Patent ID: 7069554

Claim:
A system of connected computer apparatus, comprising a programmable user processing apparatus for use by a user and at least one storage apparatus, the storage apparatus storing data defining separate components of at least one processing application, wherein the user processing apparatus is configured to fetch data defining components of at least one processing application to be used by the user from the storage apparatus, wherein the user processing apparatus is configured to install the components so that the components are isolated from each other by placing the components in separate namespaces, wherein access to each of the separate namespaces is controlled by a loader, wherein the user processing apparatus is configured to permit operational interaction between the components in accordance with defined interaction rules for importing and exporting component functionality between the separate namespaces to enable the application to be used by the user, wherein the user processing apparatus is configured to re-fetch data defining one or more of the components in accordance with defined rules and to use the re-fetched data for the application, and wherein the user processing apparatus is configured to arrange and test the components to verify their authenticity and/or to verify the defined interaction rules.