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java-design-patterns/data-mapper
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Alexander Ivanov 4904d7eea0 #1021: Fix checkstyle warnings by changing the license header template (#1027) 
* Add custom license header style in order to comply with Google's Checkstyle format

* Update license headers to comply with Google's Checkstyle format
2019-10-22 08:15:35 +03:00
..
etc
#190 Remove urm plugin
2017-11-28 20:55:52 +02:00
src
#1021: Fix checkstyle warnings by changing the license header template (#1027)
2019-10-22 08:15:35 +03:00
pom.xml
#970 single logging framework should be enforced (#982)
2019-10-13 23:41:11 +03:00
README.md
#190 Remove pumlids from readmes
2017-11-28 21:28:53 +02:00

README.md

layout, title, folder, permalink, categories, tags
layout title folder permalink categories tags
pattern Data Mapper data-mapper /patterns/data-mapper/ Persistence Tier
Java
Difficulty-Beginner

Intent

A layer of mappers that moves data between objects and a database while keeping them independent of each other and the mapper itself

alt text

Applicability

Use the Data Mapper in any of the following situations

  • when you want to decouple data objects from DB access layer
  • when you want to write multiple data retrieval/persistence implementations

Credits