delete Contact - Android Account

Android examples for Account:Contact

  1. HOME
  2. Android
  3. Account
  4. Contact

Description

delete Contact

Demo Code


//package com.java2s;
import java.util.ArrayList;
import android.content.ContentProviderOperation;
import android.content.ContentResolver;
import android.content.OperationApplicationException;
import android.database.Cursor;
import android.net.Uri;
import android.os.RemoteException;
import android.provider.ContactsContract;

import android.provider.ContactsContract.PhoneLookup;
import android.provider.ContactsContract.RawContacts;

public class Main {
    public static void deleteContact(ContentResolver contactHelper,
            String number) {/*from  w  ww  .  j av  a  2 s  .  c  o  m*/

        ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>();
        String[] args = new String[] { String.valueOf(getContactID(
                contactHelper, number)) };

        ops.add(ContentProviderOperation.newDelete(RawContacts.CONTENT_URI)
                .withSelection(RawContacts.CONTACT_ID + "=?", args).build());
        try {
            contactHelper.applyBatch(ContactsContract.AUTHORITY, ops);
        } catch (RemoteException e) {
            e.printStackTrace();
        } catch (OperationApplicationException e) {
            e.printStackTrace();
        }
    }

    private static long getContactID(ContentResolver contactHelper,
            String number) {
        Uri contactUri = Uri.withAppendedPath(
                PhoneLookup.CONTENT_FILTER_URI, Uri.encode(number));

        String[] projection = { PhoneLookup._ID };
        Cursor cursor = null;

        try {
            cursor = contactHelper.query(contactUri, projection, null,
                    null, null);

            if (cursor.moveToFirst()) {
                int personID = cursor.getColumnIndex(PhoneLookup._ID);
                return cursor.getLong(personID);
            }

            return -1;
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (cursor != null) {
                cursor.close();
                cursor = null;
            }
        }

        return -1;
    }
}

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