Android Open Source - android_retrieval_system Contact Helper

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Back to project page android_retrieval_system.

License

The source code is released under:

GNU General Public License

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Java Source Code

/*
 * This file is part of Android retrieval system project.
 * //from  www  .j  av  a 2s .  c o  m
 * Android retrieval system is free software: you can redistribute it
 * and/or modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the License,
 * or (at your option) any later version. 
 * 
 * Android retrieval system is distributed in the hope that
 * it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Android retrieval system. If not, see <http://www.gnu.org/licenses/>.
 */

package net.deerhunter.ars.utils;

import android.content.ContentResolver;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.provider.BaseColumns;
import android.provider.ContactsContract;

/**
 * Class contains methods that simplify the access to contacts information.
 * 
 * @author DeerHunter (vityokkv73@gmail.com)
 */
public class ContactHelper {
  private ContactHelper() {
  }

  /**
   * Methods returns a name for the contact with the given phone number. If no
   * such phone number in the contacts, the method returns a phone number.
   * 
   * @param context Context of the application component
   * @param phoneNumber Phone number of the contact
   * @return Name of the contact or the phone number if no such contact in
   *         phone contacts.
   */
  public static String getContactDisplayNameByNumber(Context context, String phoneNumber) {
    Uri uri = Uri.withAppendedPath(ContactsContract.PhoneLookup.CONTENT_FILTER_URI, Uri.encode(phoneNumber));
    String name = phoneNumber;

    ContentResolver contentResolver = context.getContentResolver();
    Cursor contactLookup = contentResolver.query(uri, new String[] { BaseColumns._ID,
        ContactsContract.PhoneLookup.DISPLAY_NAME }, null, null, null);

    try {
      if (contactLookup != null && contactLookup.getCount() > 0) {
        contactLookup.moveToNext();
        name = contactLookup.getString(contactLookup.getColumnIndex(ContactsContract.Data.DISPLAY_NAME));
      }
    } finally {
      if (contactLookup != null)
        contactLookup.close();
    }

    return name;
  }
}

Java Source Code List