diff --git a/dd-java-agent/src/main/java/com/datadoghq/trace/agent/integration/MongoHelper.java b/dd-java-agent/src/main/java/com/datadoghq/trace/agent/integration/MongoHelper.java
index ad6b831ca6..0c9a003a13 100644
--- a/dd-java-agent/src/main/java/com/datadoghq/trace/agent/integration/MongoHelper.java
+++ b/dd-java-agent/src/main/java/com/datadoghq/trace/agent/integration/MongoHelper.java
@@ -5,16 +5,15 @@ import com.mongodb.MongoClientOptions;
 import com.mongodb.event.CommandStartedEvent;
 import io.opentracing.Span;
 import io.opentracing.contrib.mongo.TracingCommandListener;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
 import lombok.extern.slf4j.Slf4j;
 import org.bson.BsonDocument;
 import org.bson.BsonString;
 import org.bson.BsonValue;
 import org.jboss.byteman.rule.Rule;
 
-import java.util.Arrays;
-import java.util.List;
-import java.util.Map;
-
 /** Patch the Mongo builder before constructing the final client */
 @Slf4j
 public class MongoHelper extends DDAgentTracingHelper<MongoClientOptions.Builder> {
diff --git a/dd-trace/src/main/java/com/datadoghq/trace/DDBaseSpan.java b/dd-trace/src/main/java/com/datadoghq/trace/DDBaseSpan.java
index 0058084a25..c79a4a2ca2 100644
--- a/dd-trace/src/main/java/com/datadoghq/trace/DDBaseSpan.java
+++ b/dd-trace/src/main/java/com/datadoghq/trace/DDBaseSpan.java
@@ -4,13 +4,12 @@ import com.datadoghq.trace.util.Clock;
 import com.fasterxml.jackson.annotation.JsonGetter;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import io.opentracing.BaseSpan;
-import lombok.extern.slf4j.Slf4j;
-
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Queue;
 import java.util.concurrent.TimeUnit;
+import lombok.extern.slf4j.Slf4j;
 
 @Slf4j
 public abstract class DDBaseSpan<S extends BaseSpan> implements BaseSpan<S> {
diff --git a/dd-trace/src/main/java/com/datadoghq/trace/integration/DBStatementAsResourceName.java b/dd-trace/src/main/java/com/datadoghq/trace/integration/DBStatementAsResourceName.java
index 4b8a4511ad..1113d0d635 100644
--- a/dd-trace/src/main/java/com/datadoghq/trace/integration/DBStatementAsResourceName.java
+++ b/dd-trace/src/main/java/com/datadoghq/trace/integration/DBStatementAsResourceName.java
@@ -12,37 +12,33 @@ public class DBStatementAsResourceName extends DDSpanContextDecorator {
   }
 
   //{ "insert" : "calls", "ordered" : true, "documents" : [{ "_id" : { "$oid" : "5979bbb0ed6fed5749cc9e7c" }, "name" : "MongoDB", "type" : "database", "identifier" : "10", "versions" : ["v3.2", "v3.0", "v2.6"], "info" : { "x" : 203, "y" : 102 } }] }
-  private void normalizeFilter(final Object f) {
-
-
-  }
+  private void normalizeFilter(final Object f) {}
 }
 
   /*
-def normalize_filter(f=None):
-    if f is None:
-        return {}
-    elif isinstance(f, list):
-        # normalize lists of filters
-        # e.g. {$or: [ { age: { $lt: 30 } }, { type: 1 } ]}
-        return [normalize_filter(s) for s in f]
-    elif isinstance(f, dict):
-        # normalize dicts of filters
-        #   {$or: [ { age: { $lt: 30 } }, { type: 1 } ]})
-        out = {}
-        for k, v in iteritems(f):
-            if k == "$in" or k == "$nin":
-                # special case $in queries so we don't loop over lists.
-                out[k] = "?"
-            elif isinstance(v, list) or isinstance(v, dict):
-                # RECURSION ALERT: needs to move to the agent
-                out[k] = normalize_filter(v)
-            else:
-                # NOTE: this shouldn't happen, but let's have a safeguard.
-                out[k] = '?'
-        return out
-    else:
-        # FIXME[matt] unexpected type. not sure this should ever happen, but at
-        # least it won't crash.
-        return {}*/
-
+  def normalize_filter(f=None):
+      if f is None:
+          return {}
+      elif isinstance(f, list):
+          # normalize lists of filters
+          # e.g. {$or: [ { age: { $lt: 30 } }, { type: 1 } ]}
+          return [normalize_filter(s) for s in f]
+      elif isinstance(f, dict):
+          # normalize dicts of filters
+          #   {$or: [ { age: { $lt: 30 } }, { type: 1 } ]})
+          out = {}
+          for k, v in iteritems(f):
+              if k == "$in" or k == "$nin":
+                  # special case $in queries so we don't loop over lists.
+                  out[k] = "?"
+              elif isinstance(v, list) or isinstance(v, dict):
+                  # RECURSION ALERT: needs to move to the agent
+                  out[k] = normalize_filter(v)
+              else:
+                  # NOTE: this shouldn't happen, but let's have a safeguard.
+                  out[k] = '?'
+          return out
+      else:
+          # FIXME[matt] unexpected type. not sure this should ever happen, but at
+          # least it won't crash.
+          return {}*/