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Plain old Java object

In software engineering, a plain old Java object (POJO) is an ordinary Java object, not bound by any special restriction. The term was coined by Martin Fowler, Rebecca Parsons and Josh MacKenzie in September 2000:

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Explore the main themes, entities and connections around Plain old Java object. Start with the topic map, then use the sections below for research and deeper semantic analysis.

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Contextual variations

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Definition

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Related Acronyms

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Map overview Semantic statistics

Plain old Java object

Nodes36
Edges35
Triples1
Avg. degree1.94
Density0.055556
Components1

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Important terminology Word statistics

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Important terminology

pojo object java frameworks annotations model interface plain old bean term javabeans xml using conventions implement many still following ejb

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
persistence to work properlyinstance ofmany software products or frameworks described as POJO-compliant actually still require the use of prespecified annotations for features0.80text

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