1 引用jar 包
<dependency>
<groupId>org.samba.jcifs</groupId>
<artifactId>jcifs</artifactId>
<version>1.3.14-kohsuke-1</version>
</dependency>
2 从本地上传文件到服务器共享文件夹
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.OutputStream;
import jcifs.smb.SmbFile;
import jcifs.smb.SmbFileOutputStream;
/**
*
* <b>类名称:</b>CopyFileToLan<br/>
* <b>类描述:</b> 本地文件写入局域网共享文件夹 <br/>
* <b>版本:</b>V1.0<br/>
*/
public class CopyFileToLan {
public static void main(String[] args){
InputStream in = null;
OutputStream out = null;
try {
//测试文件
File localFile = new File("D:\\文档\\test.txt");
String host = "192.168.1.151";//远程服务器的地址
String username = "admin";//用户名
String password = "admin";//密码
String path = "/share/";//远程服务器共享文件夹名称
String remoteUrl = "smb://" + username + ":" + password + "@" + host + path + (path.endsWith("/") ? "" : "/");
SmbFile remoteFile = new SmbFile(remoteUrl + "/" + localFile.getName());
remoteFile.connect();
in = new BufferedInputStream(new FileInputStream(localFile));
out = new BufferedOutputStream(new SmbFileOutputStream(remoteFile));
byte[] buffer = new byte[4096];
int len = 0;
while ((len = in.read(buffer, 0, buffer.length)) != -1) {
out.write(buffer, 0, len);
}
out.flush();
}
catch (Exception e) {
String msg = "发生错误:" + e.getLocalizedMessage();
System.out.println(msg);
}
finally {
try {
if(out != null) {
out.close();
}
if(in != null) {
in.close();
}
}
catch (Exception e) {}
}
}
}
3 从服务器共享文件夹下载文件到本地
import jcifs.smb.SmbFile;
import jcifs.smb.SmbFileInputStream;
import java.io.*;
/**
* <b>类名称:</b>CopyLanFileToLocal<br/>
* <b>类描述:</b> 读取局域网共享文件夹文件,到本地文件夹 <br/>
*/
public class CopyLanFileToLocal {
public static void main(String[] args) {
InputStream in = null;
OutputStream out = null;
try {
//目标文件名
String fileName = "1.jpg";
//本地文件
String localPath = "d:/";
String host = "192.168.1.151";//远程服务器的地址
String username = "admin";//用户名
String password = "admin";//密码
String path = "/share/";//远程服务器共享文件夹名称
String remoteUrl = "smb://" + username + ":" + password + "@" + host + path + (path.endsWith("/") ? "" : "/");
//创建远程文件对象
SmbFile remoteFile = new SmbFile(remoteUrl + "/" + fileName);
remoteFile.connect();
//创建文件流
in = new BufferedInputStream(new SmbFileInputStream(remoteFile));
out = new BufferedOutputStream(new FileOutputStream(new File(localPath + fileName)));
//读取文件内容
byte[] buffer = new byte[4096];
int len = 0;
while ((len = in.read(buffer, 0, buffer.length)) != -1) {
out.write(buffer, 0, len);
}
out.flush();
} catch (Exception e) {
String msg = "下载远程文件出错:" + e.getLocalizedMessage();
System.out.println(msg);
} finally {
try {
if (out != null) {
out.close();
}
if (in != null) {
in.close();
}
} catch (Exception e) {
}
}
}
}
SmbFile 和 FIle 对文件的操作基本一致, 在文件复制的时候,想过用 commons-io 的FileUtils.copyFile(final File srcFile, final File destFile);和 java 1.7 的 Files.copy(Path source, Path target, CopyOption... options);但是由于SmbFile 和 File 不属于一个类型,导致失败,最后只能选择使用流的方式进行操作。