jcifs smb 远程数据访问操作

需要导包 jcifs-1.3.14.jar

package com.zhph.hadoop;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

import jcifs.smb.SmbFile;
import jcifs.smb.SmbFileInputStream;
import jcifs.smb.SmbFileOutputStream;

import org.apache.log4j.Logger;

public class RemoteAccessDataTest {  

    private static Logger logger = Logger.getLogger(RemoteAccessDataTest.class);

    /** 
     * @param args 
     * @throws IOException  
     */  
    public static void main(String[] args) throws IOException {  

        smbGet("smb://192.168.7.5/share/eventest.txt", "F:/");
        // smbPut("smb://hadoop:123456@192.168.7.100/Share", "F:/aa.txt");
    }  

    /**
     * 路径格式：smb://192.168.75.204/test/新建 文本文档.txt smb://username:password@192.168.0.77/test
     * 
     * @param remoteUrl 远程路径
     * @param localDir 要写入的本地路径
     */  
    public static void smbGet(String remoteUrl, String localDir) {  
        System.out.println("进入 smbGet() ....");
        InputStream in = null;  
        OutputStream out = null;  

        try {  
            SmbFile remoteFile = new SmbFile(remoteUrl);  
            System.out.println(remoteFile.exists());
            System.out.println(remoteFile.canRead());
            System.out.println(remoteFile.canWrite());
            System.out.println("尝试连接 远程文件 ....");
            if (remoteFile != null && remoteFile.exists()) {
                System.out.println("找到文件....");
                String fileName = remoteFile.getName();
                File localFile = new File(localDir + File.separator + fileName);  
                in = new BufferedInputStream(new SmbFileInputStream(remoteFile));  
                // HDFSUtil.uploadFileFromLocation(in, "/TestDir/", "yoyoyoqiekenao.txt");
                out = new BufferedOutputStream(new FileOutputStream(localFile));
                byte[] buffer = new byte[1024];
                while (in.read(buffer) != -1) {
                    out.write(buffer);
                    buffer = new byte[1024];
                }
            } else {
                System.out.println("文件不存在");
                // 文件不存在
                logger.info(remoteUrl + "文件不存在！");
            }

        } catch (Exception e) {  
            e.printStackTrace();  
        } finally {
            try {
                if (out != null) {
                    out.close();
                }
                if (in != null) {
                    in.close();
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }  
    }  

    /**
     * 向共享目录上传文件
     * 
     * @param remoteUrl
     * @param localFilePath
     */
    public static void smbPut(String remoteUrl, String localFilePath) {

        InputStream in = null;
        OutputStream out = null;

        try {

            File localFile = new File(localFilePath);
            String fileName = localFile.getName();
            SmbFile remoteFile = new SmbFile(remoteUrl + "/" + fileName);
            in = new BufferedInputStream(new FileInputStream(localFile));
            out = new BufferedOutputStream(new SmbFileOutputStream(remoteFile));
            byte[] buffer = new byte[1024];
            while (in.read(buffer) != -1) {
                out.write(buffer);
                buffer = new byte[1024];
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {

            try {
                out.close();
                out = null;
            } catch (IOException e) {
                e.printStackTrace();
            } finally {

                try {
                    in.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }

}