Something like:
public void configure() throws Exception {
from("direct:start")
.aggregate()
.always()
.body(String.class, (existing, next) -> next + existing)
.completionSize(3)
.to("mock:result");
}
---
Luca Burgazzoli
On Tue, Nov 1, 2016 at 7:44 PM, Claus Ibsen <[email protected]> wrote:
> Hi
>
> Not yet, but maybe some of those POJO examples in the aggregator EIP.
> For example to supply a function as a lambda that is used for
> aggregation. For example how would it look like if it was just a basic
> function for String concat?
>
> For example this example
>
> public void configure() throws Exception {
> from("direct:start")
> .aggregate(constant(true),
> AggregationStrategies.bean(MyBodyAppender.class, "append"))
> .completionSize(3)
> .to("mock:result");
> }
>
>
> Also wonder if the lambda can cope with either working with exchange
> vs message body only. A bit like what you can do today for message
> transformation you did.
>
>
> On Tue, Nov 1, 2016 at 1:00 PM, Luca Burgazzoli <[email protected]> wrote:
>> Hi Claus,
>>
>> do you have any simple use case to be used as reference to prototype
>> new Java 8 DSL extensions ?
>>
>> ---
>> Luca Burgazzoli
>>
>>
>> On Tue, Nov 1, 2016 at 12:09 PM, Claus Ibsen <[email protected]> wrote:
>>> Hi
>>>
>>> I would like to see if we could experiment with continue improving the
>>> Java DSL for Java 8 to see if we can make it more Java 8'ish for
>>> Content Enricher and Aggregator EIP. They require using the
>>> AggregationStrategy interface when you need to merge the 2 exchanges.
>>> And it has a POJO binding that allows you to build custom POJO classes
>>> without implementing this interface but following a convention. See
>>> more at: http://camel.apache.org/aggregator2 in the bottom.
>>>
>>> And there may be other areas we could ponder about. But the
>>> AggregationStrategy has always been one I would like to see can be
>>> done simpler when you have simpler use-cases, and hence the POJOs or
>>> the FlexibleAggregationStragegyBuilder we have in camel-core
>>> somewhere.
>>>
>>> This is just a quick email to get this though out.
>>>
>>>
>>>
>>> --
>>> Claus Ibsen
>>> -----------------
>>> http://davsclaus.com @davsclaus
>>> Camel in Action 2: https://www.manning.com/ibsen2
>
>
>
> --
> Claus Ibsen
> -----------------
> http://davsclaus.com @davsclaus
> Camel in Action 2: https://www.manning.com/ibsen2
