From 318a7ad950353460e79d67533a406500bbacff81 Mon Sep 17 00:00:00 2001
From: Jiaju Zhuang <zhuangjiaju@qq.com>
Date: Wed, 9 Feb 2022 14:31:01 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E7=9B=AE=E5=BD=95=E7=BB=93?=
 =?UTF-8?q?=E6=9E=84?=
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---
 .../excel/metadata/AbstractHolder.java        | 102 +++++++++++++++++-
 1 file changed, 101 insertions(+), 1 deletion(-)

diff --git a/easyexcel-core/src/main/java/com/alibaba/excel/metadata/AbstractHolder.java b/easyexcel-core/src/main/java/com/alibaba/excel/metadata/AbstractHolder.java
index a83f64a5..839a8b4b 100644
--- a/easyexcel-core/src/main/java/com/alibaba/excel/metadata/AbstractHolder.java
+++ b/easyexcel-core/src/main/java/com/alibaba/excel/metadata/AbstractHolder.java
@@ -1,3 +1,103 @@
+package com.alibaba.excel.metadata;
+
+import java.util.List;
+import java.util.Map;
+
+import com.alibaba.excel.converters.Converter;
+import com.alibaba.excel.converters.ConverterKeyBuild.ConverterKey;
+
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
 /**
- * Documents have been migrated to https://github.com/alibaba/easyexcel/blob/master/easyexcel-core/src/test/java/com/alibaba/easyexcel/test/demo/fill/FillTest.java
+ * Write/read holder
+ *
+ * @author Jiaju Zhuang
  */
+@Getter
+@Setter
+@EqualsAndHashCode
+@NoArgsConstructor
+public abstract class AbstractHolder implements ConfigurationHolder {
+    /**
+     * Record whether it's new or from cache
+     */
+    private Boolean newInitialization;
+    /**
+     * You can only choose one of the {@link AbstractHolder#head} and {@link AbstractHolder#clazz}
+     */
+    private List<List<String>> head;
+    /**
+     * You can only choose one of the {@link AbstractHolder#head} and {@link AbstractHolder#clazz}
+     */
+    private Class<?> clazz;
+    /**
+     * Some global variables
+     */
+    private GlobalConfiguration globalConfiguration;
+    /**
+     * <p>
+     * Read key:
+     * <p>
+     * Write key:
+     */
+    private Map<ConverterKey, Converter<?>> converterMap;
+
+    public AbstractHolder(BasicParameter basicParameter, AbstractHolder prentAbstractHolder) {
+        this.newInitialization = Boolean.TRUE;
+        if (basicParameter.getHead() == null && basicParameter.getClazz() == null && prentAbstractHolder != null) {
+            this.head = prentAbstractHolder.getHead();
+        } else {
+            this.head = basicParameter.getHead();
+        }
+        if (basicParameter.getHead() == null && basicParameter.getClazz() == null && prentAbstractHolder != null) {
+            this.clazz = prentAbstractHolder.getClazz();
+        } else {
+            this.clazz = basicParameter.getClazz();
+        }
+        this.globalConfiguration = new GlobalConfiguration();
+        if (basicParameter.getAutoTrim() == null) {
+            if (prentAbstractHolder != null) {
+                globalConfiguration.setAutoTrim(prentAbstractHolder.getGlobalConfiguration().getAutoTrim());
+            }
+        } else {
+            globalConfiguration.setAutoTrim(basicParameter.getAutoTrim());
+        }
+
+        if (basicParameter.getUse1904windowing() == null) {
+            if (prentAbstractHolder != null) {
+                globalConfiguration.setUse1904windowing(
+                    prentAbstractHolder.getGlobalConfiguration().getUse1904windowing());
+            }
+        } else {
+            globalConfiguration.setUse1904windowing(basicParameter.getUse1904windowing());
+        }
+
+        if (basicParameter.getLocale() == null) {
+            if (prentAbstractHolder != null) {
+                globalConfiguration.setLocale(prentAbstractHolder.getGlobalConfiguration().getLocale());
+            }
+        } else {
+            globalConfiguration.setLocale(basicParameter.getLocale());
+        }
+
+    }
+
+    @Override
+    public Map<ConverterKey, Converter<?>> converterMap() {
+        return getConverterMap();
+    }
+
+    @Override
+    public GlobalConfiguration globalConfiguration() {
+        return getGlobalConfiguration();
+    }
+
+    @Override
+    public boolean isNew() {
+        return getNewInitialization();
+    }
+
+}