protected void doReload() {
applicationContext.refresh();
}
/**
* Refreshes the given application context "properly" in OpenMRS. Will first shut down the Context
* and destroy the classloader, then will refresh and set everything back up again.
*
* @param ctx Spring application context that needs refreshing.
* @param isOpenmrsStartup if this refresh is being done at application startup.
* @param startedModule the module that was just started and waiting on the context refresh.
* @return AbstractRefreshableApplicationContext The newly refreshed application context.
*/
public static AbstractRefreshableApplicationContext refreshApplicationContext(
AbstractRefreshableApplicationContext ctx, boolean isOpenmrsStartup, Module startedModule) {
// notify all started modules that we are about to refresh the context
for (Module module : ModuleFactory.getStartedModules()) {
try {
if (module.getModuleActivator() != null) module.getModuleActivator().willRefreshContext();
} catch (Throwable t) {
log.warn("Unable to call willRefreshContext() method in the module's activator", t);
}
}
OpenmrsClassLoader.saveState();
ServiceContext.destroyInstance();
try {
ctx.stop();
ctx.close();
} catch (Exception e) {
log.warn("Exception while stopping and closing context: ", e);
// Spring seems to be trying to refresh the context instead of /just/ stopping
// pass
}
OpenmrsClassLoader.destroyInstance();
ctx.setClassLoader(OpenmrsClassLoader.getInstance());
Thread.currentThread().setContextClassLoader(OpenmrsClassLoader.getInstance());
ServiceContext.getInstance().startRefreshingContext();
try {
ctx.refresh();
} finally {
ServiceContext.getInstance().doneRefreshingContext();
}
ctx.setClassLoader(OpenmrsClassLoader.getInstance());
Thread.currentThread().setContextClassLoader(OpenmrsClassLoader.getInstance());
OpenmrsClassLoader.restoreState();
OpenmrsClassLoader.setThreadsToNewClassLoader();
// reload the advice points that were lost when refreshing Spring
if (log.isDebugEnabled())
log.debug(
"Reloading advice for all started modules: " + ModuleFactory.getStartedModules().size());
try {
// The call backs in this block may need lazy loading of objects
// which will fail because we use an OpenSessionInViewFilter whose opened session
// was closed when the application context was refreshed as above.
// So we need to open another session now. TRUNK-3739
Context.openSessionWithCurrentUser();
for (Module module : ModuleFactory.getStartedModules()) {
ModuleFactory.loadAdvice(module);
try {
ModuleFactory.passDaemonToken(module);
if (module.getModuleActivator() != null) {
module.getModuleActivator().contextRefreshed();
try {
// if it is system start up, call the started method for all started modules
if (isOpenmrsStartup) module.getModuleActivator().started();
// if refreshing the context after a user started or uploaded a new module
else if (!isOpenmrsStartup && module.equals(startedModule))
module.getModuleActivator().started();
} catch (Exception e) {
log.warn("Unable to invoke started() method on the module's activator", e);
ModuleFactory.stopModule(module);
}
}
} catch (Throwable t) {
log.warn("Unable to invoke method on the module's activator ", t);
}
}
} finally {
Context.closeSessionWithCurrentUser();
}
return ctx;
}
