How to delete a file from FTP server from your Android App Java code?

Опубликовано: 14 Апрель 2024
на канале: Programmer World

In this video it shows the code to delete a file over FTP server from your Android App's Java code.

I hope you like this video. For any questions, suggestions or appreciation please contact us at: https://programmerworld.co/contact/ or email at: [email protected]

Complete source code and other details/ steps of this video are posted in the below link:
https://programmerworld.co/android/ho...

GitHub: https://github.com/programmerworld199...
Maven Dependency: https://mvnrepository.com/artifact/co...

However, the main Java code is copied below also for reference:

package com.programmerworld.deletefromftp;

import android.os.Bundle;
import android.os.StrictMode;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;

import androidx.activity.EdgeToEdge;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.graphics.Insets;
import androidx.core.view.ViewCompat;
import androidx.core.view.WindowInsetsCompat;
import org.apache.commons.net.ftp.FTPClient;
import java.io.IOException;

public class MainActivity extends AppCompatActivity {
private EditText editTextUserName, editTextPassword;
private TextView textViewStatus;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
EdgeToEdge.enable(this);
setContentView(R.layout.activity_main);
ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) - {
Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);

editTextPassword = findViewById(R.id.editTextPassword);
editTextUserName = findViewById(R.id.editTextUserName);
textViewStatus = findViewById(R.id.textView);
StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder()
.permitAll().build();
StrictMode.setThreadPolicy(policy);

return insets;
});
}

public void buttonDeleteFile(View view){
FTPClient ftpClient = new FTPClient();
try {
ftpClient.connect("192.168.1.1");
ftpClient.login(editTextUserName.getText().toString(), editTextPassword.getText().toString());
ftpClient.changeWorkingDirectory("usb1_1/Files/");
Boolean booleanStatus = ftpClient.deleteFile("images1.jpg");
textViewStatus.setText(String.valueOf(booleanStatus));
ftpClient.logout();
ftpClient.disconnect();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}

--