Patent ID: 7272833

Claim:
A method for communication between a first computer and a second computer, each of which is connected to a server computer, the method comprising: under control of a first client application at the first computer, creating a message, wherein the message comprises at least one out of a group of: an event notification with zero text and zero content identifiers, a text message, and a content identifier; and putting the message into a message queue; and under control of a second client application at the second computer, retrieving the message from the message queue; wherein the first computer, the second computer, and the server computer form part of a federated content management system and wherein the federated content management system further comprises heterogeneous servers connected to the server computer; wherein the heterogeneous servers are connected to heterogeneous datastores forming part of the federated content management system and wherein the heterogeneous datastores store multimedia data and are combined into a consistent and unified conceptual view; and wherein the message comprises search results from a search executed by the first computer searching for a specified content in the multimedia data of the heterogeneous datastores.