Package org.apache.camel.model

Examples of org.apache.camel.model.OnExceptionDefinition

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        // 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.isUseOriginalMessage();
            data.asyncDelayedRedelivery = exceptionPolicy.isAsyncDelayedRedelivery(exchange.getContext());

            // route specific failure handler?
            Processor processor = exceptionPolicy.getErrorHandler();
            if (processor != null) {
                data.failureProcessor = processor;
            }
            // route specific on redelivery?
            processor = exceptionPolicy.getOnRedelivery();
            if (processor != null) {
                data.onRedeliveryProcessor = processor;
            }
        }
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    /**
     * Attempts to invoke the handler for this particular exception if one is available
     */
    protected boolean customProcessorForException(Exchange exchange, Throwable exception) throws Exception {
        OnExceptionDefinition policy = getExceptionPolicy(exchange, exception);
        if (policy != null) {
            Processor processor = policy.getErrorHandler();
            if (processor != null) {
                processor.process(exchange);
                return true;
            }
        }
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        List<Class> exceptions = new ArrayList<Class>();
        exceptions.add(ChildException.class);
        exceptions.add(ParentException.class);

        ErrorHandlerSupport support = new ShuntErrorHandlerSupport();
        support.addExceptionPolicy(new OnExceptionDefinition(exceptions));

        assertEquals(ChildException.class, getExceptionPolicyFor(support, new ChildException(), 0));
        assertEquals(ParentException.class, getExceptionPolicyFor(support, new ParentException(), 1));
    }
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        List<Class> exceptions = new ArrayList<Class>();
        exceptions.add(ParentException.class);
        exceptions.add(ChildException.class);

        ErrorHandlerSupport support = new ShuntErrorHandlerSupport();
        support.addExceptionPolicy(new OnExceptionDefinition(exceptions));

        assertEquals(ChildException.class, getExceptionPolicyFor(support, new ChildException(), 1));
        assertEquals(ParentException.class, getExceptionPolicyFor(support, new ParentException(), 0));
    }
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        assertEquals(ParentException.class, getExceptionPolicyFor(support, new ParentException(), 0));
    }

    public void testTwoPolicyChildFirst() {
        ErrorHandlerSupport support = new ShuntErrorHandlerSupport();
        support.addExceptionPolicy(new OnExceptionDefinition(ChildException.class));
        support.addExceptionPolicy(new OnExceptionDefinition(ParentException.class));

        assertEquals(ChildException.class, getExceptionPolicyFor(support, new ChildException(), 0));
        assertEquals(ParentException.class, getExceptionPolicyFor(support, new ParentException(), 0));
    }
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        assertEquals(ParentException.class, getExceptionPolicyFor(support, new ParentException(), 0));
    }

    public void testTwoPolicyChildLast() {
        ErrorHandlerSupport support = new ShuntErrorHandlerSupport();
        support.addExceptionPolicy(new OnExceptionDefinition(ParentException.class));
        support.addExceptionPolicy(new OnExceptionDefinition(ChildException.class));

        assertEquals(ChildException.class, getExceptionPolicyFor(support, new ChildException(), 0));
        assertEquals(ParentException.class, getExceptionPolicyFor(support, new ParentException(), 0));
    }
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    private OnExceptionDefinition type3;

    private void setupPolicies() {
        strategy = new DefaultExceptionPolicyStrategy();
        policies = new HashMap<ExceptionPolicyKey, OnExceptionDefinition>();
        type1 = new OnExceptionDefinition(CamelExchangeException.class);
        type2 = new OnExceptionDefinition(Exception.class);
        type3 = new OnExceptionDefinition(IOException.class);
        policies.put(new ExceptionPolicyKey(null, CamelExchangeException.class, null), type1);
        policies.put(new ExceptionPolicyKey(null, Exception.class, null), type2);
        policies.put(new ExceptionPolicyKey(null, IOException.class, null), type3);
    }
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    private void setupPoliciesNoTopLevelException() {
        // without the top level exception that can be used as fallback
        strategy = new DefaultExceptionPolicyStrategy();
        policies = new HashMap<ExceptionPolicyKey, OnExceptionDefinition>();
        type1 = new OnExceptionDefinition(CamelExchangeException.class);
        type3 = new OnExceptionDefinition(IOException.class);
        policies.put(new ExceptionPolicyKey(null, CamelExchangeException.class, null), type1);
        policies.put(new ExceptionPolicyKey(null, IOException.class, null), type3);
    }
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    }

    private void setupPoliciesCausedBy() {
        strategy = new DefaultExceptionPolicyStrategy();
        policies = new HashMap<ExceptionPolicyKey, OnExceptionDefinition>();
        type1 = new OnExceptionDefinition(FileNotFoundException.class);
        type2 = new OnExceptionDefinition(ConnectException.class);
        type3 = new OnExceptionDefinition(IOException.class);
        policies.put(new ExceptionPolicyKey(null, FileNotFoundException.class, null), type1);
        policies.put(new ExceptionPolicyKey(null, IOException.class, null), type2);
        policies.put(new ExceptionPolicyKey(null, ConnectException.class, null), type3);
    }
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        policies.put(new ExceptionPolicyKey(null, ConnectException.class, null), type3);
    }

    public void testDirectMatch1() {
        setupPolicies();
        OnExceptionDefinition result = strategy.getExceptionPolicy(policies, null, new CamelExchangeException("", null));
        assertEquals(type1, result);
    }
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Related Classes of org.apache.camel.model.OnExceptionDefinition

  • org.apache.camel.builder.ErrorHandlerBuilder
  • org.apache.camel.builder.RouteBuilder
  • org.apache.camel.Expression
  • org.apache.camel.impl.RouteService
  • org.apache.camel.language.constant.ConstantLanguage
  • org.apache.camel.Predicate
  • org.apache.camel.Processor
  • org.apache.camel.processor.CatchProcessor
  • org.apache.camel.processor.DeadLetterChannel
  • org.apache.camel.processor.DefaultErrorHandler
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