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Java实现FTP文件上传

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import org.apache.commons.io.IOUtils;
import org.apache.commons.net.ftp.FTPClient;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.FileOutputStream;

/**
* Apache commons-net 试用一把,看看FTP客户端工具做的好用不
*
*/
public class FtpTest {
    public static void main(String[] args) {
        testUpload();
       // testDownload();
    }

    /**
     * FTP上传单个文件测试
     * 1.连接服务
     * 2.确定你要上传的文件
     * 3.指定你在服务器端存放的位置
     */
    public static void testUpload() {
        FTPClient ftpClient = new FTPClient();
        FileInputStream fis = null;

        try {
            ftpClient.connect("192.168.1.111");
            ftpClient.login("admin", "javaf");

            File srcFile = new File("F:\images\460.jpg");
            fis = new FileInputStream(srcFile);
            //设置上传目录
            ftpClient.changeWorkingDirectory("/lanjie/pic");
            ftpClient.setBufferSize(1024);
            ftpClient.setControlEncoding("GBK");
            //设置文件类型(二进制)
            ftpClient.setFileType(FTPClient.BINARY_FILE_TYPE);
            ftpClient.storeFile("work.jpg", fis);
        } catch (IOException e) {
            e.printStackTrace();
            throw new RuntimeException("FTP客户端出错!", e);
        } finally {
            IOUtils.closeQuietly(fis);
            try {
                ftpClient.disconnect();
            } catch (IOException e) {
                e.printStackTrace();
                throw new RuntimeException("关闭FTP连接发生异常!", e);
            }
        }
    }

    /**
     * FTP下载单个文件测试
     */
    public static void testDownload() {
        FTPClient ftpClient = new FTPClient();
        FileOutputStream fos = null;

        try {
            ftpClient.connect("192.168.1.111");
            ftpClient.login("admin", "javaf");

            String remoteFileName = "/lanjie/pic/girl.jpg";
            fos = new FileOutputStream("c:/down.jpg");

            ftpClient.setBufferSize(1024);
            //设置文件类型(二进制)
            ftpClient.setFileType(FTPClient.BINARY_FILE_TYPE);
            ftpClient.retrieveFile(remoteFileName, fos);
        } catch (IOException e) {
            e.printStackTrace();
            throw new RuntimeException("FTP客户端出错!", e);
        } finally {
            IOUtils.closeQuietly(fos);
            try {
                ftpClient.disconnect();
            } catch (IOException e) {
                e.printStackTrace();
                throw new RuntimeException("关闭FTP连接发生异常!", e);
            }
        }
    }
}

标签:java

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