add SimpleHttpServer

CHANGELOG.md

@@ -10,6 +10,7 @@
 * 【core   】     StrUtil增加subBetweenAll方法，Console增加where和lineNumber方法(issue#812@Github)
 * 【core   】     TableMap增加getKeys和getValues方法
 * 【json   】     JSONObject和JSONArray增加set方法，标识put弃用
+* 【http   】     增加SimpleHttpServer
 
 ### Bug修复
 * 【extra  】     修复SpringUtil使用devtools重启报错问题

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

@@ -14,6 +14,7 @@ import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.core.util.ReUtil;
 import cn.hutool.core.util.StrUtil;
 import cn.hutool.core.util.URLUtil;
+import cn.hutool.http.server.SimpleServer;
 
 import java.io.File;
 import java.io.InputStream;
@@ -774,6 +775,17 @@ public class HttpUtil {
 		final ContentType contentType = ContentType.get(body);
 		return (null == contentType) ? null : contentType.toString();
 	}
+
+	/**
+	 * 创建简易的Http服务器
+	 *
+	 * @param port 端口
+	 * @return {@link SimpleServer}
+	 * @since 5.2.6
+	 */
+	public static SimpleServer createSimpleServer(int port){
+		return new SimpleServer(port);
+	}
 	// ----------------------------------------------------------------------------------------- Private method start
 
 	/**

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

@@ -0,0 +1,67 @@
+package cn.hutool.http.server;
+
+import cn.hutool.core.io.IORuntimeException;
+import com.sun.net.httpserver.HttpHandler;
+import com.sun.net.httpserver.HttpServer;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.util.concurrent.Executor;
+
+/**
+ * 简易Http服务器，基于{@link HttpServer}
+ *
+ * @author looly
+ * @since 5.2.5
+ */
+public class SimpleServer {
+
+	HttpServer server;
+
+	/**
+	 * 构造
+	 *
+	 * @param port 监听端口
+	 */
+	public SimpleServer(int port) {
+		this(new InetSocketAddress(port));
+	}
+
+	/**
+	 * 构造
+	 *
+	 * @param hostname 监听地址
+	 * @param port     监听端口
+	 */
+	public SimpleServer(String hostname, int port) {
+		this(new InetSocketAddress(hostname, port));
+	}
+
+	/**
+	 * 构造
+	 *
+	 * @param address 监听地址
+	 */
+	public SimpleServer(InetSocketAddress address) {
+		try {
+			this.server = HttpServer.create(address, 0);
+		} catch (IOException e) {
+			throw new IORuntimeException(e);
+		}
+	}
+
+	public SimpleServer addHandler(String path, HttpHandler handler) {
+		this.server.createContext(path, handler);
+		return this;
+	}
+
+	public SimpleServer setExecutor(Executor executor) {
+		this.server.setExecutor(executor);
+		return this;
+	}
+
+	public SimpleServer start() {
+		this.server.start();
+		return this;
+	}
+}

hutool-http/src/main/java/cn/hutool/http/server/package-info.java

@@ -0,0 +1,7 @@
+/**
+ * Http服务器封装
+ * 
+ * @author looly
+ *
+ */
+package cn.hutool.http.server;

hutool-http/src/test/java/cn/hutool/http/test/SimpleServerTest.java

@@ -0,0 +1,21 @@
+package cn.hutool.http.test;
+
+import cn.hutool.core.io.IoUtil;
+import cn.hutool.core.util.StrUtil;
+import cn.hutool.http.HttpStatus;
+import cn.hutool.http.server.SimpleServer;
+
+import java.io.OutputStream;
+
+public class SimpleServerTest {
+
+	public static void main(String[] args) {
+		final SimpleServer server = new SimpleServer(8888);
+		server.addHandler("/", httpExchange -> {
+			httpExchange.sendResponseHeaders(HttpStatus.HTTP_OK, 0);
+			final OutputStream out = httpExchange.getResponseBody();
+			out.write(StrUtil.bytes("Hello Hutool Server!"));
+			IoUtil.close(out);
+		}).start();
+	}
+}