Reference > Payments subsystem > Payment plug-in specification


Payment plug-in containers class diagram

The Payment plug-in containers class diagram shows the relationships between the following objects: PaymentInstruction, Payment, Credit, FinancialTransaction and ExtendedData.

A PaymentInstruction container has zero or more Payment and Credit containers.

A PaymentInstruction container has one and only one ExtendedData container.

A Payment container is associated with one and only one PaymentInstruction container.

A Credit container is associated with one and only one PaymentInstruction container.

A Payment container is associated with zero or more FinancialTransaction containers.

A Credit container is associated with zero or more FinancialTransaction containers.

A FinancialTransaction container is associated with either a Payment container or a Credit container.

A FinancialTransaction container has one and only one ExtendedData containers. The PPCEXTDATA table stores extended data from a FinancialTransaction. The PPCEXTDATA.PPCPAYTRAN_ID column is a foreign key to the PPCPAYTRAN table.


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