我有一个非常讨厌的问题,我似乎无法在任何地方找到答案。
我的应用程序在尝试持久化 @Lob 时抛出此异常:
java.lang.AbstractMethodError
at org.apache.tomcat.dbcp.dbcp.DelegatingPreparedStatement.setCharacterStream(DelegatingPreparedStatement.java:328)
at org.apache.tomcat.dbcp.dbcp.DelegatingPreparedStatement.setCharacterStream(DelegatingPreparedStatement.java:328)
at java.lang.reflect.Method.invoke(Method.java:601)
at org.hibernate.engine.jdbc.internal.proxy.AbstractStatementProxyHandler.continueInvocation(AbstractStatementProxyHandler.java:122)
at org.hibernate.engine.jdbc.internal.proxy.AbstractProxyHandler.invoke(AbstractProxyHandler.java:81)
at $Proxy32.setCharacterStream(Unknown Source)
at org.hibernate.type.descriptor.sql.ClobTypeDescriptor$3$1.doBind(ClobTypeDescriptor.java:83)
at org.hibernate.type.descriptor.sql.BasicBinder.bind(BasicBinder.java:92)
at org.hibernate.type.AbstractStandardBasicType.nullSafeSet(AbstractStandardBasicType.java:280)
at org.hibernate.type.AbstractStandardBasicType.nullSafeSet(AbstractStandardBasicType.java:275)
at org.hibernate.type.AbstractSingleColumnStandardBasicType.nullSafeSet(AbstractSingleColumnStandardBasicType.java:57)
at org.hibernate.persister.entity.AbstractEntityPersister.dehydrate(AbstractEntityPersister.java:2747)
at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:3152)
at org.hibernate.persister.entity.AbstractEntityPersister.updateOrInsert(AbstractEntityPersister.java:3087)
at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:3416)
at org.hibernate.action.internal.EntityUpdateAction.execute(EntityUpdateAction.java:140)
at org.hibernate.engine.spi.ActionQueue.execute(ActionQueue.java:362)
at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:354)
at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:276)
at org.hibernate.event.internal.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:326)
at org.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:52)
at org.hibernate.internal.SessionImpl.flush(SessionImpl.java:1213)
at org.hibernate.internal.SessionImpl.managedFlush(SessionImpl.java:402)
at org.hibernate.engine.transaction.internal.jdbc.JdbcTransaction.beforeTransactionCommit(JdbcTransaction.java:101)
...(more)
我在 Tomcat 6.0.36 上运行(也尝试过 Tomcat 7)。
MySQL 4.1.22 数据库。
代码使用 jdk 7 编译并使用 gradle 构建。
我的依赖是:
+--- javax.mail:mail:1.4 -> 1.4.1
| \--- javax.activation:activation:1.1
+--- org.slf4j:slf4j-api:1.5.6 -> 1.6.1
+--- log4j:log4j:1.2.13 -> 1.2.16
+--- org.apache.wicket:wicket:1.4.15
| \--- org.slf4j:slf4j-api:1.5.8 -> 1.6.1
+--- org.apache.wicket:wicket-extensions:1.4.15
| +--- org.apache.wicket:wicket:1.4.15 (*)
| \--- org.slf4j:slf4j-api:1.5.8 -> 1.6.1
+--- mysql:mysql-connector-java:5.1.26
+--- com.microsoft.sqlserver:sqljdbc4:4.0
+--- com.itextpdf:itextpdf:5.4.2
+--- org.hibernate.javax.persistence:hibernate-jpa-2.0-api:1.0.0.Final -> 1.0.1.Final
+--- org.hibernate:hibernate-core:4.1.9.Final
| +--- antlr:antlr:2.7.7
| +--- org.jboss.logging:jboss-logging:3.1.0.GA
| +--- org.javassist:javassist:3.17.1-GA
| +--- org.jboss.spec.javax.transaction:jboss-transaction-api_1.1_spec:1.0.0.Final
| +--- dom4j:dom4j:1.6.1
| | \--- xml-apis:xml-apis:1.0.b2
| +--- org.hibernate.javax.persistence:hibernate-jpa-2.0-api:1.0.1.Final
| \--- org.hibernate.common:hibernate-commons-annotations:4.0.1.Final
| \--- org.jboss.logging:jboss-logging:3.1.0.CR2 -> 3.1.0.GA
+--- org.hibernate:hibernate-entitymanager:4.1.9.Final
| +--- org.jboss.logging:jboss-logging:3.1.0.GA
| +--- org.javassist:javassist:3.17.1-GA
| +--- org.jboss.spec.javax.transaction:jboss-transaction-api_1.1_spec:1.0.0.Final
| +--- dom4j:dom4j:1.6.1 (*)
| +--- org.hibernate.javax.persistence:hibernate-jpa-2.0-api:1.0.1.Final
| +--- org.hibernate:hibernate-core:4.1.9.Final (*)
| \--- org.hibernate.common:hibernate-commons-annotations:4.0.1.Final (*)
+--- foo.bar.data-services:foor-bar-data:2.0.0.275
| +--- org.slf4j:slf4j-api:1.6.1
| +--- org.hibernate:hibernate-core:4.1.6.Final -> 4.1.9.Final (*)
| +--- org.hibernate.javax.persistence:hibernate-jpa-2.0-api::1.0.1.Final -> 1.0.1.Final
| +--- org.slf4j:slf4j-log4j12:1.6.1
| | +--- org.slf4j:slf4j-api:1.6.1
| | \--- log4j:log4j:1.2.16
| +--- log4j:log4j:1.2.16
| \--- commons-configuration:commons-configuration:1.9
| +--- commons-lang:commons-lang:2.6
| \--- commons-logging:commons-logging:1.1.1
+--- javax.transaction:jta:1.1
+--- dom4j:dom4j:1.6.1 (*)
+--- antlr:antlr:2.7.6 -> 2.7.7
+--- commons-collections:commons-collections:3.2.1
+--- commons-configuration:commons-configuration:1.9 (*)
+--- commons-dbcp:commons-dbcp:1.4
| \--- commons-pool:commons-pool:1.5.4 -> 1.5.7
+--- commons-pool:commons-pool:1.5.7
+--- commons-logging:commons-logging:1.1.1
+--- commons-dbutils:commons-dbutils:1.4
+--- commons-lang:commons-lang:2.6
+--- commons-io:commons-io:2.4
+--- org.apache.commons:commons-email:1.2
| +--- javax.mail:mail:1.4.1 (*)
| \--- javax.activation:activation:1.1
+--- javax.servlet:servlet-api:2.5
+--- javax.servlet.jsp:jsp-api:2.1
\--- org.slf4j:slf4j-log4j12:1.5.6 -> 1.6.1 (*)
因此,查看异常,似乎应用程序正在尝试调用 CATALINA_BASE/lib 文件夹中的 tomcat-dbcp.jar。但我希望它在我的类路径中调用我的 commons-dbcp.jar。
但坦率地说,我很茫然,我尝试了很多东西,但似乎无法让它发挥作用......提前感谢您的帮助。如果您需要更多信息,请告诉我。
编辑1:
服务器.xml
<?xml version="1.0" encoding="UTF-8"?>
<Server port="8005" shutdown="SHUTDOWN">
<Listener SSLEngine="on" className="org.apache.catalina.core.AprLifecycleListener"/>
<Listener className="org.apache.catalina.core.JasperListener"/>
<Listener className="org.apache.catalina.core.JreMemoryLeakPreventionListener"/>
<Listener className="org.apache.catalina.mbeans.ServerLifecycleListener"/>
<Listener className="org.apache.catalina.mbeans.GlobalResourcesLifecycleListener"/>
<GlobalNamingResources>
<Resource auth="Container" description="User database that can be updated and saved" factory="org.apache.catalina.users.MemoryUserDatabaseFactory" name="UserDatabase" pathname="conf/tomcat-users.xml" type="org.apache.catalina.UserDatabase"/>
<Resource auth="Container" driverClassName="com.mysql.jdbc.Driver" logAbandoned="true" maxActive="100" maxIdle="10" maxWait="10000" name="jdbc/foo" removeAbandoned="true" removeAbandonedTimeout="300" type="javax.sql.DataSource" url="jdbc:mysql://localhost:3306/foo?autoReconnect=true&dumpQueriesOnException=true" username="root" validationQuery="select 1"/>
<Resource auth="Container" driverClassName="com.mysql.jdbc.Driver" logAbandoned="true" maxActive="20" maxIdle="5" maxWait="10000" name="jdbc/bar" removeAbandoned="true" removeAbandonedTimeout="300" type="javax.sql.DataSource" url="jdbc:mysql://localhost:3306/bar?autoReconnect=true&dumpQueriesOnException=true" username="root" validationQuery="select 1"/>
</GlobalNamingResources>
<Service name="Catalina">
<Connector connectionTimeout="20000" port="8080" protocol="HTTP/1.1" redirectPort="8443"/>
<Connector port="8009" protocol="AJP/1.3" redirectPort="8443"/>
<Engine defaultHost="localhost" name="Catalina">
<Realm className="org.apache.catalina.realm.UserDatabaseRealm" resourceName="UserDatabase"/>
<Host appBase="webapps" autoDeploy="true" name="localhost" unpackWARs="true" xmlNamespaceAware="false" xmlValidation="false">
<Context docBase="foo" path="/foo" reloadable="true" source="org.eclipse.jst.j2ee.server:foo"/></Host>
</Engine>
</Service>
</Server>