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-  Java API for XML Registries (JAXR)
-  Java API for XML-based RPC (JAX-RPC)
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-  Java Servlet
-  JavaServer Pages
-  JavaServer Faces
-  Enterprise JavaBeans
-  Java Message Service
-    J2EE Connector Architecture
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-  J2EE Deployment Specification
-  J2EE Management Specification
-  J2EE Client Provisioning
-    Java Authorization Contract for Containers
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-  JDBC
-  Java Data Objects (JDO)
-  CORBA (Java IDL and Java RMI-IIOP)
-  JavaMail
-  Transactions
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