Hi,

is there a way to use dynamic to with InOnly Exchange Pattern from the Java DSL?

https://camel.apache.org/components/4.8.x/eips/toD-eip.html#_options mentions a 
pattern option, but I cannot find a way to use it.

While there is #to(ExchangePattern pattern, String uri) I was not able to find 
a #toD variant that accepts an ExchangePattern parameter.

I was not able to find an EndpointBuilder either.

I tried

.toD(new 
ToDynamicDefinition("jms:${exchangeProperty.queueName}").pattern(ExchangePattern.InOnly).getEndpointProducerBuilder())

But that resulted in:

org.apache.camel.FailedToCreateRouteException: Failed to create route ...
        at 
org.apache.camel.reifier.RouteReifier.doCreateRoute(RouteReifier.java:235)
        at 
org.apache.camel.reifier.RouteReifier.createRoute(RouteReifier.java:86)
        at 
org.apache.camel.impl.DefaultModelReifierFactory.createRoute(DefaultModelReifierFactory.java:49)
        at 
org.apache.camel.impl.DefaultCamelContext.startRouteDefinitions(DefaultCamelContext.java:726)
        at 
org.apache.camel.impl.DefaultCamelContext.startRouteDefinitions(DefaultCamelContext.java:592)
        at 
org.apache.camel.impl.engine.AbstractCamelContext.doInit(AbstractCamelContext.java:2429)
        at 
org.apache.camel.support.service.BaseService.init(BaseService.java:85)
        at 
org.apache.camel.impl.engine.AbstractCamelContext.init(AbstractCamelContext.java:2064)
        at 
org.apache.camel.support.service.BaseService.start(BaseService.java:115)
        at 
org.apache.camel.impl.engine.AbstractCamelContext.start(AbstractCamelContext.java:2083)
        at 
org.apache.camel.impl.DefaultCamelContext.start(DefaultCamelContext.java:211)
        at 
org.apache.camel.spring.SpringCamelContext.start(SpringCamelContext.java:121)
        at 
org.apache.camel.spring.SpringCamelContext.onApplicationEvent(SpringCamelContext.java:153)
        at 
org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:185)
        at 
org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:178)
        at 
org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:156)
        at 
org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:452)
        at 
org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:385)
        at 
org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:993)
        at 
org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:628)
        at 
org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:146)
        at 
org.springframework.boot.SpringApplication.refresh(SpringApplication.java:754)
        at 
org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:456)
        at 
org.springframework.boot.SpringApplication.run(SpringApplication.java:335)
        at 
org.springframework.boot.SpringApplication.run(SpringApplication.java:1363)
        at 
org.springframework.boot.SpringApplication.run(SpringApplication.java:1352)
...
Caused by: java.lang.IllegalArgumentException: uri must be specified and not 
empty on: mailto:org.apache.camel.reifier.ToDynamicReifier@3d70a045
        at org.apache.camel.util.StringHelper.notEmpty(StringHelper.java:376)
...

What am I missing?

Thanks and kind regards,
Pascal

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