spark-instrumented-optimizer/bin/load-spark-env.sh
Sean Owen 425c4ada4c [SPARK-19810][BUILD][CORE] Remove support for Scala 2.10
## What changes were proposed in this pull request?

- Remove Scala 2.10 build profiles and support
- Replace some 2.10 support in scripts with commented placeholders for 2.12 later
- Remove deprecated API calls from 2.10 support
- Remove usages of deprecated context bounds where possible
- Remove Scala 2.10 workarounds like ScalaReflectionLock
- Other minor Scala warning fixes

## How was this patch tested?

Existing tests

Author: Sean Owen <sowen@cloudera.com>

Closes #17150 from srowen/SPARK-19810.
2017-07-13 17:06:24 +08:00

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#!/usr/bin/env bash
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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.
#
# This script loads spark-env.sh if it exists, and ensures it is only loaded once.
# spark-env.sh is loaded from SPARK_CONF_DIR if set, or within the current directory's
# conf/ subdirectory.
# Figure out where Spark is installed
if [ -z "${SPARK_HOME}" ]; then
source "$(dirname "$0")"/find-spark-home
fi
if [ -z "$SPARK_ENV_LOADED" ]; then
export SPARK_ENV_LOADED=1
# Returns the parent of the directory this script lives in.
parent_dir="${SPARK_HOME}"
user_conf_dir="${SPARK_CONF_DIR:-"$parent_dir"/conf}"
if [ -f "${user_conf_dir}/spark-env.sh" ]; then
# Promote all variable declarations to environment (exported) variables
set -a
. "${user_conf_dir}/spark-env.sh"
set +a
fi
fi
# Setting SPARK_SCALA_VERSION if not already set.
if [ -z "$SPARK_SCALA_VERSION" ]; then
#ASSEMBLY_DIR2="${SPARK_HOME}/assembly/target/scala-2.11"
#ASSEMBLY_DIR1="${SPARK_HOME}/assembly/target/scala-2.12"
#if [[ -d "$ASSEMBLY_DIR2" && -d "$ASSEMBLY_DIR1" ]]; then
# echo -e "Presence of build for multiple Scala versions detected." 1>&2
# echo -e 'Either clean one of them or, export SPARK_SCALA_VERSION=2.11 in spark-env.sh.' 1>&2
# exit 1
#fi
#if [ -d "$ASSEMBLY_DIR2" ]; then
export SPARK_SCALA_VERSION="2.11"
#else
# export SPARK_SCALA_VERSION="2.12"
#fi
fi