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【功能新增】 解析 Http 请求触发器返回值，修改流程变量

This commit is contained in:
jason 2025-01-26 13:00:20 +08:00
parent d63e315876
commit 53789d9b80
4 changed files with 66 additions and 0 deletions
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9
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/definition/vo/model/simple/BpmSimpleModelNodeVO.java
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@ -1,5 +1,6 @@
package cn.iocoder.yudao.module.bpm.controller.admin.definition.vo.model.simple;
import cn.iocoder.yudao.framework.common.core.KeyValue;
import cn.iocoder.yudao.framework.common.validation.InEnum;
import cn.iocoder.yudao.module.bpm.enums.definition.*;
import cn.iocoder.yudao.module.bpm.framework.flowable.core.enums.BpmTaskCandidateStrategyEnum;
@ -359,6 +360,14 @@ public class BpmSimpleModelNodeVO {
@Schema(description = "请求头参数设置", example = "[]")
@Valid
private List<HttpRequestParam> body;
/**
* 请求返回处理设置。 用于修改流程表单值
* key: 表示要修改的流程表单字段 Id.
* value: 接口返回的字段名
*/
@Schema(description = "请求返回处理设置", example = "[]")
private List<KeyValue<String,String>> response;
}
}

8
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceService.java
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@ -157,4 +157,12 @@ public interface BpmProcessInstanceService {
*/
void processProcessInstanceCompleted(ProcessInstance instance);
/**
* 更新 ProcessInstance 的变量
*
* @param processInstanceId 流程编号
* @param variables 流程变量
*/
void updateProcessInstanceVariables(String processInstanceId, Map<String, Object> variables);
}

4
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceServiceImpl.java
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@ -743,4 +743,8 @@ public class BpmProcessInstanceServiceImpl implements BpmProcessInstanceService
});
}
@Override
public void updateProcessInstanceVariables(String processInstanceId, Map<String, Object> variables) {
runtimeService.setVariables(processInstanceId, variables);
}
}

45
yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/trigger/BpmHttpRequestTrigger.java
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@ -1,5 +1,10 @@
package cn.iocoder.yudao.module.bpm.service.task.trigger;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.json.JSONObject;
import cn.hutool.json.JSONUtil;
import cn.iocoder.yudao.framework.common.core.KeyValue;
import cn.iocoder.yudao.framework.common.util.json.JsonUtils;
import cn.iocoder.yudao.module.bpm.controller.admin.definition.vo.model.simple.BpmSimpleModelNodeVO.TriggerSetting.HttpRequestTriggerSetting;
import cn.iocoder.yudao.module.bpm.enums.definition.BpmTriggerTypeEnum;
@ -17,6 +22,8 @@ import org.springframework.util.MultiValueMap;
import org.springframework.web.client.RestClientException;
import org.springframework.web.client.RestTemplate;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import static cn.iocoder.yudao.framework.web.core.util.WebFrameworkUtils.HEADER_TENANT_ID;
@ -30,6 +37,8 @@ import static cn.iocoder.yudao.framework.web.core.util.WebFrameworkUtils.HEADER_
@Slf4j
public class BpmHttpRequestTrigger implements BpmTrigger {
private static final String PARSE_RESPONSE_FIELD = "data";
@Resource
private BpmProcessInstanceService processInstanceService;
@ -67,9 +76,45 @@ public class BpmHttpRequestTrigger implements BpmTrigger {
ResponseEntity<String> responseEntity = restTemplate.exchange(setting.getUrl(), HttpMethod.POST,
requestEntity, String.class);
log.info("[execute][HTTP 触发器，请求头：{}，请求体：{}，响应结果：{}]", headers, body, responseEntity);
// 4. 处理请求返回
if (CollUtil.isNotEmpty(setting.getResponse()) && responseEntity.getStatusCode().is2xxSuccessful()
&& StrUtil.isNotEmpty(responseEntity.getBody())) {
// 4.1 获取需要更新的流程变量
Map<String, Object> updateVariables = getNeedUpdatedVariablesFromResponse(responseEntity.getBody(), setting.getResponse());
// 4.2 更新流程变量
if (CollUtil.isNotEmpty(updateVariables)) {
processInstanceService.updateProcessInstanceVariables(processInstanceId, updateVariables);
}
}
} catch (RestClientException e) {
log.error("[execute][HTTP 触发器，请求头：{}，请求体：{}，请求出错：{}]", headers, body, e.getMessage());
}
}
/**
* 从请求返回值获取需要更新的流程变量。优先从 data 字段获取，如果 data 字段不存在，从根节点获取。
*
* @param responseBody 请求返回报文体
* @param responseSettings 返回设置
* @return 需要更新的流程变量
*/
private Map<String, Object> getNeedUpdatedVariablesFromResponse(String responseBody,
List<KeyValue<String, String>> responseSettings) {
Map<String, Object> updateVariables = new HashMap<>();
if (JSONUtil.isTypeJSONObject(responseBody)) {
JSONObject dataObj = null;
if (JSONUtil.parseObj(responseBody).getObj(PARSE_RESPONSE_FIELD) instanceof JSONObject) {
dataObj = (JSONObject) JSONUtil.parseObj(responseBody).getObj(PARSE_RESPONSE_FIELD);
}
JSONObject updateObj = dataObj == null ? JSONUtil.parseObj(responseBody) : dataObj;
responseSettings.forEach(respSetting -> {
if (StrUtil.isNotEmpty(respSetting.getKey()) && updateObj.containsKey(respSetting.getValue())) {
updateVariables.put(respSetting.getKey(), updateObj.get(respSetting.getValue()));
}
});
}
return updateVariables;
}
}