[英]how to use wso2 esb connector in proxy
我从git下载esb连接器,并按照步骤部署foo-connector。 这些操作都可以。
在尝试创建一个代理尝试使用此连接器之后,并由提琴手使用url“ http://t00012-laptop:8010/services/foo
”进行调用。 ESB始终给出响应202。
esb代理配置如下:
<?xml version="1.0" encoding="UTF-8"?>
<proxy xmlns="http://ws.apache.org/ns/synapse"
name="foo"
transports="https,http"
statistics="disable"
trace="disable"
startOnLoad="true">
<target>
<inSequence>
<property name="FORCE_SC_ACCEPTED" value="true" scope="axis2" type="BOOLEAN"/>
<foo.foo-operation>
</foo.foo-operation>
</inSequence>
<outSequence>
<log/>
<send/>
</outSequence>
</target>
<description/>
</proxy>
看看foo连接器源代码:
foo-operation是一个模板,该模板仅记录消息有效负载和名为“ generate_param”的参数的值,然后调用类org.wso2.carbon.connector.foo
此类在std输出中输出Hello World,其值为“ generated_param”
如果您像这样更改代理定义:
<proxy xmlns="http://ws.apache.org/ns/synapse" name="foo" transports="https,http" statistics="disable" trace="disable" startOnLoad="true">
<target>
<inSequence>
<property name="FORCE_SC_ACCEPTED" value="true" scope="axis2" type="STRING"/>
<foo.foo-operation>
<generated_param>ROJ</generated_param>
</foo.foo-operation>
</inSequence>
</target>
<description/>
</proxy>
呼叫http://t00012-laptop:8010/services/foo
:您将收到一个空的响应,带有http状态代码202,并将在ESB的std输出中看到:
[2014-09-19 08:20:44,640] INFO - LogMediator To: /services/TestFOO, MessageID:
urn:uuid:874f494e-86fa-49b5-b0b5-2b5f781eca43, Direction: request, template_para
m = ROJ, Envelope: <?xml version="1.0" encoding="utf-8"?><soapenv:Envelope xmlns
:soapenv="http://schemas.xmlsoap.org/soap/envelope/"><soapenv:Body></soapenv:Bod
y></soapenv:Envelope>
Hello WORLD foo !!! : paramter :ROJ
就这样...
如果要将端点的响应返回给调用方,只需在inSequence内添加响应标签,如下所示。
<?xml version="1.0" encoding="UTF-8"?>
<proxy xmlns="http://ws.apache.org/ns/synapse"
name="foo"
transports="https,http"
statistics="disable"
trace="disable"
startOnLoad="true">
<target>
<inSequence>
<property name="FORCE_SC_ACCEPTED" value="true" scope="axis2" type="BOOLEAN"/>
<foo.foo-operation>
</foo.foo-operation>
<respond/>
</inSequence>
<outSequence>
<log/>
<send/>
</outSequence>
</target>
<description/>
</proxy>
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