToolFactory.kt
@@ -19,8 +19,8 @@ import com.embabel.agent.api.annotation.LlmTool
 import com.embabel.agent.api.annotation.MatryoshkaTools
 import com.embabel.agent.api.annotation.UnfoldingTools
 import com.embabel.agent.api.tool.progressive.UnfoldingTool
-import com.fasterxml.jackson.databind.ObjectMapper
-import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
+import tools.jackson.databind.ObjectMapper
+import tools.jackson.module.kotlin.jacksonObjectMapper
 import org.slf4j.LoggerFactory
 import org.springframework.core.KotlinDetector
 import java.lang.reflect.Method

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/ProgressTool.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/ProgressTool.kt
@@ -39,8 +39,8 @@
             Tool.Parameter.string("status", "Short progress message describing what you're currently doing"),
         ),
     ) { input ->
-        val parsed = com.fasterxml.jackson.databind.ObjectMapper().readTree(input)
+        val parsed = tools.jackson.databind.ObjectMapper().readTree(input)
         val status = parsed.get("status")?.asText()
             ?: return@of Tool.Result.error("Missing 'status' parameter")
 
        val process = AgentProcess.get()

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/Tool.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/Tool.kt
@@ -18,7 +18,7 @@ package com.embabel.agent.api.tool
 import com.embabel.agent.api.tool.Tool.Definition
 import com.embabel.agent.api.tool.progressive.UnfoldingTool
 import com.embabel.agent.core.DomainType
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 
 /**
  * Tool information including definition and metadata,
@@ -498,7 +498,7 @@ interface Tool : ToolInfo {
 
         @JvmStatic
         fun fromInstance(instance: Any): List<Tool> =
-            super.fromInstance(instance, com.fasterxml.jackson.module.kotlin.jacksonObjectMapper())
+            super.fromInstance(instance, tools.jackson.module.kotlin.jacksonObjectMapper())
 
         @JvmStatic
         override fun fromInstance(
@@ -508,7 +508,7 @@ interface Tool : ToolInfo {
 
         @JvmStatic
         fun safelyFromInstance(instance: Any): List<Tool> =
-            super.safelyFromInstance(instance, com.fasterxml.jackson.module.kotlin.jacksonObjectMapper())
+            super.safelyFromInstance(instance, tools.jackson.module.kotlin.jacksonObjectMapper())
 
         @JvmStatic
         override fun safelyFromInstance(

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/ToolCallSupport.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/ToolCallSupport.kt
@@ -15,7 +15,7 @@
  */
 package com.embabel.agent.api.tool
 
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 import org.jetbrains.annotations.ApiStatus
 import org.slf4j.Logger
 import java.lang.reflect.Type

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/TypeBasedInputSchema.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/TypeBasedInputSchema.kt
@@ -15,7 +15,7 @@
  */
 package com.embabel.agent.api.tool
 
-import com.fasterxml.jackson.databind.ObjectMapper
+import tools.jackson.databind.ObjectMapper
 import kotlin.reflect.KClass
 import kotlin.reflect.full.memberProperties
 import kotlin.reflect.jvm.javaType

diff --git a/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/TypedTool.kt b/embabel-agent-api/src/main/kotlin/com/embabel/agent/api/tool/TypedTool.kt
@@ -15,8 +15,8 @@
  */
 package com.embabel.agent.api.tool
 
-import com.fasterxml.jackson.databind.ObjectMapper
-import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
+import tools.jackson.databind.ObjectMapper
+import tools.jackson.module.kotlin.jacksonObjectMapper
 import java.util.function.Function
 
 /**