更换Ubuntu Java开发环境

allen@ubuntu:~/jordan/cts05$ sudo update-alternatives --config java

There are 2 alternatives which provide `java'.

  Selection    Alternative
-----------------------------------------------
          1    /usr/lib/jvm/java-1.5.0-sun/jre/bin/java
*+        2    /usr/lib/jvm/java-6-sun/jre/bin/java

Press enter to keep the default

, or type selection number: 1

Using '/usr/lib/jvm/java-1.5.0-sun/jre/bin/java' to provide 'java'.