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This commit is contained in:
Mark Fisher
2011-09-20 12:06:14 -04:00
parent 2c023f6fd1
commit e4eee3bcf9
2 changed files with 34 additions and 23 deletions
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37
spring-integration-core/src/main/resources/org/springframework/integration/config/xml/spring-integration-2.1.xsd
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@@ -2064,10 +2064,13 @@ endpoint itself is a Polling Consumer for a channel with a queue.
<xsd:annotation>
<xsd:documentation>
The "ref" attribute references the bean name of a custom
Router implementation that extends AbstractMessageRouter.
Router implementation. Typically that implementation will
be a simple POJO, but it may extend AbstractMessageRouter.
Alternatively, the "ref" attribute may point to a
simple POJO that contains the @Router annotation.
Provide the "method" attribute as well to clarify which
method should be invoked, Alternatively, the "ref" attribute
may point to an instance that contains the @Router annotation
on one of its methods.
Instead of using the "ref" attribute you may also provide
the custom Router implementation as an inner bean
@@ -2077,6 +2080,9 @@ endpoint itself is a Polling Consumer for a channel with a queue.
and an inner handler definition in the same Router
configuration is not allowed, as it creates an
ambiguous condition, and an Exception will be thrown.
Additionally, instead of using "ref" and "method" at all,
you can use the "expression" attribute (see description below).
</xsd:documentation>
<xsd:appinfo>
<tool:annotation kind="ref">
@@ -2093,13 +2099,14 @@ endpoint itself is a Polling Consumer for a channel with a queue.
method name using the "method" attribute.
The referenced method may return either a MessageChannel
or a String type.Additionally, the method may return
or a String type. Additionally, the method may return
either a single value or a collection. If a collection
is returned, the reply message will be sent to
multiple channels.
Specifying a "method" attribute applies the same behavior
as when using the @Router annotation within POJOs.
as when using the @Router annotation on a single method
within the object pointed to by the "ref".
</xsd:documentation>
<xsd:appinfo>
<tool:annotation>
@@ -2111,7 +2118,7 @@ endpoint itself is a Polling Consumer for a channel with a queue.
<xsd:attribute name="expression" type="xsd:string">
<xsd:annotation>
<xsd:documentation>
SpEL Expression to be evaulated at runtime. Allows you
SpEL Expression to be evaluated at runtime. Allows you
to implement simple computations without implementing
a custom POJO router. Generally, the SpEL expression is
evaluated and the result is mapped to a channel using
@@ -2120,9 +2127,14 @@ endpoint itself is a Polling Consumer for a channel with a queue.
However, if no "mapping" sub-element is present, the
SpEL Expression will evaluate to a channel name directly.
A SpEL expression may return also a Collection. Whenever
A SpEL expression may also return a Collection. Whenever
the expression returns multiple channel values the
Message will be forwarded to each channel.
Note that SpEL supports bean-references within expressions
using the @ sign. This enables more sophisticated mapping
of Message content to method arguments, e.g.:
expression="@someBean.someMethod(payload.foo, headers.bar)"
</xsd:documentation>
</xsd:annotation>
</xsd:attribute>
@@ -2157,13 +2169,12 @@ endpoint itself is a Polling Consumer for a channel with a queue.
<![CDATA[
You can use SpEL Expressions to implement simple
computations. Generally a SpEL expression is evaluated
and the result is either adirectly a channel name or
alternativelt the result can be mapped to a channel using the
and the result is either a channel name or
alternatively the result can be mapped to a channel using the
'mapping' sub-element.
Another value of SpEL for configuring routers is that
a SpEL expression can actually return a Collection,
effectively making thsi Router a Recipient List
The SpEL expression can return a Collection,
effectively making this Router a Dynamic Recipient List
Router. Whenever the expression returns multiple
channel values the Message will be forwarded to
each channel.
@@ -2418,7 +2429,7 @@ endpoint itself is a Polling Consumer for a channel with a queue.
<!--
The following complex types define the attributes used for the Router
sub-elements - "mapping" and "recipient" .
sub-elements - "mapping" and "recipient"
-->
<xsd:complexType name="mappingExceptionTypeChannelType">