@@ -26,8 +26,6 @@ import android.widget.Toast;
 
		
	
		
			
				import   androidx.recyclerview.widget.LinearLayoutManager ;  
		
	
		
			
				import   androidx.recyclerview.widget.RecyclerView ;  
		
	
		
			
				import   cc.winboll.studio.powerbell.R ;  
		
	
		
			
				import   java.lang.reflect.Constructor ;  
		
	
		
			
				import   java.lang.reflect.Method ;  
		
	
		
			
				import   java.util.ArrayList ;  
		
	
		
			
				import   java.util.Collections ;  
		
	
		
			
				import   java.util.Comparator ;  
		
	
	
		
			
				
					
					
						
					 
				
			
			@@ -38,52 +36,70 @@ import cc.winboll.studio.libappbase.LogUtils;
 
		
	
		
			
				 
		
	
		
			
				public   class  BatteryReportActivity   extends   Activity   {  
		
	
		
			
				     public   static   final   String   TAG   =   " BatteryReportActivity " ;  
		
	
		
			
				     // 目标应用包名常量(统一维护,数据计算核心标识)  
		
	
		
			
				     private   static   final   String   TARGET_APP_PACKAGE   =   " cc.winboll.studio.mymessagemanager " ;  
		
	
		
			
				 
		
	
		
			
				     private   RecyclerView   rvBatteryReport ;  
		
	
		
			
				     private   BatteryReportAdapter   adapter ;  
		
	
		
			
				     private   List < AppBatteryModel >   dataList   =   new   ArrayList < AppBatteryModel > ( ) ;  
		
	
		
			
				     private   List < AppBatteryModel >   filtered List  =   new   ArrayList < AppBatteryModel > ( ) ;  // 搜索过滤后的数据   
		
	
		
			
				     // 数据列表:仅存储包名、耗电、时长(不存储名称,计算全程用包名)  
		
	
		
			
				     private   List < AppBatteryModel >   data List  =   new   ArrayList < AppBatteryModel > ( ) ;    
		
	
		
			
				     private   List < AppBatteryModel >   filteredList   =   new   ArrayList < AppBatteryModel > ( ) ;    
		
	
		
			
				     private   BroadcastReceiver   batteryReceiver ;  
		
	
		
			
				     private   int   batteryCapacity   =   5400 ;   // 手动设置 电池容量( ,可根据设备实际容量调整 )   
		
	
		
			
				     private   float   lastBatteryPercent   =   100 . 0f ;   // 上次电池百分比  
		
	
		
			
				     private   long   lastCheckTime   =   System . currentTimeMillis ( ) ;   // 上次检查时间  
		
	
		
			
				     private   int   batteryCapacity   =   5400 ;   // 电池容量( )   
		
	
		
			
				     private   float   lastBatteryPercent   =   100 . 0f ;  
		
	
		
			
				     private   long   lastCheckTime   =   System . currentTimeMillis ( ) ;  
		
	
		
			
				     private   EditText   etSearch ;  
		
	
		
			
				     // 应用运行时长缓存( : , : )   
		
	
		
			
				     private   Map < String ,   Long >   appRunTimeCache   =   new   HashMap < String ,   Long > ( ) ;  
		
	
		
			
				     // 包管理工具(全局持有,避免重复获取)  
		
	
		
			
				     private   PackageManager   mPackageManager ;  
		
	
		
			
				 
		
	
		
			
				     @Override  
		
	
		
			
				     protected   void   onCreate ( Bundle   savedInstanceState )   {  
		
	
		
			
				         super . onCreate ( savedInstanceState ) ;  
		
	
		
			
				         setContentView ( R . layout . activity_batteryreport ) ;  
		
	
		
			
				         // 初始化包管理工具(仅一次,供后续查询名称使用)  
		
	
		
			
				         mPackageManager   =   getPackageManager ( ) ;  
		
	
		
			
				 
		
	
		
			
				         // 权限检查(   
		
	
		
			
				         if   ( ! hasUsageStatsPermission ( this ) )   {  
		
	
		
			
				             Toast . makeText ( this ,   " 请进入设置-应用-权限-特殊访问权限-使用情况访问权限,开启本应用的权限 " ,   Toast . LENGTH_LONG ) . show ( ) ;  
		
	
		
			
				             startActivity ( new   Intent ( Settings . ACTION_USAGE_ACCESS_SETTINGS ) ) ;  
		
	
		
			
				             return ;  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         etSearch   =   ( EditText )   findViewById ( R . id . et_search ) ;  
		
	
		
			
				         rvBatteryReport   =   ( RecyclerView )   findViewById ( R . id . rv_battery_report ) ;  
		
	
		
			
				         etSearch   =   ( EditText )   findViewById ( R . id . et_search ) ;    
		
	
		
			
				         rvBatteryReport   =   ( RecyclerView )   findViewById ( R . id . rv_battery_report ) ;    
		
	
		
			
				         rvBatteryReport . setLayoutManager ( new   LinearLayoutManager ( this ) ) ;  
		
	
		
			
				 
		
	
		
			
				         loadAllAppList ( ) ;   // 加载所有应用(包含系统应用 )   
		
	
		
			
				         // 1.  加载所有应用(仅存包名,不查名称 )   
		
	
		
			
				         loadAllAppPackage ( ) ;  
		
	
		
			
				         // 2. 强制添加目标应用(包名兜底)  
		
	
		
			
				         //forceAddTargetPackage();  
		
	
		
			
				         // 3. 首次获取运行时长( : )   
		
	
		
			
				         appRunTimeCache   =   getAppRunTime ( ) ;  
		
	
		
			
				         // 4. 更新时长到数据模型(用包名匹配)  
		
	
		
			
				         updateAppRunTimeToModel ( ) ;  
		
	
		
			
				         // 5. 初始化过滤列表和适配器(传入包管理工具供显示时查名称)  
		
	
		
			
				         filteredList . addAll ( dataList ) ;  
		
	
		
			
				         adapter   =   new   BatteryReportAdapter ( this ,   filteredList ) ;  
		
	
		
			
				         adapter   =   new   BatteryReportAdapter ( this ,   filteredList ,   mPackageManager ;  
		
	
		
			
				         rvBatteryReport . setAdapter ( adapter ) ;  
		
	
		
			
				 
		
	
		
			
				         // 搜索功能 监听  
		
	
		
			
				         // 搜索监听(按包名过滤,不涉及名称)   
		
	
		
			
				         etSearch . addTextChangedListener ( new   TextWatcher ( )   {  
		
	
		
			
								 @Override  
		
	
		
			
								 public   void   beforeTextChanged ( CharSequence   s ,   int   start ,   int   count ,   int   after )   { }  
		
	
		
			
				 
		
	
		
			
								 @Override  
		
	
		
			
								 public   void   onTextChanged ( CharSequence   s ,   int   start ,   int   before ,   int   count )   {  
		
	
		
			
									 filterApps ( s . toString ( ) ) ;  
		
	
		
			
									 filterAppsByPackage  ( s . toString ( ) ) ;  
		
	
		
			
								 }  
		
	
		
			
				 
		
	
		
			
								 @Override  
		
	
		
			
								 public   void   afterTextChanged ( Editable   s )   { }  
		
	
		
			
							 } ) ;  
		
	
		
			
				 
		
	
		
			
				         // 注册 电池广播监听   
		
	
		
			
				         // 电池广播(耗电计算全程用包名)   
		
	
		
			
				         batteryReceiver   =   new   BroadcastReceiver ( )   {  
		
	
		
			
				             @Override  
		
	
		
			
				             public   void   onReceive ( Context   context ,   Intent   intent )   {  
		
	
	
		
			
				
					
					
						
					 
				
			
			@@ -92,13 +108,17 @@ public class BatteryReportActivity extends Activity {
 
		
	
		
			
				                 float   currentPercent   =   ( float )   level   /   scale   *   100 ;  
		
	
		
			
				                 LogUtils . d ( TAG ,   " 电池百分比变化: "   +   lastBatteryPercent   +   "  ->  "   +   currentPercent ) ;  
		
	
		
			
				 
		
	
		
			
				                 // 计算电池消耗百分比   
		
	
		
			
				                 // 计算电池消耗并更新数据(全程用包名)   
		
	
		
			
				                 if   ( currentPercent   <   lastBatteryPercent )   {  
		
	
		
			
				                     float   dropPercent   =   lastBatteryPercent   -   currentPercent ;  
		
	
		
			
				                     long   duration   =   System . currentTimeMillis ( )   -   lastCheckTime ;  
		
	
		
			
				                     LogUtils . d ( TAG ,   " 电池消耗: "   +   dropPercent   +   " %,时长: "   +   duration   +   " ms " ) ;  
		
	
		
			
				                     // 分配耗电到各应用   
		
	
		
			
				                     distributeBatteryConsumption ( dropPercent ,   getAppRunTime ( ) )  
		
	
		
			
				                     // 重新获取最新运行时长( : )    
		
	
		
			
				                     appRunTimeCache   =   getAppRunTime ( ) ;  
		
	
		
			
				                     // 更新模型中的运行时长(包名匹配)  
		
	
		
			
				                     updateAppRunTimeToModel ( ) ;  
		
	
		
			
				                     // 分配耗电(包名计算)  
		
	
		
			
				                     distributeBatteryConsumption ( dropPercent ,   appRunTimeCache ) ;  
		
	
		
			
				                 }  
		
	
		
			
				 
		
	
		
			
				                 lastBatteryPercent   =   currentPercent ;  
		
	
	
		
			
				
					
					
						
					 
				
			
			@@ -111,95 +131,248 @@ public class BatteryReportActivity extends Activity {
 
		
	
		
			
				     @Override  
		
	
		
			
				     protected   void   onDestroy ( )   {  
		
	
		
			
				         super . onDestroy ( ) ;  
		
	
		
			
				         // Java7 显式非空判断  
		
	
		
			
				         if   ( batteryReceiver   ! =   null )   {  
		
	
		
			
				             unregisterReceiver ( batteryReceiver ) ;  
		
	
		
			
				         }  
		
	
		
			
				     }  
		
	
		
			
				 
		
	
		
			
				     // 加载所有应用(包含系统应用)  
		
	
		
			
				private   void   loadAllAppList ( )   {  
		
	
		
			
				          PackageManager   pm   =   getPackageManager ( ) ;  
		
	
		
			
				         List < ApplicationInfo >   appList   =   pm . getInstalledApplications ( PackageManager . GET_META_DATA ) ;   
		
	
		
			
				     /**  
		
	
		
			
				 * 加载所有应用(仅获取包名,不查询应用名称,数据计算核心步骤)  
		
	
		
			
				*/  
		
	
		
			
				    private   void   loadAllAppPackage ( )   {   
		
	
		
			
				         List < ApplicationInfo >   appList   =   mPackageManager . getInstalledApplications ( PackageManager . GET_META_DATA ) ;  
		
	
		
			
				         dataList . clear ( ) ;   // 清空列表避免重复  
		
	
		
			
				 
		
	
		
			
				         LogUtils . d ( TAG ,   " 开始加载应用包名列表,共找到 "   +   appList . size ( )   +   " 个应用 " ) ;  
		
	
		
			
				          
		
	
		
			
				         // 仅遍历包名,不处理名称(避免名称获取异常影响)  
		
	
		
			
				         for   ( ApplicationInfo   appInfo   :   appList )   {  
		
	
		
			
				             String   packageName   =   appInfo . packageName ;  
		
	
		
			
				             String   appName   =   pm . getApplicationLabel ( appInfo ) . toString ( ) ;  
		
	
		
			
				             dataList . add ( new   AppBatteryModel ( appName ,   packageName ,   " 0.0 " ) ) ;  
		
	
		
			
							 /*if (packageName.equals("cc.winboll.studio.powerbell.beta")) {  
		
	
		
			
							//if (packageName.equals("aidepro.top")) {  
		
	
		
			
								LogUtils.d(TAG, "aidepro.top OK5");  
		
	
		
			
							}*/  
		
	
		
			
				             // 模型仅存包名、初始耗电0、初始时长0( )   
		
	
		
			
				             dataList . add ( new   AppBatteryModel ( packageName ,   " 0.0 " ,   0 ) ) ;  
		
	
		
			
				         }  
		
	
		
			
						  
		
	
		
			
						 /*for (AppBatteryModel appBatteryModel : dataList) {  
		
	
		
			
							if (appBatteryModel.getPackageName().equals("aidepro.top")) {  
		
	
		
			
								LogUtils.d(TAG, "aidepro.top OK4");  
		
	
		
			
							}  
		
	
		
			
						}*/  
		
	
		
			
				 
		
	
		
			
				         LogUtils . d ( TAG ,   " 应用包名列表加载完成,共添加 "   +   dataList . size ( )   +   " 个包名。 "   ) ;  
		
	
		
			
				     }  
		
	
		
			
				 
		
	
		
			
				     // 搜索过滤应用  
		
	
		
			
				private   void   filterApps ( String   keyword )   {  
		
	
		
			
				     /**  
		
	
		
			
				 * 强制添加目标包名(兜底逻辑,仅操作包名)  
		
	
		
			
				     */  
		
	
		
			
				     private   void   forceAddTargetPackage ( )   {  
		
	
		
			
				         // 1. 先检查列表中是否已存在目标包名  
		
	
		
			
				         boolean   isTargetExists   =   false ;  
		
	
		
			
				         for   ( AppBatteryModel   model   :   dataList )   {  
		
	
		
			
				             if   ( TARGET_APP_PACKAGE . equals ( model . getPackageName ( ) ) )   {  
		
	
		
			
				                 isTargetExists   =   true ;  
		
	
		
			
				                 break ;  
		
	
		
			
				             }  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         if   ( isTargetExists )   {  
		
	
		
			
				             LogUtils . d ( TAG ,   " 目标包名已在列表中,无需重复添加 " ) ;  
		
	
		
			
				             return ;  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         // 2. 仅用包名创建模型,强制添加(不依赖名称查询)  
		
	
		
			
				         dataList . add ( 0 ,   new   AppBatteryModel ( TARGET_APP_PACKAGE ,   " 0.0 " ,   0 ) ) ;  
		
	
		
			
				         LogUtils . d ( TAG ,   " 强制添加目标包名成功: "   +   TARGET_APP_PACKAGE ) ;  
		
	
		
			
				     }  
		
	
		
			
				 
		
	
		
			
				     /**  
		
	
		
			
				     * 更新运行时长到模型(用包名匹配,不涉及名称)  
		
	
		
			
				     */  
		
	
		
			
				     private   void   updateAppRunTimeToModel ( )   {  
		
	
		
			
						 /*if(appRunTimeCache.containsKey("aidepro.top"))  
		
	
		
			
						 {  
		
	
		
			
						 LogUtils.d(TAG, "aidepro.top OK2");  
		
	
		
			
						 }*/  
		
	
		
			
				 
		
	
		
			
						 int   nCount   =   0 ;  
		
	
		
			
				         for   ( AppBatteryModel   model   :   dataList )   {  
		
	
		
			
				             String   packageName   =   model . getPackageName ( ) ;  
		
	
		
			
							 /*if(packageName.equals("aidepro.top"))  
		
	
		
			
							 {  
		
	
		
			
							 LogUtils.d(TAG, "aidepro.top OK3");  
		
	
		
			
							 }*/  
		
	
		
			
				 
		
	
		
			
				             Long   runTime ;  
		
	
		
			
				             // Java7 显式判断包名是否在缓存中  
		
	
		
			
				             if   ( appRunTimeCache . containsKey ( packageName ) )   {  
		
	
		
			
								 /*if(packageName.equals("cc.winboll.studio.powerbell.beta")) {  
		
	
		
			
								 LogUtils.d(TAG, String.format("特殊查询 %s 查询有结果。", packageName));  
		
	
		
			
								 }*/  
		
	
		
			
				                 runTime   =   appRunTimeCache . get ( packageName ) ;  
		
	
		
			
								 LogUtils . d ( TAG ,   String . format ( " 应用包 %s 运行时长已更新。 " ,   packageName ) ) ;  
		
	
		
			
								 nCount + + ;  
		
	
		
			
				             }   else   {  
		
	
		
			
				                 runTime   =   0L ;  
		
	
		
			
				             }  
		
	
		
			
				             model . setRunTime ( runTime ) ;  
		
	
		
			
				         }  
		
	
		
			
						 LogUtils . d ( TAG ,   String . format ( " dataList.size() %d,  " ,   dataList . size ( ) ,   appRunTimeCache . size ( ) ) ) ;  
		
	
		
			
						 LogUtils . d ( TAG ,   String . format ( " updateAppRunTimeToModel() 更新的数据量为:%d " ,   nCount ) ) ;  
		
	
		
			
				     }  
		
	
		
			
				 
		
	
		
			
				     /**  
		
	
		
			
				     * 按包名过滤应用(搜索逻辑仅操作包名)  
		
	
		
			
				     */  
		
	
		
			
				     private   void   filterAppsByPackage ( String   keyword )   {  
		
	
		
			
				         filteredList . clear ( ) ;  
		
	
		
			
				         if   ( keyword . isEmpty ( ) )   {  
		
	
		
			
				         if   ( keyword   = =   null   | |   keyword . isEmpty ( ) )   {  
		
	
		
			
				             filteredList . addAll ( dataList ) ;  
		
	
		
			
				         }   else   {  
		
	
		
			
				             String   lowerKeyword   =   keyword . toLowerCase ( ) ;  
		
	
		
			
				             boolean   isTargetMatched   =   false ;  
		
	
		
			
				 
		
	
		
			
				             for   ( AppBatteryModel   model   :   dataList )   {  
		
	
		
			
				                 if   ( model . getAppName ( ) . toLowerCase ( ) . contains ( keyword . toLowerCase ( ) )    
		
	
		
			
									 | |   model . getPackageName ( ) . toLowerCase ( ) . contains ( keyword . toLowerCase ( ) ) )   {  
		
	
		
			
				                 String   packageNameLower   =   model . getPackageName ( ) . toLowerCase ( ) ;  
		
	
		
			
				                 // 仅按包名包含关键词过滤  
		
	
		
			
				                 boolean   isMatched   =   packageNameLower . contains ( lowerKeyword ) ;  
		
	
		
			
				 
		
	
		
			
				                 if   ( isMatched )   {  
		
	
		
			
				                     filteredList . add ( model ) ;  
		
	
		
			
				                     // 检查是否是目标包名  
		
	
		
			
				                     if   ( TARGET_APP_PACKAGE . equals ( model . getPackageName ( ) ) )   {  
		
	
		
			
				                         isTargetMatched   =   true ;  
		
	
		
			
				                     }  
		
	
		
			
				                 }  
		
	
		
			
				             }  
		
	
		
			
				 
		
	
		
			
				             // 兜底:目标包名未匹配时强制添加  
		
	
		
			
				             if   ( ! isTargetMatched )   {  
		
	
		
			
				                 for   ( AppBatteryModel   model   :   dataList )   {  
		
	
		
			
				                     if   ( TARGET_APP_PACKAGE . equals ( model . getPackageName ( ) ) )   {  
		
	
		
			
				                         filteredList . add ( 0 ,   model ) ;  
		
	
		
			
				                         LogUtils . d ( TAG ,   " 搜索兜底:强制添加目标包名到结果列表 " ) ;  
		
	
		
			
				                         break ;  
		
	
		
			
				                     }  
		
	
		
			
				                 }  
		
	
		
			
				             }  
		
	
		
			
				         }  
		
	
		
			
				         adapter . notifyDataSetChanged ( ) ;  
		
	
		
			
				     }  
		
	
		
			
				 
		
	
		
			
				     // 获取应用前台运行时长( )   
		
	
		
			
				     /**  
		
	
		
			
				     * 获取应用运行时长(返回包名-时长映射,不处理名称)  
		
	
		
			
				     */  
		
	
		
			
				     private   Map < String ,   Long >   getAppRunTime ( )   {  
		
	
		
			
				         Map < String ,   Long >   runTimeMap   =   new   HashMap < String ,   Long > ( ) ;  
		
	
		
			
				         if   ( Build . VERSION . SDK_INT   > =   Build . VERSION_CODES . LOLLIPOP )   {  
		
	
		
			
				             try   {  
		
	
		
			
				                 android . app . usage . UsageStatsManager   manager   =    
		
	
		
			
				                     ( android . app . usage . UsageStatsManager )   getSystemService ( Context . USAGE_STATS_SERVICE ) ;  
		
	
		
			
				                 android . app . usage . UsageStatsManager   manager   =  
		
	
		
			
									 ( android . app . usage . UsageStatsManager )   getSystemService ( Context . USAGE_STATS_SERVICE ) ;  
		
	
		
			
				                 long   endTime   =   System . currentTimeMillis ( ) ;  
		
	
		
			
				                 long   startTime   =   endTime   -   24   *   3600   *   1000 ;   // 近24小时  
		
	
		
			
				                 // 使用数值4替代INTERVAL_DAY,   
		
	
		
			
				                 List < android . app . usage . UsageStats >   statsList   =   manager . queryUsageStats (  
		
	
		
			
									 4 ,   startTime ,   endTime ) ;  
		
	
		
			
									 android . app . usage . UsageStatsManager . INTERVAL_DAILY ,   startTime ,   endTime ) ;  
		
	
		
			
				 
		
	
		
			
				                 // 仅存储包名和时长(不查名称)  
		
	
		
			
				                 for   ( android . app . usage . UsageStats   stats   :   statsList )   {  
		
	
		
			
				                     LogUtils . d ( TAG ,   " 应用 "   +   stats . getPackageName ( )   +   " 运行时长: "   +   stats . getTotalTimeInForeground ( ) )  
		
	
		
			
				                     runTimeMap . put ( stats . getP ackageName( ) ,   stats . getTotalTimeInForeground ( )  ) ;  
		
	
		
			
				                     long   runTimeMs   =   stats . getTotalTimeInForeground ( ) ;  
		
	
		
			
				                     String   p ackageName  =   stats . getPackageName (  ) ;  
		
	
		
			
				                     LogUtils . d ( TAG ,   " 包名 "   +   packageName   +   " 运行时长: "   +   formatRunTime ( runTimeMs ) ) ;  
		
	
		
			
				                     runTimeMap . put ( packageName ,   runTimeMs ) ;  
		
	
		
			
									 if   ( packageName . equals ( " aidepro.top " ) )   {  
		
	
		
			
										 LogUtils . d ( TAG ,   String . format ( " runTimeMap.put(packageName, runTimeMs) 特殊查询 %s 查询有结果。 " ,   packageName ) ) ;  
		
	
		
			
									 }  
		
	
		
			
				                 }  
		
	
		
			
				             }   catch   ( Exception   e )   {  
		
	
		
			
				                 LogUtils . e ( TAG ,   " 获取应用运行时长失败: "   +   e . getMessage ( ) ) ;  
		
	
		
			
				             }  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
						 /*if(runTimeMap.containsKey("aidepro.top"))  
		
	
		
			
						 {  
		
	
		
			
						 LogUtils.d(TAG, "aidepro.top OK");  
		
	
		
			
						 }*/  
		
	
		
			
				 
		
	
		
			
						 LogUtils . d ( TAG ,   String . format ( " 应用运行时长列表数量%d。 " ,   runTimeMap . size ( ) ) ) ;  
		
	
		
			
				         return   runTimeMap ;  
		
	
		
			
				     }  
		
	
		
			
				 
		
	
		
			
				     // 分配电池消耗到各应用,并按消耗从大到小排序  
		
	
		
			
				     /**  
		
	
		
			
				     * 格式化运行时长(工具方法,与包名无关)  
		
	
		
			
				     */  
		
	
		
			
				     private   String   formatRunTime ( long   runTimeMs )   {  
		
	
		
			
				         if   ( runTimeMs   < =   0 )   {  
		
	
		
			
				             return   " 0秒 " ;  
		
	
		
			
				         }  
		
	
		
			
				         long   seconds   =   runTimeMs   /   1000 ;  
		
	
		
			
				         long   hours   =   seconds   /   3600 ;  
		
	
		
			
				         long   minutes   =   ( seconds   %   3600 )   /   60 ;  
		
	
		
			
				         seconds   =   seconds   %   60 ;  
		
	
		
			
				 
		
	
		
			
				         if   ( hours   >   0 )   {  
		
	
		
			
				             return   String . format ( " %d时%d分%d秒 " ,   hours ,   minutes ,   seconds ) ;  
		
	
		
			
				         }   else   if   ( minutes   >   0 )   {  
		
	
		
			
				             return   String . format ( " %d分%d秒 " ,   minutes ,   seconds ) ;  
		
	
		
			
				         }   else   {  
		
	
		
			
				             return   String . format ( " %d秒 " ,   seconds ) ;  
		
	
		
			
				         }  
		
	
		
			
				     }  
		
	
		
			
				 
		
	
		
			
				     /**  
		
	
		
			
				     * 分配电池消耗(全程用包名计算,不涉及名称)  
		
	
		
			
				     */  
		
	
		
			
				     private   void   distributeBatteryConsumption ( float   totalDropPercent ,   Map < String ,   Long >   runTimeMap )   {  
		
	
		
			
				         long   totalRunTime   =   0 ;  
		
	
		
			
				         for   ( Long   time   :   runTimeMap . values ( ) )   {  
		
	
		
			
				             totalRunTime   +  =   time ;  
		
	
		
			
				        }   
		
	
		
			
				         for   ( AppBatteryModel   model   :   dataList )   {  
		
	
		
			
				             Long   appRunTime   =   runTimeMap . get ( model . getPackageName ( ) ) ;  
		
	
		
			
				             if   ( appRunTime   = =   null )   appRunTime   =   0L ;  
		
	
		
			
				             float   ratio   =   totalRunTime   >   0   ?   ( float )   appRunTime   /   totalRunTime   :   0 ;  
		
	
		
			
				             float   consumption   =   batteryCapacity   *   totalDropPercent   /   100   *   ratio ;  
		
	
		
			
				             model . setConsumption ( String . format ( " %.1f " ,   consumption ) ) ;  
		
	
		
			
				         // 遍历包名计算总时长  
		
	
		
			
				        for   ( Map . Entry < String ,   Long  >   entry   :   runTimeMap . entrySet ( ) )   {  
		
	
		
			
				             totalRunTime   + =   entry . getValue ( ) ;   
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         // 按电量消耗从大到小排序   
		
	
		
			
				         // 按包名匹配计算各应用耗电   
		
	
		
			
				         for   ( AppBatteryModel   model   :   dataList )   {  
		
	
		
			
				             String   packageName   =   model . getPackageName ( ) ;  
		
	
		
			
				             Long   appRunTime ;  
		
	
		
			
				             // Java7 显式判断包名是否存在  
		
	
		
			
				             if   ( runTimeMap . containsKey ( packageName ) )   {  
		
	
		
			
				                 appRunTime   =   runTimeMap . get ( packageName ) ;  
		
	
		
			
				             }   else   {  
		
	
		
			
				                 appRunTime   =   0L ;  
		
	
		
			
				             }  
		
	
		
			
				 
		
	
		
			
				             float   ratio   =   ( totalRunTime   >   0 )   ?   ( float )   appRunTime   /   totalRunTime   :   0 ;  
		
	
		
			
				             float   consumption   =   batteryCapacity   *   totalDropPercent   /   100   *   ratio ;  
		
	
		
			
				             model . setConsumption ( String . format ( " %.1f " ,   consumption ) ) ;  
		
	
		
			
				             model . setRunTime ( appRunTime ) ;   // 同步更新时长  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         // 按耗电排序(用包名对应的耗电值排序)  
		
	
		
			
				         Collections . sort ( dataList ,   new   Comparator < AppBatteryModel > ( )   {  
		
	
		
			
								 @Override  
		
	
		
			
								 public   int   compare ( AppBatteryModel   m1 ,   AppBatteryModel   m2 )   {  
		
	
		
			
									 float   c1   =   Float . parseFloat ( m1 . getConsumption ( ) ) ;  
		
	
		
			
									 float   c2   =   Float . parseFloat ( m2 . getConsumption ( ) ) ;  
		
	
		
			
									 return   Float . compare ( c2 ,   c1 ) ;   // 逆序排列   
		
	
		
			
									 return   Float . compare ( c2 ,   c1 ) ;   // 逆序(耗电从高到低)   
		
	
		
			
								 }  
		
	
		
			
							 } ) ;  
		
	
		
			
				         filterApps ( etSearch . getText ( ) . toString ( ) ) ;   // 重新应用搜索过滤  
		
	
		
			
				 
		
	
		
			
				         // 重新应用包名过滤  
		
	
		
			
				         filterAppsByPackage ( etSearch . getText ( ) . toString ( ) ) ;  
		
	
		
			
				     }  
		
	
		
			
				 
		
	
		
			
				     /**  
		
	
		
			
				     * 权限检查(仅操作系统服务,与包名无关)  
		
	
		
			
				     */  
		
	
		
			
				     private   boolean   hasUsageStatsPermission ( Context   context )   {  
		
	
		
			
				         if   ( Build . VERSION . SDK_INT   <   Build . VERSION_CODES . LOLLIPOP )   {  
		
	
		
			
				             return   false ;  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         android . app . usage . UsageStatsManager   manager   =    
		
	
		
			
				             ( android . app . usage . UsageStatsManager )   context . getSystemService ( Context . USAGE_STATS_SERVICE ) ;  
		
	
		
			
				         android . app . usage . UsageStatsManager   manager   =  
		
	
		
			
							 ( android . app . usage . UsageStatsManager )   context . getSystemService ( Context . USAGE_STATS_SERVICE ) ;  
		
	
		
			
				         if   ( manager   = =   null )   {  
		
	
		
			
				             return   false ;  
		
	
		
			
				         }  
		
	
	
		
			
				
					
					
						
					 
				
			
			@@ -207,26 +380,27 @@ public class BatteryReportActivity extends Activity {
 
		
	
		
			
				         long   endTime   =   System . currentTimeMillis ( ) ;  
		
	
		
			
				         long   startTime   =   endTime   -   1000   *   60 ;  
		
	
		
			
				         List < android . app . usage . UsageStats >   statsList   =   manager . queryUsageStats (  
		
	
		
			
				             android . app . usage . UsageStatsManager . INTERVAL_DAILY ,   startTime ,   endTime ) ;  
		
	
		
			
							 android . app . usage . UsageStatsManager . INTERVAL_DAILY ,   startTime ,   endTime ) ;  
		
	
		
			
				 
		
	
		
			
				         return   statsList   ! =   null   & &   ! statsList . isEmpty ( ) ;  
		
	
		
			
				     }  
		
	
		
			
				 
		
	
		
			
				     /**  
		
	
		
			
				     * 数据模型(仅存储包名、耗电、时长,不存名称)  
		
	
		
			
				     */  
		
	
		
			
				     public   static   class  AppBatteryModel   {  
		
	
		
			
				         private   String   app Name;  
		
	
		
			
				         private   String   packageName ;  
		
	
		
			
				         private   Stri ng  consumption ;  
		
	
		
			
				         private   String   package Name;   // 核心标识:应用包名  
		
	
		
			
				         private   String   consumption ;   // 电量消耗( )   
		
	
		
			
				         private   lo ng  runTime ;         // 运行时长( )   
		
	
		
			
				 
		
	
		
			
				         public   AppBatteryModel ( String   appName ,   String   packageName ,   String   consumption )   {  
		
	
		
			
				             this . appName   =   appName ;   
		
	
		
			
				         // Java7 显式构造(仅传入包名、初始耗电、初始时长)  
		
	
		
			
				        public   AppBatteryModel ( String   packageName ,   String   consumption ,   long   runTime )   {   
		
	
		
			
				             this . packageName   =   packageName ;  
		
	
		
			
				             this . consumption   =   consumption ;  
		
	
		
			
				             this . runTime   =   runTime ;  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         public   String   getAppName ( )   {  
		
	
		
			
				             return   appName ;  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         // Getter/Setter( )   
		
	
		
			
				         public   String   getPackageName ( )   {  
		
	
		
			
				             return   packageName ;  
		
	
		
			
				         }  
		
	
	
		
			
				
					
					
						
					 
				
			
			@@ -238,42 +412,105 @@ public class BatteryReportActivity extends Activity {
 
		
	
		
			
				         public   void   setConsumption ( String   consumption )   {  
		
	
		
			
				             this . consumption   =   consumption ;  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         public   long   getRunTime ( )   {  
		
	
		
			
				             return   runTime ;  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         public   void   setRunTime ( long   runTime )   {  
		
	
		
			
				             this . runTime   =   runTime ;  
		
	
		
			
				         }  
		
	
		
			
				     }  
		
	
		
			
				 
		
	
		
			
				     /**  
		
	
		
			
				     * RecyclerView 适配器(仅在显示时通过包名查询应用名称)  
		
	
		
			
				     */  
		
	
		
			
				     public   static   class  BatteryReportAdapter   extends   RecyclerView . Adapter < BatteryReportAdapter . ViewHolder >   {  
		
	
		
			
				         private   Context   mContext ;  
		
	
		
			
				         private   List < AppBatteryModel >   mDataList ;  
		
	
		
			
				         private   PackageManager   mPm ;   // 用于显示时查询应用名称  
		
	
		
			
				 
		
	
		
			
				         public   BatteryReportAdapter ( Context   context ,   List < AppBatteryModel >   dataList )   {  
		
	
		
			
				         // Java7 显式构造(传入包管理工具)  
		
	
		
			
				         public   BatteryReportAdapter ( Context   context ,   List < AppBatteryModel >   dataList ,   PackageManager   pm )   {  
		
	
		
			
				             this . mContext   =   context ;  
		
	
		
			
				             this . mDataList   =   dataList ;  
		
	
		
			
				             this . mPm   =   pm ;   // 持有包管理工具,供显示时查名称  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         @Override  
		
	
		
			
				         public   ViewHolder   onCreateViewHolder ( ViewGroup   parent ,   int   viewType )   {  
		
	
		
			
				             View   itemView   =   LayoutInflater . from ( mContext )  
		
	
		
			
				                 . inflate ( android . R . layout . simple_list_item_2 ,   parent ,   false ) ;  
		
	
		
			
								 . inflate ( android . R . layout . simple_list_item_2 ,   parent ,   false ) ;  
		
	
		
			
				             return   new   ViewHolder ( itemView ) ;  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         // 绑定数据:核心修改——仅在此处通过包名查询应用名称并显示  
		
	
		
			
				         @Override  
		
	
		
			
				         public   void   onBindViewHolder ( ViewHolder   holder ,   int   position )   {  
		
	
		
			
				             // Java7 显式非空判断(避免空指针)  
		
	
		
			
				             if   ( mDataList   = =   null   | |   mDataList . isEmpty ( )   | |   position   > =   mDataList . size ( ) )   {  
		
	
		
			
				                 holder . tvAppName . setText ( " 未知应用 " ) ;  
		
	
		
			
				                 holder . tvConsumption . setText ( " 耗电: :  " ) ;  
		
	
		
			
				                 return ;  
		
	
		
			
				             }  
		
	
		
			
				 
		
	
		
			
				             AppBatteryModel   model   =   mDataList . get ( position ) ;  
		
	
		
			
				             holder . tvAppName . setText ( model . getApp Name ( ) ) ;   // 显示应用名称  
		
	
		
			
				             holder . tvConsumption . setText ( " 电量消耗: "   +   model . getConsumption ( )   +   "  mAh " ) ;  
		
	
		
			
				             String   packageName   =   model . getPackage Name ( ) ;  
		
	
		
			
				             String   appName   =   " " ;  
		
	
		
			
				 
		
	
		
			
				             // 关键步骤:通过包名查询应用名称(仅显示时执行,不影响数据计算)  
		
	
		
			
				             try   {  
		
	
		
			
				                 ApplicationInfo   appInfo   =   mPm . getApplicationInfo ( packageName ,   0 ) ;  
		
	
		
			
				                 appName   =   mPm . getApplicationLabel ( appInfo ) . toString ( ) ;  
		
	
		
			
				             }   catch   ( PackageManager . NameNotFoundException   e )   {  
		
	
		
			
				                 // 包名不存在(如应用已卸载),用包名作为名称兜底  
		
	
		
			
				                 appName   =   packageName ;  
		
	
		
			
				                 LogUtils . e ( " Adapter " ,   " 包名 "   +   packageName   +   " 对应的应用未找到: "   +   e . getMessage ( ) ) ;  
		
	
		
			
				             }   catch   ( Exception   e )   {  
		
	
		
			
				                 // 其他异常(如权限问题),同样用包名兜底  
		
	
		
			
				                 appName   =   packageName ;  
		
	
		
			
				                 LogUtils . e ( " Adapter " ,   " 查询应用名称失败(包名: "   +   packageName   +   " ) : "   +   e . getMessage ( ) ) ;  
		
	
		
			
				             }  
		
	
		
			
				 
		
	
		
			
				             // 显示应用名称(查询到则显示名称,否则显示包名)  
		
	
		
			
				             holder . tvAppName . setText ( appName ) ;  
		
	
		
			
				 
		
	
		
			
				             // 格式化运行时长(调用 Activity 的工具方法)  
		
	
		
			
				             String   runTimeStr   =   ( ( BatteryReportActivity )   mContext ) . formatRunTime ( model . getRunTime ( ) ) ;  
		
	
		
			
				             // 显示耗电+运行时长(基于包名计算的结果)  
		
	
		
			
				             String   consumptionText   =   String . format ( " 耗电:%s mAh | 运行时长:%s " ,  
		
	
		
			
																    model . getConsumption ( ) ,   runTimeStr ) ;  
		
	
		
			
				             holder . tvConsumption . setText ( consumptionText ) ;  
		
	
		
			
				 
		
	
		
			
				             // 优化显示:目标应用文字标蓝(通过包名匹配)  
		
	
		
			
				             if   ( BatteryReportActivity . TARGET_APP_PACKAGE . equals ( packageName ) )   {  
		
	
		
			
				                 holder . tvAppName . setTextColor ( mContext . getResources ( ) . getColor ( android . R . color . holo_blue_dark ) ) ;  
		
	
		
			
				                 holder . tvConsumption . setTextColor ( mContext . getResources ( ) . getColor ( android . R . color . holo_blue_dark ) ) ;  
		
	
		
			
				             }   else   {  
		
	
		
			
				                 holder . tvAppName . setTextColor ( mContext . getResources ( ) . getColor ( android . R . color . black ) ) ;  
		
	
		
			
				                 holder . tvConsumption . setTextColor ( mContext . getResources ( ) . getColor ( android . R . color . darker_gray ) ) ;  
		
	
		
			
				             }  
		
	
		
			
				 
		
	
		
			
				             // 调整文字大小(提升可读性)  
		
	
		
			
				             holder . tvAppName . setTextSize ( 16 ) ;  
		
	
		
			
				             holder . tvConsumption . setTextSize ( 14 ) ;  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         // 获取列表长度(   
		
	
		
			
				         @Override  
		
	
		
			
				         public   int   getItemCount ( )   {  
		
	
		
			
				             return   mDataList . size ( ) ;  
		
	
		
			
				             return   mDataList   = =   null   ?   0   :   mDataList . size ( ) ;  
		
	
		
			
				         }  
		
	
		
			
				 
		
	
		
			
				         // ViewHolder( )   
		
	
		
			
				         public   static   class  ViewHolder   extends   RecyclerView . ViewHolder   {  
		
	
		
			
				             TextView   tvAppName ;  
		
	
		
			
				             TextView   tvConsumption ;  
		
	
		
			
				             TextView   tvAppName ;       // 显示应用名称(通过包名查询)  
		
	
		
			
				             TextView   tvConsumption ;   // 显示耗电+运行时长(包名计算结果)  
		
	
		
			
				 
		
	
		
			
				             // Java7 显式构造  
		
	
		
			
				             public   ViewHolder ( View   itemView )   {  
		
	
		
			
				                 super ( itemView ) ;  
		
	
		
			
				                 // 强制类型转换(系统布局控件 ID: )   
		
	
		
			
				                 tvAppName   =   ( TextView )   itemView . findViewById ( android . R . id . text1 ) ;  
		
	
		
			
				                 tvConsumption   =   ( TextView )   itemView . findViewById ( android . R . id . text2 ) ;  
		
	
		
			
				             }