android现代化后台任务WorkManager，kotlin（1）

向右看齐 2023-09-24 22:17 84阅读 0赞

添加引用：

def work_version = "2.8.0"
        // (Java only)
        implementation("androidx.work:work-runtime:$work_version")
        // Kotlin + coroutines
        implementation("androidx.work:work-runtime-ktx:$work_version")
        // optional - GCMNetworkManager support
        implementation("androidx.work:work-gcm:$work_version")
        // optional - Multiprocess support
        implementation "androidx.work:work-multiprocess:$work_version"

import android.content.Context
    import androidx.appcompat.app.AppCompatActivity
    import android.os.Bundle
    import android.util.Log
    import androidx.work.*
    
    val TAG = "zhangphil"
    
    class MyWorker(context: Context, wp: WorkerParameters) :
        Worker(context, wp) {
    
        override fun doWork(): Result {
            repeat(10) {
                Thread.sleep(500)
    
                Log.d(TAG, "work-" + it)
            }
    
            return Result.success()
        }
    }
    
    
    class MainActivity : AppCompatActivity() {
        override fun onCreate(savedInstanceState: Bundle?) {
            super.onCreate(savedInstanceState)
    
            val request: WorkRequest =
                OneTimeWorkRequestBuilder<MyWorker>()
                    .build()
    
            WorkManager
                .getInstance(this)
                .enqueue(request)
        }
    }

[Android体系架构：WorkManager\_workmanager android\_zhangphil的博客-CSDN博客WorkManager是Android自最新的支持包androidx引入的后台任务框架。和JobSchedule 相似，是JobSchedule 的改进。WorkManager可实现：一次性执行任务，链式执行任务，周期性执行任务，一定条件下（网络，电量）执行任务，设备重启后执行上次未完成任务等。在Android studio中build.gradle引入WorkManager：i...![favicon32.ico][]https://blog.csdn.net/zhangphil/article/details/89399972][Android_WorkManager_workmanager android_zhangphil_-CSDN_WorkManager_Android_androidx_JobSchedule _JobSchedule _WorkManager_Android studio_build.gradle_WorkManager_i..._favicon32.ico_https_blog.csdn.net_zhangphil_article_details_89399972]

[Android可保活的、不依附于应用进程存活的后台任务框架：WorkManager\_workmanager 保活\_zhangphil的博客-CSDN博客Android可保活的、不依附于应用进程存活的后台任务框架：WorkManagerWorkManager旨在实现不依附与App进程的后台线程化任务。举例来说，假设App在本地有一个大小约2GB的文件需要上传到远程服务器。App希望在手机空闲且设备资源充足的情况下将这2GB大小的文件上传。同时，该上传任务不受App进程存活与否影响（比如当前App进程被kill掉，仍能执行该任务）。这种类型的后...![favicon32.ico][]https://blog.csdn.net/zhangphil/article/details/93759761][Android_WorkManager_workmanager _zhangphil_-CSDN_Android_WorkManagerWorkManager_App_App_2GB_App_2GB_App_App_kill_..._favicon32.ico_https_blog.csdn.net_zhangphil_article_details_93759761]

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