fix(容量):最大空闲时间空指针处理

project-order/src/main/java/com/dituhui/pea/order/common/CapacityUtils.java

@@ -28,6 +28,7 @@ import java.util.List;
 import java.util.Map;
 import java.util.Objects;
 import java.util.Optional;
+import java.util.OptionalLong;
 import java.util.Set;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ForkJoinPool;
@@ -244,11 +245,11 @@ public class CapacityUtils {
                         .flatMap(Collection::stream).collect(Collectors.toList());
                 timeSlots = calculateUnion(timeSlots);
 
-                long engineerMaxDuration = Optional.ofNullable(timeSlots).orElse(Collections.emptyList())
+                OptionalLong optionalEngineerMaxDuration = Optional.ofNullable(timeSlots).orElse(Collections.emptyList())
                         .stream()
                         .mapToLong(t1 -> Duration.between(t1.getBeginTime(), t1.getEndTime()).abs().toMinutes())
-                        .max().getAsLong();
-                engineerMaxDurationList.add(engineerMaxDuration);
+                        .max();
+                engineerMaxDurationList.add(optionalEngineerMaxDuration.orElse(0L));
             });
 
             long maxDuration = Collections.max(engineerMaxDurationList);