com.microsoft.assetmanagement.tasks.SaveCarTask.java Source code

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Here is the source code for com.microsoft.assetmanagement.tasks.SaveCarTask.java

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/*******************************************************************************
 * Copyright (c) Microsoft Open Technologies, Inc.
 * All Rights Reserved
 * See License.txt in the project root for license information. 
 ******************************************************************************/
package com.microsoft.assetmanagement.tasks;

import com.microsoft.assetmanagement.AssetApplication;
import com.microsoft.assetmanagement.datasource.ListItemsDataSource;
import com.microsoft.assetmanagement.viewmodel.CarListViewItem;

import android.app.Activity;
import android.app.ProgressDialog;
import android.os.AsyncTask;
import android.support.v4.app.NavUtils;
import android.widget.Toast;

// TODO: Auto-generated Javadoc
/**
 * The Class SaveCarTask.
 */
public class SaveCarTask extends AsyncTask<CarListViewItem, Void, Void> {

    /** The m source. */
    private ListItemsDataSource mSource;

    /** The m activity. */
    private Activity mActivity;

    /** The m dialog. */
    private ProgressDialog mDialog;

    /** The m application. */
    private AssetApplication mApplication;

    /** The m throwable. */
    private Throwable mThrowable;

    /**
     * Instantiates a new save car task.
     *
     * @param activity the activity
     */
    public SaveCarTask(Activity activity) {
        mActivity = activity;
        mDialog = new ProgressDialog(mActivity);
        mApplication = (AssetApplication) activity.getApplication();
        mSource = new ListItemsDataSource(mApplication);
    }

    /* (non-Javadoc)
     * @see android.os.AsyncTask#onPreExecute()
     */
    protected void onPreExecute() {
        mDialog.setTitle("Saving car...");
        mDialog.setMessage("Please wait.");
        mDialog.setCancelable(false);
        mDialog.setIndeterminate(true);
        mDialog.show();
    }

    /* (non-Javadoc)
     * @see android.os.AsyncTask#onPostExecute(java.lang.Object)
     */
    @Override
    protected void onPostExecute(Void result) {
        if (mDialog.isShowing()) {
            mDialog.dismiss();
        }

        if (mThrowable == null) {
            Toast.makeText(mActivity, "Car saved.", Toast.LENGTH_SHORT).show();
        } else {
            mApplication.handleError(mThrowable);
        }
        NavUtils.navigateUpFromSameTask(mActivity);
    }

    /* (non-Javadoc)
     * @see android.os.AsyncTask#doInBackground(Params[])
     */
    @Override
    protected Void doInBackground(CarListViewItem... params) {
        CarListViewItem viewItem = params[0];
        if (viewItem != null) {
            try {
                mSource.saveNewCar(viewItem);
            } catch (Throwable t) {
                mThrowable = t;
            }
        } else {
            mThrowable = new IllegalArgumentException("params argument must contain at least a CarListViewItem");
        }
        return null;
    }
}