DBの作成をしてみます(MySQL)
- せっかくなので、jdbc_adapterを用いて接続してみます。
config/database.ymlは次のような感じに
development: adapter: jdbc driver: com.mysql.jdbc.Driver url: jdbc:mysql://localhost/shoplet encoding: utf8 username: root
- モデルを作成してmigrate
bash-3.2$ jruby -S rake db:migrate (in /Users/kuro/jruby/sample/shoplet) rake aborted! The driver encountered an error: cannot load Java class com.mysql.jdbc.Driver
CLASSPATH=$CLASSPATH:/Users/kuro/jruby/source/mysql-connector-java-5.0.8/mysql-connector-java-5.0.8-bin.jar export CLASSPATH
- そしてもう一回実行
bash-3.2$ jruby -S rake db:migrate (in /Users/kuro/jruby/sample/shoplet) JdbcAdapterInternalService:122:in `set_connection': java.lang.NoSuchMethodError: org.jruby.runtime.builtin.IRubyObject.setInstanceVariable(Ljava/lang/String ;Lorg/jruby/runtime/builtin/IRubyObject;)Lorg/jruby/runtime/builtin/IRubyObject; from JdbcAdapterInternalServiceCallback$set_connection_FS1:-1:in `call' from org.jruby.runtime.callback.FastInvocationCallback:55:in `execute' from org.jruby.internal.runtime.methods.SimpleCallbackMethod:67:in `call' from org.jruby.internal.runtime.methods.DynamicMethod:242:in `call' from org.jruby.internal.runtime.methods.DynamicMethod:151:in `call' from org.jruby.runtime.CallSite$InlineCachingCallSite:156:in `cacheAndCall' . . . . .
- のようなエラー。