我想使用BoneCP執行連接池。但我得到了無法加載資源工廠類的日誌。 我得到了這個錯誤日誌上Tomcat啓動無法加載資源工廠類java.lang.ClassNotFoundException:com.jolbox.bonecp.BoneCPDataSource
SEVERE: Exception processing Global JNDI Resources
javax.naming.NamingException: Could not load resource factory class [Root exception is java.lang.ClassNotFoundException: com.jolbox.bonecp.BoneCPDataSource]
at org.apache.naming.factory.ResourceFactory.getObjectInstance(ResourceFactory.java:81)
at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304)
at org.apache.naming.NamingContext.lookup(NamingContext.java:793)
at org.apache.naming.NamingContext.lookup(NamingContext.java:140)
at org.apache.naming.NamingContextBindingsEnumeration.nextElementInternal(NamingContextBindingsEnumeration.java:113)
at org.apache.naming.NamingContextBindingsEnumeration.next(NamingContextBindingsEnumeration.java:71)
at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.createMBeans(GlobalResourcesLifecycleListener.java:137)
at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.createMBeans(GlobalResourcesLifecycleListener.java:109)
at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.lifecycleEvent(GlobalResourcesLifecycleListener.java:81)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:747)
at org.apache.catalina.startup.Catalina.start(Catalina.java:595)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
Caused by: java.lang.ClassNotFoundException: com.jolbox.bonecp.BoneCPDataSource
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:306)
at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
at org.apache.naming.factory.ResourceFactory.getObjectInstance(ResourceFactory.java:79)
... 17 more
我已經將資源添加到server.xml中是這樣的。
<GlobalNamingResources>
<!-- Editable user database that can also be used by
UserDatabaseRealm to authenticate users
-->
<Resource name="UserDatabase" auth="Container"
type="org.apache.catalina.UserDatabase"
description="User database that can be updated and saved"
factory="org.apache.catalina.users.MemoryUserDatabaseFactory"
pathname="conf/tomcat-users.xml" />
<Resource type='javax.sql.DataSource'
name='demodb'
factory='com.jolbox.bonecp.BoneCPDataSource'
driverClassName='oracle.jdbc.driver.OracleDriver'
jdbcUrl='jdbc:oracle:thin:@localhost:1521:XE'
username='system'
password='system'
idleMaxAge='240'
idleConnectionTestPeriod='60'
partitionCount='3'
acquireIncrement='5'
maxConnectionsPerPartition='10'
minConnectionsPerPartition='5'
statementsCacheSize='50'
releaseHelperThreads='5'
/>
</GlobalNamingResources>
誰能告訴我問題是什麼?
我正在使用NetBeans,我已經在庫中加載了(BoneCP 0.7.1)jar文件,但仍然在服務器啓動時出現此錯誤。 – Hablu 2012-03-12 06:48:15
好的,請確保* BoneCP 0.7.1.jar *由服務器加載,或者通過將其複製到服務器庫目錄中,或者告訴netbeans將其與項目一起導出。我不知道如何在NetBeans中正確執行此操作,但是我發現[this](http://stackoverflow.com/questions/8096232/how-to-have-netbeans-projects-export-their-dependencies-like-eclipse - ),並希望這會讓你走上正軌。乾杯! – SimonSez 2012-03-12 09:07:13
好吧,讓我們假設我手動在庫中添加了該jar文件。 之後,我創建了我的應用程序戰爭文件。如果我必須在聯機服務器上託管該戰爭文件,那麼我如何將該jar文件添加到聯機服務器庫中? – Hablu 2012-03-12 13:40:26