From 730d1944e3a13c517c77df2b0712df05645a38dd Mon Sep 17 00:00:00 2001
From: dengzedong <dengzedong@email>
Date: 星期一, 06 一月 2025 16:00:58 +0800
Subject: [PATCH] chartParamList api
---
iailab-module-bpm/iailab-module-bpm-biz/src/main/java/com/iailab/module/bpm/framework/flowable/core/candidate/strategy/other/BpmTaskCandidateExpressionStrategy.java | 17 +++++++++++++++--
1 files changed, 15 insertions(+), 2 deletions(-)
diff --git a/iailab-module-bpm/iailab-module-bpm-biz/src/main/java/com/iailab/module/bpm/framework/flowable/core/candidate/strategy/other/BpmTaskCandidateExpressionStrategy.java b/iailab-module-bpm/iailab-module-bpm-biz/src/main/java/com/iailab/module/bpm/framework/flowable/core/candidate/strategy/other/BpmTaskCandidateExpressionStrategy.java
index 50d10e3..11ff269 100644
--- a/iailab-module-bpm/iailab-module-bpm-biz/src/main/java/com/iailab/module/bpm/framework/flowable/core/candidate/strategy/other/BpmTaskCandidateExpressionStrategy.java
+++ b/iailab-module-bpm/iailab-module-bpm-biz/src/main/java/com/iailab/module/bpm/framework/flowable/core/candidate/strategy/other/BpmTaskCandidateExpressionStrategy.java
@@ -1,13 +1,17 @@
package com.iailab.module.bpm.framework.flowable.core.candidate.strategy.other;
import cn.hutool.core.convert.Convert;
+import com.google.common.collect.Sets;
import com.iailab.module.bpm.framework.flowable.core.candidate.BpmTaskCandidateStrategy;
import com.iailab.module.bpm.framework.flowable.core.enums.BpmTaskCandidateStrategyEnum;
import com.iailab.module.bpm.framework.flowable.core.util.FlowableUtils;
+import lombok.extern.slf4j.Slf4j;
import org.flowable.bpmn.model.BpmnModel;
+import org.flowable.common.engine.api.FlowableException;
import org.flowable.engine.delegate.DelegateExecution;
import org.springframework.stereotype.Component;
+import java.util.HashMap;
import java.util.Map;
import java.util.Set;
@@ -17,6 +21,7 @@
* @author iailab
*/
@Component
+@Slf4j
public class BpmTaskCandidateExpressionStrategy implements BpmTaskCandidateStrategy {
@Override
@@ -38,8 +43,16 @@
@Override
public Set<Long> calculateUsersByActivity(BpmnModel bpmnModel, String activityId, String param,
Long startUserId, String processDefinitionId, Map<String, Object> processVariables) {
- Object result = FlowableUtils.getExpressionValue(processVariables, param);
- return Convert.toSet(Long.class, result);
+ Map<String, Object> variables = processVariables == null ? new HashMap<>() : processVariables;
+ try {
+ Object result = FlowableUtils.getExpressionValue(variables, param);
+ return Convert.toSet(Long.class, result);
+ } catch (FlowableException ex) {
+ // 预测未运行的节点时候，表达式如果包含 execution 或者不存在的流程变量会抛异常，
+ log.warn("[calculateUsersByActivity][表达式({}) 变量({}) 解析报错", param, variables, ex);
+ // 不能预测候选人，返回空列表, 避免流程无法进行
+ return Sets.newHashSet();
+ }
}
}
\ No newline at end of file
--
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