fix bug

hutool-http/src/main/java/cn/hutool/http/server/HttpServerBase.java

@@ -4,6 +4,7 @@ import cn.hutool.core.util.CharsetUtil;
 import com.sun.net.httpserver.HttpContext;
 import com.sun.net.httpserver.HttpExchange;
 
+import java.io.Closeable;
 import java.nio.charset.Charset;
 
 /**
@@ -12,7 +13,7 @@ import java.nio.charset.Charset;
  * @author looly
  * @since 5.2.6
  */
-public class HttpServerBase {
+public class HttpServerBase implements Closeable {
 
 	final static Charset DEFAULT_CHARSET = CharsetUtil.CHARSET_UTF_8;
 
@@ -45,4 +46,12 @@ public class HttpServerBase {
 	public HttpContext getHttpContext() {
 		return getHttpExchange().getHttpContext();
 	}
+
+	/**
+	 * 调用{@link HttpExchange#close()}，关闭请求流和响应流
+	 */
+	@Override
+	public void close() {
+		this.httpExchange.close();
+	}
 }

hutool-http/src/main/java/cn/hutool/http/server/handler/ActionHandler.java

@@ -33,5 +33,6 @@ public class ActionHandler implements HttpHandler {
 				new HttpServerRequest(httpExchange),
 				new HttpServerResponse(httpExchange)
 		);
+		httpExchange.close();
 	}
 }