Jruby NoSuchMethodError: org.jruby.RubyClass.defineMethod

Question

环境

• JRuby版本:JRuby9.0.0.0 (2.2.2) 2015-07-21 e10ec96 HotSpot(TM) 64位服务器VM 25.65-b01 on 1.8.0_65-b17 +64
• Java版本-version 1.8.0_65 1.8.0_65(TM) SE运行时环境(build 1.8.0_65-b17) java HotSpot(TM) 64位服务器VM (Build25.65-B01，混合模式)
• 操作系统和平台 uname -a主干Linux联想-Z50-704.2.0-27-通用#32-Ubuntu 1月22日04:49:08 UTC 2016 x86_64 GNU/Linux lsb_release -a中继➜没有LSB模块可用。发行商ID: Ubuntu描述:Ubuntu15.10发行版: 15.10代码:狡猾

相关信息：

• Gemfile，Gemfile.lock
• 应用程序/框架版本: rails 3.2.22.1
• 环境变量

预期行为

rails c应该启动rails控制台

实际行为

例外：LoadError: load error: hpricot_scan -- java.lang.NoSuchMethodError: org.jruby.RubyClass.defineMethod(Ljava/lang/String;Lorg/jruby/runtime/callback/Callback;)V

➜  trunk rails c
/home/swapnil/.rvm/gems/jruby-9.0.0.0@JayApp/gems/prawn-core-0.8.4/lib/prawn/core.rb:34: warning: already initialized constant VERSION
LoadError: load error: hpricot_scan -- java.lang.NoSuchMethodError: org.jruby.RubyClass.defineMethod(Ljava/lang/String;Lorg/jruby/runtime/callback/Callback;)V
           require at org/jruby/RubyKernel.java:940
  block in require at /home/swapnil/.rvm/gems/jruby-9.0.0.0@JayApp/gems/activesupport-3.2.22.1/lib/active_support/dependencies.rb:251
   load_dependency at /home/swapnil/.rvm/gems/jruby-9.0.0.0@JayApp/gems/activesupport-3.2.22.1/lib/active_support/dependencies.rb:236
           require at /home/swapnil/.rvm/gems/jruby-9.0.0.0@JayApp/gems/activesupport-3.2.22.1/lib/active_support/dependencies.rb:251
             <top> at /home/swapnil/.rvm/gems/jruby-9.0.0.0@JayApp/gems/hpricot-0.8.6-java/lib/hpricot.rb:20
           require at org/jruby/RubyKernel.java:940
   block in (root) at /home/swapnil/.rvm/gems/jruby-9.0.0.0@JayApp/gems/bundler-1.11.2/lib/bundler/runtime.rb:1
              each at org/jruby/RubyArray.java:1560
  block in require at /home/swapnil/.rvm/gems/jruby-9.0.0.0@JayApp/gems/bundler-1.11.2/lib/bundler/runtime.rb:77
              each at org/jruby/RubyArray.java:1560
           require at /home/swapnil/.rvm/gems/jruby-9.0.0.0@JayApp/gems/bundler-1.11.2/lib/bundler/runtime.rb:72
           require at /home/swapnil/.rvm/gems/jruby-9.0.0.0@JayApp/gems/bundler-1.11.2/lib/bundler/runtime.rb:61
             <top> at /home/swapnil/.rvm/gems/jruby-9.0.0.0@JayApp/gems/bundler-1.11.2/lib/bundler.rb:99
           require at org/jruby/RubyKernel.java:940
             <top> at /home/swapnil/Rails/Lab/MA-JRuby/trunk/config/application.rb:15
           require at org/jruby/RubyKernel.java:940
             <top> at script/rails:6

Answer 1

Hpricot已经很多年没有更新了，并且似乎正在使用我们在JRuby 1.7或JRuby 9k中删除的API。它将需要更新和重新发布，否则您将需要使用其他东西。