private static boolean isLockAcquireMethod(
      PsiMethodCallExpression expression) {
      final PsiReferenceExpression methodExpression =
        expression.getMethodExpression();
      @NonNls final String methodName =
        methodExpression.getReferenceName();
      if (!"lock".equals(methodName) &&
          !"lockInterruptibly".equals(methodName)) {
        return false;
      }
      final PsiExpression qualifier =
        methodExpression.getQualifierExpression();
      if (qualifier == null) {
        return false;
      }
      return TypeUtils.expressionHasTypeOrSubtype(qualifier,
                                                  "java.util.concurrent.locks.Lock");
    }
private static boolean isLockAcquireMethod(
      PsiMethodCallExpression expression)