maven.template

   \
    \
    && echo "Downloading Maven $MAVEN_VERSION" \
    && wget --no-verbose --output-document=maven.zip "https://dlcdn.apache.org/maven/maven-3/$MAVEN_VERSION/binaries/apache-maven-${MAVEN_VERSION}-bin.zip" \
    && echo "Checking download hash $MAVEN_VERSION" \
    && echo "$MAVEN_DOWNLOAD_SHA512 *maven.zip" | sha512sum --check - \
    && echo "Installing Maven $MAVEN_VERSION" \
    && unzip -q maven.zip \
    && rm maven.zip \
    && echo "Adding alt-deploy-maven-extension" \
    && wget --no-verbose --output-document="apache-maven-$MAVEN_VERSION"/lib/ext/alt-deploy-maven-extension.jar "https://repo1.maven.org/maven2/org/goots/maven/extensions/alt-deploy-maven-extension/1.8/alt-deploy-maven-extension-1.8.jar" \
    && echo "$ALT_DEPLOY_1_8 apache-maven-$MAVEN_VERSION/lib/ext/alt-deploy-maven-extension.jar" | sha512sum --check - \
    && mv "apache-maven-$MAVEN_VERSION" "/opt/maven/$MAVEN_VERSION/" \