diff --git a/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvBaseReader.java b/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvBaseReader.java
index b8c03438c..0b0480a23 100644
--- a/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvBaseReader.java
+++ b/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvBaseReader.java
@@ -129,7 +129,7 @@ public class CsvBaseReader implements Serializable {
 	 * @return {@link CsvData}，包含数据列表和行信息
 	 */
 	public CsvData readFromStr(final String csvStr) {
-		return read(new StringReader(csvStr));
+		return read(new StringReader(csvStr), true);
 	}
 
 	/**
@@ -139,7 +139,7 @@ public class CsvBaseReader implements Serializable {
 	 * @param rowHandler 行处理器，用于一行一行的处理数据
 	 */
 	public void readFromStr(final String csvStr, final SerConsumer<CsvRow> rowHandler) {
-		read(parse(new StringReader(csvStr)), rowHandler);
+		read(parse(new StringReader(csvStr)), true, rowHandler);
 	}
 
 
@@ -176,20 +176,21 @@ public class CsvBaseReader implements Serializable {
 	 */
 	public CsvData read(final Path path, final Charset charset) throws IORuntimeException {
 		Assert.notNull(path, "path must not be null");
-		return read(FileUtil.getReader(path, charset));
+		return read(FileUtil.getReader(path, charset), true);
 	}
 
 	/**
 	 * 从Reader中读取CSV数据，读取后关闭Reader
 	 *
-	 * @param reader Reader
+	 * @param reader      Reader
+	 * @param closeReader 是否关闭Reader
 	 * @return {@link CsvData}，包含数据列表和行信息
 	 * @throws IORuntimeException IO异常
 	 */
-	public CsvData read(final Reader reader) throws IORuntimeException {
+	public CsvData read(final Reader reader, final boolean closeReader) throws IORuntimeException {
 		final CsvParser csvParser = parse(reader);
 		final List<CsvRow> rows = new ArrayList<>();
-		read(csvParser, rows::add);
+		read(csvParser, closeReader, rows::add);
 		final List<String> header = config.headerLineNo > -1 ? csvParser.getHeader() : null;
 
 		return new CsvData(header, rows);
@@ -199,16 +200,17 @@ public class CsvBaseReader implements Serializable {
 	 * 从Reader中读取CSV数据，结果为Map，读取后关闭Reader。<br>
 	 * 此方法默认识别首行为标题行。
 	 *
-	 * @param reader Reader
+	 * @param reader      Reader
+	 * @param closeReader 是否关闭Reader
 	 * @return {@link CsvData}，包含数据列表和行信息
 	 * @throws IORuntimeException IO异常
 	 */
-	public List<Map<String, String>> readMapList(final Reader reader) throws IORuntimeException {
+	public List<Map<String, String>> readMapList(final Reader reader, final boolean closeReader) throws IORuntimeException {
 		// 此方法必须包含标题
 		this.config.setContainsHeader(true);
 
 		final List<Map<String, String>> result = new ArrayList<>();
-		read(reader, (row) -> result.add(row.getFieldMap()));
+		read(reader, closeReader, (row) -> result.add(row.getFieldMap()));
 		return result;
 	}
 
@@ -216,17 +218,18 @@ public class CsvBaseReader implements Serializable {
 	 * 从Reader中读取CSV数据并转换为Bean列表，读取后关闭Reader。<br>
 	 * 此方法默认识别首行为标题行。
 	 *
-	 * @param <T>    Bean类型
-	 * @param reader Reader
-	 * @param clazz  Bean类型
+	 * @param <T>         Bean类型
+	 * @param reader      Reader
+	 * @param closeReader 是否关闭Reader
+	 * @param clazz       Bean类型
 	 * @return Bean列表
 	 */
-	public <T> List<T> read(final Reader reader, final Class<T> clazz) {
+	public <T> List<T> read(final Reader reader, final boolean closeReader, final Class<T> clazz) {
 		// 此方法必须包含标题
 		this.config.setContainsHeader(true);
 
 		final List<T> result = new ArrayList<>();
-		read(reader, (row) -> result.add(row.toBean(clazz)));
+		read(reader, closeReader, (row) -> result.add(row.toBean(clazz)));
 		return result;
 	}
 
@@ -244,19 +247,20 @@ public class CsvBaseReader implements Serializable {
 		this.config.setContainsHeader(true);
 
 		final List<T> result = new ArrayList<>();
-		read(new StringReader(csvStr), (row) -> result.add(row.toBean(clazz)));
+		read(new StringReader(csvStr), true, (row) -> result.add(row.toBean(clazz)));
 		return result;
 	}
 
 	/**
 	 * 从Reader中读取CSV数据，读取后关闭Reader
 	 *
-	 * @param reader     Reader
-	 * @param rowHandler 行处理器，用于一行一行的处理数据
+	 * @param reader      Reader
+	 * @param closeReader 是否关闭Reader
+	 * @param rowHandler  行处理器，用于一行一行的处理数据
 	 * @throws IORuntimeException IO异常
 	 */
-	public void read(final Reader reader, final SerConsumer<CsvRow> rowHandler) throws IORuntimeException {
-		read(parse(reader), rowHandler);
+	public void read(final Reader reader, final boolean closeReader, final SerConsumer<CsvRow> rowHandler) throws IORuntimeException {
+		read(parse(reader), closeReader, rowHandler);
 	}
 
 	//--------------------------------------------------------------------------------------------- Private method start
@@ -264,18 +268,21 @@ public class CsvBaseReader implements Serializable {
 	/**
 	 * 读取CSV数据，读取后关闭Parser
 	 *
-	 * @param csvParser  CSV解析器
-	 * @param rowHandler 行处理器，用于一行一行的处理数据
+	 * @param csvParser   CSV解析器
+	 * @param closeParser 是否关闭解析器
+	 * @param rowHandler  行处理器，用于一行一行的处理数据
 	 * @throws IORuntimeException IO异常
 	 * @since 5.0.4
 	 */
-	private void read(final CsvParser csvParser, final SerConsumer<CsvRow> rowHandler) throws IORuntimeException {
+	private void read(final CsvParser csvParser, final boolean closeParser, final SerConsumer<CsvRow> rowHandler) throws IORuntimeException {
 		try {
-			while (csvParser.hasNext()){
+			while (csvParser.hasNext()) {
 				rowHandler.accept(csvParser.next());
 			}
 		} finally {
-			IoUtil.closeQuietly(csvParser);
+			if (closeParser) {
+				IoUtil.closeQuietly(csvParser);
+			}
 		}
 	}
 
diff --git a/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvParser.java b/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvParser.java
index 6aed85cb0..55880e18f 100644
--- a/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvParser.java
+++ b/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvParser.java
@@ -363,7 +363,7 @@ public final class CsvParser extends ComputeIter<CsvRow> implements Closeable, S
 		field = StrUtil.trim(field, StrTrimer.TrimMode.SUFFIX, (c-> c == CharUtil.LF || c == CharUtil.CR));
 
 		field = StrUtil.unWrap(field, textDelimiter);
-		field = StrUtil.replace(field, "" + textDelimiter + textDelimiter, textDelimiter + "");
+		field = StrUtil.replace(field, String.valueOf(textDelimiter) + textDelimiter, String.valueOf(textDelimiter));
 		if(this.config.trimField){
 			// issue#I49M0C@Gitee
 			field = StrUtil.trim(field);
diff --git a/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvReader.java b/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvReader.java
index 40508b23e..2d47f6529 100644
--- a/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvReader.java
+++ b/hutool-poi/src/main/java/org/dromara/hutool/poi/csv/CsvReader.java
@@ -121,7 +121,7 @@ public class CsvReader extends CsvBaseReader implements Iterable<CsvRow>, Closea
 	 * @throws IORuntimeException IO异常
 	 */
 	public CsvData read() throws IORuntimeException {
-		return read(this.reader);
+		return read(this.reader, false);
 	}
 
 	/**
@@ -133,7 +133,7 @@ public class CsvReader extends CsvBaseReader implements Iterable<CsvRow>, Closea
 	 * @since 5.0.4
 	 */
 	public void read(final SerConsumer<CsvRow> rowHandler) throws IORuntimeException {
-		read(this.reader, rowHandler);
+		read(this.reader, false, rowHandler);
 	}
 
 	/**
diff --git a/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvReaderTest.java b/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvReaderTest.java
index 557c78c83..70c647c32 100644
--- a/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvReaderTest.java
+++ b/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvReaderTest.java
@@ -20,7 +20,8 @@ public class CsvReaderTest {
 	@Test
 	public void readTest() {
 		final CsvReader reader = new CsvReader();
-		final CsvData data = reader.read(ResourceUtil.getReader("test.csv", CharsetUtil.UTF_8));
+		final CsvData data = reader.read(
+			ResourceUtil.getReader("test.csv", CharsetUtil.UTF_8), true);
 		Assertions.assertEquals("sss,sss", data.getRow(0).get(0));
 		Assertions.assertEquals(1, data.getRow(0).getOriginalLineNumber());
 		Assertions.assertEquals("性别", data.getRow(0).get(2));
@@ -31,7 +32,7 @@ public class CsvReaderTest {
 	public void readMapListTest() {
 		final CsvReader reader = CsvUtil.getReader();
 		final List<Map<String, String>> result = reader.readMapList(
-				ResourceUtil.getUtf8Reader("test_bean.csv"));
+				ResourceUtil.getUtf8Reader("test_bean.csv"), true);
 
 		Assertions.assertEquals("张三", result.get(0).get("姓名"));
 		Assertions.assertEquals("男", result.get(0).get("gender"));
@@ -56,7 +57,7 @@ public class CsvReaderTest {
 
 		final CsvReader reader = CsvUtil.getReader(csvReadConfig);
 		final List<Map<String, String>> result = reader.readMapList(
-				ResourceUtil.getUtf8Reader("test_bean.csv"));
+				ResourceUtil.getUtf8Reader("test_bean.csv"), true);
 
 		Assertions.assertEquals("张三", result.get(0).get("name"));
 		Assertions.assertEquals("男", result.get(0).get("gender"));
@@ -78,7 +79,7 @@ public class CsvReaderTest {
 	public void readBeanListTest() {
 		final CsvReader reader = CsvUtil.getReader();
 		final List<TestBean> result = reader.read(
-				ResourceUtil.getUtf8Reader("test_bean.csv"), TestBean.class);
+				ResourceUtil.getUtf8Reader("test_bean.csv"), true, TestBean.class);
 
 		Assertions.assertEquals("张三", result.get(0).getName());
 		Assertions.assertEquals("男", result.get(0).getGender());
@@ -130,7 +131,8 @@ public class CsvReaderTest {
 	@Test
 	public void lineNoTest() {
 		final CsvReader reader = new CsvReader();
-		final CsvData data = reader.read(ResourceUtil.getReader("test_lines.csv", CharsetUtil.UTF_8));
+		final CsvData data = reader.read(
+			ResourceUtil.getReader("test_lines.csv", CharsetUtil.UTF_8), true);
 		Assertions.assertEquals(1, data.getRow(0).getOriginalLineNumber());
 		Assertions.assertEquals("a,b,c,d", CollUtil.join(data.getRow(0), ","));
 
@@ -147,7 +149,8 @@ public class CsvReaderTest {
 	public void lineLimitTest() {
 		// 从原始第2行开始读取
 		final CsvReader reader = new CsvReader(CsvReadConfig.defaultConfig().setBeginLineNo(2));
-		final CsvData data = reader.read(ResourceUtil.getReader("test_lines.csv", CharsetUtil.UTF_8));
+		final CsvData data = reader.read(
+			ResourceUtil.getUtf8Reader("test_lines.csv"), true);
 
 		Assertions.assertEquals(2, data.getRow(0).getOriginalLineNumber());
 		Assertions.assertEquals("1,2,3,4", CollUtil.join(data.getRow(0), ","));
@@ -165,7 +168,8 @@ public class CsvReaderTest {
 	public void lineLimitWithHeaderTest() {
 		// 从原始第2行开始读取
 		final CsvReader reader = new CsvReader(CsvReadConfig.defaultConfig().setBeginLineNo(2).setContainsHeader(true));
-		final CsvData data = reader.read(ResourceUtil.getReader("test_lines.csv", CharsetUtil.UTF_8));
+		final CsvData data = reader.read(
+			ResourceUtil.getUtf8Reader("test_lines.csv"), true);
 
 		Assertions.assertEquals(4, data.getRow(0).getOriginalLineNumber());
 		Assertions.assertEquals("q,w,e,r,我是一段\n带换行的内容",
@@ -192,7 +196,8 @@ public class CsvReaderTest {
 	@Test
 	public void readDisableCommentTest() {
 		final CsvReader reader = CsvUtil.getReader(CsvReadConfig.defaultConfig().disableComment());
-		final CsvData read = reader.read(ResourceUtil.getUtf8Reader("test.csv"));
+		final CsvData read = reader.read(
+			ResourceUtil.getUtf8Reader("test.csv"), true);
 		final CsvRow row = read.getRow(0);
 		Assertions.assertEquals("# 这是一行注释，读取时应忽略", row.get(0));
 	}
@@ -209,7 +214,7 @@ public class CsvReaderTest {
 	public void issue2306Test(){
 		final CsvReader reader = CsvUtil.getReader(ResourceUtil.getUtf8Reader("d:/test/issue2306.csv"));
 		final CsvData csvData = reader.read();
-		for (CsvRow csvRow : csvData) {
+		for (final CsvRow csvRow : csvData) {
 			Console.log(csvRow);
 		}
 	}
diff --git a/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvUtilTest.java b/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvUtilTest.java
index 21665ea0a..a3159f2e6 100644
--- a/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvUtilTest.java
+++ b/hutool-poi/src/test/java/org/dromara/hutool/poi/csv/CsvUtilTest.java
@@ -38,7 +38,7 @@ public class CsvUtilTest {
 	@Test
 	public void readTest2() {
 		final CsvReader reader = CsvUtil.getReader();
-		reader.read(FileUtil.getUtf8Reader("test.csv"), (csvRow)-> {
+		reader.read(FileUtil.getUtf8Reader("test.csv"), true, (csvRow)-> {
 			// 只有一行，所以直接判断
 			Assertions.assertEquals("sss,sss", csvRow.get(0));
 			Assertions.assertEquals("姓名", csvRow.get(1));
@@ -55,7 +55,7 @@ public class CsvUtilTest {
 	public void readTest3() {
 		final CsvReader reader = CsvUtil.getReader();
 		final String path = FileUtil.isWindows() ? "d:/test/test.csv" : "~/test/test.csv";
-		reader.read(FileUtil.getUtf8Reader(path), Console::log);
+		reader.read(FileUtil.getUtf8Reader(path), true, Console::log);
 	}
 
 	@Test