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Android example source code file (

This example Android source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" TM.

Java - Android tags/keywords

android, arraylist, batchoperation, content, contentresolver, operationapplicationexception, os, provider, remoteexception, string, tag, util, utilities

The Android example source code

 * Copyright (C) 2010 The Android Open Source Project
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.


import android.content.ContentProviderOperation;
import android.content.ContentResolver;
import android.content.Context;
import android.content.OperationApplicationException;
import android.os.RemoteException;
import android.provider.ContactsContract;
import android.util.Log;

import java.util.ArrayList;

 * This class handles execution of batch mOperations on Contacts provider.
public class BatchOperation {
    private final String TAG = "BatchOperation";

    private final ContentResolver mResolver;
    // List for storing the batch mOperations
    ArrayList<ContentProviderOperation> mOperations;

    public BatchOperation(Context context, ContentResolver resolver) {
        mResolver = resolver;
        mOperations = new ArrayList<ContentProviderOperation>();

    public int size() {
        return mOperations.size();

    public void add(ContentProviderOperation cpo) {

    public void execute() {
        if (mOperations.size() == 0) {
        // Apply the mOperations to the content provider
        try {
            mResolver.applyBatch(ContactsContract.AUTHORITY, mOperations);
        } catch (final OperationApplicationException e1) {
            Log.e(TAG, "storing contact data failed", e1);
        } catch (final RemoteException e2) {
            Log.e(TAG, "storing contact data failed", e2);


Other Android examples (source code examples)

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