Examples with RetryCallback org.mule.runtime.core.api.retry.RetryCallback used on opensource projects

Example 1 with RetryCallback

use of org.mule.runtime.core.api.retry.RetryCallback in project mule by mulesoft.

the class LifecycleAwareConfigurationInstance method testConnectivity.

private void testConnectivity() throws MuleException {
    ConnectionProvider provider = connectionProvider.get();
    if (provider instanceof NoConnectivityTest) {
        return;
    }
    Scheduler retryScheduler = schedulerService.ioScheduler();
    RetryPolicyTemplate retryTemplate = connectionManager.getRetryTemplateFor(provider);
    ReconnectionConfig reconnectionConfig = connectionManager.getReconnectionConfigFor(provider);
    RetryCallback retryCallback = new RetryCallback() {

        @Override
        public void doWork(RetryContext context) throws Exception {
            Lock lock = testConnectivityLock;
            if (lock != null) {
                final boolean lockAcquired = lock.tryLock();
                if (lockAcquired) {
                    LOGGER.info("Doing testConnectivity() for config " + getName());
                    try {
                        ConnectionValidationResult result = connectionManager.testConnectivity(LifecycleAwareConfigurationInstance.this);
                        if (result.isValid()) {
                            context.setOk();
                        } else {
                            if ((reconnectionConfig.isFailsDeployment())) {
                                context.setFailed(result.getException());
                                throw new ConnectionException(format("Connectivity test failed for config '%s'", getName()), result.getException());
                            } else {
                                if (LOGGER.isInfoEnabled()) {
                                    LOGGER.info(format("Connectivity test failed for config '%s'. Application deployment will continue. Error was: ", getName(), result.getMessage()), result.getException());
                                }
                            }
                        }
                    } finally {
                        lock.unlock();
                    }
                } else {
                    LOGGER.warn("There is a testConnectivity() already running for config " + getName());
                }
            }
        }

        @Override
        public String getWorkDescription() {
            return format("Testing connectivity for config '%s'", getName());
        }

        @Override
        public Object getWorkOwner() {
            return value;
        }
    };
    try {
        retryTemplate.execute(retryCallback, retryScheduler);
    } catch (Exception e) {
        throw new DefaultMuleException(createStaticMessage(format("Could not perform connectivity testing for config '%s'", getName())), e);
    } finally {
        if (retryScheduler != null) {
            retryScheduler.stop();
        }
    }
}