沈斌
2018-01-30 7a3f53d165bdf33b7c251a3a589ab61922a02b73
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package com.moral.controller;
 
import com.moral.common.xml.Version;
import org.apache.commons.net.ftp.FTPClient;
import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
import org.springframework.web.bind.annotation.*;
import org.xml.sax.InputSource;
import java.io.*;
 
@RestController
@RequestMapping("upgrade")
@CrossOrigin(origins = "*", maxAge = 3600)
public class UpgradeController {
 
    private String fileName = "Version.xml";
    private String ip = "121.40.92.176";
    private String userName = "ftp_user";
    private String userPwd = "qwer1234";
    private int port = 21;
    private String path = "/";
 
    @RequestMapping(value = "/index", method = RequestMethod.GET)
    public Version index() throws Exception {
//        FTPClient ftpClient = new FTPClient();
//        ftpClient.connect(ip, port);
//        ftpClient.login(userName, userPwd);
//        if (path != null && path.length() > 0) {
//            ftpClient.changeWorkingDirectory(path);
//        }
//        String content = readFile(ftpClient);
//        if(ftpClient.isConnected()) {
//            ftpClient.logout();
//            ftpClient.disconnect();
//        }
//        SAXReader reader = new SAXReader();
//        Document document = reader.read(new InputSource(new ByteArrayInputStream(content.getBytes("utf-8"))));
//        Element root = document.getRootElement();
        Version version = new Version();
//        version.setVer(root.element("Ver").getText());
//        version.setFileName(root.element("FileName").getText());
//        version.setFileMD5Hash(root.element("FileMD5Hash").getText());
 
        version.setVer("a");
        version.setFileName("b");
        version.setFileMD5Hash("c");
 
        return version;
    }
 
    public String readFile(FTPClient ftpClient) {
        InputStream ins = null;
        StringBuilder builder = null;
        try {
            ins = ftpClient.retrieveFileStream(fileName);
            BufferedReader reader = new BufferedReader(new InputStreamReader(ins,"utf-8"));
            String line;
            builder = new StringBuilder(150);
            while ((line = reader.readLine()) != null) {
                builder.append(line);
            }
            reader.close();
            if (ins != null) {
                ins.close();
            }
            ftpClient.getReply();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return builder.toString();
    }
}