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guava vs FF4J: What are the differences?
What is guava? Google Core Libraries for Java 6+. The Guava project contains several of Google's core libraries that we rely on in our Java-based projects: collections, caching, primitives support, concurrency libraries, common annotations, string processing, I/O, and so forth.
What is FF4J? Feature Flags for Java made easy. It is an implementation of Feature Toggle pattern : Enable and disable features or your applications at runtime thanks to dedicated web console, REST API, JMX or even CLI. It handle also properties and provide generic interfaces.
guava and FF4J are primarily classified as "Java" and "Feature Flags Management" tools respectively.
guava is an open source tool with 38.3K GitHub stars and 8.59K GitHub forks. Here's a link to guava's open source repository on GitHub.
Pros of FF4J
Pros of guava
- Interface Driven API5
- Easy to setup1