Hibernate Error - 初期SessionFactoryの作成が失敗しました.java.lang.NoClassDefFoundError:org/apache/commons/logging/LogFactory

Hibernateエラー– SessionFactoryの初期作成に失敗しました。java.lang.NoClassDefFoundError:org / apache / commons / logging / LogFactory

一般的なHibernateのエラーです。これは、依存関係ライブラリの欠落(Common Logging)が原因です。

Initial SessionFactory creation failed.java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
Exception in thread "main" java.lang.ExceptionInInitializerError
    at com.example.persistence.HibernateUtil.buildSessionFactory(HibernateUtil.java:18)
    at com.example.persistence.HibernateUtil.(HibernateUtil.java:8)
    at com.example.common.App.main(App.java:17)
Caused by: java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
    at org.hibernate.cfg.Configuration.(Configuration.java:120)
    at com.example.persistence.HibernateUtil.buildSessionFactory(HibernateUtil.java:13)
    ... 2 more
Caused by: java.lang.ClassNotFoundException: org.apache.commons.logging.LogFactory
    at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
    at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
    ... 4 more

溶液

ここからライブラリをダウンロードできます–http://commons.apache.org/logging/

Or

Mavenのpom.xmlに依存関係を追加します

      
        commons-logging
        commons-logging
        1.1.1