JRuby:导入vs包含vs java_import vs include_class [英] JRuby: import vs include vs java_import vs include_class

问题描述

为什么有这么多不同的方式将Java类包含到JRuby中?有什么区别?我应该使用哪一个?

why so many different ways to include Java classes into JRuby? What are the differences? Which one should I use?

推荐答案

您可以在以下位置找到很多有关使用Java类的示例:
https://github.com/jruby/jruby/wiki/CallingJavaFromJRuby

You can find quite a few examples about working with Java classes at:
https://github.com/jruby/jruby/wiki/CallingJavaFromJRuby

它指出，由于 JRUBY-，您应该使用java_import而不是import 3171 错误.
另外，include_class也已或将被弃用( JRUBY-3797 )，而推荐使用.

It states, that you should use java_import instead of import due to the JRUBY-3171 bug.
Also include_class is or will be deprecated (JRUBY-3797) in favor of java_import.

目前，java_import是导入Java类的推荐方法.

Currently java_import is the recommended way to import a Java class.

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