ewfCache = new MigrateWorkflow();
} else if( AdminManagerImpl.EMULATE.equals(etype)) {
log.info("Running a Emulate experiment.");
if( ewfCache == null || ( ! (ewfCache instanceof ViewerWorkflow) ) )
ewfCache = new ViewerWorkflow();
} else if( AdminManagerImpl.EXECUTABLEPP.equals(etype)) {
log.info("Running an Executable PP experiment.");
if( ewfCache == null || ( ! (ewfCache instanceof ExecutablePPWorkflow) ) )
ewfCache = new ExecutablePPWorkflow();