DSpace 7 REST API Tutorial

DSpace 7 REST Code Walkthrough

Before DSpace 7, most DSpace code used “plain old java objects”(POJO’s) This tutorial will illustrate how to understand the flow of the DSpace 7 code.

DSpace 6 introduced Hibernate for database interactions.
Hibernate relies on Java Annotations to build associate class files database actions.

DSpace 7 relies heavily on the following non-POJO conventions

• Spring MVC Framework
• Java annotations
• Java 8 Lambdas
• Test Frameworks
  • Hamcrest Assertions
  • Spring MVC Test

Goals of this Walkthrough

• Understand how the REST Controllers are invoked
• Understand how annotations are used to interpret URL parameters and paths
• Understand how DSpace 7 implements the HAL and HATEOAS conventions
• Understand how JSON return objects are constructed

• Understand how code exceptions are converted to HTTP return status

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