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Fixed issue where SD Card is not readable (See release notes)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| package com.hbisoft.pickit; | ||
| import android.annotation.SuppressLint; | ||
| import android.content.Context; | ||
| import android.os.Build; | ||
| import android.os.Environment; | ||
| import android.text.TextUtils; | ||
|
|
||
| import java.io.File; | ||
| import java.util.ArrayList; | ||
| import java.util.Collections; | ||
| import java.util.HashSet; | ||
| import java.util.List; | ||
| import java.util.Set; | ||
|
|
||
| // This has not been tested extensively | ||
| // Feedback is needed from developers | ||
| // Some devices do not accept accessing the SD Card UID | ||
| // If the device doesn't allow using the UID, we have to replace it with the name of the SD Card. | ||
|
|
||
| public class SDUtil { | ||
| private static final String EXTERNAL_STORAGE = System.getenv("EXTERNAL_STORAGE"); | ||
| private static final String SECONDARY_STORAGES = System.getenv("SECONDARY_STORAGE"); | ||
| private static final String EMULATED_STORAGE_TARGET = System.getenv("EMULATED_STORAGE_TARGET"); | ||
|
|
||
| public static String[] getStorageDirectories(Context context) { | ||
| final Set<String> availableDirectoriesSet = new HashSet<>(); | ||
|
|
||
| if (!TextUtils.isEmpty(EMULATED_STORAGE_TARGET)) { | ||
| availableDirectoriesSet.add(getEmulatedStorageTarget()); | ||
| } else { | ||
| availableDirectoriesSet.addAll(getExternalStorage(context)); | ||
| } | ||
|
|
||
| Collections.addAll(availableDirectoriesSet, getAllSecondaryStorages()); | ||
| String[] storagesArray = new String[availableDirectoriesSet.size()]; | ||
| return availableDirectoriesSet.toArray(storagesArray); | ||
| } | ||
|
|
||
| private static Set<String> getExternalStorage(Context context) { | ||
| final Set<String> availableDirectoriesSet = new HashSet<>(); | ||
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { | ||
| File[] files = getExternalFilesDirs(context); | ||
| for (File file : files) { | ||
| if (file != null) { | ||
| String applicationSpecificAbsolutePath = file.getAbsolutePath(); | ||
| String rootPath = applicationSpecificAbsolutePath.substring(9, applicationSpecificAbsolutePath.indexOf("Android/data") | ||
| ); | ||
|
|
||
| rootPath = rootPath.substring(rootPath.indexOf("/storage/") + 1); | ||
| rootPath = rootPath.substring(0, rootPath.indexOf("/")); | ||
|
|
||
| if (!rootPath.equals("emulated")) { | ||
| availableDirectoriesSet.add(rootPath); | ||
| } | ||
| } | ||
| } | ||
| } else { | ||
| if (TextUtils.isEmpty(EXTERNAL_STORAGE)) { | ||
| availableDirectoriesSet.addAll(getAvailablePhysicalPaths()); | ||
| } else { | ||
| availableDirectoriesSet.add(EXTERNAL_STORAGE); | ||
| } | ||
| } | ||
| return availableDirectoriesSet; | ||
| } | ||
|
|
||
| private static String getEmulatedStorageTarget() { | ||
| String rawStorageId = ""; | ||
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { | ||
| final String path = Environment.getExternalStorageDirectory().getAbsolutePath(); | ||
| final String[] folders = path.split(File.separator); | ||
| final String lastSegment = folders[folders.length - 1]; | ||
| if (!TextUtils.isEmpty(lastSegment) && TextUtils.isDigitsOnly(lastSegment)) { | ||
| rawStorageId = lastSegment; | ||
| } | ||
| } | ||
|
|
||
| if (TextUtils.isEmpty(rawStorageId)) { | ||
| return EMULATED_STORAGE_TARGET; | ||
| } else { | ||
| return EMULATED_STORAGE_TARGET + File.separator + rawStorageId; | ||
| } | ||
| } | ||
|
|
||
| private static String[] getAllSecondaryStorages() { | ||
| if (!TextUtils.isEmpty(SECONDARY_STORAGES)) { | ||
| return SECONDARY_STORAGES.split(File.pathSeparator); | ||
| } | ||
| return new String[0]; | ||
| } | ||
|
|
||
| private static List<String> getAvailablePhysicalPaths() { | ||
| List<String> availablePhysicalPaths = new ArrayList<>(); | ||
| for (String physicalPath : KNOWN_PHYSICAL_PATHS) { | ||
| File file = new File(physicalPath); | ||
| if (file.exists()) { | ||
| availablePhysicalPaths.add(physicalPath); | ||
| } | ||
| } | ||
| return availablePhysicalPaths; | ||
| } | ||
|
|
||
| private static File[] getExternalFilesDirs(Context context) { | ||
| if (Build.VERSION.SDK_INT >= 19) { | ||
| return context.getExternalFilesDirs(null); | ||
| } else { | ||
| return new File[]{context.getExternalFilesDir(null)}; | ||
| } | ||
| } | ||
|
|
||
| @SuppressLint("SdCardPath") | ||
| @SuppressWarnings("SpellCheckingInspection") | ||
| private static final String[] KNOWN_PHYSICAL_PATHS = new String[]{ | ||
| "/storage/sdcard0", | ||
| "/storage/sdcard1", | ||
| "/storage/extsdcard", | ||
| "/storage/sdcard0/external_sdcard", | ||
| "/mnt/extsdcard", | ||
| "/mnt/sdcard/external_sd", | ||
| "/mnt/sdcard/ext_sd", | ||
| "/mnt/external_sd", | ||
| "/mnt/media_rw/sdcard1", | ||
| "/removable/microsd", | ||
| "/mnt/emmc", | ||
| "/storage/external_SD", | ||
| "/storage/ext_sd", | ||
| "/storage/removable/sdcard1", | ||
| "/data/sdext", | ||
| "/data/sdext2", | ||
| "/data/sdext3", | ||
| "/data/sdext4", | ||
| "/sdcard1", | ||
| "/sdcard2", | ||
| "/storage/microsd" | ||
| }; | ||
| } |
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