Examples with OnExceptionDefinition org.apache.camel.model.OnExceptionDefinition used on opensource projects

Example 1 with OnExceptionDefinition

use of org.apache.camel.model.OnExceptionDefinition in project camel by apache.

the class ErrorHandlerBuilderRef method createErrorHandler.

private ErrorHandlerBuilder createErrorHandler(RouteContext routeContext) {
    ErrorHandlerBuilder handler = (ErrorHandlerBuilder) lookupErrorHandlerBuilder(routeContext, getRef());
    ObjectHelper.notNull(handler, "error handler '" + ref + "'");
    // configure if the handler support transacted
    supportTransacted = handler.supportTransacted();
    List<OnExceptionDefinition> list = getErrorHandlers(routeContext);
    if (list != null) {
        for (OnExceptionDefinition exceptionType : list) {
            handler.addErrorHandlers(routeContext, exceptionType);
        }
    }
    return handler;
}

Example 2 with OnExceptionDefinition

use of org.apache.camel.model.OnExceptionDefinition in project camel by apache.

the class ErrorHandlerBuilderSupport method configure.

public void configure(RouteContext routeContext, ErrorHandler handler) {
    if (handler instanceof ErrorHandlerSupport) {
        ErrorHandlerSupport handlerSupport = (ErrorHandlerSupport) handler;
        List<OnExceptionDefinition> list = onExceptions.get(routeContext);
        if (list != null) {
            for (OnExceptionDefinition exception : list) {
                handlerSupport.addExceptionPolicy(routeContext, exception);
            }
        }
    }
    if (handler instanceof RedeliveryErrorHandler) {
        boolean original = ((RedeliveryErrorHandler) handler).isUseOriginalMessagePolicy();
        if (original) {
            // ensure allow original is turned on
            routeContext.setAllowUseOriginalMessage(true);
        }
    }
}

Example 3 with OnExceptionDefinition

use of org.apache.camel.model.OnExceptionDefinition in project camel by apache.

the class RedeliveryErrorHandler method handleException.

protected void handleException(Exchange exchange, RedeliveryData data, boolean isDeadLetterChannel) {
    Exception e = exchange.getException();
    // store the original caused exception in a property, so we can restore it later
    exchange.setProperty(Exchange.EXCEPTION_CAUGHT, e);
    // find the error handler to use (if any)
    OnExceptionDefinition exceptionPolicy = getExceptionPolicy(exchange, e);
    if (exceptionPolicy != null) {
        data.currentRedeliveryPolicy = exceptionPolicy.createRedeliveryPolicy(exchange.getContext(), data.currentRedeliveryPolicy);
        data.handledPredicate = exceptionPolicy.getHandledPolicy();
        data.continuedPredicate = exceptionPolicy.getContinuedPolicy();
        data.retryWhilePredicate = exceptionPolicy.getRetryWhilePolicy();
        data.useOriginalInMessage = exceptionPolicy.getUseOriginalMessagePolicy() != null && exceptionPolicy.getUseOriginalMessagePolicy();
        // route specific failure handler?
        Processor processor = null;
        UnitOfWork uow = exchange.getUnitOfWork();
        if (uow != null && uow.getRouteContext() != null) {
            String routeId = uow.getRouteContext().getRoute().getId();
            processor = exceptionPolicy.getErrorHandler(routeId);
        } else if (!exceptionPolicy.getErrorHandlers().isEmpty()) {
            // note this should really not happen, but we have this code as a fail safe
            // to be backwards compatible with the old behavior
            log.warn("Cannot determine current route from Exchange with id: {}, will fallback and use first error handler.", exchange.getExchangeId());
            processor = exceptionPolicy.getErrorHandlers().iterator().next();
        }
        if (processor != null) {
            data.failureProcessor = processor;
        }
        // route specific on redelivery?
        processor = exceptionPolicy.getOnRedelivery();
        if (processor != null) {
            data.onRedeliveryProcessor = processor;
        }
        // route specific on exception occurred?
        processor = exceptionPolicy.getOnExceptionOccurred();
        if (processor != null) {
            data.onExceptionProcessor = processor;
        }
    }
    // only log if not failure handled or not an exhausted unit of work
    if (!ExchangeHelper.isFailureHandled(exchange) && !ExchangeHelper.isUnitOfWorkExhausted(exchange)) {
        String msg = "Failed delivery for " + ExchangeHelper.logIds(exchange) + ". On delivery attempt: " + data.redeliveryCounter + " caught: " + e;
        logFailedDelivery(true, false, false, false, isDeadLetterChannel, exchange, msg, data, e);
    }
    data.redeliveryCounter = incrementRedeliveryCounter(exchange, e, data);
}

Example 4 with OnExceptionDefinition

use of org.apache.camel.model.OnExceptionDefinition in project camel by apache.

the class DefaultExceptionPolicyStrategyTest method testClosetMatch2.

public void testClosetMatch2() {
    setupPolicies();
    OnExceptionDefinition result = strategy.getExceptionPolicy(policies, null, new ClassCastException(""));
    assertEquals(type2, result);
    result = strategy.getExceptionPolicy(policies, null, new NumberFormatException(""));
    assertEquals(type2, result);
    result = strategy.getExceptionPolicy(policies, null, new NullPointerException());
    assertEquals(type2, result);
}

Example 5 with OnExceptionDefinition

use of org.apache.camel.model.OnExceptionDefinition in project camel by apache.

the class DefaultExceptionPolicyStrategyTest method testClosetMatch3.

public void testClosetMatch3() {
    setupPolicies();
    OnExceptionDefinition result = strategy.getExceptionPolicy(policies, null, new ConnectException(""));
    assertEquals(type3, result);
    result = strategy.getExceptionPolicy(policies, null, new SocketException(""));
    assertEquals(type3, result);
    result = strategy.getExceptionPolicy(policies, null, new FileNotFoundException());
    assertEquals(type3, result);
}