我正在尝试在 Java 中使用 DataObjects：
DataFactory factory = DataFactory.INSTANCE;
在一个 java 项目中使用：
import commonj.sdo.DataObject;
我收到了这个错误：
Exception in thread "main" java.lang.NoClassDefFoundError: org.eclipse.core.runtime.RegistryFactory
at org.eclipse.core.internal.runtime.InternalPlatform.getRegistry(InternalPlatform.java:671)
at org.eclipse.core.runtime.Platform.getExtensionRegistry(Platform.java:867)
at com.ibm.wsspi.sca.extensions.ServiceProviderRegistry.loadServiceProviders(ServiceProviderRegistry.java:167)
at com.ibm.wsspi.sca.extensions.ServiceProviderRegistry$1.run(ServiceProviderRegistry.java:88)
at java.security.AccessController.doPrivileged(AccessController.java:202)
at com.ibm.wsspi.sca.extensions.ServiceProviderRegistry.getServiceProviders(ServiceProviderRegistry.java:86)
at com.ibm.wsspi.sca.extensions.ServiceProviderRegistry.getServiceProvider(ServiceProviderRegistry.java:101)
at com.ibm.ws.sca.resources.loader.ClassLoaderRegistry.<clinit>(ClassLoaderRegistry.java:59)
at java.lang.J9VMInternals.initializeImpl(Native Method)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:200)
at com.ibm.ws.sca.internal.container.impl.ContainerImpl.<clinit>(ContainerImpl.java:356)
at java.lang.J9VMInternals.initializeImpl(Native Method)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:200)
at com.ibm.ws.sca.internal.container.impl.ContainerFactoryImpl.createContainer(ContainerFactoryImpl.java:70)
at com.ibm.ws.sca.internal.container.Container.<clinit>(Container.java:111)
at java.lang.J9VMInternals.initializeImpl(Native Method)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:200)
