setjdk.sh

#!/usr/bin/env bash

function setjdk() {
    if [ $# -ne 0  ]; then
        removeFromPath '/System/Library/Frameworks/JavaVM.framework/Home/bin'
        if [ -n "${JAVA_HOME+x}"  ]; then
            removeFromPath $JAVA_HOME
        fi
        export JAVA_HOME=`/usr/libexec/java_home -v $@`
        export PATH=$JAVA_HOME/bin:$PATH
    fi

}

function removeFromPath() {
    export PATH=$(echo $PATH | sed -E -e "s;:$1;;" -e "s;$1:?;;")
}

setjdk 1.8