From 2783f17472ea8a37747dcd7093e838b5ef6798d7 Mon Sep 17 00:00:00 2001
From: Looly <loolly@gmail.com>
Date: Mon, 30 Mar 2020 10:38:15 +0800
Subject: [PATCH] add setFreezePane

---
 .../main/java/cn/hutool/json/JSONUtil.java    | 22 +++++++++++++++++
 .../java/cn/hutool/poi/excel/ExcelWriter.java | 24 +++++++++++++++++++
 .../hutool/poi/excel/test/ExcelWriteTest.java |  2 ++
 3 files changed, 48 insertions(+)

diff --git a/hutool-json/src/main/java/cn/hutool/json/JSONUtil.java b/hutool-json/src/main/java/cn/hutool/json/JSONUtil.java
index 21d741b83..b7fa8d8e4 100644
--- a/hutool-json/src/main/java/cn/hutool/json/JSONUtil.java
+++ b/hutool-json/src/main/java/cn/hutool/json/JSONUtil.java
@@ -48,6 +48,17 @@ public final class JSONUtil {
 		return new JSONObject();
 	}
 
+	/**
+	 * 创建JSONObject
+	 *
+	 * @param config JSON配置
+	 * @return JSONObject
+	 * @since 5.2.5
+	 */
+	public static JSONObject createObj(JSONConfig config) {
+		return new JSONObject(config);
+	}
+
 	/**
 	 * 创建 JSONArray
 	 *
@@ -57,6 +68,17 @@ public final class JSONUtil {
 		return new JSONArray();
 	}
 
+	/**
+	 * 创建 JSONArray
+	 *
+	 * @param config JSON配置
+	 * @return JSONArray
+	 * @since 5.2.5
+	 */
+	public static JSONArray createArray(JSONConfig config) {
+		return new JSONArray(config);
+	}
+
 	/**
 	 * JSON字符串转JSONObject对象
 	 *
diff --git a/hutool-poi/src/main/java/cn/hutool/poi/excel/ExcelWriter.java b/hutool-poi/src/main/java/cn/hutool/poi/excel/ExcelWriter.java
index cd7e2ee0b..1f2a27cbb 100644
--- a/hutool-poi/src/main/java/cn/hutool/poi/excel/ExcelWriter.java
+++ b/hutool-poi/src/main/java/cn/hutool/poi/excel/ExcelWriter.java
@@ -470,6 +470,30 @@ public class ExcelWriter extends ExcelBase<ExcelWriter> {
 		return this;
 	}
 
+	/**
+	 * 设置窗口冻结，之前冻结的窗口会被覆盖，如果rowSplit为0表示取消冻结
+	 *
+	 * @param rowSplit 冻结的行及行数，2表示前两行
+	 * @return this
+	 * @since 5.2.5
+	 */
+	public ExcelWriter setFreezePane(int rowSplit){
+		return setFreezePane(0, rowSplit);
+	}
+
+	/**
+	 * 设置窗口冻结，之前冻结的窗口会被覆盖，如果colSplit和rowSplit为0表示取消冻结
+	 *
+	 * @param colSplit 冻结的列及列数，2表示前两列
+	 * @param rowSplit 冻结的行及行数，2表示前两行
+	 * @return this
+	 * @since 5.2.5
+	 */
+	public ExcelWriter setFreezePane(int colSplit, int rowSplit){
+		getSheet().createFreezePane(colSplit, rowSplit);
+		return this;
+	}
+
 	/**
 	 * 设置列宽（单位为一个字符的宽度，例如传入width为10，表示10个字符的宽度）
 	 * 
diff --git a/hutool-poi/src/test/java/cn/hutool/poi/excel/test/ExcelWriteTest.java b/hutool-poi/src/test/java/cn/hutool/poi/excel/test/ExcelWriteTest.java
index 9bca94c59..abc3edb28 100644
--- a/hutool-poi/src/test/java/cn/hutool/poi/excel/test/ExcelWriteTest.java
+++ b/hutool-poi/src/test/java/cn/hutool/poi/excel/test/ExcelWriteTest.java
@@ -90,6 +90,8 @@ public class ExcelWriteTest {
 		// 一次性写出内容，使用默认样式
 		writer.write(rows);
 		writer.autoSizeColumn(0, true);
+		//冻结前两行
+		writer.setFreezePane(0, 2);
 		// 关闭writer，释放内存
 		writer.close();
 	}