Android AsyncTask Run execute(final boolean forceSerial, final AsyncTask task, final T... args)

Description

Execute an AsyncTask on a thread pool

License

Apache License

Parameter

Parameter	Description
forceSerial	True to force the task to run in serial order
task	Task to execute
args	Optional arguments to pass to AsyncTask#execute(Object[])
T	< > Task argument type

Declaration

@SuppressLint("NewApi")
public static <T> void execute(final boolean forceSerial,
        final AsyncTask<T, ?, ?> task, final T... args) 

Method Source Code

//package com.java2s;
/*/*from w  w  w  .  ja va2 s.co  m*/
 * Copyright (C) 2012 Andrew Neal 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
 * http://www.apache.org/licenses/LICENSE-2.0 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.annotation.SuppressLint;

import android.os.AsyncTask;
import android.os.Build;

import java.lang.ref.WeakReference;

public class Main {
    /**
     * Execute an {@link AsyncTask} on a thread pool
     * 
     * @param forceSerial True to force the task to run in serial order
     * @param task Task to execute
     * @param args Optional arguments to pass to
     *            {@link AsyncTask#execute(Object[])}
     * @param <T> Task argument type
     */
    @SuppressLint("NewApi")
    public static <T> void execute(final boolean forceSerial,
            final AsyncTask<T, ?, ?> task, final T... args) {
        final WeakReference<AsyncTask<T, ?, ?>> taskReference = new WeakReference<AsyncTask<T, ?, ?>>(
                task);
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.DONUT) {
            throw new UnsupportedOperationException(
                    "This class can only be used on API 4 and newer.");
        }
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB
                || forceSerial) {
            taskReference.get().execute(args);
        } else {
            taskReference.get().executeOnExecutor(
                    AsyncTask.THREAD_POOL_EXECUTOR, args);
        }
    }
}

Related

1. execute(final boolean forceSerial, final AsyncTask task, final T... args)
2. executeAsyncTask(AsyncTask task, T... params)
3. executeAsyncTask(AsyncTask task, T... params)
4. runSuCommandAsync(String command)