Abstract: In one example, a server system facilitates an exchange of messages with a remote client application. An Application Program Interface (API) receives a first request message and a second request message, wherein the first request message includes a first data payload defined by a common definition and including a first payload data, the first payload defined by a first schema definition. The second request message includes a second data payload defined by the common definition and a second payload data, wherein the second payload is defined by a second schema definition different than the first schema definition. In response to receiving the first request message, the API transmits a first response message, and in response to receiving the second request message, the API transmits a second response.

Abstract: In one example, a server system facilitates an exchange of messages with a remote client application. An Application Program Interface (API) receives a first request message and a second request message, wherein the first request message includes a first data payload defined by a common definition and including a first payload data, the first payload defined by a first schema definition. The second request message includes a second data payload defined by the common definition and a second payload data, wherein the second payload is defined by a second schema definition different than the first schema definition. In response to receiving the first request message, the API transmits a first response message, and in response to receiving the second request message, the API transmits a second response.

Abstract: A computer-implemented method and system is disclosed in which a network-based interaction environment includes a plurality of peer-to-peer nodes being able to communicate directly with each other using a peer-to-peer protocol and a peer-to-peer client application, and a first peer-to-peer client application to maintain persistent item information on at least one peer-to-peer node of the plurality of peer-to-peer nodes, the persistent information being related to an item being offered by a first user of the first peer-to-peer client application.

Abstract: In one example, a server system facilitates an exchange of messages with a remote client application. An Application Program Interface (API) receives a first request message and a second request message, wherein the first request message includes a first data payload defined by a common definition and including a first payload data, the first payload defined by a first schema definition. The second request message includes a second data payload defined by the common definition and a second payload data, wherein the second payload is defined by a second schema definition different than the first schema definition. In response to receiving the first request message, the API transmits a first response message, and in response to receiving the second request message, the API transmits a second response.

Abstract: In one example, a server system facilitates an exchange of messages with a remote client application. An Application Program Interface (API) receives a first request message and a second request message, wherein the first request message includes a first data payload defined by a common definition and including a first payload data, the first payload defined by a first schema definition. The second request message includes a second data payload defined by the common definition and a second payload data, wherein the second payload is defined by a second schema definition different than the first schema definition. In response to receiving the first request message, the API transmits a first response message, and in response to receiving the second request message, the API transmits a second response.

Abstract: A data management system and unit host applications and manage storage, finding and retrieval of typed items with support for tagging, connections, and situated queries. The data management system and unit have a content processor that receives content and processes the content to add one or more items into a particular cell, an item processor that receives one of an item to add to the cells in the storage unit and an item to update in the cells of the storage unit and a query processor that executes a query against the one or more cells in the storage unit.

Abstract: In one example, a server system facilitates an exchange of messages with a remote client application. An Application Program Interface (API) receives a first request message and a second request message, wherein the first request message includes a first data payload defined by a common definition and including a first payload data, the first payload defined by a first schema definition. The second request message includes a second data payload defined by the common definition and a second payload data, wherein the second payload is defined by a second schema definition different than the first schema definition. In response to receiving the first request message, the API transmits a first response message, and in response to receiving the second request message, the API transmits a second response.

Abstract: A computer-implemented method and system is disclosed in which a network-based interaction environment includes a plurality of peer-to-peer nodes being able to communicate directly with each other using a peer-to-peer protocol and a peer-to-peer client application, and a first peer-to-peer client application to maintain persistent item information on at least one peer-to-peer node of the plurality of peer-to-peer nodes, the persistent information being related to an item being offered by a first user of the first peer-to-peer client application.

Abstract: In one example, a server system in an electronic trading system facilitates an exchange of messages with a remote client application. An Application Program Interface (API) receives a first request message and a second request message, wherein the first request message including a first data payload defined by a common data component and including a first extended payload data, the first extended payload defined by a first schema definition. The second request message includes a second data payload defined by the common data component and a second extended payload data, wherein the second extended payload is defined by a second schema definition different than the first schema definition. In response to receiving the first request message, the API transmits a first response message, and in response to receiving the second request message, the API transmits a second response message different than the first response message.

Abstract: A method of accommodating at least one difference between a first database schema and a second database schema is provided. The method includes receiving a response generated by a first application program using a first database schema, identifying a value in the response that is unrecognizable to a second application program using a second database schema, and substituting, using a processor, the value that is unrecognizable to the second application program with a reserved element recognizable to the second application program, the reserved element indicating to the second application program that a portion of the response is not recognizable to the second application program. The method further includes communicating the response to the second application program.

Abstract: A computer-implemented method and system is disclosed in which a network-based interaction environment includes a plurality of peer-to-peer nodes being able to communicate directly with each other using a peer-to-peer protocol and a peer-to-peer client application, and a first peer-to-peer client application to maintain persistent item information on at least one peer-to-peer node of the plurality of peer-to-peer nodes, the persistent information describing to an item. The first peer-to-peer client application further to maintain persistent user account information in the storage device of the first peer-to-peer node that includes a plurality of peer-to-peer accounts associated with a user account of the first peer-to-peer node. Each peer-to-peer account is assigned to a different role from among a plurality of roles that correspond to a different particular operation in a transaction for the item.

Abstract: An application specification system and method have a storage unit with an XML based schema definition for an application definition language and one or more cells with each cell having one or more components that define computational and data access aspects of an application and one or more presentations. The system and method also have a web presence that performs one or more applications that is instantiated from a cell instance that has one or more components.

Abstract: In one example, a server system in an electronic trading system facilitates an exchange of messages with a remote client application. An Application Program Interface (API) receives a first request message and a second request message, wherein the first request message including a first data payload defined by a common data component and including a first extended payload data, the first extended payload defined by a first schema definition. The second request message includes a second data payload defined by the common data component and a second extended payload data, wherein the second extended payload is defined by a second schema definition different than the first schema definition. In response to receiving the first request message, the API transmits a first response message, and in response to receiving the second request message, the API transmits a second response message different than the first response message.

Abstract: A method of accommodating at least one difference between a first database schema and a second database schema is provided. The method includes receiving a request generated by an application program using a first version of a database schema, and generating a response including a reserved element that corresponds to a custom slot provided in the first version of the database schema. The method further includes communicating the response to the application program.

Abstract: An extensible servicing hosting platform is provided that supports the design, build and concurrent deployment of multiple web accessible services on a services hosting platform. The services hosting platform comprises a services hosting framework capable of hosting multiple service applications, each of which may be shared by multiple tenants that each customize their use of a particular application service by extending the application service to exploit run time platform services within a service execution pipeline. The services hosting framework may easily be leveraged by applications to decrease the time associated with developing, deploying and maintaining high quality services in a cost effective manner.

Abstract: Systems, methods and media are provided for facilitating an exchange of messages between a remote client application and a server system the server system, the server system being capable of supporting a plurality of application program interfaces (APIs) that includes a targeted API. In one example, a method includes receiving a plurality of request messages generated by the remote client application, each request message requesting an activity to be performed by the targeted API, with respect to an associated application, and comprising at least one data component common to each of the plurality of request messages and selected from a group comprising a predetermined required level of detail, an error language component and a version identifier, and a request component including a reusable identified schema definition.

Abstract: A computer-implemented method and system is disclosed in which a network-based interaction environment includes a plurality of peer-to-peer nodes being able to communicate directly with each other using a peer-to-peer protocol and a peer-to-peer client application, and a first peer-to-peer client application to maintain persistent item information on at least one peer-to-peer node of the plurality of peer-to-peer nodes, the persistent information describing to an item. The first peer-to-peer client application further to maintain persistent user account information in the storage device of the first peer-to-peer node that includes a plurality of peer-to-peer accounts associated with a user account of the first peer-to-peer node. Each peer-to-peer account is assigned to a different role from among a pluralit of roles that correspond to a different particular operation in a transaction for the item.

Abstract: Methods and systems for enabling peer-to-peer systems are disclosed. The server system includes one or more processors, memory, and one or more programs stored in the memory. The server system receives from a first peer to peer node in a plurality of peer to peer nodes, a request for item information associated with one or more items. The server system converts the requested item information into a format useful for the peer-to-peer network. The server system transmits the requested item information to the first peer-to-peer node for persistent storage such that other peer-to-peer nodes in the plurality of peer-to-peer nodes can search for item information within the peer-to-peer network. The server system receives an authentication request from a second peer-to-peer node that is used to authenticate a transaction between a first user associated with the second peer-to-peer node and a second user.

Abstract: Systems, methods and media are provided for facilitating an exchange of messages between a remote client application and a server system the server system, the server system being capable of supporting a plurality of application program interfaces (APIs) that includes a targeted API. In one example, a method includes receiving a plurality of request messages generated by the remote client application, each request message requesting an activity to be performed by the targeted API, with respect to an associated application, and comprising at least one data component common to each of the plurality of request messages and selected from a group comprising a predetermined required level of detail, an error language component and a version identifier, and a request component including a reusable identified schema definition.

Abstract: A plurality of application servers hosts a plurality of business applications. A plurality of Application Program Interface (API) servers host a plurality of APIs to provide programmatic access to the plurality of business applications, each of the APIs configured to receive request messages compiled by a remote client application. An example method includes receiving a plurality of request messages generated by the remote client application, each request message requesting an activity to be performed by the targeted API, with respect to an associated application, and comprising at least one data component, and a request component including a reusable identified schema definition specific to the targeted API.