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@@ -0,0 +1,62 @@
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+package com.sundot.airport.common.utils;
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+
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+import java.lang.reflect.Field;
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+import java.util.Comparator;
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+import java.util.List;
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+import java.util.Map;
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+import java.util.stream.Collectors;
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+
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+/**
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+ * 排序工具类(支持 Integer /Long / BigDecimal / String / Date)
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+ */
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+public class StreamSortUtils {
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+
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+ /**
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+ * 根据 Map 动态排序
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+ *
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+ * @param list 待排序集合
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+ * @param sorts key=字段名, value=asc/desc
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+ */
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+ public static <T> List<T> sort(List<T> list, Map<String, String> sorts) {
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+ if (list == null || list.isEmpty() || sorts == null || sorts.isEmpty()) {
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+ return list;
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+ }
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+
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+ Comparator<T> comparator = null;
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+
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+ for (Map.Entry<String, String> entry : sorts.entrySet()) {
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+ String fieldName = entry.getKey();
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+ boolean desc = "desc".equalsIgnoreCase(entry.getValue());
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+
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+ Comparator<T> current = Comparator.comparing(
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+ t -> getFieldValue(t, fieldName),
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+ Comparator.nullsLast(Comparator.naturalOrder())
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+ );
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+
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+ if (desc) {
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+ current = current.reversed();
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+ }
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+
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+ comparator = comparator == null ? current : comparator.thenComparing(current);
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+ }
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+
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+ return list.stream()
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+ .sorted(comparator)
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+ .collect(Collectors.toList());
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+ }
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+
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+ /**
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+ * 反射获取字段值(支持 BigDecimal / String / Date)
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+ */
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+ @SuppressWarnings("unchecked")
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+ private static <T> Comparable<Object> getFieldValue(T obj, String fieldName) {
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+ try {
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+ Field field = obj.getClass().getDeclaredField(fieldName);
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+ field.setAccessible(true);
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+ return (Comparable<Object>) field.get(obj);
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+ } catch (Exception e) {
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+ throw new RuntimeException("排序字段不存在或不可比较: " + fieldName, e);
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+ }
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+ }
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+
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+}
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