Validation Libraries
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Validating input parameters of methods and constructors is a recurring and stupid task, especially when you are writing public APIs. This module tries to ease your life a bit by providing a static validateThat() method, allowing you to throw IllegalArgumentExceptions using hamcrest matchers.
Last Release on Oct 18, 2024
NextInputs: A Text Validation Library for Java
Last Release on Aug 16, 2017
Java Validation Framework (not a JSR-303 implementation). This framework allows to modify (correct) test values; supports validation of localized values; allows to convert values into and from text representation; formats error messages, depending on the context; supports metadata, which allows to check any entity types (not only Java Beans or POJOs) and more. Also this framework has long list of predefined validation components.
Last Release on Nov 28, 2012
Validation is a small library for validation purposes
Last Release on Jan 30, 2015
A Java web validation framework
Last Release on Oct 11, 2015
tarski is a small Scala library that makes it easy to add arbitrary validations to any Scala class.
Last Release on May 15, 2012
object validation framework for Java 5 or later
Last Release on Jan 15, 2007

Relocated → net.sf.oval » oval
Utility library for general-purpose validation.
Last Release on Apr 22, 2016
Lightweight and fluent Java validation library
Last Release on Dec 7, 2015
A validation framework
Last Release on Oct 10, 2010