@Override
    public void visitLocalVariable(
      @NotNull PsiLocalVariable variable) {
      super.visitLocalVariable(variable);
      final PsiCodeBlock codeBlock =
        PsiTreeUtil.getParentOfType(variable, PsiCodeBlock.class);
      if (codeBlock == null) {
        return;
      }
      final PsiType type = variable.getType();
      if (!TypeUtils.typeEquals(CommonClassNames.JAVA_LANG_STRING,
                                type)) {
        return;
      }
      if (!variableIsAppendedTo(variable, codeBlock)) {
        return;
      }
      registerVariableError(variable);
    }
@Override
    public void visitLocalVariable(
      @NotNull PsiLocalVariable variable)