餐盘柜接口改造
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package com.sw.platecabinet.utils
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import kotlinx.coroutines.*
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import kotlinx.coroutines.isActive
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import kotlinx.coroutines.launch
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class IntervalExecutor {
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/**
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* 启动定时任务
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* @param delayMillis 延迟时间(毫秒)
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* @param action 要执行的方法
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* @return Job 可用于取消任务
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*/
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fun startIntervalTask(delayMillis: Long, action: suspend () -> Unit): Job {
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return CoroutineScope(Dispatchers.Default).launch {
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while (isActive) {
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action()
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delay(delayMillis)
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}
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}
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}
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/**
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* 启动定时任务(带初始延迟)
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* @param initialDelay 初始延迟时间(毫秒)
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* @param delayMillis 后续执行间隔(毫秒)
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* @param action 要执行的方法
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* @return Job 可用于取消任务
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*/
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fun startIntervalTaskWithInitialDelay(
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initialDelay: Long,
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delayMillis: Long,
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action: suspend () -> Unit
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): Job {
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return CoroutineScope(Dispatchers.Default).launch {
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delay(initialDelay)
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while (isActive) {
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action()
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delay(delayMillis)
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}
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}
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}
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}
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// 使用示例
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fun main() = runBlocking {
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val executor = IntervalExecutor()
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// 示例1:每隔10秒执行一次
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val job1 = executor.startIntervalTask(10000) {
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println("定时任务执行: ${System.currentTimeMillis()}")
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// 这里可以执行你的业务逻辑
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}
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// 示例2:先延迟5秒,然后每隔3秒执行一次
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val job2 = executor.startIntervalTaskWithInitialDelay(5000, 3000) {
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println("带初始延迟的定时任务: ${System.currentTimeMillis()}")
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}
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// 运行30秒后取消任务
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delay(30000)
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job1.cancel()
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job2.cancel()
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println("所有定时任务已取消")
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}
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@@ -0,0 +1,20 @@
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package com.sw.platecabinet.utils;
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import com.sw.inbound.utils.SPUtil;
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import com.sw.platecabinet.MyApp;
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public class SpTool {
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public static final String LAST_FACE_TIMESTAMP = "faceTimestamp";
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public static long getLastFaceTimestamp() {
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return SPUtil.Companion.getInstance(MyApp.getContext(), "default_sp").get(LAST_FACE_TIMESTAMP, 0L);
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}
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public static void setLastFaceTimestamp(long timestamp) {
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SPUtil.Companion.getInstance(MyApp.getContext(), "default_sp").put(LAST_FACE_TIMESTAMP, timestamp);
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}
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}
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