基本上,我需要从FTP服务器下载与搜索匹配的文件列表。 我已经有了从FTP服务器下载特定文件的代码。 但是我需要使用通配符搜索下载所有匹配的文件。 在Java中如何实现?
以下是从FTP服务器下载特定文件的代码 -
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 org.apache.commons.net.ftp.FTP;
import org.apache.commons.net.ftp.FTPClient;
import org.apache.commons.net.ftp.FTPFile;
public class FTPDownloadFileDemowithoutmodandfilefilter {
public static void main(String[] args) {
String server = "test.rebex.net";
int port = 21;
String user = "demo";
String pass = "password";
FTPClient ftpClient = new FTPClient();
try {
ftpClient.connect(server, port);
ftpClient.login(user, pass);
ftpClient.enterLocalPassiveMode();
ftpClient.setFileType(FTP.BINARY_FILE_TYPE);
File localFile = new File("C:\\project\\readme1.txt");
FTPFile remoteFile = ftpClient.mdtmFile("/readme.txt");
if (remoteFile != null)
{
OutputStream outputStream =
new BufferedOutputStream(new FileOutputStream(localFile));
if (ftpClient.retrieveFile(remoteFile.getName(), outputStream))
{
System.out.println("File downloaded successfully.");
}
outputStream.close();
localFile.setLastModified(remoteFile.getTimestamp().getTimeInMillis());
}
} catch (IOException ex) {
System.out.println("Error: " + ex.getMessage());
ex.printStackTrace();
} finally {
try {
if (ftpClient.isConnected()) {
ftpClient.logout();
ftpClient.disconnect();
}
} catch (IOException ex) {
ex.printStackTrace();
}
}
}