我怎样才能聚合这样的一些元组
COL_1 | COL_2 | COL_3 | COL_4
val | T | F | F
val | F | T | F
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用OR函数返回下表?
COL_1 | COL_2 | COL_3 | COL_4
val | T | T | F
Run Code Online (Sandbox Code Playgroud) 我想在骆驼蓝图中调用 POST 休息服务。我的蓝图xml文件如下:
<blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0"
xmlns:camel="http://camel.apache.org/schema/blueprint"
xmlns:cxf="http://camel.apache.org/schema/blueprint/cxf"
xmlns:jaxrs="http://cxf.apache.org/jaxrs"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://www.osgi.org/xmlns/blueprint/v1.0.0 https://www.osgi.org/xmlns/blueprint/v1.0.0/blueprint.xsd http://camel.apache.org/schema/blueprint http://camel.apache.org/schema/blueprint/camel-blueprint.xsd http://cxf.apache.org/jaxrs http://cxf.apache.org/schemas/jaxrs.xsd">
<bean class="org.apache.cxf.jaxrs.provider.json.JSONProvider" id="jsonProvider"/>
<cxf:rsClient address="http://jsonplaceholder.typicode.com/posts"
id="rsClient" loggingFeatureEnabled="true">
<cxf:providers>
<ref bean="jsonProvider" component-id="jsonProvider"/>
</cxf:providers>
</cxf:rsClient>
<camelContext id="RESTCamelContext" xmlns="http://camel.apache.org/schema/blueprint">
<route id="RESTRoute">
<from id="_from1" uri="timer:foor?repeatCount=1"/>
<to id="_to1" uri="log:body?level=INFO"/>
<setHeader headerName="Content-Type" id="_setHeader1">
<constant>application/json</constant>
</setHeader>
<setHeader headerName="Exchange.HTTP_METHOD" id="_setHeader2">
<constant>POST</constant>
</setHeader>
<to id="_to2" uri="cxfrs:bean:rsClient"/>
<to id="_to3" uri="log:body?level=INFO"/>
</route>
</camelContext>
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但我不知道如何在正文请求中传递 JSON 对象。
我有一个使用 bpmn2 标准定义的业务流程,我想将自定义对象设置为脚本任务并将其传递给人工任务。存在三个过程变量:
这是一个过程:
在 Set Object 中有以下代码:
toBeApproved = new com.myteam.pocapproval.ObjectToBeApproved();
toBeApproved.setCountry(country);
toBeApproved.setAmount(amount);
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问题是toBeApproved在脚本任务之后的流程变量不会在我开始仅通过country和amount通过 rest API的流程时填充/server/containers/{id}/processes/{pId}/instances。