I just updated to current factory:

> cat /usr/lib/jvm/java-1.6.0.u1-sun-1.6.0.u1/jre/bin/java.bin
#!/bin/bash
# This wrapper script solves the problem that graphical java programs won't work with the newest X server
export LIBXCB_ALLOW_SLOPPY_LOCK=1
exec -a `readlink -f $0` `readlink -f $0`.bin ${1+"$@"}
> cat /usr/lib/jvm/java-1.6.0.u1-sun-1.6.0.u1/jre/bin/java
#!/bin/bash
# This wrapper script solves the problem that graphical java programs won't work with the newest X server
export LIBXCB_ALLOW_SLOPPY_LOCK=1
exec -a `readlink -f $0` `readlink -f $0`.bin ${1+"$@"}