Are you debugging a Java program and finding the job quite tiring? If yes then you need the Java Platform Debugger Architecture or JPDA technology from Sun which helps you in debugging a running Java application in every situation.

It is a set of interfaces and protocol or what we call a collection of APIs meant for aiding in debugging of Java Code. This tool is available along with the J2SE package beginning from the 1.2.2 version.

It comprises of three interfaces. The first one is the Java Virtual Machine Tools Interface or JVMTI defining the services which a VM must provide for debugging, secondly there is the Java Debug Wire Protocol or JDWP defining format of information moving between the process being debugged and the debugger front end and thirdly the Java Debug Interface or JDI defining requests and information at the user code level.

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