Handler and testcases for @Log4j2

test/transform/resource/after-ecj/LoggerLog4j2.java

@@ -14,4 +14,12 @@ import lombok.extern.log4j.Log4j2;
   LoggerLog4j2WithImport() {
     super();
   }
+}
+@Log4j2("DifferentName") class LoggerLog4j2WithDifferentName {
+  private static final org.apache.logging.log4j.Logger log = org.apache.logging.log4j.LogManager.getLogger("DifferentName");
+  <clinit>() {
+  }
+  LoggerLog4j2WithDifferentName() {
+    super();
+  }
 }