java移动linux服务器大文件
时间: 2024-11-04 08:11:03 浏览: 36
在Java中,可以使用JSCH (Java Secure Channel) 库来连接并管理SFTP(SSH File Transfer Protocol)以在Linux服务器之间传输大文件。以下是如何使用JSCH进行大文件上传和下载的示例:
**上传大文件至Linux服务器[^1]**:
```java
import com.jcraft.jsch.ChannelSftp;
import com.jcraft.jsch.JSch;
String host = "your_linux_server_ip";
String username = "your_username";
String password = "your_password";
JSch jsch = new JSch();
ChannelSftp sftp = null;
try {
jsch.connect(host);
sftp = (ChannelSftp) jsch.openSession();
sftp.setPassword(password);
sftp.connect();
// 从Windows本地路径读取文件
String localFilePath = "C:\\path\\to\\large_file";
sftp.put(localFilePath, "/remote/path/to/upload/large_file");
} catch (Exception e) {
System.out.println("Error: " + e.getMessage());
} finally {
if (sftp != null) {
try {
sftp.disconnect();
} catch (Exception ex) {
System.out.println("Error disconnecting SFTP channel: " + ex.getMessage());
}
}
jsch.disconnect();
}
```
**下载大文件至Windows系统**:
```java
import com.jcraft.jsch.ChannelSftp;
import com.jcraft.jsch.JSch;
// 使用相同的配置
jsch.connect(host);
sftp = (ChannelSftp) jsch.openSession();
sftp.setPassword(password);
sftp.connect();
// 指定要下载的文件路径
String remoteFilePath = "/remote/path/to/download/large_file";
String targetLocalPath = "D:\\path\\to\\save\\large_file";
sftp.get(remoteFilePath, targetLocalPath);
// 关闭连接
try {
sftp.disconnect();
} catch (Exception ex) {
System.out.println("Error disconnecting SFTP channel: " + ex.getMessage());
}
jsch.disconnect();
```
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