Hi Read about message groups http://activemq.apache.org/message-groups.html http://activemq.apache.org/how-do-i-preserve-order-of-messages.html
On Tue, Jun 14, 2011 at 9:46 AM, Alexey Vinogradov <alexey.vinogra...@db.com> wrote: > I need to solve the following problem: > There is JMS queue where the messages are consumed from. Each message has > business Id and version. The task is to process messages in parallel, but > messages with the same ID should be processed in the order defined by > version. The processing should be reliable. It means that if any error > happens while message is being processed the JMS message should not be > acknowledged, to be read again when the error cause is eliminated. No > messages can be lost due to any error. > > Example: > channel contains messages: id[1]ver[1], id[2]ver[1], id[3]ver[1], > id[1]ver[2]. First 3 messages can be processed in parallel as Ids are > different, but the 4-th message cannot be processed before the processing of > the 1-st version completes successfully. > > There is a custom solution based on bare JMS API. I wonder if there is any > out-of-the box way to solve this task using Camel? > > > -- > View this message in context: > http://camel.465427.n5.nabble.com/Jms-endpoint-process-messages-in-parallel-but-keeping-predefined-order-tp4487032p4487032.html > Sent from the Camel - Users mailing list archive at Nabble.com. > -- Claus Ibsen ----------------- FuseSource Email: cib...@fusesource.com Web: http://fusesource.com Twitter: davsclaus, fusenews Blog: http://davsclaus.blogspot.com/ Author of Camel in Action: http://www.manning.com/ibsen/