#!/bin/sh

# Copyright 2024 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

JAR_FILE="$1"

jar tvf "${JAR_FILE}" | \
  grep -v META-INF | \
  grep -E "\.class$" | \
  grep -v com/google/cloud/spark/bigquery | \
  grep -v com/google/cloud/bigquery/connector/common | \
  grep -vE 'org/apache/spark/sql/.*SparkSqlUtils.class'

if [ $? -eq 0 ]; then
  # grep found classes where there shouldn't be any. Print error message and exit
  echo ""
  echo "Found unshaded classes, please fix above findings"
  exit 1
else
  echo "No unshaded classes found"
  exit 0
fi
