[update] 优化异常处理，前端报下标越界问题

signal-optimize-service/src/main/java/net/wanji/opt/service/impl/MainlineEvaluateServiceImpl.java

@@ -657,6 +657,8 @@ public class MainlineEvaluateServiceImpl implements MainlineEvaluateService {
 
     @Override
     public MainlineSchemeAnalysisVO mainlineSchemeAnalysis(MainlineSchemeAnalysisBO bo) throws Exception {
+        MainlineSchemeAnalysisVO res = null;
+        try {
             lineSchemeBuffer.clear();
             String mainlineName = bo.getName();
             Date boStartTime = bo.getStartTime();
@@ -681,7 +683,7 @@ public class MainlineEvaluateServiceImpl implements MainlineEvaluateService {
                     })
                     .collect(Collectors.toList());
 
-        MainlineSchemeAnalysisVO res = new MainlineSchemeAnalysisVO();
+            res = new MainlineSchemeAnalysisVO();
             fillLineSchemeBuffer(filteredList, lineSchemeBuffer);
             // 时段合并
             GreenwaveMergePO greenwaveMergePO = greenwaveMergeMapper.selectByMainlineName(mainlineName);
@@ -693,6 +695,10 @@ public class MainlineEvaluateServiceImpl implements MainlineEvaluateService {
                     filteredList, lineSchemeBuffer, boStartTimeStamp, boEndTimeStamp, boStartTime, boEndTime));
             res.setGreenwaveData(buildGreenwaveData(lineSchemeBuffer));
             res.setCrossData(calcCrossData(lineSchemeBuffer));
+        } catch (Exception e) {
+            log.error("干线方案分析执行异常：", e);
+            throw new Exception(e);
+        }
 
         return res;
     }