feat: SDK-1568 expose okhttp client as a configuration in a second bu… (#231)

Author: dtayeh

.github/workflows/generate-and-publish-sdk-sources.yaml

@@ -18,7 +18,7 @@ on:
 
 jobs:
   generate-and-publish-sources:
-    uses: ExpediaGroup/expediagroup-java-sdk/.github/workflows/selfserve-full-workflow.yaml@v20241125
+    uses: ExpediaGroup/expediagroup-java-sdk/.github/workflows/selfserve-full-workflow.yaml@v20241126
     secrets: inherit
     with:
       name: rapid

customizations/generator/openapi/src/main/resources/templates/expediagroup-sdk/client.mustache

@@ -26,12 +26,27 @@ class {{clientClassname}}Client private constructor(clientConfiguration: RapidCl
 
     class Builder : BaseRapidClient.Builder<Builder>() {
         override fun build() = {{clientClassname}}Client(
-            RapidClientConfiguration(key, secret, endpoint, requestTimeout, connectionTimeout, socketTimeout, maskedLoggingHeaders, maskedLoggingBodyFields)
+            RapidClientConfiguration(key, secret, endpoint, requestTimeout, connectionTimeout, socketTimeout, maskedLoggingHeaders, maskedLoggingBodyFields, null)
         )
     }
 
+    class BuilderWithHttpClient() : BaseRapidClient.BuilderWithHttpClient<BuilderWithHttpClient>() {
+        override fun build() : {{clientClassname}}Client {
+
+            if (okHttpClient == null) {
+                throw ExpediaGroupConfigurationException(getMissingRequiredConfigurationMessage(ConfigurationName.OKHTTP_CLIENT))
+            }
+
+            return {{clientClassname}}Client(
+                RapidClientConfiguration(key, secret, endpoint, null, null, null, maskedLoggingHeaders, maskedLoggingBodyFields, okHttpClient)
+            )
+        }
+    }
+
     companion object {
         @JvmStatic fun builder() = Builder()
+
+        @JvmStatic fun builderWithHttpClient() = BuilderWithHttpClient()
     }
 
     override suspend fun throwServiceException(response: HttpResponse, operationId: String) {

customizations/generator/openapi/src/main/resources/templates/expediagroup-sdk/imports/core.mustache

@@ -1,7 +1,10 @@
 import com.expediagroup.sdk.core.client.BaseRapidClient
 import com.expediagroup.sdk.core.configuration.RapidClientConfiguration
+import com.expediagroup.sdk.core.constant.ConfigurationName
 import com.expediagroup.sdk.core.constant.HeaderKey
+import com.expediagroup.sdk.core.constant.provider.ExceptionMessageProvider.getMissingRequiredConfigurationMessage
 import com.expediagroup.sdk.core.model.exception.ExpediaGroupException
+import com.expediagroup.sdk.core.model.exception.client.ExpediaGroupConfigurationException
 import com.expediagroup.sdk.core.model.exception.service.ExpediaGroupServiceException
 import com.expediagroup.sdk.core.model.exception.handle
 import com.expediagroup.sdk.core.model.paging.Paginator