Er hat nur das JRE installiert und benötigt auch nur das JRE 
Aber man siehe...
[code][faetzminator@fkaros ~]$ apt-cache search sun-java6
sun-java6-source - Sun Java(TM) Development Kit (JDK) 6 source files
sun-java6-jre - Sun Java(TM) Runtime Environment (JRE) 6 (architecture independent files)
sun-java6-javadb - Java(TM) DB, Sun Microsystems' distribution of Apache Derby
sun-java6-fonts - Lucida TrueType fonts (from the Sun JRE)
sun-java6-plugin - The Java(TM) Plug-in, Java SE 6
sun-java6-jdk - Sun Java(TM) Development Kit (JDK) 6
sun-java6-demo - Sun Java(TM) Development Kit (JDK) 6 demos and examples
sun-java6-bin - Sun Java(TM) Runtime Environment (JRE) 6 (architecture dependent files)
ia32-sun-java6-bin - Sun Java(TM) Runtime Environment (JRE) 6 (32-bit)[/code]
