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Improvements on the template for maven users (#56)
* Improvements on the template for maven users Signed-off-by: Adriano Machado <60320+ammachado@users.noreply.github.com> * Adopt only-script wrapper 3.9.8, as per new default * Minor touch ups * Apply best practices to NoCollectionMutation --------- Signed-off-by: Adriano Machado <60320+ammachado@users.noreply.github.com> Co-authored-by: Tim te Beek <tim@moderne.io>
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@@ -4,3 +4,5 @@ target/ | |
| .idea/ | ||
| out/ | ||
| src/main/generated/ | ||
| .vscode/ | ||
| *.iml | ||
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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. | ||
| wrapperVersion=3.3.2 | ||
| distributionType=only-script | ||
| distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.8/apache-maven-3.9.8-bin.zip |
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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 | ||
|
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||
| # 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 | ||
| fi | ||
| fi | ||
| 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 | ||
| )" || : | ||
|
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| 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 | ||
| fi | ||
| fi | ||
| } | ||
|
|
||
| # 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 $h | ||
| } | ||
|
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| verbose() { :; } | ||
| [ "${MVNW_VERBOSE-}" != true ] || verbose() { printf %s\\n "${1-}"; } | ||
|
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| die() { | ||
| printf %s\\n "$1" >&2 | ||
| exit 1 | ||
| } | ||
|
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| trim() { | ||
| # MWRAPPER-139: | ||
| # Trims trailing and leading whitespace, carriage returns, tabs, and linefeeds. | ||
| # Needed for removing poorly interpreted newline sequences when running in more | ||
| # exotic environments such as mingw bash on Windows. | ||
| printf "%s" "${1}" | tr -d '[:space:]' | ||
| } | ||
|
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| # 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 ${0%/*}/.mvn/wrapper/maven-wrapper.properties" | ||
|
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| case "${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${0##*/mvnw}" _MVNW_REPO_PATTERN=/org/apache/maven/ ;; | ||
| esac | ||
|
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| # apply MVNW_REPOURL and calculate MAVEN_HOME | ||
| # maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash> | ||
| [ -z "${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 "$distributionUrl")" | ||
|
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| exec_maven() { | ||
| unset MVNW_VERBOSE MVNW_USERNAME MVNW_PASSWORD MVNW_REPOURL || : | ||
| exec "$MAVEN_HOME/bin/$MVN_CMD" "$@" || die "cannot exec $MAVEN_HOME/bin/$MVN_CMD" | ||
| } | ||
|
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| if [ -d "$MAVEN_HOME" ]; then | ||
| verbose "found existing MAVEN_HOME at $MAVEN_HOME" | ||
| exec_maven "$@" | ||
| fi | ||
|
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| 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 | ||
|
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| # prepare tmp dir | ||
| if TMP_DOWNLOAD_DIR="$(mktemp -d)" && [ -d "$TMP_DOWNLOAD_DIR" ]; then | ||
| clean() { rm -rf -- "$TMP_DOWNLOAD_DIR"; } | ||
| trap clean HUP INT TERM EXIT | ||
| else | ||
| die "cannot create temp dir" | ||
| fi | ||
|
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| mkdir -p -- "${MAVEN_HOME%/*}" | ||
|
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| # 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" | ||
|
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| # select .zip or .tar.gz | ||
| if ! command -v unzip >/dev/null; then | ||
| distributionUrl="${distributionUrl%.zip}.tar.gz" | ||
| distributionUrlName="${distributionUrl##*/}" | ||
| fi | ||
|
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||
| # verbose opt | ||
| __MVNW_QUIET_WGET=--quiet __MVNW_QUIET_CURL=--silent __MVNW_QUIET_UNZIP=-q __MVNW_QUIET_TAR='' | ||
| [ "${MVNW_VERBOSE-}" != true ] || __MVNW_QUIET_WGET='' __MVNW_QUIET_CURL='' __MVNW_QUIET_UNZIP='' __MVNW_QUIET_TAR=v | ||
|
|
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| # normalize http auth | ||
| case "${MVNW_PASSWORD:+has-password}" in | ||
| '') MVNW_USERNAME='' MVNW_PASSWORD='' ;; | ||
| has-password) [ -n "${MVNW_USERNAME-}" ] || MVNW_USERNAME='' MVNW_PASSWORD='' ;; | ||
| esac | ||
|
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||
| if [ -z "${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")" | ||
| fi | ||
|
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||
| # 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 | ||
| fi | ||
| 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 | ||
| fi | ||
| 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 | ||
| fi | ||
| 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 | ||
| fi | ||
| fi | ||
|
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| # 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" | ||
| fi | ||
| printf %s\\n "$distributionUrl" >"$TMP_DOWNLOAD_DIR/$distributionUrlNameMain/mvnw.url" | ||
| mv -- "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" "$MAVEN_HOME" || [ -d "$MAVEN_HOME" ] || die "fail to move MAVEN_HOME" | ||
|
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| clean || : | ||
| exec_maven "$@" |
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