primitiveobject

Primitiveobject is not a standard term in most programming languages or formal knowledge bases. In practice, it is used informally in some codebases and documentation to describe an object that encapsulates or represents a primitive value. The phrase often signals a design choice in which a simple value (such as a string, number, boolean, or other scalar) is wrapped inside an object to provide additional meaning, behavior, or safety guarantees beyond what the raw primitive offers.

A primitiveobject is typically a small, immutable object whose state is a single primitive value. Its purpose is to give the primitive domain-specific semantics, enforce validation, or enable methods and interfaces that would be awkward or impossible with the primitive alone. In domain-driven design, such wrappers are akin to value objects that carry meaning through their type rather than their value alone, and they can help enforce invariants at boundaries like APIs, persistence, and serialization.

Implementation considerations include immutability, a well-defined equality relation based on the wrapped primitive, and convenient conversion to and from the underlying primitive. A primitiveobject may implement common interfaces for serialization, comparison, or formatting, and might provide helpers for conversion, parsing, or validation. However, adding such wrappers introduces runtime overhead and can complicate interoperability with libraries that expect raw primitives.

Examples across languages commonly involve simple wrappers such as a class that holds a single string to represent an email address, a postal code, or a currency amount, thereby adding domain constraints while still exposing the underlying primitive when needed. See also: primitive type, wrapper class, value object, domain-driven design.