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Yu Han

A Developer

Beijing Joined on Jan 6, 2026 https://github.com/hannyu

Cover image for Is SJF4J the fastest JSON Schema validator for Java?

Yu Han

May 13

Is SJF4J the fastest JSON Schema validator for Java?

#java #jsonschema #opensource #performance

4 min read

Cover image for Beyond POJO and JsonNode: A More Cohesive Way to Handle JSON in Java

Yu Han

Apr 26

Beyond POJO and JsonNode: A More Cohesive Way to Handle JSON in Java

#java #json #opensource

4 min read

Yu Han

Apr 20

Generating Java from JSON Schema

#java #jsonschema #opensource #productivity

5 min read

Cover image for SJF4J 1.2.0: Jackson 3 Support, Instance-Based Runtime, and More Predictable JSON Semantics

Yu Han

Apr 12

SJF4J 1.2.0: Jackson 3 Support, Instance-Based Runtime, and More Predictable JSON Semantics

#java #json

4 min read

Yu Han

Mar 29

SJF4J vs Jayway JsonPath: Up to 7x Faster in Java Benchmarks

#java #json #performance #opensource

3 min read

Yu Han

Mar 23

SJF4J: A Structured JSON Facade for Java

#java #json #tutorial #learning

2 min read

Yu Han

Mar 4

JSON Patch in Java — Without Converting Everything to JsonNode

#java #json

2 min read

Yu Han

Feb 25

2x Faster JSON Schema Validation in Java (Without JsonNode)

#programming #java #json #opensource

2 min read

Yu Han

Jan 6

SJF4J in 5 Minutes: A Practical JSON Facade for Java

#java #programming

2 min read

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