diff options
Diffstat (limited to 'doc/book/src/Programming-In-Apache-Qpid.xml')
| -rw-r--r-- | doc/book/src/Programming-In-Apache-Qpid.xml | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/doc/book/src/Programming-In-Apache-Qpid.xml b/doc/book/src/Programming-In-Apache-Qpid.xml index cb1b07d183..c874e68199 100644 --- a/doc/book/src/Programming-In-Apache-Qpid.xml +++ b/doc/book/src/Programming-In-Apache-Qpid.xml @@ -1703,13 +1703,9 @@ else </listitem> <listitem> <para> - A source address that resolves to a direct exchange must - either contain a subject or must include a value for the - x-bindings option in the link properties. This is because - there is no way to receive all messages sent to an - exchange of that type. The subject specified is used as - the binding key (this means it must match the message - subject exactly). + For a direct exchange, the subject is used as the binding + key. If no subject is specified an empty string is used as + the binding key. </para> </listitem> <listitem> @@ -1735,12 +1731,15 @@ else matches any message with that value for qpid.subject. Again this means that only messages whose subject exactly match that specified in the source address - are received. For more control the x-bindings element in - the link properties must be used. A source address that - resolves to the XML exchange must contain either a subject - or an x-bindings element in the link properties as there - is no way at present to receive any message regardless of - routing key. + are received. If no subject is specified then the empty + string is used as the binding key with an xquery that will + match any message (this means that only messages with an + empty string as the routing key will be received). For more + control the x-bindings element in the link properties must + be used. A source address that resolves to the XML + exchange must contain either a subject or an x-bindings + element in the link properties as there is no way at + present to receive any message regardless of routing key. </para> </listitem> </itemizedlist> |