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iv-m/use_java

Created October 17, 2016 06:29
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use_java
# Select which JDK to use
# Usage example:
# $ . use_java 1.8
JDK_DIR="$HOME/opt/jdk"
JDK_NAME=$(ls "$JDK_DIR" | grep "${1:-}" | tail -n1)
export JAVA_HOME="$JDK_DIR/$JDK_NAME"
export PATH="$JAVA_HOME/bin:$(awk -v RS=: -v ORS=: '/jdk/ {next} {print}' <<< "$PATH" | sed 's/:*$//g')"
echo "Selected JDK at $JAVA_HOME"
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