java-sdk/mvnw at main · gabrielpbcode/java-sdk · GitHub

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#!/bin/sh

# ----------------------------------------------------------------------------

# 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.

# ----------------------------------------------------------------------------

# Apache Maven Wrapper startup batch script, version 3.3.2

# Optional ENV vars

# -----------------

# JAVA_HOME - location of a JDK home dir, required when download maven via java source

# MVNW_REPOURL - repo url base for downloading maven distribution

# MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven

# MVNW_VERBOSE - true: enable verbose log; debug: trace the mvnw script; others: silence the output

# ----------------------------------------------------------------------------

set -euf

[ "${MVNW_VERBOSE-}" != debug ] || set -x

# OS specific support.

native_path() { printf %s\\n "$1"; }

case "$(uname)" in

CYGWIN* | MINGW*)

[ -z "${JAVA_HOME-}" ] || JAVA_HOME="$(cygpath --unix "$JAVA_HOME")"

native_path() { cygpath --path --windows "$1"; }

;;

esac

# set JAVACMD and JAVACCMD

set_java_home() {

# For Cygwin and MinGW, ensure paths are in Unix format before anything is touched

if [ -n "${JAVA_HOME-}" ]; then

if [ -x "$JAVA_HOME/jre/sh/java" ]; then

# IBM's JDK on AIX uses strange locations for the executables

JAVACMD="$JAVA_HOME/jre/sh/java"

JAVACCMD="$JAVA_HOME/jre/sh/javac"

else

JAVACMD="$JAVA_HOME/bin/java"

JAVACCMD="$JAVA_HOME/bin/javac"

if [ ! -x "$JAVACMD" ] || [ ! -x "$JAVACCMD" ]; then

echo "The JAVA_HOME environment variable is not defined correctly, so mvnw cannot run." >&2

echo "JAVA_HOME is set to \"$JAVA_HOME\", but \"\$JAVA_HOME/bin/java\" or \"\$JAVA_HOME/bin/javac\" does not exist." >&2

return 1

else

JAVACMD="$(

'set' +e

'unset' -f command 2>/dev/null

'command' -v java

)" || :

JAVACCMD="$(

'set' +e

'unset' -f command 2>/dev/null

'command' -v javac

)" || :

if [ ! -x "${JAVACMD-}" ] || [ ! -x "${JAVACCMD-}" ]; then

echo "The java/javac command does not exist in PATH nor is JAVA_HOME set, so mvnw cannot run." >&2

return 1

}

# hash string like Java String::hashCode

hash_string() {

str="${1:-}" h=0

while [ -n "$str" ]; do

char="${str%"${str#?}"}"

h=$(((h * 31 + $(LC_CTYPE=C printf %d "'$char")) % 4294967296))

str="${str#?}"

done

printf %x\\n $h

}

verbose() { :; }

[ "${MVNW_VERBOSE-}" != true ] || verbose() { printf %s\\n "${1-}"; }

die() {

printf %s\\n "$1" >&2

exit 1

}

trim() {

# MWRAPPER-139:

# Trims trailing and leading whitespace, carriage returns, tabs, and linefeeds.

# Needed for removing poorly interpreted newline sequences when running in more

# exotic environments such as mingw bash on Windows.

printf "%s" "${1}" | tr -d '[:space:]'

}

# parse distributionUrl and optional distributionSha256Sum, requires .mvn/wrapper/maven-wrapper.properties

while IFS="=" read -r key value; do

case "${key-}" in

distributionUrl) distributionUrl=$(trim "${value-}") ;;

distributionSha256Sum) distributionSha256Sum=$(trim "${value-}") ;;

esac

done <"${0%/*}/.mvn/wrapper/maven-wrapper.properties"

[ -n "${distributionUrl-}" ] || die "cannot read distributionUrl property in ${0%/*}/.mvn/wrapper/maven-wrapper.properties"

case "${distributionUrl##*/}" in

maven-mvnd-*bin.*)

MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/

case "${PROCESSOR_ARCHITECTURE-}${PROCESSOR_ARCHITEW6432-}:$(uname -a)" in

*AMD64:CYGWIN* | *AMD64:MINGW*) distributionPlatform=windows-amd64 ;;

:Darwin*x86_64) distributionPlatform=darwin-amd64 ;;

:Darwin*arm64) distributionPlatform=darwin-aarch64 ;;

:Linux*x86_64*) distributionPlatform=linux-amd64 ;;

echo "Cannot detect native platform for mvnd on $(uname)-$(uname -m), use pure java version" >&2

distributionPlatform=linux-amd64

;;

esac

distributionUrl="${distributionUrl%-bin.*}-$distributionPlatform.zip"

;;

maven-mvnd-*) MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/ ;;

*) MVN_CMD="mvn${0##*/mvnw}" _MVNW_REPO_PATTERN=/org/apache/maven/ ;;

esac

# apply MVNW_REPOURL and calculate MAVEN_HOME

# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>

[ -z "${MVNW_REPOURL-}" ] || distributionUrl="$MVNW_REPOURL$_MVNW_REPO_PATTERN${distributionUrl#*"$_MVNW_REPO_PATTERN"}"

distributionUrlName="${distributionUrl##*/}"

distributionUrlNameMain="${distributionUrlName%.*}"

distributionUrlNameMain="${distributionUrlNameMain%-bin}"

MAVEN_USER_HOME="${MAVEN_USER_HOME:-${HOME}/.m2}"

MAVEN_HOME="${MAVEN_USER_HOME}/wrapper/dists/${distributionUrlNameMain-}/$(hash_string "$distributionUrl")"

exec_maven() {

unset MVNW_VERBOSE MVNW_USERNAME MVNW_PASSWORD MVNW_REPOURL || :

exec "$MAVEN_HOME/bin/$MVN_CMD" "$@" || die "cannot exec $MAVEN_HOME/bin/$MVN_CMD"

}

if [ -d "$MAVEN_HOME" ]; then

verbose "found existing MAVEN_HOME at $MAVEN_HOME"

exec_maven "$@"

case "${distributionUrl-}" in

*?-bin.zip | *?maven-mvnd-?*-?*.zip) ;;

*) die "distributionUrl is not valid, must match *-bin.zip or maven-mvnd-*.zip, but found '${distributionUrl-}'" ;;

esac

# prepare tmp dir

if TMP_DOWNLOAD_DIR="$(mktemp -d)" && [ -d "$TMP_DOWNLOAD_DIR" ]; then

clean() { rm -rf -- "$TMP_DOWNLOAD_DIR"; }

trap clean HUP INT TERM EXIT

else

die "cannot create temp dir"

mkdir -p -- "${MAVEN_HOME%/*}"

# Download and Install Apache Maven

verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."

verbose "Downloading from: $distributionUrl"

verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"

# select .zip or .tar.gz

if ! command -v unzip >/dev/null; then

distributionUrl="${distributionUrl%.zip}.tar.gz"

distributionUrlName="${distributionUrl##*/}"

# verbose opt

__MVNW_QUIET_WGET=--quiet __MVNW_QUIET_CURL=--silent __MVNW_QUIET_UNZIP=-q __MVNW_QUIET_TAR=''

[ "${MVNW_VERBOSE-}" != true ] || __MVNW_QUIET_WGET='' __MVNW_QUIET_CURL='' __MVNW_QUIET_UNZIP='' __MVNW_QUIET_TAR=v

# normalize http auth

case "${MVNW_PASSWORD:+has-password}" in

'') MVNW_USERNAME='' MVNW_PASSWORD='' ;;

has-password) [ -n "${MVNW_USERNAME-}" ] || MVNW_USERNAME='' MVNW_PASSWORD='' ;;

esac

if [ -z "${MVNW_USERNAME-}" ] && command -v wget >/dev/null; then

verbose "Found wget ... using wget"

wget ${__MVNW_QUIET_WGET:+"$__MVNW_QUIET_WGET"} "$distributionUrl" -O "$TMP_DOWNLOAD_DIR/$distributionUrlName" || die "wget: Failed to fetch $distributionUrl"

elif [ -z "${MVNW_USERNAME-}" ] && command -v curl >/dev/null; then

verbose "Found curl ... using curl"

curl ${__MVNW_QUIET_CURL:+"$__MVNW_QUIET_CURL"} -f -L -o "$TMP_DOWNLOAD_DIR/$distributionUrlName" "$distributionUrl" || die "curl: Failed to fetch $distributionUrl"

elif set_java_home; then

verbose "Falling back to use Java to download"

javaSource="$TMP_DOWNLOAD_DIR/Downloader.java"

targetZip="$TMP_DOWNLOAD_DIR/$distributionUrlName"

cat >"$javaSource" <<-END

public class Downloader extends java.net.Authenticator

{

protected java.net.PasswordAuthentication getPasswordAuthentication()

{

return new java.net.PasswordAuthentication( System.getenv( "MVNW_USERNAME" ), System.getenv( "MVNW_PASSWORD" ).toCharArray() );

}

public static void main( String[] args ) throws Exception

{

setDefault( new Downloader() );

java.nio.file.Files.copy( java.net.URI.create( args[0] ).toURL().openStream(), java.nio.file.Paths.get( args[1] ).toAbsolutePath().normalize() );

}

END

# For Cygwin/MinGW, switch paths to Windows format before running javac and java

verbose " - Compiling Downloader.java ..."

"$(native_path "$JAVACCMD")" "$(native_path "$javaSource")" || die "Failed to compile Downloader.java"

verbose " - Running Downloader.java ..."

"$(native_path "$JAVACMD")" -cp "$(native_path "$TMP_DOWNLOAD_DIR")" Downloader "$distributionUrl" "$(native_path "$targetZip")"

# If specified, validate the SHA-256 sum of the Maven distribution zip file

if [ -n "${distributionSha256Sum-}" ]; then

distributionSha256Result=false

if [ "$MVN_CMD" = mvnd.sh ]; then

echo "Checksum validation is not supported for maven-mvnd." >&2

echo "Please disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2

exit 1

elif command -v sha256sum >/dev/null; then

if echo "$distributionSha256Sum $TMP_DOWNLOAD_DIR/$distributionUrlName" | sha256sum -c >/dev/null 2>&1; then

distributionSha256Result=true

elif command -v shasum >/dev/null; then

if echo "$distributionSha256Sum $TMP_DOWNLOAD_DIR/$distributionUrlName" | shasum -a 256 -c >/dev/null 2>&1; then

distributionSha256Result=true

else

echo "Checksum validation was requested but neither 'sha256sum' or 'shasum' are available." >&2

echo "Please install either command, or disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2

exit 1

if [ $distributionSha256Result = false ]; then

echo "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised." >&2

echo "If you updated your Maven version, you need to update the specified distributionSha256Sum property." >&2

exit 1

# unzip and move

if command -v unzip >/dev/null; then

unzip ${__MVNW_QUIET_UNZIP:+"$__MVNW_QUIET_UNZIP"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -d "$TMP_DOWNLOAD_DIR" || die "failed to unzip"

else

tar xzf${__MVNW_QUIET_TAR:+"$__MVNW_QUIET_TAR"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -C "$TMP_DOWNLOAD_DIR" || die "failed to untar"

printf %s\\n "$distributionUrl" >"$TMP_DOWNLOAD_DIR/$distributionUrlNameMain/mvnw.url"

mv -- "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" "$MAVEN_HOME" || [ -d "$MAVEN_HOME" ] || die "fail to move MAVEN_HOME"

clean || :

exec_maven "$@"

java-sdk/mvnw at main · gabrielpbcode/java-sdk · GitHub

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