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December 12, 2019 20:00
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Automatically choose sdkman java version as defined in .sdkmanjavarc file when entering directory (oh-my-zshell, .nvmrc)
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| sdkman_find_sdkmanjavarc () { | |
| local dir | |
| dir="$(sdkman_find_up '.sdkmanjavarc')" | |
| if [ -e "${dir}/.sdkmanjavarc" ] | |
| then | |
| echo "${dir}/.sdkmanjavarc" | |
| fi | |
| } | |
| sdkman_find_up () { | |
| local path_ | |
| path_="${PWD}" | |
| while [ "${path_}" != "" ] && [ ! -f "${path_}/${1-}" ] | |
| do | |
| path_=${path_%/*} | |
| done | |
| echo "${path_}" | |
| } | |
| load-sdkjavarc() { | |
| local sdkjava_use_output | |
| local java_home_dir | |
| local sdkjava_default_version=${SDKMAN_JAVA_DEFAULT_VERSION:-11.0.5.j9-adpt} | |
| local sdkjavarc_path="$(sdkman_find_sdkmanjavarc)" | |
| if [[ -L "$JAVA_HOME" ]]; then | |
| java_home_dir="$(readlink $JAVA_HOME)" | |
| else | |
| java_home_dir="$JAVA_HOME" | |
| fi | |
| local sdkjava_version_output="$(basename $java_home_dir)" | |
| local sdkjava_version="${sdkjava_version_output##* }" | |
| if test -f "$sdkjavarc_path"; then | |
| # read version from ".sdkmanjavarc stipping comments | |
| local sdkjavarc_version=`sed '/^[[:blank:]]*#/d;s/#.*//' $sdkjavarc_path` | |
| local validationPattern=" |'" | |
| if [[ $sdkjavarc_version =~ $validationPattern ]] | |
| then | |
| echo "invalid $sdkjavarc_path containing whitespaces" | |
| fi | |
| if [ "$sdkjavarc_version" != "$sdkjava_version" ]; then | |
| echo "Found $sdkjavarc_path with version $sdkjavarc_version" | |
| sdk use java $sdkjavarc_version | |
| fi | |
| elif [ "$sdkjava_version" != "$sdkjava_default_version" ]; then | |
| echo "Reverting to sdkman java default version" | |
| sdk use java $sdkjava_default_version | |
| fi | |
| } | |
| autoload -U add-sdkjavarc-hook | |
| add-zsh-hook chpwd load-sdkjavarc | |
| load-sdkjavarc |
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