Workflow engine and system

A computer program product for implementing a workflow engine, the computer program product comprising a computer readable medium having computer code thereon, the computer code comprising:

• program code for receiving a service request from an original adapter;
• program code for implementing a state machine for each service request;
• and
• program code for transmitting instructions responsive to a service request to at least one receiving adapter.

A method for integrating multiple resources in a service provider environment, the method comprising:

• receiving a service request at a workflow engine;
• providing the service request to a business rule, the business rule comprising at least one instruction for implementing the service request;
• transmitting at least one instruction to at least one adapter, the at least one adapter being in communication with a resource to execute the instruction;
• receiving an indication that the resource has executed the instruction;
• saving a status of the instruction;
• and
• transmitting a completion notification when all instructions have been executed.

A series of instructions on a digital medium for integrating multiple resources in a service provider environment which when loaded into a computer provide:

• a process for translating a service request between a resource data model and a system data model;
• a process for recording a state of a service request;
• a process for transmitting at least one instruction to at least one resource;
• a process for receiving an indication that the resource has implemented the instruction;
• and
• a process for transmitting a completion response when all instructions have been executed.

A workflow method comprising:

• receiving a service request;
• transmitting the service request to a business rule;
• sending instructions to receiving adapters in response to the business rule;
• making a record of the receiving adapters to which instructions are sent;
• receiving an indication from the business rule;
• and
• communicating with each receiving adapter in the record in response to the indication from the business rule.