Files
impala/bin/impala-config-java.sh
Michael Smith d217b9ecc6 IMPALA-14450: Simplify Java version selection
Removes IMPALA_JAVA_HOME_OVERRIDE and updates version selection. In
order of priority
1. If IMPALA_JDK_VERSION is set, use the OS JDK version from a known
   location. This is primarily used when also installing the JDK as part
   of automated builds.
2. If JAVA_HOME is set, use it.
3. Look for the system default JDK.

The IMPALA_JDK_VERSION variable is no longer modified to avoid issues
when sourcing impala-config.sh multiple times. JAVA_HOME will be
modified if IMPALA_JDK_VERSION is set; both must be unset to restore
using the system default Java.

If switching between JDKs, now prefer setting JAVA_HOME. If relying on
system Java, unset JAVA_HOME after e.g. update-java-alternatives.

The detected Java version is set in IMPALA_JAVA_TARGET, which is used to
add Java 9+ options and configure the Java compilation target.

Eliminates IMPALA_JDK_VERSION_NUM as it's value was always identical to
IMPALA_JAVA_TARGET.

Stops printing from impala-config-java.sh. It made the output from
impala-config.sh look strange, and the decisions can all be clearly
determined from impala-config.sh printed variables later or the packages
installed in bootstrap_system.sh.

Fixes JAVA_HOME in bootstrap_build.sh on ARM64 systems.

Change-Id: I68435ca69522f8310221a0f3050f13d86568b9da
Reviewed-on: http://gerrit.cloudera.org:8080/23434
Reviewed-by: Impala Public Jenkins <impala-public-jenkins@cloudera.com>
Tested-by: Impala Public Jenkins <impala-public-jenkins@cloudera.com>
2025-09-19 01:51:47 +00:00

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# 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.
IMPALA_JDK_VERSION=${IMPALA_JDK_VERSION:-}
# Set OS Java package variables for bootstrap_system and Docker builds.
# Defaults to installing Java 8.
if [[ "${IMPALA_JDK_VERSION}" == "" || "${IMPALA_JDK_VERSION}" == "8" ]]; then
UBUNTU_JAVA_VERSION=8
REDHAT_JAVA_VERSION=1.8.0
else
UBUNTU_JAVA_VERSION="${IMPALA_JDK_VERSION}"
REDHAT_JAVA_VERSION="${IMPALA_JDK_VERSION}"
fi
if [[ "$(uname -p)" == 'aarch64' ]]; then
UBUNTU_PACKAGE_ARCH='arm64'
else
UBUNTU_PACKAGE_ARCH='amd64'
fi