code: private void countClassAccess(final @DottedClassName String calledClass) {
          if (calledClass.equals(clsName) || isAssociatedClass(calledClass)) {
              if (getPrevOpcode(1) != Const.ALOAD_0) {
                  thisClsAccessCount++;
              }
          } else {
              String calledPackage = SignatureUtils.getPackageName(calledClass);
              if (SignatureUtils.similarPackages(calledPackage, packageName, 2) && !generalPurpose(calledClass)) {
                  BitSet lineNumbers = clsAccessCount.get(calledClass);
                  if (lineNumbers == null) {
                      lineNumbers = new BitSet();
                      addLineNumber(lineNumbers);
                      clsAccessCount.put(calledClass, lineNumbers);
                  } else {
                      addLineNumber(lineNumbers);
                  }
              }
          }
      }
docs: increment the count of class access of the specified class if it is in a similar package to the caller, and is not general purpose
  
  @param calledClass
  the class to check