Use OkHttpUtils in more places

dd-java-agent/instrumentation/akka-http-10.0/src/test/groovy/AkkaHttpServerInstrumentationTest.groovy

@@ -1,8 +1,8 @@
 import datadog.trace.agent.test.AgentTestRunner
+import datadog.trace.agent.test.utils.OkHttpUtils
 import datadog.trace.api.DDSpanTypes
 import datadog.trace.api.DDTags
 import io.opentracing.tag.Tags
-import okhttp3.OkHttpClient
 import okhttp3.Request
 import spock.lang.Shared
 
@@ -18,6 +18,9 @@ class AkkaHttpServerInstrumentationTest extends AgentTestRunner {
   @Shared
   int syncPort
 
+  @Shared
+  def client = OkHttpUtils.client()
+
   def setupSpec() {
     AkkaHttpTestAsyncWebServer.start()
     asyncPort = AkkaHttpTestAsyncWebServer.port()
@@ -32,7 +35,6 @@ class AkkaHttpServerInstrumentationTest extends AgentTestRunner {
 
   def "#server 200 request trace"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/test")
       .header("x-datadog-trace-id", "123")
@@ -79,7 +81,6 @@ class AkkaHttpServerInstrumentationTest extends AgentTestRunner {
 
   def "#server exceptions trace for #endpoint"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/$endpoint")
       .get()
@@ -120,7 +121,6 @@ class AkkaHttpServerInstrumentationTest extends AgentTestRunner {
 
   def "#server 5xx trace"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/server-error")
       .get()
@@ -160,7 +160,6 @@ class AkkaHttpServerInstrumentationTest extends AgentTestRunner {
 
   def "#server 4xx trace"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/not-found")
       .get()

dd-java-agent/instrumentation/play-2.4/src/latestDepTest/groovy/Play26Test.groovy

@@ -1,7 +1,7 @@
 import datadog.trace.agent.test.AgentTestRunner
 import datadog.trace.agent.test.TestUtils
+import datadog.trace.agent.test.utils.OkHttpUtils
 import datadog.trace.api.DDSpanTypes
-import okhttp3.OkHttpClient
 import okhttp3.Request
 import play.api.test.TestServer
 import play.test.Helpers
@@ -19,6 +19,9 @@ class Play26Test extends AgentTestRunner {
   @Shared
   TestServer testServer
 
+  @Shared
+  def client = OkHttpUtils.client()
+
   def setupSpec() {
     port = TestUtils.randomOpenPort()
     testServer = Helpers.testServer(port, Play26TestUtils.buildTestApp())
@@ -31,7 +34,6 @@ class Play26Test extends AgentTestRunner {
 
   def "request traces"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/helloplay/spock")
       .header("x-datadog-trace-id", "123")
@@ -88,7 +90,6 @@ class Play26Test extends AgentTestRunner {
 
   def "5xx errors trace"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/make-error")
       .get()
@@ -139,7 +140,6 @@ class Play26Test extends AgentTestRunner {
 
   def "error thrown in request"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/exception")
       .get()
@@ -194,7 +194,6 @@ class Play26Test extends AgentTestRunner {
 
   def "4xx errors trace"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/nowhere")
       .get()

dd-java-agent/instrumentation/play-2.4/src/test/groovy/Play24Test.groovy

@@ -1,8 +1,8 @@
 import datadog.opentracing.DDSpan
 import datadog.trace.agent.test.AgentTestRunner
 import datadog.trace.agent.test.TestUtils
+import datadog.trace.agent.test.utils.OkHttpUtils
 import datadog.trace.api.DDSpanTypes
-import okhttp3.OkHttpClient
 import okhttp3.Request
 import play.api.test.TestServer
 import play.test.Helpers
@@ -14,6 +14,9 @@ class Play24Test extends AgentTestRunner {
   @Shared
   TestServer testServer
 
+  @Shared
+  def client = OkHttpUtils.client()
+
   def setupSpec() {
     port = TestUtils.randomOpenPort()
     testServer = Helpers.testServer(port, Play24TestUtils.buildTestApp())
@@ -26,7 +29,6 @@ class Play24Test extends AgentTestRunner {
 
   def "request traces"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/helloplay/spock")
       .header("x-datadog-trace-id", "123")
@@ -63,7 +65,6 @@ class Play24Test extends AgentTestRunner {
 
   def "5xx errors trace"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/make-error")
       .get()
@@ -91,7 +92,6 @@ class Play24Test extends AgentTestRunner {
 
   def "error thrown in request"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/exception")
       .get()
@@ -122,7 +122,6 @@ class Play24Test extends AgentTestRunner {
 
   def "4xx errors trace"() {
     setup:
-    OkHttpClient client = new OkHttpClient.Builder().build()
     def request = new Request.Builder()
       .url("http://localhost:$port/nowhere")
       .get()

dd-java-agent/testing/src/test/groovy/server/ServerTest.groovy

@@ -5,7 +5,6 @@ import datadog.trace.agent.test.AgentTestRunner
 import datadog.trace.agent.test.utils.OkHttpUtils
 import datadog.trace.common.writer.ListWriter
 import okhttp3.MultipartBody
-import okhttp3.OkHttpClient
 import okhttp3.Request
 import spock.lang.Shared
 
@@ -13,7 +12,6 @@ import static datadog.trace.agent.test.asserts.ListWriterAssert.assertTraces
 import static datadog.trace.agent.test.server.http.TestHttpServer.httpServer
 
 /* Don't actually need AgentTestRunner, but it messes up the classloader for AgentTestRunnerTest if this runs first. */
-
 class ServerTest extends AgentTestRunner {
   @Shared
   def client = OkHttpUtils.client()
@@ -233,7 +231,7 @@ class ServerTest extends AgentTestRunner {
 
   def "server redirect"() {
     setup:
-    client = new OkHttpClient().newBuilder().followRedirects(followRedirects).build()
+    client = OkHttpUtils.clientBuilder().followRedirects(followRedirects).build()
     def server = httpServer {
       handlers {
         get("/redirect") {