Search Results po_lines_sv1

Overview

PO_LINES_SV1 is a PL/SQL package body owned by the APPS schema in Oracle E-Business Suite Release 12.1.1 and 12.2.2. It belongs to the Purchasing (PO) module and is classified under the ETRM metadata as an "OTHER" API, meaning it is not part of the formally published public API set but is instead an internal server-side validation and processing unit used by the Purchasing application. The name convention "SV1" indicates that the package serves as a server-side validation routine (a "Server Validation" package), a pattern Oracle uses extensively in the PO schema for implementing business rules that must be enforced consistently across multiple entry points.

The package exists to centralize validation logic applied to purchasing document lines. Rather than duplicating rule checks inside individual forms, concurrent programs, or interface handlers, the Purchasing module routes those checks through a shared validation package so that behaviour remains consistent regardless of the channel through which a line is created or modified. This design also simplifies maintenance, since a business rule change needs to be applied in one location rather than in every consumer of the rule.

Key Procedures and Functions

The ETRM metadata documents three procedures or functions within PO_LINES_SV1, although the specific names are not enumerated in the excerpt provided. Based on the package's role in the Purchasing schema, these routines perform the following categories of work:

• Line-level validation routines — These accept a purchasing line record or line identifier and evaluate it against Purchasing business rules, returning success or raising an application error with a message when a constraint is violated.
• Attribute consistency checks — These confirm that values supplied for a line are internally consistent with its parent document header, item definition, and purchasing options before the line is committed.
• Error reporting helpers — These invoke PO_MESSAGE_S to raise standard Purchasing error messages, ensuring that failures surface with the same message text and error code across all callers.

Because the package is classified as OTHER rather than a public API, callers should treat these procedures as internal contracts subject to change between point releases.

Tables Accessed

The documented dependency list identifies PO_LINES as the sole table referenced through APPS synonyms. PO_LINES is the core transactional table storing purchasing document lines, including item, quantity, price, and matching attributes. PO_LINES_SV1 reads from this table to retrieve the current state of a line during validation checks. The metadata does not record any INSERT, UPDATE, or DELETE dependencies, which is consistent with a validation-only package: it inspects line data but does not itself persist changes, leaving writes to the calling form or interface program.

The package additionally references PO_MESSAGE_S, the standard Purchasing message repository, and the SYS.STANDARD package for base PL/SQL types. It does not reference any other APPS object, and no other database object references it, indicating a leaf node in the dependency graph.

Usage Notes

PO_LINES_SV1 is typically invoked from Purchasing forms such as the Purchase Order entry form, from the PO line interface and open interface concurrent programs, and from custom extensions that create or modify lines programmatically. Because it is not a documented public API, custom code should call it defensively and be prepared for signature changes on patching. Validation is expected to occur before the caller performs its own DML, allowing the caller to abort the transaction cleanly when the package reports an error.