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@ -374,6 +374,76 @@ public class FileUtil { |
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} |
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} |
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/** |
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* 检查内存空间是否充足 |
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* |
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* @param path 文件路径 |
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* @param fileSize 下载的文件的大小 |
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* @return true 空间足够 |
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*/ |
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public static boolean checkMemorySpace(String path, long fileSize) { |
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File temp = new File(path); |
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if (!temp.exists()){ |
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if (!temp.getParentFile().exists()){ |
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FileUtil.createDir(temp.getParentFile().getPath()); |
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} |
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path = temp.getParentFile().getPath(); |
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} |
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StatFs stat = new StatFs(path); |
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long blockSize = stat.getBlockSize(); |
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long availableBlocks = stat.getAvailableBlocks(); |
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return fileSize <= availableBlocks * blockSize; |
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} |
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/** |
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* 读取下载配置文件 |
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*/ |
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public static Properties loadConfig(File file) { |
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Properties properties = new Properties(); |
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FileInputStream fis = null; |
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if (!file.exists()) { |
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createFile(file.getPath()); |
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} |
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try { |
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fis = new FileInputStream(file); |
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properties.load(fis); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} finally { |
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try { |
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if (fis != null) { |
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fis.close(); |
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} |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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} |
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return properties; |
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} |
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/** |
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* 保存配置文件 |
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*/ |
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public static void saveConfig(File file, Properties properties) { |
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FileOutputStream fos = null; |
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try { |
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fos = new FileOutputStream(file, false); |
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properties.store(fos, null); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} finally { |
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try { |
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if (fos != null) { |
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fos.flush(); |
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fos.close(); |
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} |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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} |
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} |
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/** |
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* 检查SD内存空间是否充足 |
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* |
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@ -381,7 +451,8 @@ public class FileUtil { |
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* @param fileSize 文件大小 |
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* @return {@code false} 内存空间不足,{@code true}内存空间足够 |
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*/ |
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public static boolean checkSDMemorySpace(String filePath, long fileSize) { |
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@Deprecated |
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private static boolean checkSDMemorySpace(String filePath, long fileSize) { |
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List<String> dirs = FileUtil.getSDPathList(AriaConfig.getInstance().getAPP()); |
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if (dirs == null || dirs.isEmpty()) { |
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return true; |
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@ -402,7 +473,7 @@ public class FileUtil { |
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* @param sdcardPath sdcard 根路径 |
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* @return 单位为:byte |
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*/ |
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public static long getAvailableExternalMemorySize(String sdcardPath) { |
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private static long getAvailableExternalMemorySize(String sdcardPath) { |
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StatFs stat = new StatFs(sdcardPath); |
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long blockSize = stat.getBlockSize(); |
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long availableBlocks = stat.getAvailableBlocks(); |
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@ -415,7 +486,7 @@ public class FileUtil { |
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* @param sdcardPath sdcard 根路径 |
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* @return 单位为:byte |
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*/ |
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public static long getTotalExternalMemorySize(String sdcardPath) { |
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private static long getTotalExternalMemorySize(String sdcardPath) { |
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StatFs stat = new StatFs(sdcardPath); |
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long blockSize = stat.getBlockSize(); |
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long totalBlocks = stat.getBlockCount(); |
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@ -425,13 +496,11 @@ public class FileUtil { |
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/** |
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* 获取SD卡目录列表 |
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*/ |
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public static List<String> getSDPathList(Context context) { |
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private static List<String> getSDPathList(Context context) { |
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List<String> paths = null; |
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
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try { |
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paths = getVolumeList(context); |
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} catch (ClassNotFoundException e) { |
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e.printStackTrace(); |
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} catch (NoSuchMethodException e) { |
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e.printStackTrace(); |
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} catch (IllegalAccessException e) { |
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@ -447,59 +516,11 @@ public class FileUtil { |
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return paths; |
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} |
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/** |
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* 读取下载配置文件 |
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*/ |
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public static Properties loadConfig(File file) { |
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Properties properties = new Properties(); |
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FileInputStream fis = null; |
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if (!file.exists()) { |
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createFile(file.getPath()); |
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} |
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try { |
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fis = new FileInputStream(file); |
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properties.load(fis); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} finally { |
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try { |
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if (fis != null) { |
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fis.close(); |
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} |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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} |
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return properties; |
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} |
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/** |
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* 保存配置文件 |
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*/ |
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public static void saveConfig(File file, Properties properties) { |
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FileOutputStream fos = null; |
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try { |
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fos = new FileOutputStream(file, false); |
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properties.store(fos, null); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} finally { |
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try { |
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if (fos != null) { |
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fos.flush(); |
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fos.close(); |
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} |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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} |
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} |
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/** |
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* getSDPathList |
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*/ |
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private static List<String> getVolumeList(final Context context) |
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throws ClassNotFoundException, NoSuchMethodException, InvocationTargetException, |
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throws NoSuchMethodException, InvocationTargetException, |
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IllegalAccessException { |
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List<String> pathList = new ArrayList<>(); |
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@ -589,7 +610,7 @@ public class FileUtil { |
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* |
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* @return paths to all available SD-Cards in the system (include emulated) |
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*/ |
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public static List<String> getStorageDirectories() { |
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private static List<String> getStorageDirectories() { |
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// Final set of paths
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final List<String> rv = new ArrayList<>(); |
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// Primary physical SD-CARD (not emulated)
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