Create New File in Network folder using JCIFS is an Open Source client library

Here is the code snippet which is used to create file in Network folder with user name and password authentication to local drives. This is done with the help of JCIFS

Maven Dependencies

<dependency>
    <groupId>org.samba.jcifs</groupId>
    <artifactId>jcifs</artifactId>
    <version>1.3.14-kohsuke-1</version>
</dependency>

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

import jcifs.smb.NtlmPasswordAuthentication;
import jcifs.smb.SmbFile;
import net.sf.jasperreports.engine.JRException;

public boolean createFileInNetworkFolder() {
	boolean successful = false;
	try {
		String userPassword = "UserName" + ":" + "pasword";
		NtlmPasswordAuthentication auth = new NtlmPasswordAuthentication(
				userPassword);
		String newFileName = "sample.txt";
		String fileContent = "Just a Test File";
		String path = "smb://xxx.xxx.x.xx/files/" + newFileName;
		SmbFile sFile = new SmbFile(path, auth);
		SmbFileOutputStream sfos = new SmbFileOutputStream(sFile);
		sfos.write(fileContent.getBytes());
		successful = true;
		sfos.close();
	} catch (Exception e) {
		successful = false;
		System.out.println("Problem in Creating New File :" + e);
	}
	return successful;
}

Copy File from Network folder using JCIFS is an Open Source client library

Here is the code snippet which is used for copying the files from Network folder with user name and password authentication to local drives. This is done with the help of JCIFS

Maven Dependencies

<dependency>
    <groupId>org.samba.jcifs</groupId>
    <artifactId>jcifs</artifactId>
    <version>1.3.14-kohsuke-1</version>
</dependency>

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

import jcifs.smb.NtlmPasswordAuthentication;
import jcifs.smb.SmbFile;
import net.sf.jasperreports.engine.JRException;

public void copyFileFromNetwork() {

	String userPassword = "userName" + ":" + "password";
	String netWorkFolder = "smb://xxx.xxx.x.xx/files/pdfresults/";
	NtlmPasswordAuthentication auth = new NtlmPasswordAuthentication(
				userPassword);
	SmbFile smbFile;
	FileOutputStream fileOutputStream;
	InputStream fileInputStream;
	byte[] buf;
	int len;
	try {
		File temp = File.createTempFile("prefix", ".pdf");
		smbFile = new SmbFile(netWorkFolder, auth);
		// Look for File mydocument*.*
		SmbFile[] files = smbFile.listFiles("mydocument" + "*");
		if (files.length > 0) {
			fileOutputStream = new FileOutputStream(temp);
			fileInputStream = files[0].getInputStream();
			buf = new byte[16 * 1024 * 1024];
			while ((len = fileInputStream.read(buf)) > 0) {
				fileOutputStream.write(buf, 0, len);
			}
			fileInputStream.close();
			fileOutputStream.close();
		} else
			System.out.println(" File Not Found");
	} catch (Exception e) {
		System.out.println(" Error " + e);
	}
}