Examples with SessionID org.jboss.ejb.client.SessionID used on opensource projects

Example 6 with SessionID

use of org.jboss.ejb.client.SessionID in project wildfly by wildfly.

the class StatefulComponentSessionIdGeneratingInterceptor method processInvocation.

@Override
public Object processInvocation(InterceptorContext context) throws Exception {
    final Component component = context.getPrivateData(Component.class);
    if (component instanceof StatefulSessionComponent == false) {
        throw EjbLogger.ROOT_LOGGER.unexpectedComponent(component, StatefulSessionComponent.class);
    }
    ComponentClientInstance clientInstance = context.getPrivateData(ComponentClientInstance.class);
    SessionID existing = context.getPrivateData(SessionID.class);
    if (existing != null) {
        clientInstance.setViewInstanceData(SessionID.class, existing);
    } else {
        StatefulSessionComponent statefulComponent = (StatefulSessionComponent) component;
        statefulComponent.waitForComponentStart();
        StatefulSessionComponentInstance statefulSessionComponentInstance = statefulComponent.getCache().create();
        clientInstance.setViewInstanceData(SessionID.class, statefulSessionComponentInstance.getId());
    }
    // move to the next interceptor in chain
    return context.proceed();
}

Example 7 with SessionID

use of org.jboss.ejb.client.SessionID in project wildfly by wildfly.

the class StatefulRemoteViewInstanceFactory method createViewInstance.

@Override
public ManagedReference createViewInstance(final ComponentView componentView, final Map<Object, Object> contextData) throws Exception {
    SessionID sessionID = (SessionID) contextData.get(SessionID.class);
    final StatefulEJBLocator<?> statefulEJBLocator;
    final StatefulSessionComponent statefulSessionComponent = (StatefulSessionComponent) componentView.getComponent();
    if (sessionID == null) {
        statefulEJBLocator = EJBClient.createSession(StatelessEJBLocator.create(componentView.getViewClass(), identifier, Affinity.LOCAL));
    } else {
        statefulEJBLocator = StatefulEJBLocator.create(componentView.getViewClass(), identifier, sessionID, statefulSessionComponent.getCache().getStrictAffinity());
    }
    final Object ejbProxy = EJBClient.createProxy(statefulEJBLocator);
    return new ValueManagedReference(new ImmediateValue<Object>(ejbProxy));
}

Example 8 with SessionID

use of org.jboss.ejb.client.SessionID in project wildfly by wildfly.

the class StatefulRemoveInterceptor method processInvocation.

@Override
public Object processInvocation(InterceptorContext context) throws Exception {
    final Component component = context.getPrivateData(Component.class);
    //if a session bean is participating in a transaction, it
    //is an error for a client to invoke the remove method
    //on the session object's home or component interface.
    final ComponentView view = context.getPrivateData(ComponentView.class);
    if (view != null) {
        Ejb2xViewType viewType = view.getPrivateData(Ejb2xViewType.class);
        if (viewType != null) {
            //this means it is an EJB 2.x view
            //which is not allowed to remove while enrolled in a TX
            final StatefulTransactionMarker marker = context.getPrivateData(StatefulTransactionMarker.class);
            if (marker != null && !marker.isFirstInvocation()) {
                throw EjbLogger.ROOT_LOGGER.cannotRemoveWhileParticipatingInTransaction();
            }
        }
    }
    // just log a WARN and throw back the original exception
    if (component instanceof StatefulSessionComponent == false) {
        throw EjbLogger.ROOT_LOGGER.unexpectedComponent(component, StatefulSessionComponent.class);
    }
    final StatefulSessionComponent statefulComponent = (StatefulSessionComponent) component;
    Object invocationResult = null;
    try {
        // proceed
        invocationResult = context.proceed();
    } catch (Exception e) {
        // then just throw back the exception and don't remove the session instance.
        if (this.isApplicationException(statefulComponent, e.getClass(), context.getMethod()) && this.retainIfException) {
            throw e;
        }
        // otherwise, just remove it and throw back the original exception
        final StatefulSessionComponentInstance statefulComponentInstance = (StatefulSessionComponentInstance) context.getPrivateData(ComponentInstance.class);
        final SessionID sessionId = statefulComponentInstance.getId();
        statefulComponent.removeSession(sessionId);
        throw e;
    }
    final StatefulSessionComponentInstance statefulComponentInstance = (StatefulSessionComponentInstance) context.getPrivateData(ComponentInstance.class);
    final SessionID sessionId = statefulComponentInstance.getId();
    // just remove the session because of a call to @Remove method
    statefulComponent.removeSession(sessionId);
    // return the invocation result
    return invocationResult;
}

Example 9 with SessionID

use of org.jboss.ejb.client.SessionID in project wildfly by wildfly.

the class StatefulIdentityInterceptor method processInvocation.

@Override
public Object processInvocation(final InterceptorContext context) throws Exception {
    if (context.getMethod().getName().equals("equals") || context.getMethod().getName().equals("isIdentical")) {
        final Object other = context.getParameters()[0];
        final ComponentView componentView = context.getPrivateData(ComponentView.class);
        final Class<?> proxyType = componentView.getProxyClass();
        final SessionID sessionId = context.getPrivateData(SessionID.class);
        if (proxyType.isAssignableFrom(other.getClass())) {
            //SessionIdHolder as the other side
            return other.equals(new SessionIdHolder(sessionId));
        } else if (other instanceof SessionIdHolder) {
            return sessionId.equals(((SessionIdHolder) other).sessionId);
        } else {
            return false;
        }
    } else if (context.getMethod().getName().equals("hashCode")) {
        final SessionID sessionId = context.getPrivateData(SessionID.class);
        //use the identity of the component view as a hash code
        return sessionId.hashCode();
    } else {
        return context.proceed();
    }
}

Example 10 with SessionID

use of org.jboss.ejb.client.SessionID in project wildfly by wildfly.

the class AssociationImpl method receiveSessionOpenRequest.

@Override
@NotNull
public CancelHandle receiveSessionOpenRequest(@NotNull final SessionOpenRequest sessionOpenRequest) {
    final EJBIdentifier ejbIdentifier = sessionOpenRequest.getEJBIdentifier();
    final String appName = ejbIdentifier.getAppName();
    final String moduleName = ejbIdentifier.getModuleName();
    final String beanName = ejbIdentifier.getBeanName();
    final String distinctName = ejbIdentifier.getDistinctName();
    final EjbDeploymentInformation ejbDeploymentInformation = findEJB(appName, moduleName, distinctName, beanName);
    if (ejbDeploymentInformation == null) {
        sessionOpenRequest.writeNoSuchEJB();
        return CancelHandle.NULL;
    }
    final Component component = ejbDeploymentInformation.getEjbComponent();
    if (!(component instanceof StatefulSessionComponent)) {
        sessionOpenRequest.writeNotStateful();
        return CancelHandle.NULL;
    }
    final StatefulSessionComponent statefulSessionComponent = (StatefulSessionComponent) component;
    // generate the session id and write out the response, possibly on a separate thread
    final AtomicBoolean cancelled = new AtomicBoolean();
    Runnable runnable = () -> {
        if (cancelled.get()) {
            sessionOpenRequest.writeCancelResponse();
            return;
        }
        final SessionID sessionID;
        try {
            sessionID = statefulSessionComponent.createSessionRemote();
        } catch (Exception t) {
            EjbLogger.REMOTE_LOGGER.exceptionGeneratingSessionId(t, statefulSessionComponent.getComponentName(), ejbIdentifier);
            sessionOpenRequest.writeException(t);
            return;
        }
        sessionOpenRequest.convertToStateful(sessionID);
    };
    execute(sessionOpenRequest, runnable, false);
    return ignored -> cancelled.set(true);
}