is there some problem in my deploy file?
my deploy directory is
|-*.class
|-META-INF
|-ejb.xml
|-jbosscmp-jdbc.xml
ejb.xml is
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<?xml version="1.0"?>
<!DOCTYPE ejb-jar PUBLIC '-//Sun Microsystems, Inc.//DTD Enterprise JavaBeans 2.0//EN' 'http://java.sun.com/j2ee/dtds/ejb-jar_2_0.dtd'>
<ejb-jar>
<display-name>Material</display-name>
<enterprise-beans>
<ejb-name>MaterialBean</ejb-name>
MaterialHome
Material
<ejb-class>MaterialBean</ejb-class>
<persistence-type>Container</persistence-type>
<prim-key-class>java.lang.String</prim-key-class>
<primkey-field>materialID</primkey-field>
False
<cmp-version>2.x</cmp-version>
<abstract-schema-name>MaterialBean</abstract-schema-name>
<cmp-field>
<field-name>materialID</field-name>
</cmp-field>
<cmp-field>
<field-name>name</field-name>
</cmp-field>
<cmp-field>
<field-name>price</field-name>
</cmp-field>
</enterprise-beans>
<assembly-descriptor>
<container-transaction>
<ejb-name>MaterialBean</ejb-name>
<method-intf>Home</method-intf>
<method-name>*</method-name>
<ejb-name>MaterialBean</ejb-name>
<method-name>*</method-name>
<ejb-name>MaterialBean</ejb-name>
<method-intf>Remote</method-intf>
<method-name>*</method-name>
<trans-attribute>Required</trans-attribute>
</container-transaction>
</assembly-descriptor>
</ejb-jar>
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jbosscmp-jdbc.xml is
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<?xml version="1.0" encoding="UTF-8"?>
<jbosscmp-jdbc>
java:/MSSQL2000DS
<type-mapping>MS SQLSERVER2000</type-mapping>
false
<create-table>false</create-table>
<remove-table>false</remove-table>
<tuned-updates>false</tuned-updates>
<read-only>false</read-only>
<time-out>300</time-out>
<select-for-update>false</select-for-update>
<pk-constraint>true</pk-constraint>
<relation-mapping-style>foreign-key</relation-mapping-style>
<enterprise-beans>
<ejb-name>MaterialBean</ejb-name>
<table-name>Material</table-name>
<create-table>false</create-table>
<cmp-field>
<field-name>materialID</field-name>
<column-name>materialID</column-name>
</cmp-field>
<cmp-field>
<field-name>name</field-name>
<column-name>name</column-name>
</cmp-field>
<cmp-field>
<field-name>price</field-name>
<column-name>price</column-name>
</cmp-field>
</enterprise-beans>
</jbosscmp-jdbc>
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when first start jboss3 server,log file is
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[2001-12-24 18:30:42,396,AutoDeployer,INFO] Auto deploy of file:/E:/JBoss3/deploy/testejb.jar
[2001-12-24 18:30:42,396,J2eeDeployer#Default,INFO] Deploy J2EE application: file:/E:/JBoss3/deploy/testejb.jar
[2001-12-24 18:30:42,416,J2eeDeployer#Default,INFO] Create application testejb.jar
[2001-12-24 18:30:42,426,J2eeDeployer#Default,INFO] install EJB module testejb.jar
[2001-12-24 18:30:42,626,J2eeDeployer#Default,INFO] about to invoke deploy on jardeployer:JBOSS-SYSTEM:service=ContainerFactory
[2001-12-24 18:30:42,636,ContainerFactory,INFO] got to deploy in ContainerFactory
[2001-12-24 18:30:42,636,ContainerFactory,INFO] Deploying:file:/E:/JBoss3/deploy/Default/testejb.jar
[2001-12-24 18:30:42,726,ContainerFactory,INFO] Verifying file:/E:/JBoss3/deploy/Default/testejb.jar/ejb1003.jar
[2001-12-24 18:30:42,746,ContainerFactory,INFO] Deploying MaterialBean
[2001-12-24 18:30:42,927,JRMPContainerInvoker,DEBUG] Container Invoker RMI Port='4444'
[2001-12-24 18:30:42,927,JRMPContainerInvoker,DEBUG] Container Invoker Client SocketFactory='Default'
[2001-12-24 18:30:42,927,JRMPContainerInvoker,DEBUG] Container Invoker Server SocketFactory='Default'
[2001-12-24 18:30:42,927,JRMPContainerInvoker,DEBUG] Container Invoker Server SocketAddr='Default'
[2001-12-24 18:30:42,927,JRMPContainerInvoker,DEBUG] Container Invoker Optimize='true'
[2001-12-24 18:30:43,217,EntityContainer,DEBUG] Begin java:comp/env for EJB: MaterialBean
[2001-12-24 18:30:43,217,EntityContainer,DEBUG] TCL: java.net.URLClassLoader@701bdc
[2001-12-24 18:30:43,217,EntityContainer,DEBUG] End java:comp/env for EJB: MaterialBean
[2001-12-24 18:30:43,237,JRMPContainerInvoker,DEBUG] JRMP 1.3 CI initialized
[2001-12-24 18:30:43,297,CMP,DEBUG] Loading standardjbosscmp-jdbc.xml : file:/E:/JBoss3//conf/default/standardjbosscmp-jdbc.xml
[2001-12-24 18:30:43,347,CMP,DEBUG] jar:file:/E:/JBoss3/deploy/Default/testejb.jar/ejb1003.jar!/META-INF/jbosscmp-jdbc.xml found. Overriding defaults
[2001-12-24 18:30:43,357,ConnectionFactoryLoader,DEBUG] ConnectionFactoryLoader.getObjectInstance, name = 'MSSQL2000DS'
[2001-12-24 18:30:43,397,CMP,DEBUG] Initializing CMP plugin for MaterialBean
[2001-12-24 18:30:43,518,BaseLocalContainerInvoker,DEBUG] MaterialBean cannot be Bound, doesn't have local home.
[2001-12-24 18:30:43,518,AutoDeployer,DEBUG] Received notification of mbean J2EE:service=EJB,jndiName=MaterialBean's deployment.
[2001-12-24 18:30:43,538,JRMPContainerInvoker,DEBUG] Bound MaterialBean to MaterialBean
[2001-12-24 18:30:43,558,EnterpriseContextCachePolicy,INFO] Cache policy scheduler started
[2001-12-24 18:30:43,898,MSSQL2000DS,DEBUG] Pool MSSQL2000DS gave out new object: org.jboss.resource.adapter.jdbc.local.JDBCManagedConnection@ca208
[2001-12-24 18:30:43,948,MSSQL2000DS,DEBUG] Connection handle 'org.jboss.resource.adapter.jdbc.local.ConnectionInPool@1f7708' issued by connection manager 'org.jboss.resource.connectionmanager.jboss.MinervaSharedLocalCM@3fbfb8' from mcf 'org.jboss.resource.adapter.jdbc.local.JDBCManagedConnectionFactory@401e99'
[2001-12-24 18:30:44,158,CMP,INFO] Table 'Material' already exists
[2001-12-24 18:30:44,209,MSSQL2000DS,DEBUG] Connection handle 'org.jboss.resource.adapter.jdbc.local.ConnectionInPool@1f7708' closed from connection manager 'org.jboss.resource.connectionmanager.jboss.MinervaSharedLocalCM@3fbfb8' from mcf 'org.jboss.resource.adapter.jdbc.local.JDBCManagedConnectionFactory@401e99'
[2001-12-24 18:30:44,219,MSSQL2000DS,DEBUG] Pool MSSQL2000DS [0/1/10] returned object org.jboss.resource.adapter.jdbc.local.JDBCManagedConnection@ca208 to the pool.
[2001-12-24 18:30:44,229,CMP,DEBUG] Finder: name
[2001-12-24 18:30:44,229,AutoDeployer,DEBUG] Received notification of mbean Management:jndiName=MaterialBean's deployment.
[2001-12-24 18:30:44,229,ContainerManagement,INFO] Starting
[2001-12-24 18:30:44,239,ContainerManagement,INFO] Started
[2001-12-24 18:30:44,239,ContainerFactory,INFO] Deployed application: file:/E:/JBoss3/deploy/Default/testejb.jar
[2001-12-24 18:30:44,249,J2eeDeployer#Default,INFO] J2EE application: file:/E:/JBoss3/deploy/testejb.jar is deployed.
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when create a new bean, log file is
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[2001-12-24 18:32:37,437,TxCapsule,DEBUG] Created new instance for tx=XidImpl [FormatId=257, GlobalId=yema//0, BranchQual=]
[2001-12-24 18:32:37,437,TxManager,DEBUG] began tx: TransactionImpl:XidImpl [FormatId=257, GlobalId=yema//0, BranchQual=]
[2001-12-24 18:32:37,477,CMP,DEBUG] java.lang.NullPointerException
[2001-12-24 18:32:37,477,CMP,DEBUG] java.lang.NullPointerException
[2001-12-24 18:32:37,477,TxCapsule,DEBUG] Committing, tx=XidImpl [FormatId=257, GlobalId=yema//0, BranchQual=], status=STATUS_ACTIVE
[2001-12-24 18:32:37,477,TxCapsule,DEBUG] Before completion done, tx=XidImpl [FormatId=257, GlobalId=yema//0, BranchQual=], status=STATUS_ACTIVE
[2001-12-24 18:32:37,477,TxCapsule,DEBUG] Zero phase commit: No resources.
[2001-12-24 18:32:37,477,TxCapsule,DEBUG] Committed OK, tx=XidImpl [FormatId=257, GlobalId=yema//0, BranchQual=]
[2001-12-24 18:32:37,487,EntityContainer,ERROR] invoke returned an exception
javax.ejb.CreateException: Could not create entity:java.lang.NullPointerException
at org.jboss.ejb.plugins.cmp.jdbc.JDBCCreateEntityCommand.execute(JDBCCreateEntityCommand.java:94)
at org.jboss.ejb.plugins.cmp.CMPStoreManager.createEntity(CMPStoreManager.java:169)
at org.jboss.ejb.plugins.CMPPersistenceManager.createEntity(CMPPersistenceManager.java:253)
at org.jboss.ejb.EntityContainer.createHome(EntityContainer.java:673)
at java.lang.reflect.Method.invoke(Native Method)
at org.jboss.ejb.EntityContainer$ContainerInterceptor.invokeHome(EntityContainer.java:926)
at org.jboss.ejb.plugins.AbstractInterceptor.invokeHome(AbstractInterceptor.java:74)
at org.jboss.ejb.plugins.AbstractInterceptor.invokeHome(AbstractInterceptor.java:74)
at org.jboss.ejb.plugins.EntitySynchronizationInterceptor.invokeHome(EntitySynchronizationInterceptor.java:234)
at org.jboss.ejb.plugins.EntityInstanceInterceptor.invokeHome(EntityInstanceInterceptor.java:151)
at org.jboss.ejb.plugins.EntityLockInterceptor.invokeHome(EntityLockInterceptor.java:104)
at org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxInterceptor.java:100)
at org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT.java:156)
at org.jboss.ejb.plugins.TxInterceptorCMT.invokeHome(TxInterceptorCMT.java:56)
at org.jboss.ejb.plugins.SecurityInterceptor.invokeHome(SecurityInterceptor.java:106)
at org.jboss.ejb.plugins.LogInterceptor.invokeHome(LogInterceptor.java:109)
at org.jboss.ejb.EntityContainer.invokeHome(EntityContainer.java:441)
at org.jboss.ejb.Container.invoke(Container.java:536)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
at org.jboss.ejb.plugins.jrmp.server.JRMPContainerInvoker.invokeHome(JRMPContainerInvoker.java:368)
at java.lang.reflect.Method.invoke(Native Method)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:241)
at sun.rmi.transport.Transport$1.run(Transport.java:142)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:139)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:443)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:643)
at java.lang.Thread.run(Thread.java:484)
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when deploy testejb.jar again, log file is
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[2001-12-24 18:33:30,796,ContainerFactory,ERROR] Could not deploy file:/E:/JBoss3/deploy/Default/testejb.jar/
java.lang.NullPointerException
at org.jboss.resource.adapter.jdbc.local.JDBCManagedConnectionFactory.matchManagedConnections(JDBCManagedConnectionFactory.java:447)
at org.jboss.resource.connectionmanager.ManagedConnectionPoolFactory.checkValidObject(ManagedConnectionPoolFactory.java:106)
at org.jboss.pool.ObjectPool.getObject(ObjectPool.java:639)
at org.jboss.resource.connectionmanager.SharedLocalConnectionManager.allocateConnection(SharedLocalConnectionManager.java:124)
at org.jboss.resource.adapter.jdbc.JDBCDataSource.getConnection(JDBCDataSource.java:110)
at org.jboss.ejb.plugins.cmp.jdbc.JDBCStoreManager.getConnection(JDBCStoreManager.java:303)
at org.jboss.ejb.plugins.cmp.jdbc.JDBCStartCommand.createTable(JDBCStartCommand.java:65)
at org.jboss.ejb.plugins.cmp.jdbc.JDBCStartCommand.execute(JDBCStartCommand.java:41)
at org.jboss.ejb.plugins.cmp.CMPStoreManager.start(CMPStoreManager.java:142)
at org.jboss.ejb.plugins.cmp.jdbc.JDBCStoreManager.start(JDBCStoreManager.java:137)
at org.jboss.ejb.plugins.CMPPersistenceManager.start(CMPPersistenceManager.java:186)
at org.jboss.ejb.EntityContainer.start(EntityContainer.java:354)
at org.jboss.ejb.Application.start(Application.java:206)
at org.jboss.ejb.ContainerFactory.deploy(ContainerFactory.java:382)
at org.jboss.ejb.ContainerFactory.deploy(ContainerFactory.java:308)
at java.lang.reflect.Method.invoke(Native Method)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1628)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
at org.jboss.deployment.J2eeDeployer.startModules(J2eeDeployer.java:467)
at org.jboss.deployment.J2eeDeployer.startApplication(J2eeDeployer.java:444)
at org.jboss.deployment.J2eeDeployer.deploy(J2eeDeployer.java:215)
at java.lang.reflect.Method.invoke(Native Method)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1628)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
at org.jboss.deployment.AutoDeployer.deploy(AutoDeployer.java:654)
at org.jboss.deployment.AutoDeployer.run(AutoDeployer.java:327)
at java.lang.Thread.run(Thread.java:484)
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why?
thank a lot.
