Mac startup add java policy

com.mars.add-java-policy.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0"><!-- NOTE: place this file in /Library/LaunchDaemons -->
    <dict>
        <key>Label</key>
        <string>com.mars.add-java-policy</string>
        <key>RunAtLoad</key>
        <true/>
        <key>Program</key>
        <string>/opt/JavaPolicyShell/policy-shell.sh</string>
        <key>StandardErrorPath</key>
        <string>/opt/JavaPolicyShell/logs/launchd.error</string>
        <key>StandardOutPath</key>
        <string>/opt/JavaPolicyShell/logs/launchd.info</string>
        <key>UserName</key>
        <string>root</string><!-- MUST be root in order to run tomcat on port 80 -->
    </dict>
</plist>

installAutoPolicy.sh

if test -f com.mars.add-java-policy.plist && test -f policy-shell.sh;
  then
   echo "com.mars.add-java-policy.plist and policy-shell.sh exists , doing install... "
   if test -d /opt/JavaPolicyShell/;
      then 
      echo "remove before install"
      launchctl unload /Library/LaunchDaemons/com.mars.add-java-policy.plist
      rm /Library/LaunchDaemons/com.mars.add-java-policy.plist 
      rm -rf /opt/JavaPolicyShell/
   fi
   if ! test -d /opt/;
      then 
       mkdir /opt
       chown -R root:wheel /opt
       chmod 755 /opt
   fi    
   mkdir /opt/JavaPolicyShell
   mkdir /opt/JavaPolicyShell/logs
   chown -R root:wheel /opt/JavaPolicyShell/
   chown root:wheel policy-shell.sh
   chmod 754 policy-shell.sh
   chown root:wheel com.mars.add-java-policy.plist
   chmod 754 com.mars.add-java-policy.plist
   mv -f com.mars.add-java-policy.plist /Library/LaunchDaemons/
   mv -f policy-shell.sh /opt/JavaPolicyShell/
   launchctl load /Library/LaunchDaemons/com.mars.add-java-policy.plist
   echo "install completed"
  else
  	echo "com.mars.add-java-policy.plist and policy-shell.sh is not exists"
fi

policy-shell.sh

#!/bin/bash
PATTERN='www.google.com'
if test -a /Library/Internet\ Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/lib/security/java.policy;
then     
   if grep -q $PATTERN /Library/Internet\ Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/lib/security/java.policy;
    then
        echo "Here are the Strings with the Pattern '$PATTERN':"
    else
        echo "The Pattern '$PATTERN' was NOT Found in 'java.policy'"
        echo "start add java code base"
        echo "grant codeBase \"http://www.google.com/-\" { Permission java.security.AllPermission; }; " >> /Library/Internet\ Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/lib/security/java.policy
        echo "end of add java code base"
   fi
else
   echo "java.policy is not exists"
fi

uninstallAutoPolicy.sh

if test -f /Library/LaunchDaemons/net.chungyo.add-java-policy.plist;
   then 
   launchctl unload /Library/LaunchDaemons/com.mars.add-java-policy.plist
   rm /Library/LaunchDaemons/net.chungyo.add-java-policy.plist 
   rm -rf /opt/JavaPolicyShell/
fi
if test -d /opt/JavaPolicyShell/;
   then
   rm -rf /opt/JavaPolicyShell/
fi
echo "uninstall auto-policy complete"