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Android™

Get Contents of File as Base64

See more Encryption Examples

Demonstrates how to read the contents of a file and convert to a base64 string.

Chilkat Android™ Downloads

Android™
// 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 {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    boolean success = false;

    CkBinData bd = new CkBinData();

    success = bd.LoadFile("qa_data/jpg/starfish.jpg");
    if (success == false) {
        Log.i(TAG, "Failed to load file.");
        return;
        }

    Log.i(TAG, bd.getEncoded("base64"));

    // If you want mult-line base64:
    Log.i(TAG, "--");
    Log.i(TAG, bd.getEncoded("base64_mime"));

    // If you want hex..
    Log.i(TAG, "--");
    Log.i(TAG, bd.getEncoded("hex"));

    // etc.

  }

  static {
      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."
  }
}