Oracle has just released BPM 11.1.1.7 Bundle Patch 3 which adds the out of the box web interface for Advanced Case Management and REST APIs for working with BPM.

The patch is available from Oracle Support, it is patch number 18072286.

The Case Management interface looks a bit like this:

And here is an example of using the REST API.  You can call the REST URL (GET) http://yourserver:port/bpm/services/rest/application.wadl to get details of the available services:

Here is a list of the REST methods provided:

  resources base="http://slc05til.us.oracle.com:8111/bpm/services/rest/"
    resource path="processes"
      method id="getProcesses" name="GET"
    resource path="identities"
      method id="getIdentities" name="GET"
    resource path="user/{userid}"
      method id="getUser" name="GET"
    resource path="group/{groupid}"
      method id="getGroup" name="GET"
    resource path="role/{roleid}"
      method id="getRole" name="GET"
    resource path="runtime"
      method id="getRuntime" name="GET"
    resource path="tasks"
      method id="getTasks" name="GET"
    resource path="{id}/attachments"
      method id="getTaskAttachments" name="GET"
      method id="addTaskAttachments" name="POST"
    resource path="{id}/todoTasks"
      method id="getToDoTask" name="GET"
    resource path="views/{viewname}"
      method id="getViewBasedTasks" name="GET"
    resource path="actions"
      method id="performBulkActions" name="POST"
    resource path="{id}/info_request"
      method id="infoRequest" name="POST"
    resource path="{id}/attachments/{attachmentName}/stream"
      method id="getTaskAttachmentStream" name="GET"
    resource path="{id}/attachments/{attachmentName}"
      method id="deleteTaskAttachment" name="DELETE"
      method id="getTaskAttachment" name="GET"
    resource path="{id}/comments"
      method id="addTaskComment" name="POST"
      method id="getTaskComments" name="GET"
    resource path="{id}/reassign"
      method id="reassignTask" name="POST"
    resource path="{id}"
      method id="performTaskAction" name="POST"
      method id="getTask" name="GET"
    resource path="todoTask"
      method id="createToDoTask" name="POST"
    resource path="reassign"
      method id="reassignTasks" name="POST"
    resource path="{id}/delegate"
      method id="delegateTask" name="POST"
    resource path="delegate"
      method id="delegateTasks" name="POST"
    resource path="{id}/history"
      method id="getTaskHistory" name="GET"
    resource path="{id}/form"
      method id="getTaskForm" name="GET"
    resource path="views"
      method id="getViews" name="GET"