(Android™) Date/Time Expires Within N Seconds/Minutes/Hours/Days

Demonstrates the how to tell if a date/time is within N seconds, minutes, hours, or days of the current system time.

Chilkat Android™ Downloads Android™ Java Libraries Android C/C++ 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 {

  private static final String TAG = "Chilkat";

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

    CkDateTime dt = new CkDateTime();

    // Set to the current system date/time.
    dt.SetFromCurrentSystemTime();
    Log.i(TAG, "Now: " + dt.getAsTimestamp(true));

    // Add 10 minutes, making the date 10 minutes in the future.
    dt.AddSeconds(600);
    Log.i(TAG, "10 minutes from now: " + dt.getAsTimestamp(true));

    // Is the date/time within 10 seconds of expiration (i.e. within 10 seconds of now)?
    boolean b = dt.ExpiresWithin(10,"seconds");
    Log.i(TAG, "Expires within 10 seconds: " + String.valueOf(b));

    // Does the date/time expire within 5 minutes?
    b = dt.ExpiresWithin(5,"minutes");
    Log.i(TAG, "Expires within 5 minutes: " + String.valueOf(b));

    // Does the date/time expire within 15 minutes?
    b = dt.ExpiresWithin(15,"minutes");
    Log.i(TAG, "Expires within 15 minutes: " + String.valueOf(b));

    // Does the date/time expire within 1 hour?
    b = dt.ExpiresWithin(1,"hour");
    Log.i(TAG, "Expires within 1 hour: " + String.valueOf(b));

    // Does the date/time expire within 1 day?
    b = dt.ExpiresWithin(1,"day");
    Log.i(TAG, "Expires within 1 day: " + String.valueOf(b));

    // Output:

    // 	Now: 2017-05-05T23:48:00-0500
    // 	10 minutes from now: 2017-05-05T23:58:00-0500
    // 	Expires within 10 seconds: False
    // 	Expires within 5 minutes: False
    // 	Expires within 15 minutes: True
    // 	Expires within 1 hour: True
    // 	Expires within 1 day: True

  }

  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."
  }
}