[SHC-295][BUILD] Add Apache Maven wrapper to download and run

build/mvn

@@ -0,0 +1,102 @@
+#!/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.
+#
+
+# Determine the current working directory
+_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+# Preserve the calling directory
+_CALLING_DIR="$(pwd)"
+# Options used during compilation
+_COMPILE_JVM_OPTS="-Xmx2g -XX:ReservedCodeCacheSize=512m"
+
+# Installs any application tarball given a URL, the expected tarball name,
+# and, optionally, a checkable binary path to determine if the binary has
+# already been installed
+## Arg1 - URL
+## Arg2 - Tarball Name
+## Arg3 - Checkable Binary
+install_app() {
+  local remote_tarball="$1/$2"
+  local local_tarball="${_DIR}/$2"
+  local binary="${_DIR}/$3"
+
+  # setup `curl` and `wget` silent options if we're running on Jenkins
+  local curl_opts="-L"
+  local wget_opts=""
+  if [ -n "$AMPLAB_JENKINS" ]; then
+    curl_opts="-s ${curl_opts}"
+    wget_opts="--quiet ${wget_opts}"
+  else
+    curl_opts="--progress-bar ${curl_opts}"
+    wget_opts="--progress=bar:force ${wget_opts}"
+  fi
+
+  if [ -z "$3" -o ! -f "$binary" ]; then
+    # check if we already have the tarball
+    # check if we have curl installed
+    # download application
+    [ ! -f "${local_tarball}" ] && [ $(command -v curl) ] && \
+      echo "exec: curl ${curl_opts} ${remote_tarball}" 1>&2 && \
+      curl ${curl_opts} "${remote_tarball}" > "${local_tarball}"
+    # if the file still doesn't exist, lets try `wget` and cross our fingers
+    [ ! -f "${local_tarball}" ] && [ $(command -v wget) ] && \
+      echo "exec: wget ${wget_opts} ${remote_tarball}" 1>&2 && \
+      wget ${wget_opts} -O "${local_tarball}" "${remote_tarball}"
+    # if both were unsuccessful, exit
+    [ ! -f "${local_tarball}" ] && \
+      echo -n "ERROR: Cannot download $2 with cURL or wget; " && \
+      echo "please install manually and try again." && \
+      exit 2
+    cd "${_DIR}" && tar -xzf "$2"
+    rm -rf "$local_tarball"
+  fi
+}
+
+# Determine the Maven version from the root pom.xml file and
+# install maven under the build/ folder if needed.
+install_mvn() {
+  local MVN_VERSION=`grep "<maven.version>" "${_DIR}/../pom.xml" | head -n1 | awk -F '[<>]' '{print $3}'`
+  MVN_BIN="$(command -v mvn)"
+  if [ "$MVN_BIN" ]; then
+    local MVN_DETECTED_VERSION="$(mvn --version | head -n1 | awk '{print $3}')"
+  fi
+  # See simple version normalization: http://stackoverflow.com/questions/16989598/bash-comparing-version-numbers
+  function version { echo "$@" | awk -F. '{ printf("%03d%03d%03d\n", $1,$2,$3); }'; }
+  if [ $(version $MVN_DETECTED_VERSION) -lt $(version $MVN_VERSION) ]; then
+    local APACHE_MIRROR=${APACHE_MIRROR:-'https://www.apache.org/dyn/closer.lua?action=download&filename='}
+
+    install_app \
+      "${APACHE_MIRROR}/maven/maven-3/${MVN_VERSION}/binaries" \
+      "apache-maven-${MVN_VERSION}-bin.tar.gz" \
+      "apache-maven-${MVN_VERSION}/bin/mvn"
+
+    MVN_BIN="${_DIR}/apache-maven-${MVN_VERSION}/bin/mvn"
+  fi
+}
+
+# Install the proper version of Scala, Zinc and Maven for the build
+install_mvn
+
+# Reset the current working directory
+cd "${_CALLING_DIR}"
+
+# Set any `mvn` options if not already present
+export MAVEN_OPTS=${MAVEN_OPTS:-"$_COMPILE_JVM_OPTS"}
+
+echo "Using \`mvn\` from path: $MVN_BIN" 1>&2
+"${MVN_BIN}" "$@"

pom.xml

@@ -42,6 +42,7 @@
   </distributionManagement>   
 
   <properties>
+    <maven.version>3.5.4</maven.version>
     <spark.version>2.4.0</spark.version>
     <hbase.version>2.0.2</hbase.version>
     <phoenix.version>5.0.0-HBase-2.0</phoenix.version>