feat(junit-4.10): Migrate to JSON component

Author: PerfectSlayer

dd-java-agent/instrumentation/junit-4.10/build.gradle

@@ -17,6 +17,8 @@ tasks.named("compileLatestDepTestGroovy").configure {
 }
 
 dependencies {
+  implementation project(':components:json:json-io')
+
   compileOnly group: 'junit', name: 'junit', version: '4.10'
 
   testImplementation testFixtures(project(':dd-java-agent:agent-ci-visibility'))

dd-java-agent/instrumentation/junit-4.10/src/main/java/datadog/trace/instrumentation/junit4/JUnit4Utils.java

@@ -1,5 +1,7 @@
 package datadog.trace.instrumentation.junit4;
 
+import static datadog.json.io.JsonMapper.toJson;
+
 import datadog.trace.api.civisibility.config.TestIdentifier;
 import datadog.trace.api.civisibility.events.TestDescriptor;
 import datadog.trace.api.civisibility.events.TestSuiteDescriptor;
@@ -201,7 +203,7 @@ public static String getParameters(final Description description) {
 
     // No public access to the test parameters map in JUnit4.
     // In this case, we store the fullTestName in the "metadata.test_name" object.
-    return "{\"metadata\":{\"test_name\":\"" + Strings.escapeToJson(methodName) + "\"}}";
+    return "{\"metadata\":{\"test_name\":\"" + toJson(methodName) + "\"}}";
   }
 
   public static List<String> getCategories(Class<?> testClass, @Nullable Method testMethod) {