From af2c3882624d0451f08b5a9c7ed0e74ab5343594 Mon Sep 17 00:00:00 2001
From: zl <zl@bestarschool.com>
Date: Wed, 20 Nov 2019 18:31:19 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8E=BB=E6=8E=89LongestMatchColumnWidthStyleS?=
 =?UTF-8?q?trategy=E7=BC=93=E5=AD=98=E7=9A=84static=E4=BF=AE=E9=A5=B0?=
 =?UTF-8?q?=E7=AC=A6?=
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---
 .../style/column/LongestMatchColumnWidthStyleStrategy.java  | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/main/java/com/alibaba/excel/write/style/column/LongestMatchColumnWidthStyleStrategy.java b/src/main/java/com/alibaba/excel/write/style/column/LongestMatchColumnWidthStyleStrategy.java
index 5140ae6..38a6dbb 100644
--- a/src/main/java/com/alibaba/excel/write/style/column/LongestMatchColumnWidthStyleStrategy.java
+++ b/src/main/java/com/alibaba/excel/write/style/column/LongestMatchColumnWidthStyleStrategy.java
@@ -24,7 +24,7 @@ public class LongestMatchColumnWidthStyleStrategy extends AbstractColumnWidthSty
 
     private static final int MAX_COLUMN_WIDTH = 255;
 
-    private static final Map<Integer, Map<Integer, Integer>> CACHE = new HashMap<Integer, Map<Integer, Integer>>(8);
+    private final Map<Integer, Map<Integer, Integer>> cache = new HashMap<Integer, Map<Integer, Integer>>(8);
 
     @Override
     protected void setColumnWidth(WriteSheetHolder writeSheetHolder, List<CellData> cellDataList, Cell cell, Head head,
@@ -33,10 +33,10 @@ public class LongestMatchColumnWidthStyleStrategy extends AbstractColumnWidthSty
         if (!needSetWidth) {
             return;
         }
-        Map<Integer, Integer> maxColumnWidthMap = CACHE.get(writeSheetHolder.getSheetNo());
+        Map<Integer, Integer> maxColumnWidthMap = cache.get(writeSheetHolder.getSheetNo());
         if (maxColumnWidthMap == null) {
             maxColumnWidthMap = new HashMap<Integer, Integer>(16);
-            CACHE.put(writeSheetHolder.getSheetNo(), maxColumnWidthMap);
+            cache.put(writeSheetHolder.getSheetNo(), maxColumnWidthMap);
         }
         Integer columnWidth = dataLength(cellDataList, cell, isHead);
         if (columnWidth < 0) {