#!/usr/bin/env bash
################################################################################
#  Copyright 2022 Ververica Inc.
#
#  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
#
#      http://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.
################################################################################


if ! [ -e $FLINK_ARTIFACT_DIR ]; then
    echo "Cached flink dir $FLINK_ARTIFACT_DIR does not exist. Exiting build."
    exit 1
fi

echo "Merging cache"
cp -RT "$FLINK_ARTIFACT_DIR" "."

echo "Adjusting timestamps"

# adjust timestamps to prevent recompilation
find . -type f -name '*.java' | xargs touch
find . -type f -name '*.class' | xargs touch