Author Archives: vtkrishn

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About vtkrishn

Vinod Krishnan has over 12 years experience in the Information Technology industry and a multifaceted career in positions such as Senior Consultant, Senior Applications Engineer, Software Engineer and Solution Architect for MNC’s like (Oracle, Capgemini, Keane). His many years of experience have exposed him to a wide range of Oracle Technologies that includes java, J2EE, Weblogic, Fusion Middleware, SOA and Webcenter. For the last five years, Vinod is actively involved in large implementations of next generation enterprise applications utilizing Oracle’s JDeveloper, Application Development Framework (ADF) technologies. He holds a B.Tech. in Information Technology from Anna University of Chennai, India.

Enable FastSwap in Weblogic deployment


Enable fastswap to load java classes at runtime without relaoding the classloader
have the following entry in weblogic-application.xml

<fast-swap>
<enabled>true</enabled>
</fast-swap>

The following types of changes are supported with FastSwap:

  • Addition of static methods
  • Removal of static methods
  • Addition of instance methods
  • Removal of instance methods
  • Changes to static method bodies
  • Changes to instance method bodies
  • Addition of static fields
  • Removal of static fields
  • Addition of instance fields
  • Removal of instance fields