The Java Buildpack can run Servlet-based applications provided that they are packaged as a WAR file.
The following example shows how deploy the sample application located in the Java Test Applications.
$ gradle build
$ cf push web-servlet-2-application -p build/libs/web-servlet-2-application-1.0.0.BUILD-SNAPSHOT.war -b https://github.com/cloudfoundry/java-buildpack.git
-----> Downloading Open Jdk JRE 1.7.0_51 from http://.../openjdk/lucid/x86_64/openjdk-1.7.0_51.tar.gz (0.0s)
Expanding Open Jdk JRE to .java-buildpack/open_jdk_jre (1.1s)
-----> Downloading Spring Auto Reconfiguration 0.8.7 from http://.../auto-reconfiguration/auto-reconfiguration-0.8.7.jar (0.0s)
Modifying /WEB-INF/web.xml for Auto Reconfiguration
-----> Downloading Tomcat 7.0.50 from http://.../tomcat/tomcat-7.0.50.tar.gz (0.0s)
Expanding Tomcat to .java-buildpack/tomcat (0.1s)
-----> Downloading Buildpack Tomcat Support 1.1.1 from http://.../tomcat-buildpack-support/tomcat-buildpack-support-1.1.1.jar (0.0s)
-----> Uploading droplet (51M)
$ curl ...cfapps.io
okThe following example shows how deploy the sample application located in the Java Test Applications.
$ mvn package
$ cf push web-servlet-2-application -p target/web-servlet-2-application-1.0.0.BUILD-SNAPSHOT.war -b https://github.com/cloudfoundry/java-buildpack.git
-----> Downloading Open Jdk JRE 1.7.0_51 from http://.../openjdk/lucid/x86_64/openjdk-1.7.0_51.tar.gz (0.0s)
Expanding Open Jdk JRE to .java-buildpack/open_jdk_jre (1.1s)
-----> Downloading Spring Auto Reconfiguration 0.8.7 from http://.../auto-reconfiguration/auto-reconfiguration-0.8.7.jar (0.0s)
Modifying /WEB-INF/web.xml for Auto Reconfiguration
-----> Downloading Tomcat 7.0.50 from http://.../tomcat/tomcat-7.0.50.tar.gz (0.0s)
Expanding Tomcat to .java-buildpack/tomcat (0.1s)
-----> Downloading Buildpack Tomcat Support 1.1.1 from http://.../tomcat-buildpack-support/tomcat-buildpack-support-1.1.1.jar (0.0s)
-----> Uploading droplet (51M)
$ curl ...cfapps.io
ok