Switch jdk 6,7,8 from terminal in Mac OS X

bash_profile_java

# refer http://www.jayway.com/2014/01/15/how-to-switch-jdk-version-on-mac-os-x-maverick/

#creating a special home for Java 8
export JAVA_8_HOME=$(/usr/libexec/java_home -v1.8)

#creating a special home for Java 7
export JAVA_7_HOME=$(/usr/libexec/java_home -v1.7)

#creating a special home for Java 6
export JAVA_6_HOME=$(/usr/libexec/java_home -v1.6)

#making Java8 as our default java for the system
export JAVA_HOME=$JAVA_7_HOME

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

#Command line alias so we can switch to java6 or Java7
# alias java6='export JAVA_HOME=$JAVA_6_HOME'
# alias java7='export JAVA_HOME=$JAVA_7_HOME'
# alias java8='export JAVA_HOME=$JAVA_7_HOME'
alias java6='setjdk 1.6'
alias java7='setjdk 1.7'
alias java8='setjdk 1.8'