fix:修复大数值排序问题#58

src/main/java/com/ly/ckibana/model/compute/aggregation/bucket/MathBucket.java

@@ -18,9 +18,11 @@
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 
+import java.math.BigDecimal;
+
 @EqualsAndHashCode(callSuper = true)
 @Data
 public class MathBucket extends Bucket {
 
-    private double value;
+    private BigDecimal value;
 }

src/main/java/com/ly/ckibana/parser/ResultParser.java

@@ -36,6 +36,7 @@
 import org.apache.commons.collections4.CollectionUtils;
 import org.springframework.stereotype.Service;
 
+import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
@@ -293,7 +294,7 @@ private List<Bucket> sortTermsAggBySubAgg(Aggregation aggregation, List<Bucket>
                 //math类bucket只有一个bucket
                 MathBucket m1 = (MathBucket) s1.getBuckets().get(0);
                 MathBucket m2 = (MathBucket) s2.getBuckets().get(0);
-                int compareValue = (int) (m1.getValue() - m2.getValue());
+                int compareValue =  (m1.getValue().compareTo(m2.getValue()));
                 return orderValue.equalsIgnoreCase(SortType.ASC.name()) ? compareValue : (-compareValue);
             }).collect(Collectors.toList());
         }

src/main/java/com/ly/ckibana/strategy/aggs/MathCategoryAggregation.java

@@ -28,6 +28,7 @@
 import lombok.NoArgsConstructor;
 import org.springframework.stereotype.Component;
 
+import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -61,7 +62,7 @@ public List<SqlConverter> buildMathCategorySelectSql(String mathKey) {
     public MathBucket buildResultBucket(JSONObject obj) {
         MathBucket result = new MathBucket();
         result.setKey(queryFieldName());
-        result.setValue(obj.getDoubleValue(queryFieldName()));
+        result.setValue(new BigDecimal(obj.getString(queryFieldName())));
         return result;
     }
 }

src/test/java/com/ly/ckibana/utils/NumberSortTest.java

@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2023 LY.com All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.ly.ckibana.utils;
+
+import com.alibaba.fastjson2.JSONObject;
+import com.ly.ckibana.model.enums.SortType;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.math.BigDecimal;
+import java.util.Arrays;
+import java.util.stream.Collectors;
+
+/**
+ * mathBucket值排序转换
+ *
+ * @author zl11357
+ * @since 2023/10/19 22:17
+ */
+public class NumberSortTest {
+    /**
+     * 大值排序测试
+     */
+    @Test
+    public void superLongNumberTest() {
+        Long bigValue = 523412341234L;
+        Long littleValue = 423412341234L;
+        JSONObject row = new JSONObject();
+        row.put("v1", bigValue.toString());
+        row.put("v2", littleValue.toString());
+        Assert.assertTrue("升序测试",sort(row, SortType.ASC).equals(Arrays.asList(littleValue, bigValue).toString()));
+        Assert.assertTrue("降序测试", sort(row, SortType.DESC).equals(Arrays.asList(bigValue, littleValue).toString()));
+    }
+
+    /**
+     * 小值排序测试
+     */
+    @Test
+    public void superIntNumberTest() {
+        Integer bigValue = 20;
+        Integer littleValue = 10;
+        JSONObject row = new JSONObject();
+        row.put("v1", bigValue.toString());
+        row.put("v2", littleValue.toString());
+        Assert.assertTrue("升序测试",sort(row, SortType.ASC).equals(Arrays.asList(littleValue, bigValue).toString()));
+        Assert.assertTrue("降序测试", sort(row, SortType.DESC).equals(Arrays.asList(bigValue, littleValue).toString()));
+    }
+
+    private String sort(JSONObject row, SortType sortType) {
+        return Arrays.asList(new BigDecimal(row.getString("v1")), new BigDecimal(row.getString("v2"))).stream()
+                .sorted((o1, o2) -> {
+                    int compareValue = (o1.compareTo(o2));
+                    return sortType.equals(SortType.ASC) ? compareValue : -compareValue;
+                }).collect(Collectors.toList()).toString();
+    }
+}