add tomcat embed

hutool-http/pom.xml

@@ -39,9 +39,10 @@
 		<okhttp.version>4.12.0</okhttp.version>
 		<!-- 固定 2.2.x支持到JDK8 -->
 		<undertow.version>2.2.36.Final</undertow.version>
-		<!-- 9.x支持到JDK8 -->
+		<!-- 固定 9.x支持到JDK8 -->
 		<jetty.version>9.4.56.v20240826</jetty.version>
-		<tomcat.version>11.0.1</tomcat.version>
+		<!-- 固定 9.x支持到JDK8 -->
+		<tomcat.version>9.0.97</tomcat.version>
 	</properties>
 
 	<dependencies>

hutool-http/src/main/java/org/dromara/hutool/http/server/engine/ServerEngineFactory.java

@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2013-2024 Hutool Team and hutool.cn
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.dromara.hutool.http.server.engine;
+
+import org.dromara.hutool.core.lang.Singleton;
+import org.dromara.hutool.core.spi.ServiceLoader;
+import org.dromara.hutool.core.spi.SpiUtil;
+import org.dromara.hutool.core.text.StrUtil;
+import org.dromara.hutool.http.HttpException;
+import org.dromara.hutool.http.server.ServerConfig;
+import org.dromara.hutool.log.LogUtil;
+
+/**
+ * Http服务器引擎工厂类
+ *
+ * @author Looly
+ * @since 6.0.0
+ */
+public class ServerEngineFactory {
+
+	/**
+	 * 获得单例的ServerEngine
+	 *
+	 * @return 单例的ServerEngine
+	 */
+	public static ServerEngine getEngine() {
+		return Singleton.get(ServerEngine.class.getName(), ServerEngineFactory::createEngine);
+	}
+
+	/**
+	 * 根据用户引入的HTTP客户端引擎jar，自动创建对应的HTTP服务器引擎对象<br>
+	 * 推荐创建的引擎单例使用，此方法每次调用会返回新的引擎<br>
+	 * 对不同引擎个性化配置，使用对应的{@link ServerConfig} 子类：
+	 *
+	 * <p>
+	 * 如果混用这些配置，则个性配置不生效
+	 *
+	 * @param config Http客户端配置
+	 * @return {@code ClientEngine}
+	 */
+	@SuppressWarnings("resource")
+	public static ServerEngine createEngine(final ServerConfig config) {
+		return createEngine().init(config);
+	}
+
+	/**
+	 * 创建自定义引擎
+	 *
+	 * @param engineName 引擎名称，忽略大小写，如`Undertow`、`Tomcat`、`Jetty`、`SunHttpServer`
+	 * @return 引擎
+	 * @throws HttpException 无对应名称的引擎
+	 */
+	public static ServerEngine createEngine(String engineName) throws HttpException {
+		if (!StrUtil.endWithIgnoreCase(engineName, "Engine")) {
+			engineName = engineName + "Engine";
+		}
+		final ServiceLoader<ServerEngine> list = SpiUtil.loadList(ServerEngine.class);
+		for (final String serviceName : list.getServiceNames()) {
+			if (StrUtil.endWithIgnoreCase(serviceName, engineName)) {
+				return list.getService(serviceName);
+			}
+		}
+		throw new HttpException("No such engine named: " + engineName);
+	}
+
+	/**
+	 * 根据用户引入的HTTP服务器引擎jar，自动创建对应的HTTP客服务器引擎对象<br>
+	 * 推荐创建的引擎单例使用，此方法每次调用会返回新的引擎
+	 *
+	 * @return {@code ServerEngine}
+	 */
+	public static ServerEngine createEngine() {
+		// SunServerEngine托底，始终不空
+		final ServerEngine engine = SpiUtil.loadFirstAvailable(ServerEngine.class);
+		LogUtil.debug("Use [{}] Http Engine As Default.", StrUtil.removeSuffix(engine.getClass().getSimpleName(), "Engine"));
+		return engine;
+	}
+}

hutool-http/src/main/java/org/dromara/hutool/http/server/engine/jetty/Jetty9Handler.java

@@ -17,6 +17,8 @@
 package org.dromara.hutool.http.server.engine.jetty;
 
 import org.dromara.hutool.http.server.handler.HttpHandler;
+import org.dromara.hutool.http.server.servlet.JavaxServletRequest;
+import org.dromara.hutool.http.server.servlet.JavaxServletResponse;
 import org.eclipse.jetty.server.Request;
 import org.eclipse.jetty.server.handler.AbstractHandler;
 
@@ -44,6 +46,6 @@ public class Jetty9Handler extends AbstractHandler {
 	@Override
 	public void handle(final String target, final Request baseRequest,
 					   final HttpServletRequest request, final HttpServletResponse response) {
-		handler.handle(new Jetty9Request(request), new Jetty9Response(response));
+		handler.handle(new JavaxServletRequest(request), new JavaxServletResponse(response));
 	}
 }

hutool-http/src/main/java/org/dromara/hutool/http/server/engine/sun/SunHttpServerEngine.java

@@ -17,6 +17,7 @@
 package org.dromara.hutool.http.server.engine.sun;
 
 import com.sun.net.httpserver.*;
+import org.dromara.hutool.core.collection.CollUtil;
 import org.dromara.hutool.core.io.IORuntimeException;
 import org.dromara.hutool.core.text.StrUtil;
 import org.dromara.hutool.core.thread.GlobalThreadPool;
@@ -115,7 +116,9 @@ public class SunHttpServerEngine extends AbstractServerEngine {
 		path = StrUtil.addPrefixIfNot(path, StrUtil.SLASH);
 		final HttpContext context = this.server.createContext(path, handler);
 		// 增加整体过滤器
-		context.getFilters().addAll(this.filters);
+		if(CollUtil.isNotEmpty(this.filters)){
+			context.getFilters().addAll(this.filters);
+		}
 		return context;
 	}
 

hutool-http/src/main/java/org/dromara/hutool/http/server/engine/tomcat/TomcatEngine.java

@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 2024 Hutool Team and hutool.cn
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.dromara.hutool.http.server.engine.tomcat;
+
+import org.apache.catalina.Context;
+import org.apache.catalina.LifecycleException;
+import org.apache.catalina.connector.Request;
+import org.apache.catalina.connector.Response;
+import org.apache.catalina.startup.Tomcat;
+import org.apache.catalina.valves.ValveBase;
+import org.dromara.hutool.core.lang.Assert;
+import org.dromara.hutool.http.HttpException;
+import org.dromara.hutool.http.server.engine.AbstractServerEngine;
+
+/**
+ * Tomcat引擎实现
+ *
+ * @author Looly
+ * @since 6.0.0
+ */
+public class TomcatEngine extends AbstractServerEngine {
+
+	private Tomcat tomcat;
+
+	/**
+	 * 构造
+	 */
+	public TomcatEngine() {
+		// issue#IABWBL JDK8下，在IDEA旗舰版加载Spring boot插件时，启动应用不会检查字段类是否存在
+		// 此处构造时调用下这个类，以便触发类是否存在的检查
+		Assert.notNull(Tomcat.class);
+		// 初始化过程中遇到任何严重错误时会立即退出
+		System.setProperty("org.apache.catalina.startup.EXIT_ON_INIT_FAILURE", "true");
+	}
+
+	@Override
+	public void start() {
+		initEngine();
+		try {
+			this.tomcat.start();
+		} catch (final LifecycleException e) {
+			throw new HttpException(e);
+		}
+		// 阻塞
+		tomcat.getServer().await();
+	}
+
+	@Override
+	public Tomcat getRawEngine() {
+		return this.tomcat;
+	}
+
+	@Override
+	protected void reset() {
+		if (null != this.tomcat) {
+			try {
+				this.tomcat.destroy();
+			} catch (final LifecycleException e) {
+				throw new HttpException(e);
+			}
+			this.tomcat = null;
+		}
+	}
+
+	@Override
+	protected void initEngine() {
+		if (null != this.tomcat) {
+			return;
+		}
+
+		final Tomcat tomcat = new Tomcat();
+		tomcat.setHostname(this.config.getHost());
+		tomcat.setPort(this.config.getPort());
+		tomcat.setBaseDir(this.config.getRoot());
+
+		initContext(tomcat);
+
+		this.tomcat = tomcat;
+	}
+
+	/**
+	 * 初始化Context
+	 *
+	 * @param tomcat Tomcat
+	 */
+	private void initContext(final Tomcat tomcat) {
+		final Context context = tomcat.addContext("/", this.config.getRoot());
+		context.getPipeline().addValve(new ValveBase() {
+			@Override
+			public void invoke(final Request request, final Response response) {
+				handler.handle(new TomcatRequest(request), new TomcatResponse(response));
+			}
+
+			// 此处拦截所有请求，无需调用getNext
+		});
+	}
+}

hutool-http/src/main/java/org/dromara/hutool/http/server/engine/tomcat/TomcatRequest.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2024 Hutool Team and hutool.cn
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.dromara.hutool.http.server.engine.tomcat;
+
+import org.apache.catalina.connector.Request;
+import org.dromara.hutool.http.server.handler.ServerRequest;
+
+import java.io.InputStream;
+
+/**
+ * Tomcat请求对象包装
+ *
+ * @author Looly
+ * @since 6.0.0
+ */
+public class TomcatRequest implements ServerRequest {
+
+	private final Request request;
+
+	/**
+	 * 构造
+	 *
+	 * @param request Tomcat请求对象
+	 */
+	public TomcatRequest(final Request request) {
+		this.request = request;
+	}
+
+	@Override
+	public String getMethod() {
+		return request.getMethod();
+	}
+
+	@Override
+	public String getPath() {
+		return request.getContextPath();
+	}
+
+	@Override
+	public String getQuery() {
+		return request.getQueryString();
+	}
+
+	@Override
+	public String getHeader(final String name) {
+		return request.getHeader(name);
+	}
+
+	@Override
+	public InputStream getBodyStream() {
+		return request.getStream();
+	}
+}

hutool-http/src/main/java/org/dromara/hutool/http/server/engine/tomcat/TomcatResponse.java

@@ -14,43 +14,44 @@
  * limitations under the License.
  */
 
-package org.dromara.hutool.http.server.engine.jetty;
+package org.dromara.hutool.http.server.engine.tomcat;
 
+import org.apache.catalina.connector.Response;
 import org.dromara.hutool.core.io.IORuntimeException;
 import org.dromara.hutool.http.server.handler.ServerResponse;
 
-import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.nio.charset.Charset;
 
 /**
- * Jetty响应对象包装
+ * Tomcat响应对象包装
  *
  * @author Looly
+ * @since 6.0.0
  */
-public class Jetty9Response implements ServerResponse {
+public class TomcatResponse implements ServerResponse {
 
-	private final HttpServletResponse response;
+	private final Response response;
 	private Charset charset;
 
 	/**
 	 * 构造
 	 *
-	 * @param response Jetty响应对象
+	 * @param response Tomcat响应对象
 	 */
-	public Jetty9Response(final HttpServletResponse response) {
+	public TomcatResponse(final Response response) {
 		this.response = response;
 	}
 
 	@Override
-	public Jetty9Response setStatus(final int statusCode) {
-		this.response.setStatus(statusCode);
+	public TomcatResponse setStatus(final int statusCode) {
+		response.setStatus(statusCode);
 		return this;
 	}
 
 	@Override
-	public Jetty9Response setCharset(final Charset charset) {
+	public TomcatResponse setCharset(final Charset charset) {
 		this.charset = charset;
 		return this;
 	}
@@ -61,13 +62,13 @@ public class Jetty9Response implements ServerResponse {
 	}
 
 	@Override
-	public Jetty9Response addHeader(final String header, final String value) {
+	public TomcatResponse addHeader(final String header, final String value) {
 		this.response.addHeader(header, value);
 		return this;
 	}
 
 	@Override
-	public Jetty9Response setHeader(final String header, final String value) {
+	public TomcatResponse setHeader(final String header, final String value) {
 		this.response.setHeader(header, value);
 		return this;
 	}

hutool-http/src/main/java/org/dromara/hutool/http/server/servlet/JavaxServletRequest.java

@@ -14,20 +14,22 @@
  * limitations under the License.
  */
 
-package org.dromara.hutool.http.server.engine.jetty;
+package org.dromara.hutool.http.server.servlet;
 
 import org.dromara.hutool.http.server.handler.ServerRequest;
 
 import javax.servlet.http.HttpServletRequest;
 import java.io.IOException;
 import java.io.InputStream;
+import java.util.List;
+import java.util.Map;
 
 /**
- * Jetty请求对象包装
+ * Javax Servlet请求对象包装
  *
  * @author Looly
  */
-public class Jetty9Request implements ServerRequest {
+public class JavaxServletRequest implements ServerRequest {
 
 	private final HttpServletRequest request;
 
@@ -36,7 +38,7 @@ public class Jetty9Request implements ServerRequest {
 	 *
 	 * @param request Jetty请求对象
 	 */
-	public Jetty9Request(final HttpServletRequest request) {
+	public JavaxServletRequest(final HttpServletRequest request) {
 		this.request = request;
 	}
 
@@ -55,6 +57,24 @@ public class Jetty9Request implements ServerRequest {
 		return this.request.getQueryString();
 	}
 
+	/**
+	 * 获取所有请求头
+	 *
+	 * @return 请求头Map
+	 */
+	public Map<String, String> getHeaderMap(){
+		return JavaxServletUtil.getHeaderMap(this.request);
+	}
+
+	/**
+	 * 获取所有请求头，包括多个相同名称的请求头
+	 *
+	 * @return 请求头Map
+	 */
+	public Map<String, List<String>> getHeadersMap(){
+		return JavaxServletUtil.getHeadersMap(this.request);
+	}
+
 	@Override
 	public String getHeader(final String name) {
 		return this.request.getHeader(name);

hutool-http/src/main/java/org/dromara/hutool/http/server/servlet/JavaxServletResponse.java

@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2024 Hutool Team and hutool.cn
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.dromara.hutool.http.server.servlet;
+
+import org.dromara.hutool.core.io.IORuntimeException;
+import org.dromara.hutool.http.server.handler.ServerResponse;
+
+import javax.servlet.http.Cookie;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.nio.charset.Charset;
+
+/**
+ * Javax Jetty响应对象包装
+ *
+ * @author Looly
+ */
+public class JavaxServletResponse implements ServerResponse {
+
+	private final HttpServletResponse response;
+	private Charset charset;
+
+	/**
+	 * 构造
+	 *
+	 * @param response Jetty响应对象
+	 */
+	public JavaxServletResponse(final HttpServletResponse response) {
+		this.response = response;
+	}
+
+	@Override
+	public JavaxServletResponse setStatus(final int statusCode) {
+		this.response.setStatus(statusCode);
+		return this;
+	}
+
+	@Override
+	public JavaxServletResponse setCharset(final Charset charset) {
+		this.charset = charset;
+		return this;
+	}
+
+	@Override
+	public Charset getCharset() {
+		return this.charset;
+	}
+
+	@Override
+	public JavaxServletResponse addHeader(final String header, final String value) {
+		this.response.addHeader(header, value);
+		return this;
+	}
+
+	@Override
+	public JavaxServletResponse setHeader(final String header, final String value) {
+		this.response.setHeader(header, value);
+		return this;
+	}
+
+	/**
+	 * 增加Cookie
+	 *
+	 * @param cookie Cookie对象
+	 * @return this
+	 */
+	public JavaxServletResponse addCookie(final Cookie cookie){
+		JavaxServletUtil.addCookie(this.response, cookie);
+		return this;
+	}
+
+	@Override
+	public OutputStream getOutputStream() {
+		try {
+			return this.response.getOutputStream();
+		} catch (final IOException e) {
+			throw new IORuntimeException(e);
+		}
+	}
+}

hutool-http/src/main/java/org/dromara/hutool/http/server/servlet/ServletRequest.java

@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2024 Hutool Team and hutool.cn
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.dromara.hutool.http.server.servlet;
+
+import jakarta.servlet.http.HttpServletRequest;
+import org.dromara.hutool.http.server.handler.ServerRequest;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Jakarta Servlet请求对象包装
+ *
+ * @author Looly
+ */
+public class ServletRequest implements ServerRequest {
+
+	private final HttpServletRequest request;
+
+	/**
+	 * 构造
+	 *
+	 * @param request Jetty请求对象
+	 */
+	public ServletRequest(final HttpServletRequest request) {
+		this.request = request;
+	}
+
+	@Override
+	public String getMethod() {
+		return this.request.getMethod();
+	}
+
+	@Override
+	public String getPath() {
+		return this.request.getContextPath();
+	}
+
+	@Override
+	public String getQuery() {
+		return this.request.getQueryString();
+	}
+
+	/**
+	 * 获取所有请求头
+	 *
+	 * @return 请求头Map
+	 */
+	public Map<String, String> getHeaderMap(){
+		return ServletUtil.getHeaderMap(this.request);
+	}
+
+	/**
+	 * 获取所有请求头，包括多个相同名称的请求头
+	 *
+	 * @return 请求头Map
+	 */
+	public Map<String, List<String>> getHeadersMap(){
+		return ServletUtil.getHeadersMap(this.request);
+	}
+
+	@Override
+	public String getHeader(final String name) {
+		return this.request.getHeader(name);
+	}
+
+	@Override
+	public InputStream getBodyStream() {
+		try {
+			return this.request.getInputStream();
+		} catch (final IOException e) {
+			throw new RuntimeException(e);
+		}
+	}
+}

hutool-http/src/main/java/org/dromara/hutool/http/server/servlet/ServletResponse.java

@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2024 Hutool Team and hutool.cn
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.dromara.hutool.http.server.servlet;
+
+import jakarta.servlet.http.Cookie;
+import jakarta.servlet.http.HttpServletResponse;
+import org.dromara.hutool.core.io.IORuntimeException;
+import org.dromara.hutool.http.server.handler.ServerResponse;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.nio.charset.Charset;
+
+/**
+ * Jakarta Servlet响应对象包装
+ *
+ * @author Looly
+ */
+public class ServletResponse implements ServerResponse {
+
+	private final HttpServletResponse response;
+	private Charset charset;
+
+	/**
+	 * 构造
+	 *
+	 * @param response Jetty响应对象
+	 */
+	public ServletResponse(final HttpServletResponse response) {
+		this.response = response;
+	}
+
+	@Override
+	public ServletResponse setStatus(final int statusCode) {
+		this.response.setStatus(statusCode);
+		return this;
+	}
+
+	@Override
+	public ServletResponse setCharset(final Charset charset) {
+		this.charset = charset;
+		return this;
+	}
+
+	@Override
+	public Charset getCharset() {
+		return this.charset;
+	}
+
+	@Override
+	public ServletResponse addHeader(final String header, final String value) {
+		this.response.addHeader(header, value);
+		return this;
+	}
+
+	@Override
+	public ServletResponse setHeader(final String header, final String value) {
+		this.response.setHeader(header, value);
+		return this;
+	}
+
+	/**
+	 * 增加Cookie
+	 *
+	 * @param cookie Cookie对象
+	 * @return this
+	 */
+	public ServletResponse addCookie(final Cookie cookie){
+		ServletUtil.addCookie(this.response, cookie);
+		return this;
+	}
+
+	@Override
+	public OutputStream getOutputStream() {
+		try {
+			return this.response.getOutputStream();
+		} catch (final IOException e) {
+			throw new IORuntimeException(e);
+		}
+	}
+}

hutool-http/src/main/resources/META-INF/services/org.dromara.hutool.http.server.engine.ServerEngine

@@ -0,0 +1,20 @@
+#
+# Copyright (c) 2024 Hutool Team and hutool.cn
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+org.dromara.hutool.http.server.engine.undertow.UndertowEngine
+org.dromara.hutool.http.server.engine.tomcat.TomcatEngine
+org.dromara.hutool.http.server.engine.jetty.JettyEngine
+org.dromara.hutool.http.server.engine.sun.SunHttpServerEngine

hutool-http/src/test/java/org/dromara/hutool/http/server/engine/JettyTest.java

@@ -2,11 +2,10 @@ package org.dromara.hutool.http.server.engine;
 
 import org.dromara.hutool.core.lang.Console;
 import org.dromara.hutool.http.server.ServerConfig;
-import org.dromara.hutool.http.server.engine.jetty.JettyEngine;
 
 public class JettyTest {
 	public static void main(String[] args) {
-		final JettyEngine engine = new JettyEngine();
+		final ServerEngine engine = ServerEngineFactory.createEngine("jetty");
 		engine.init(ServerConfig.of());
 		engine.setHandler((request, response) -> {
 			Console.log(request.getPath());

hutool-http/src/test/java/org/dromara/hutool/http/server/engine/SunServerTest.java

@@ -0,0 +1,16 @@
+package org.dromara.hutool.http.server.engine;
+
+import org.dromara.hutool.core.lang.Console;
+import org.dromara.hutool.http.server.ServerConfig;
+
+public class SunServerTest {
+	public static void main(String[] args) {
+		final ServerEngine engine = ServerEngineFactory.createEngine("SunHttpServer");
+		engine.init(ServerConfig.of());
+		engine.setHandler((request, response) -> {
+			Console.log(request.getPath());
+			response.write("Hutool Sun Server response test");
+		});
+		engine.start();
+	}
+}

hutool-http/src/test/java/org/dromara/hutool/http/server/engine/TomcatTest.java

@@ -0,0 +1,16 @@
+package org.dromara.hutool.http.server.engine;
+
+import org.dromara.hutool.core.lang.Console;
+import org.dromara.hutool.http.server.ServerConfig;
+
+public class TomcatTest {
+	public static void main(String[] args) {
+		final ServerEngine engine = ServerEngineFactory.createEngine("tomcat");
+		engine.init(ServerConfig.of());
+		engine.setHandler((request, response) -> {
+			Console.log(request.getPath());
+			response.write("Hutool Tomcat response test");
+		});
+		engine.start();
+	}
+}

hutool-http/src/test/java/org/dromara/hutool/http/server/engine/UndertowTest.java

@@ -18,11 +18,10 @@ package org.dromara.hutool.http.server.engine;
 
 import org.dromara.hutool.core.lang.Console;
 import org.dromara.hutool.http.server.ServerConfig;
-import org.dromara.hutool.http.server.engine.undertow.UndertowEngine;
 
 public class UndertowTest {
 	public static void main(String[] args) {
-		final UndertowEngine engine = new UndertowEngine();
+		final ServerEngine engine = ServerEngineFactory.createEngine("undertow");
 		engine.init(ServerConfig.of());
 		engine.setHandler((request, response) -> {
 			Console.log(request.getPath());