问dpkg:由于Ubuntu 13.10上未安装java2包，依赖项问题导致无法配置sbt

EN

sudo curl -L -s http://wake.s3.amazonaws.com/blobs/jdk-7u51-linux-x64.gz -o /usr/local/jdk-oracle.gz
cd /usr/local
sudo tar xzf /usr/local/jdk-oracle.gz
sudo rm -rf usr/local/jdk-oracle.gz
export JAVA_HOME=/usr/local/jdk1.7.0_51
export PATH=$PATH:$JAVA_HOME/bin
echo "export JAVA_HOME=/usr/local/jdk1.7.0_51" | sudo tee -a /etc/profile
echo "PATH=$PATH:$JAVA_HOME/bin" | sudo tee -a /etc/profile
sudo update-alternatives --install "/usr/bin/java" "java" "/usr/local/jdk1.7.0_51/bin/java" 1

curl -o /tmp/sbt.deb http://scalasbt.artifactoryonline.com/scalasbt/sbt-native-packages/org/scala-sbt/sbt//0.13.0/sbt.deb
sudo dpkg -i /tmp/sbt.deb

dpkg: dependency problems prevent configuration of sbt:
 sbt depends on java2-runtime; however:
  Package java2-runtime is not installed.

dpkg: error processing sbt (--install):
 dependency problems - leaving unconfigured
 Processing triggers for man-db ...
Errors were encountered while processing:
 sbt