Fix log message and add ignores

Also add CODEOWNERS

.github/CODEOWNERS

@@ -0,0 +1,4 @@
+# Automatically assign the team as a reviewer.
+# https://help.github.com/en/articles/about-code-owners
+
+* @DataDog/apm-java

dd-java-agent/agent-tooling/src/main/java/datadog/trace/agent/tooling/AgentInstaller.java

@@ -121,6 +121,16 @@ public class AgentInstaller {
             .or(nameStartsWith("com.intellij.rt.debugger."))
             .or(nameStartsWith("com.p6spy."))
             .or(nameStartsWith("com.newrelic."))
+            .or(nameStartsWith("com.dynatrace."))
+            .or(nameStartsWith("com.jloadtrace."))
+            .or(nameStartsWith("com.appdynamics."))
+            .or(nameStartsWith("com.singularity."))
+            .or(nameStartsWith("com.jinspired."))
+            .or(nameStartsWith("org.jinspired."))
+            .or(nameStartsWith("org.apache.log4j."))
+            .or(nameStartsWith("org.slf4j.").and(not(named("org.slf4j.MDC"))))
+            .or(nameContains("$JaxbAccessor"))
+            .or(nameContains("CGLIB$$"))
             .or(nameContains("javassist"))
             .or(nameContains(".asm."))
             .or(nameMatches("com\\.mchange\\.v2\\.c3p0\\..*Proxy"))

dd-java-agent/agent-tooling/src/main/java/datadog/trace/agent/tooling/ClassLoaderMatcher.java

@@ -53,6 +53,7 @@ public class ClassLoaderMatcher {
       classesToSkip.add("sun.reflect.DelegatingClassLoader");
       classesToSkip.add("jdk.internal.reflect.DelegatingClassLoader");
       classesToSkip.add("clojure.lang.DynamicClassLoader");
+      classesToSkip.add("org.apache.cxf.common.util.ASMHelper$TypeHelperClassLoader");
       classesToSkip.add(DatadogClassLoader.class.getName());
       CLASSLOADER_CLASSES_TO_SKIP = Collections.unmodifiableSet(classesToSkip);
     }

dd-trace-java.gradle

@@ -3,6 +3,7 @@ plugins {
   id 'com.jfrog.artifactory' version '4.8.1'
   id 'com.jfrog.bintray' version '1.8.4'
   id 'org.unbroken-dome.test-sets' version '2.1.1'
+  id 'com.github.ben-manes.versions' version '0.21.0'
 
   id 'com.gradle.build-scan' version '2.2.1'
   // Not applying google java format by default because it gets confused by stray java build

dd-trace-ot/src/main/java/datadog/trace/common/writer/DDApi.java

@@ -159,7 +159,7 @@ public class DDApi {
           } else if (nextAllowedLogTime < System.currentTimeMillis()) {
             nextAllowedLogTime = System.currentTimeMillis() + MILLISECONDS_BETWEEN_ERROR_LOG;
             log.warn(
-                "Error while sending {} of {} traces to the DD agent. Status: {} (going silent for {} minutes)",
+                "Error while sending {} of {} traces to the DD agent. Status: {} {} (going silent for {} minutes)",
                 traces.size(),
                 representativeCount,
                 response.code(),