package com.example.datalibrary.utils;
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import android.content.Context;
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import android.content.pm.PackageManager;
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import java.text.DateFormat;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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/**
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* 常用功能封装
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*/
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public class Utils {
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/**
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* 获取版本号
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* @param context
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* @return
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*/
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public static String getVersionName(Context context) {
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if (context != null) {
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try {
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return context.getPackageManager()
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.getPackageInfo(context.getPackageName(), 0)
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.versionName;
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} catch (PackageManager.NameNotFoundException e) {
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e.printStackTrace();
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}
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}
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return "4.0.0";
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}
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/**
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* 时间格式转化
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* @param timeStamp
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* @param pattern
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* @return
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*/
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public static String formatTime(long timeStamp, String pattern) {
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Date date = new Date(timeStamp);
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DateFormat dateFormat = new SimpleDateFormat(pattern);
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return dateFormat.format(date);
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}
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}
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