java7 in ubuntu

gistfile1.sh

# http://brunoreis.com/tech/intalling-java-ubuntu-natty/
update-alternatives --quiet --install /usr/lib/xulrunner-addons/plugins/libjavaplugin.so xulrunner-1.9-javaplugin.so /usr/lib/jvm/${java_dir}/jre/lib/${arch}/libnpjp2.so 63
update-alternatives --quiet --install /usr/lib/mozilla/plugins/libjavaplugin.so mozilla-javaplugin.so /usr/lib/jvm/${java_dir}/jre/lib/${arch}/libnpjp2.so 63
update-alternatives --quiet --install /usr/bin/appletviewer appletviewer /usr/lib/jvm/${java_dir}/bin/appletviewer 63 --slave /usr/share/man/man1/appletviewer.1 appletviewer.1 /usr/lib/jvm/${java_dir}/man/man1/appletviewer.1
update-alternatives --quiet --install /usr/bin/apt apt /usr/lib/jvm/${java_dir}/bin/apt 63 --slave /usr/share/man/man1/apt.1 apt.1 /usr/lib/jvm/${java_dir}/man/man1/apt.1
update-alternatives --quiet --install /usr/bin/extcheck extcheck /usr/lib/jvm/${java_dir}/bin/extcheck 63 --slave /usr/share/man/man1/extcheck.1 extcheck.1 /usr/lib/jvm/${java_dir}/man/man1/extcheck.1
update-alternatives --quiet --install /usr/bin/idlj idlj /usr/lib/jvm/${java_dir}/bin/idlj 63 --slave /usr/share/man/man1/idlj.1 idlj.1 /usr/lib/jvm/${java_dir}/man/man1/idlj.1
update-alternatives --quiet --install /usr/bin/jar jar /usr/lib/jvm/${java_dir}/bin/jar 63 --slave /usr/share/man/man1/jar.1 jar.1 /usr/lib/jvm/${java_dir}/man/man1/jar.1
update-alternatives --quiet --install /usr/bin/jarsigner jarsigner /usr/lib/jvm/${java_dir}/bin/jarsigner 63 --slave /usr/share/man/man1/jarsigner.1 jarsigner.1 /usr/lib/jvm/${java_dir}/man/man1/jarsigner.1
update-alternatives --quiet --install /usr/bin/javac javac /usr/lib/jvm/${java_dir}/bin/javac 63 --slave /usr/share/man/man1/javac.1 javac.1 /usr/lib/jvm/${java_dir}/man/man1/javac.1
update-alternatives --quiet --install /usr/bin/javadoc javadoc /usr/lib/jvm/${java_dir}/bin/javadoc 63 --slave /usr/share/man/man1/javadoc.1 javadoc.1 /usr/lib/jvm/${java_dir}/man/man1/javadoc.1
update-alternatives --quiet --install /usr/bin/javah javah /usr/lib/jvm/${java_dir}/bin/javah 63 --slave /usr/share/man/man1/javah.1 javah.1 /usr/lib/jvm/${java_dir}/man/man1/javah.1
update-alternatives --quiet --install /usr/bin/javap javap /usr/lib/jvm/${java_dir}/bin/javap 63 --slave /usr/share/man/man1/javap.1 javap.1 /usr/lib/jvm/${java_dir}/man/man1/javap.1
update-alternatives --quiet --install /usr/bin/jconsole jconsole /usr/lib/jvm/${java_dir}/bin/jconsole 63 --slave /usr/share/man/man1/jconsole.1 jconsole.1 /usr/lib/jvm/${java_dir}/man/man1/jconsole.1
update-alternatives --quiet --install /usr/bin/jdb jdb /usr/lib/jvm/${java_dir}/bin/jdb 63 --slave /usr/share/man/man1/jdb.1 jdb.1 /usr/lib/jvm/${java_dir}/man/man1/jdb.1
update-alternatives --quiet --install /usr/bin/jhat jhat /usr/lib/jvm/${java_dir}/bin/jhat 63 --slave /usr/share/man/man1/jhat.1 jhat.1 /usr/lib/jvm/${java_dir}/man/man1/jhat.1
update-alternatives --quiet --install /usr/bin/jinfo jinfo /usr/lib/jvm/${java_dir}/bin/jinfo 63 --slave /usr/share/man/man1/jinfo.1 jinfo.1 /usr/lib/jvm/${java_dir}/man/man1/jinfo.1
update-alternatives --quiet --install /usr/bin/jmap jmap /usr/lib/jvm/${java_dir}/bin/jmap 63 --slave /usr/share/man/man1/jmap.1 jmap.1 /usr/lib/jvm/${java_dir}/man/man1/jmap.1
update-alternatives --quiet --install /usr/bin/jps jps /usr/lib/jvm/${java_dir}/bin/jps 63 --slave /usr/share/man/man1/jps.1 jps.1 /usr/lib/jvm/${java_dir}/man/man1/jps.1
update-alternatives --quiet --install /usr/bin/jrunscript jrunscript /usr/lib/jvm/${java_dir}/bin/jrunscript 63 --slave /usr/share/man/man1/jrunscript.1 jrunscript.1 /usr/lib/jvm/${java_dir}/man/man1/jrunscript.1
update-alternatives --quiet --install /usr/bin/jsadebugd jsadebugd /usr/lib/jvm/${java_dir}/bin/jsadebugd 63 --slave /usr/share/man/man1/jsadebugd.1 jsadebugd.1 /usr/lib/jvm/${java_dir}/man/man1/jsadebugd.1
update-alternatives --quiet --install /usr/bin/jstack jstack /usr/lib/jvm/${java_dir}/bin/jstack 63 --slave /usr/share/man/man1/jstack.1 jstack.1 /usr/lib/jvm/${java_dir}/man/man1/jstack.1
update-alternatives --quiet --install /usr/bin/jstat jstat /usr/lib/jvm/${java_dir}/bin/jstat 63 --slave /usr/share/man/man1/jstat.1 jstat.1 /usr/lib/jvm/${java_dir}/man/man1/jstat.1
update-alternatives --quiet --install /usr/bin/jstatd jstatd /usr/lib/jvm/${java_dir}/bin/jstatd 63 --slave /usr/share/man/man1/jstatd.1 jstatd.1 /usr/lib/jvm/${java_dir}/man/man1/jstatd.1
update-alternatives --quiet --install /usr/bin/native2ascii native2ascii /usr/lib/jvm/${java_dir}/bin/native2ascii 63 --slave /usr/share/man/man1/native2ascii.1 native2ascii.1 /usr/lib/jvm/${java_dir}/man/man1/native2ascii.1
update-alternatives --quiet --install /usr/bin/rmic rmic /usr/lib/jvm/${java_dir}/bin/rmic 63 --slave /usr/share/man/man1/rmic.1 rmic.1 /usr/lib/jvm/${java_dir}/man/man1/rmic.1
update-alternatives --quiet --install /usr/bin/schemagen schemagen /usr/lib/jvm/${java_dir}/bin/schemagen 63 --slave /usr/share/man/man1/schemagen.1 schemagen.1 /usr/lib/jvm/${java_dir}/man/man1/schemagen.1
update-alternatives --quiet --install /usr/bin/serialver serialver /usr/lib/jvm/${java_dir}/bin/serialver 63 --slave /usr/share/man/man1/serialver.1 serialver.1 /usr/lib/jvm/${java_dir}/man/man1/serialver.1
update-alternatives --quiet --install /usr/bin/wsgen wsgen /usr/lib/jvm/${java_dir}/bin/wsgen 63 --slave /usr/share/man/man1/wsgen.1 wsgen.1 /usr/lib/jvm/${java_dir}/man/man1/wsgen.1
update-alternatives --quiet --install /usr/bin/wsimport wsimport /usr/lib/jvm/${java_dir}/bin/wsimport 63 --slave /usr/share/man/man1/wsimport.1 wsimport.1 /usr/lib/jvm/${java_dir}/man/man1/wsimport.1
update-alternatives --quiet --install /usr/bin/xjc xjc /usr/lib/jvm/${java_dir}/bin/xjc 63 --slave /usr/share/man/man1/xjc.1 xjc.1 /usr/lib/jvm/${java_dir}/man/man1/xjc.1
update-alternatives --quiet --install /usr/bin/java-rmi.cgi java-rmi.cgi /usr/lib/jvm/${java_dir}/bin/java-rmi.cgi 63
update-alternatives --quiet --install /usr/bin/ControlPanel ControlPanel /usr/lib/jvm/${java_dir}/jre/bin/ControlPanel 63
update-alternatives --quiet --install /usr/bin/java java /usr/lib/jvm/${java_dir}/jre/bin/java 63
update-alternatives --quiet --install /usr/bin/java_vm java_vm /usr/lib/jvm/${java_dir}/jre/bin/java_vm 63
update-alternatives --quiet --install /usr/bin/javaws javaws /usr/lib/jvm/${java_dir}/jre/bin/javaws 63
update-alternatives --quiet --install /usr/bin/jcontrol jcontrol /usr/lib/jvm/${java_dir}/jre/bin/jcontrol 63
update-alternatives --quiet --install /usr/bin/keytool keytool /usr/lib/jvm/${java_dir}/jre/bin/keytool 63
update-alternatives --quiet --install /usr/bin/pack200 pack200 /usr/lib/jvm/${java_dir}/jre/bin/pack200 63
update-alternatives --quiet --install /usr/bin/policytool policytool /usr/lib/jvm/${java_dir}/jre/bin/policytool 63
update-alternatives --quiet --install /usr/bin/rmid rmid /usr/lib/jvm/${java_dir}/jre/bin/rmid 63
update-alternatives --quiet --install /usr/bin/rmiregistry rmiregistry /usr/lib/jvm/${java_dir}/jre/bin/rmiregistry 63
update-alternatives --quiet --install /usr/bin/unpack200 unpack200 /usr/lib/jvm/${java_dir}/jre/bin/unpack200 63
update-alternatives --quiet --install /usr/bin/orbd orbd /usr/lib/jvm/${java_dir}/jre/bin/orbd 63
update-alternatives --quiet --install /usr/bin/servertool servertool /usr/lib/jvm/${java_dir}/jre/bin/servertool 63
update-alternatives --quiet --install /usr/bin/tnameserv tnameserv /usr/lib/jvm/${java_dir}/jre/bin/tnameserv 63
update-alternatives --quiet --install /usr/bin/jexec jexec /usr/lib/jvm/${java_dir}/jre/lib/jexec 63