Is there a Java library that can “diff” two Objects?

Question

Is there a Java utility library that is analogous to the Unix program diff, but for Objects? I\'m looking for something that can compare two objects of the same type and ge

Answer 1

You could also take a look at the solution from Apache. Most projects already have it on their classpath since its part of commons-lang.

Check difference for specific field(s):
http://commons.apache.org/proper/commons-lang/javadocs/api-3.9/org/apache/commons/lang3/builder/DiffBuilder.html

Check difference by using reflection:
http://commons.apache.org/proper/commons-lang/javadocs/api-3.9/org/apache/commons/lang3/builder/ReflectionDiffBuilder.html