android.os.Environment#getStorageState ( )源码实例Demo

下面列出了android.os.Environment#getStorageState ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： atlas 文件： KernalVersionManager.java

private String getStorageState(File path) {
    if(path.getAbsolutePath().startsWith(KernalConstants.baseContext.getFilesDir().getAbsolutePath())){
        return MEDIA_MOUNTED;
    }
    final int version = Build.VERSION.SDK_INT;
    if (version >= 19) {
        return Environment.getStorageState(path);
    }

    try {
        final String canonicalPath = path.getCanonicalPath();
        final String canonicalExternal = Environment.getExternalStorageDirectory()
                .getCanonicalPath();

        if (canonicalPath.startsWith(canonicalExternal)) {
            return Environment.getExternalStorageState();
        }
    } catch (IOException e) {
    }

    return MEDIA_UNKNOWN;
}

源代码2 项目： atlas 文件： Framework.java

public static String getStorageState(File path) {
    final int version = Build.VERSION.SDK_INT;
    if (version >= 19) {
        return Environment.getStorageState(path);
    }

    try {
        final String canonicalPath = path.getCanonicalPath();
        final String canonicalExternal = Environment.getExternalStorageDirectory()
                .getCanonicalPath();

        if (canonicalPath.startsWith(canonicalExternal)) {
            return Environment.getExternalStorageState();
        }
    } catch (IOException e) {
    }

    return MEDIA_UNKNOWN;
}

源代码3 项目： osmdroid 文件： StorageUtils.java

@SuppressLint("NewApi")
private static List<StorageInfo> getStorageListApi19(Context context) {
    ArrayList<StorageInfo> storageInfos = new ArrayList<>();

    storageInfos.add(new StorageInfo(context.getFilesDir().getAbsolutePath(), true, false, -1));

    ArrayList<File> storageDirs = new ArrayList<>();
    File[] externalDirs = context.getExternalFilesDirs( null);

    for (File externalDir : externalDirs) {
        // "Returned paths may be null if a storage device is unavailable."
        if (externalDir == null) {
            continue;
        }

        String state = Environment.getStorageState(externalDir);
        if (Environment.MEDIA_MOUNTED.equals(state)) {
            storageDirs.add(externalDir);
        }
    }

    for (File storageDir : storageDirs) {
        storageInfos.add(new StorageInfo(storageDir.getAbsolutePath(), false, false, -1));
    }

    return storageInfos;
}

源代码4 项目： FireFiles 文件： HeatMapProvider.java

@TargetApi(Build.VERSION_CODES.KITKAT)
private void updateVolumesLocked() {
    mRoots.clear();
    mIdToPath.clear();
    mIdToRoot.clear();
    
    int count = 0;
    StorageUtils storageUtils = new StorageUtils(getContext());
    for (StorageVolume volume : storageUtils.getStorageMounts()) {
        final File path = volume.getPathFile();
        if(Utils.hasKitKat()){
     	String state = Environment.getStorageState(path);
         final boolean mounted = Environment.MEDIA_MOUNTED.equals(state)
                 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(state);
         if (!mounted) continue;
        }
        final String rootId;
        if (volume.isPrimary() && volume.isEmulated()) {
            rootId = ROOT_ID_PRIMARY_EMULATED;
        } else if (volume.getUuid() != null) {
            rootId = ROOT_ID_SECONDARY + volume.getUserLabel();
        } else {
            Log.d(TAG, "Missing UUID for " + volume.getPath() + "; skipping");
            continue;
        }

        if (mIdToPath.containsKey(rootId)) {
            Log.w(TAG, "Duplicate UUID " + rootId + "; skipping");
            continue;
        }

        try {
        	if(null == path.listFiles()){
        		continue;
        	}
            mIdToPath.put(rootId, path);
            final RootInfo root = new RootInfo();
            
            root.rootId = rootId;
            root.flags = Document.FLAG_SUPPORTS_THUMBNAIL;
            if (ROOT_ID_PRIMARY_EMULATED.equals(rootId)) {
                root.title = getContext().getString(R.string.root_internal_storage);
            } else {
            	count++;
                root.title = getContext().getString(R.string.root_external_storage) + " " + count;// + volume.getLabel();
            }
            root.docId = getDocIdForFile(path);
            mRoots.add(root);
            mIdToRoot.put(rootId, root);
        } catch (FileNotFoundException e) {
            throw new IllegalStateException(e);
        }
    }

    Log.d(TAG, "After updating volumes, found " + mRoots.size() + " active roots");

    getContext().getContentResolver()
            .notifyChange(DocumentsContract.buildRootsUri(AUTHORITY), null, false);
}

源代码5 项目： FireFiles 文件： HeatMapProvider.java

@TargetApi(Build.VERSION_CODES.KITKAT)
private void updateVolumesLocked() {
    mRoots.clear();
    mIdToPath.clear();
    mIdToRoot.clear();
    
    int count = 0;
    StorageUtils storageUtils = new StorageUtils(getContext());
    for (StorageVolume volume : storageUtils.getStorageMounts()) {
        final File path = volume.getPathFile();
        if(Utils.hasKitKat()){
     	String state = Environment.getStorageState(path);
         final boolean mounted = Environment.MEDIA_MOUNTED.equals(state)
                 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(state);
         if (!mounted) continue;
        }
        final String rootId;
        if (volume.isPrimary() && volume.isEmulated()) {
            rootId = ROOT_ID_PRIMARY_EMULATED;
        } else if (volume.getUuid() != null) {
            rootId = ROOT_ID_SECONDARY + volume.getUserLabel();
        } else {
            Log.d(TAG, "Missing UUID for " + volume.getPath() + "; skipping");
            continue;
        }

        if (mIdToPath.containsKey(rootId)) {
            Log.w(TAG, "Duplicate UUID " + rootId + "; skipping");
            continue;
        }

        try {
        	if(null == path.listFiles()){
        		continue;
        	}
            mIdToPath.put(rootId, path);
            final RootInfo root = new RootInfo();
            
            root.rootId = rootId;
            root.flags = Document.FLAG_SUPPORTS_THUMBNAIL;
            if (ROOT_ID_PRIMARY_EMULATED.equals(rootId)) {
                root.title = getContext().getString(R.string.root_internal_storage);
            } else {
            	count++;
                root.title = getContext().getString(R.string.root_external_storage) + " " + count;// + volume.getLabel();
            }
            root.docId = getDocIdForFile(path);
            mRoots.add(root);
            mIdToRoot.put(rootId, root);
        } catch (FileNotFoundException e) {
            throw new IllegalStateException(e);
        }
    }

    Log.d(TAG, "After updating volumes, found " + mRoots.size() + " active roots");

    getContext().getContentResolver()
            .notifyChange(DocumentsContract.buildRootsUri(AUTHORITY), null, false);
}

源代码6 项目： FireFiles 文件： HeatMapProvider.java

@TargetApi(Build.VERSION_CODES.KITKAT)
private void updateVolumesLocked() {
    mRoots.clear();
    mIdToPath.clear();
    mIdToRoot.clear();
    
    int count = 0;
    StorageUtils storageUtils = new StorageUtils(getContext());
    for (StorageVolume volume : storageUtils.getStorageMounts()) {
        final File path = volume.getPathFile();
        if(Utils.hasKitKat()){
     	String state = Environment.getStorageState(path);
         final boolean mounted = Environment.MEDIA_MOUNTED.equals(state)
                 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(state);
         if (!mounted) continue;
        }
        final String rootId;
        if (volume.isPrimary() && volume.isEmulated()) {
            rootId = ROOT_ID_PRIMARY_EMULATED;
        } else if (volume.getUuid() != null) {
            rootId = ROOT_ID_SECONDARY + volume.getUserLabel();
        } else {
            Log.d(TAG, "Missing UUID for " + volume.getPath() + "; skipping");
            continue;
        }

        if (mIdToPath.containsKey(rootId)) {
            Log.w(TAG, "Duplicate UUID " + rootId + "; skipping");
            continue;
        }

        try {
        	if(null == path.listFiles()){
        		continue;
        	}
            mIdToPath.put(rootId, path);
            final RootInfo root = new RootInfo();
            
            root.rootId = rootId;
            root.flags = Document.FLAG_SUPPORTS_THUMBNAIL;
            if (ROOT_ID_PRIMARY_EMULATED.equals(rootId)) {
                root.title = getContext().getString(R.string.root_internal_storage);
            } else {
            	count++;
                root.title = getContext().getString(R.string.root_external_storage) + " " + count;// + volume.getLabel();
            }
            root.docId = getDocIdForFile(path);
            mRoots.add(root);
            mIdToRoot.put(rootId, root);
        } catch (FileNotFoundException e) {
            throw new IllegalStateException(e);
        }
    }

    Log.d(TAG, "After updating volumes, found " + mRoots.size() + " active roots");

    getContext().getContentResolver()
            .notifyChange(DocumentsContract.buildRootsUri(AUTHORITY), null, false);
}

源代码7 项目： adt-leanback-support 文件： EnvironmentCompatKitKat.java

public static String getStorageState(File path) {
    return Environment.getStorageState(path);
}

源代码8 项目： V.FlyoutTest 文件： EnvironmentCompatKitKat.java

public static String getStorageState(File path) {
    return Environment.getStorageState(path);
}

源代码9 项目： guideshow 文件： EnvironmentCompatKitKat.java

public static String getStorageState(File path) {
    return Environment.getStorageState(path);
}