make objectmapper plugable

Author: mduesterhoeft

.gitignore

@@ -6,6 +6,7 @@ bin/
 .project
 .classpath
 
+*.iml
 .idea/
 out/
 

src/main/kotlin/com/github/mduesterhoeft/router/ApiRequest.kt

@@ -33,4 +33,6 @@ package com.github.mduesterhoeft.router
                 .firstOrNull { it.key.toLowerCase() == httpHeader.toLowerCase() }
                 ?.value
         }
+
+        public fun getHeader(httpHeader: String) = getHeaderCaseInsensitive(httpHeader)
     }

src/main/kotlin/com/github/mduesterhoeft/router/RequestHandler.kt

@@ -14,7 +14,7 @@ import kotlin.reflect.jvm.reflect
 
 abstract class RequestHandler : RequestHandler<ApiRequest, ApiResponse> {
 
-    val objectMapper: ObjectMapper = jacksonObjectMapper()
+    open val objectMapper = jacksonObjectMapper()
 
     override fun handleRequest(input: ApiRequest, context: Context): ApiResponse? {
         log.info("handling request with method '${input.httpMethod}' and path '${input.path}' - Accept:${input.acceptHeader} Content-Type:${input.contentType} $input")