import java.io.File; | |
/** | |
* <pre> | |
* author: Blankj | |
* blog : http://blankj.com | |
* time : 2016/9/27 | |
* desc : 清除相关工具类 | |
* </pre> | |
*/ | |
public final class CleanUtils { | |
private CleanUtils() { | |
throw new UnsupportedOperationException("u can't instantiate me..."); | |
} | |
/** | |
* 清除内部缓存 | |
* <p>/data/data/com.xxx.xxx/cache</p> | |
* | |
* @return {@code true}: 清除成功<br>{@code false}: 清除失败 | |
*/ | |
public static boolean cleanInternalCache() { | |
return FileUtils.deleteFilesInDir(Utils.getContext().getCacheDir()); | |
} | |
/** | |
* 清除内部文件 | |
* <p>/data/data/com.xxx.xxx/files</p> | |
* | |
* @return {@code true}: 清除成功<br>{@code false}: 清除失败 | |
*/ | |
public static boolean cleanInternalFiles() { | |
return FileUtils.deleteFilesInDir(Utils.getContext().getFilesDir()); | |
} | |
/** | |
* 清除内部数据库 | |
* <p>/data/data/com.xxx.xxx/databases</p> | |
* | |
* @return {@code true}: 清除成功<br>{@code false}: 清除失败 | |
*/ | |
public static boolean cleanInternalDbs() { | |
return FileUtils.deleteFilesInDir(Utils.getContext().getFilesDir().getParent()+ File.separator + "databases"); | |
} | |
/** | |
* 根据名称清除数据库 | |
* <p>/data/data/com.xxx.xxx/databases/dbName</p> | |
* | |
* @param dbName 数据库名称 | |
* @return {@code true}: 清除成功<br>{@code false}: 清除失败 | |
*/ | |
public static boolean cleanInternalDbByName( StringdbName) { | |
return Utils.getContext().deleteDatabase(dbName); | |
} | |
/** | |
* 清除内部SP | |
* <p>/data/data/com.xxx.xxx/shared_prefs</p> | |
* | |
* @return {@code true}: 清除成功<br>{@code false}: 清除失败 | |
*/ | |
public static boolean cleanInternalSP() { | |
return FileUtils.deleteFilesInDir(Utils.getContext().getFilesDir().getParent()+ File.separator + "shared_prefs"); | |
} | |
/** | |
* 清除外部缓存 | |
* <p>/storage/emulated/0/android/data/com.xxx.xxx/cache</p> | |
* | |
* @return {@code true}: 清除成功<br>{@code false}: 清除失败 | |
*/ | |
public static boolean cleanExternalCache() { | |
return SDCardUtils.isSDCardEnable()&& FileUtils.deleteFilesInDir(Utils.getContext().getExternalCacheDir()); | |
} | |
/** | |
* 清除自定义目录下的文件 | |
* | |
* @param dirPath 目录路径 | |
* @return {@code true}: 清除成功<br>{@code false}: 清除失败 | |
*/ | |
public static boolean cleanCustomCache(StringdirPath) { | |
return FileUtils.deleteFilesInDir(dirPath); | |
} | |
/** | |
* 清除自定义目录下的文件 | |
* | |
* @param dir 目录 | |
* @return {@code true}: 清除成功<br>{@code false}: 清除失败 | |
*/ | |
public static boolean cleanCustomCache(Filedir) { | |
return FileUtils.deleteFilesInDir(dir); | |
} | |
} |