sudo apt-get install openjdk-6-jre
Reading package lists... Done
Building dependency tree
Reading state information... Done
openjdk-6-jre is already the newest version.
openjdk-6-jre set to manually installed.
You might want to run 'apt-get -f install' to correct these:
The following packages have unmet dependencies:
 openjdk-6-jre : Depends: libaccess-bridge-java-jni but it is not going to be installed
                 Recommends: ttf-dejavu-extra but it is not going to be installed
 openjdk-6-jre-headless : Depends: ca-certificates-java but it is not going to be installed
                          Depends: tzdata-java but it is not going to be installed
                          Depends: java-common (>= 0.28) but it is not going to be installed
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).