jiangping
2024-10-21 80f7a47a1f38f01f6193f06e8efb7dfb2b4749f5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
package com.doumee.core.servlet;
 
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpServletResponseWrapper;
import java.io.IOException;
 
/**
 * 增加响应流副本
 * @author Eva.Caesar Liu
 * @date 2023/03/21 14:49
 */
public class ServletDuplicateResponseWrapper extends HttpServletResponseWrapper {
 
    private ServletDuplicateOutputStream servletDuplicateOutputStream;
 
    public ServletDuplicateResponseWrapper(HttpServletResponse httpServletResponse) {
        super(httpServletResponse);
    }
 
    @Override
    public ServletOutputStream getOutputStream() throws IOException {
        if (servletDuplicateOutputStream == null) {
            servletDuplicateOutputStream = new ServletDuplicateOutputStream(super.getOutputStream());
        }
        return servletDuplicateOutputStream;
    }
}