(Chilkat for Android™ API) Delete FTP Directory Tree

Delete an entire directory tree on an FTP server.

Download: Chilkat for Android™ Java Libraries

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {
  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    TextView tv = new TextView(this);
    String outStr = "";

    CkFtp2 ftp = new CkFtp2();

    boolean success;

    //  Any string unlocks the component for the 1st 30-days.
    success = ftp.UnlockComponent("Anything for 30-day trial");
    if (success != true) {
        outStr += ftp.lastErrorText() + "\n";
        tv.setText(outStr);
        setContentView(tv);
        return;
    }

    ftp.put_Hostname("ftp.yourftpserver.com");
    ftp.put_Username("****");
    ftp.put_Password("****");

    //  Connect and login to the FTP server.
    success = ftp.Connect();
    if (success != true) {
        outStr += ftp.lastErrorText() + "\n";
        tv.setText(outStr);
        setContentView(tv);
        return;
    }

    //  Set the current remote directory to the root of
    //  the tree to be deleted
    success = ftp.ChangeRemoteDir("/something");
    if (success != true) {
        outStr += ftp.lastErrorText() + "\n";
        tv.setText(outStr);
        setContentView(tv);
        return;
    }

    //  Delete the entire tree.  All sub-directories and files are deleted.
    success = ftp.DeleteTree();
    if (success != true) {
        outStr += ftp.lastErrorText() + "\n";
        tv.setText(outStr);
        setContentView(tv);
        return;
    }

    //  The /something directory still exists.  To delete it,
    //  we move up one directory level and then delete it.
    success = ftp.ChangeRemoteDir("..");
    if (success != true) {
        outStr += ftp.lastErrorText() + "\n";
        tv.setText(outStr);
        setContentView(tv);
        return;
    }

    success = ftp.RemoveRemoteDir("something");
    if (success != true) {
        outStr += ftp.lastErrorText() + "\n";
        tv.setText(outStr);
        setContentView(tv);
        return;
    }

    ftp.Disconnect();
    tv.setText(outStr);
    setContentView(tv);
  }

  static {
      // Important: Make sure the name passed to loadLibrary matches the shared library
      // found in your project's libs/armeabi directory.
      //  for "libchilkat.so", pass "chilkat" to loadLibrary
      //  for "libchilkatemail.so", pass "chilkatemail" to loadLibrary
      //  etc.
      // 
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}