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fix：【BPM 工作流】BpmTaskCandidateExpressionStrategy 在 PropertyNotFoundException 不存在时，频繁打 warn 日志

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YunaiV
2025-07-20 16:45:16 +08:00
parent 49c857c871
commit dc7763ef0b
3 changed files with 9 additions and 4 deletions
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1
yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/expression/BpmTaskAssignLeaderExpression.java
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@@ -24,6 +24,7 @@ import static java.util.Collections.emptySet;
* @author 芋道源码
*/
@Component
@Deprecated // 仅仅是表达式的示例，建议使用 BpmTaskCandidateStartUserDeptLeaderStrategy 替代
public class BpmTaskAssignLeaderExpression {
@Resource

1
yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/expression/BpmTaskAssignStartUserExpression.java
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@@ -16,6 +16,7 @@ import java.util.Set;
* @author 芋道源码
*/
@Component
@Deprecated // 仅仅是表达式的示例，建议使用 BpmTaskCandidateStartUserStrategy 替代
public class BpmTaskAssignStartUserExpression {
@Resource

9
yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/candidate/strategy/other/BpmTaskCandidateExpressionStrategy.java
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@@ -8,6 +8,7 @@ import com.google.common.collect.Sets;
import lombok.extern.slf4j.Slf4j;
import org.flowable.bpmn.model.BpmnModel;
import org.flowable.common.engine.api.FlowableException;
import org.flowable.common.engine.impl.javax.el.PropertyNotFoundException;
import org.flowable.engine.delegate.DelegateExecution;
import org.springframework.stereotype.Component;
@@ -48,11 +49,13 @@ public class BpmTaskCandidateExpressionStrategy implements BpmTaskCandidateStrat
Object result = FlowableUtils.getExpressionValue(variables, param);
return CollectionUtils.toLinkedHashSet(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
// 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，此时忽略该异常！相当于说，不做流程预测！！！
if (ex.getCause() != null && ex.getCause() instanceof PropertyNotFoundException) {
return Sets.newHashSet();
}
log.error("[calculateUsersByActivity][表达式({}) 变量({}) 解析报错", param, variables, ex);
throw ex;
}
}
}