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CHANGELOG.md

@@ -11,6 +11,7 @@
 * 【crypto 】     MacEngine增加接口update,doFinal,reset等接口
 * 【core   】     StrSpliter更名为StrSplitter
 * 【core   】     NumberUtil的decimalFormat增加数字检查
+* 【http   】     HttpBase的httpVersion方法设置为无效(issue#1644)
 
 ### 🐞Bug修复
 

hutool-http/src/main/java/cn/hutool/http/HttpBase.java

@@ -244,8 +244,9 @@ public abstract class HttpBase<T> {
 	public String httpVersion() {
 		return httpVersion;
 	}
+
 	/**
-	 * 设置http版本
+	 * 设置http版本，此方法不会影响到实际请求的HTTP版本，只用于帮助判断是否connect:Keep-Alive
 	 *
 	 * @param httpVersion Http版本，{@link HttpBase#HTTP_1_0}，{@link HttpBase#HTTP_1_1}
 	 * @return this

hutool-http/src/main/java/cn/hutool/http/HttpRequest.java

@@ -42,9 +42,6 @@ import java.util.Map;
  */
 public class HttpRequest extends HttpBase<HttpRequest> {
 
-	private static final String CONTENT_TYPE_MULTIPART_PREFIX = ContentType.MULTIPART.getValue() + "; boundary=";
-	private static final String CONTENT_TYPE_FILE_TEMPLATE = "Content-Type: {}\r\n\r\n";
-
 	/**
 	 * 设置全局默认的连接和读取超时时长
 	 *
@@ -387,7 +384,7 @@ public class HttpRequest extends HttpBase<HttpRequest> {
 	public boolean isKeepAlive() {
 		String connection = header(Header.CONNECTION);
 		if (connection == null) {
-			return !HTTP_1_0.equalsIgnoreCase(httpVersion);
+			return false == HTTP_1_0.equalsIgnoreCase(httpVersion);
 		}
 
 		return false == "close".equalsIgnoreCase(connection);