HttpServerHandle.java
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package com.example.mina.server.httpdemo;
import org.apache.mina.core.buffer.IoBuffer;
import org.apache.mina.core.service.IoHandlerAdapter;
import org.apache.mina.core.session.IoSession;
import org.apache.mina.http.api.*;
import java.net.URLDecoder;
import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.Map;
/**
* @author 杜云山
* @date 21/03/23
*/
public class HttpServerHandle extends IoHandlerAdapter {
@Override
public void exceptionCaught(IoSession session, Throwable cause) {
cause.printStackTrace();
}
@Override
public void messageReceived(IoSession session, Object message) throws Exception {
if (message instanceof HttpRequest) {
// 请求,解码器将请求转换成HttpRequest对象
HttpRequest request = (HttpRequest) message;
// 获取请求参数
String name = request.getParameter("name");
if (name == null) {
name = "World";
}
name = URLDecoder.decode(name, "UTF-8");
// 响应HTML
String responseHtml = "<html><body>Hello, " + name + "</body></html>";
byte[] responseBytes = responseHtml.getBytes(StandardCharsets.UTF_8);
int contentLength = responseBytes.length;
// 构造HttpResponse对象,HttpResponse只包含响应的status line和header部分
Map<String, String> headers = new HashMap<>(8);
headers.put("Content-Type", "text/html; charset=utf-8");
headers.put("Content-Length", Integer.toString(contentLength));
HttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpStatus.SUCCESS_OK, headers);
// 响应BODY
IoBuffer responseIoBuffer = IoBuffer.allocate(contentLength);
responseIoBuffer.put(responseBytes);
responseIoBuffer.flip();
// 响应的status line和header部分
session.write(response);
// 响应body部分
session.write(responseIoBuffer);
}
}
}