Android™

StringBuilder GetBefore

Demonstrates the StringBuilder.GetBefore method.

The GetBefore method was added in Chilkat v9.5.0.77

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;

    CkStringBuilder sb = new CkStringBuilder();
    success = sb.Append("www.chilkatsoft.com");

    //  The GetBefore method returns the contents of the string up to but not including
    //  the marker string.  If the remove flag is true, then both the returned string AND
    //  the marker are removed.
    boolean removeFlag = false;
    String marker = ".";
    String substr = sb.getBefore(marker,removeFlag);
    Log.i(TAG, "substr = " + substr);
    Log.i(TAG, "sb contains: " + sb.getAsString());

    //  Output:
    //  substr = www
    //  sb contains: www.chilkatsoft.com

    removeFlag = true;
    substr = sb.getBefore(marker,removeFlag);
    Log.i(TAG, "substr = " + substr);
    Log.i(TAG, "sb contains: " + sb.getAsString());

    //  Output:
    //  substr = www
    //  sb contains: chilkatsoft.com

    //  If the marker is not found, and the removeFlag is true,
    //  then the entire string is returned and the sb is cleared.
    //  For example:
    sb.Clear();
    sb.Append("111--222--333--444");
    marker = "--";
    removeFlag = true;
    while ((sb.get_Length() > 0)) {
        substr = sb.getBefore(marker,removeFlag);
        Log.i(TAG, "substr = " + substr + ", sb contains: " + sb.getAsString());
        }

    //  Output is:
    //  substr = 111, sb contains: 222--333--444
    //  substr = 222, sb contains: 333--444
    //  substr = 333, sb contains: 444
    //  substr = 444, sb contains: 

  }

  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."
  }
}