org.planx.xmlstore
Interface ExecXMLStore<R extends Reference>

All Superinterfaces:

XMLStore<R>

All Known Implementing Classes:

DistributedXMLStore, ExecuteXMLStore, OptimisticReadXMLStore, RemoteXMLStore, TranslatorXMLStore

public interface ExecXMLStore<R extends Reference>
extends XMLStore<R>

An ExecXMLStore adds the ability to execute code (stored in the XML Store) to an XML Store. The stored code should implement the StoredCode interface.

Author:

Omar Sharif, Mustafa Temiz, Henning Niss

Method Summary

R	exec(R codeRef, R argsRef) Execute the code referenced by codeRef supplied with the argument reference by argsRef.

Methods inherited from interface org.planx.xmlstore.XMLStore

close, getNameServer, load, save

Method Detail

exec

R exec(R codeRef,
       R argsRef)
                         throws IOException,
                                ExecException

Execute the code referenced by codeRef supplied with the argument reference by argsRef. Returns a reference to the result of the execution.

Parameters:

codeRef - the Reference to a binary node containing class code implementing StoredCode

argsRef - reference to arguments

Returns:

a reference to the result

Throws:

IOException - if an error occurs during loading of code or arguments

ExecException