(Android™) Example: Http.ExtractMetaRefreshUrl method

Demonstrates the ExtractMetaRefreshUrl method.

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);

    boolean success = false;

    CkHttp http = new CkHttp();

    // Sample HTML with a META refresh.

    // <!DOCTYPE html>
    // <html lang="en">
    // <head>
    //   <meta charset="utf-8" />
    //   <meta http-equiv="refresh" content="5; url=https://example.com" />
    //   <title>Meta Refresh Redirect</title>
    // </head>
    // <body>
    //   <p>Redirecting to example.com in 5 seconds�</p>
    // </body>
    // </html>

    CkStringBuilder sb = new CkStringBuilder();
    boolean bCrlf = true;
    sb.AppendLine("<!DOCTYPE html>",bCrlf);
    sb.AppendLine("<html lang=\"en\">",bCrlf);
    sb.AppendLine("<head>",bCrlf);
    sb.AppendLine("  <meta charset=\"utf-8\" />",bCrlf);
    sb.AppendLine("  <meta http-equiv=\"refresh\" content=\"5; url=https://example.com\" />",bCrlf);
    sb.AppendLine("  <title>Meta Refresh Redirect</title>",bCrlf);
    sb.AppendLine("</head>",bCrlf);
    sb.AppendLine("<body>",bCrlf);
    sb.AppendLine("  <p>Redirecting to example.com in 5 seconds�</p>",bCrlf);
    sb.AppendLine("</body>",bCrlf);
    sb.AppendLine("</html>",bCrlf);

    String url = http.extractMetaRefreshUrl(sb.getAsString());
    if (http.get_LastMethodSuccess() == false) {
        Log.i(TAG, "The HTML has no META refresh tag.");
        }
    else {
        Log.i(TAG, "META refresh URL: " + url);
        }


  }

  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."
  }
}