Unsupported Method: GET.

Writing in the browser : http://localhost:7800/

the means of the unsuported method get is because you dont have the proper service URL.

Jenkins Web Logic Plugin Deploy

https://wiki.jenkins-ci.org/display/JENKINS/WebLogic+Deployer+Plugin 

OSB Default Running Port After Installation

https://community.oracle.com/thread/864410

URI CLARIFICATION

http://www.w3.org/TR/uri-clarification/

BPEL

http://www.oracle.com/technetwork/articles/matjaz-bpel1-090575.html

http://planet.jboss.org/post/head_to_head_jboss_v_oracle_tca

Servers Mode

 Standalone mode is the most familiar to past JBoss Application Server users, and consists of an independent process. 

Domain mode allows multiple JBoss Application Server instances to be managed from a single domain controller spanning the same or different servers. 

Reference https://docs.jboss.org/author/display/AS7/Operating+modes