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INT-2289 - Make update optional for JDBC Outbound Gateway

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For reference: https://jira.springsource.org/browse/INT-2289
This commit is contained in:
Gunnar Hillert
2012-06-27 11:29:51 -04:00
committed by Gary Russell
parent 884a4e5bb3
commit bc244eff8f
9 changed files with 190 additions and 20 deletions
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18
src/reference/docbook/jdbc.xml
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@@ -195,9 +195,10 @@
SQL query and then respond with the result sending it to a reply channel.
The message payload and headers are available by default as input
parameters to the query, for instance:
</para>
<programlisting language="xml"><![CDATA[<int-jdbc:outbound-gateway
update="insert into foos (id, status, name) values (:headers[id], 0, :payload[foo])"
request-channel="input" reply-channel="output" data-source="dataSource" />]]></programlisting></para>
request-channel="input" reply-channel="output" data-source="dataSource" />]]></programlisting>
<para>The result of the above would be to insert a record into the "foos"
table and return a message to the output channel indicating the number of
@@ -223,6 +224,21 @@
query="select * from foos where id=:headers[$id]"
request-channel="input" reply-channel="output" data-source="dataSource"/>]]></programlisting>
<para>
Since <emphasis>Spring Integration 2.2</emphasis> the update SQL query is
no longer mandatory. You can now solely provide a select query, using
either the <emphasis>query attribute</emphasis> or
the <emphasis>query sub-element</emphasis>. This is extremely useful if you
need to actively retrieve data using e.g. a generic Gateway or a
Payload Enricher. The reply message is then generated from the result, like
the inbound adapter, and passed to the reply channel.
</para>
<programlisting language="xml"><![CDATA[<int-jdbc:outbound-gateway
query="select * from foos where id=:headers[id]"
request-channel="input"
reply-channel="output"
data-source="dataSource"/>]]></programlisting>
<para>As with the channel adapters, there is also the option to provide
<classname>SqlParameterSourceFactory</classname> instances for request and
reply. The default is the same as for the outbound adapter, so the request

8
src/reference/docbook/whats-new.xml
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@@ -57,6 +57,14 @@
<listitem>JdbcCallOperations Cache Statistics</listitem>
</itemizedlist>
</section>
<section id="2.2-jdbc-gateway-update-optional">
<title>JDBC Adapter - Outbound Gateway</title>
<para>
When using the JDBC Outbound Gateway, the update query is no longer
mandatory. You can now provide solely a select query using the request
message as a source of parameters.
</para>
</section>
<section id="2.2-tx">
<title>Transaction Synchronization</title>
<para>