Example usage for android.os Environment getExternalStorageDirectory

List of usage examples for android.os Environment getExternalStorageDirectory

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Introduction

In this page you can find the example usage for android.os Environment getExternalStorageDirectory.

Prototype

public static File getExternalStorageDirectory()

Source Link

Document

Return the primary shared/external storage directory.

Usage

From source file:Main.java

public static List<String> getExtSDCardPaths() {
    List<String> paths = new ArrayList<String>();
    String extFileStatus = Environment.getExternalStorageState();
    File extFile = Environment.getExternalStorageDirectory();
    if (extFileStatus.endsWith(Environment.MEDIA_UNMOUNTED) && extFile.exists() && extFile.isDirectory()
            && extFile.canWrite()) {
        paths.add(extFile.getAbsolutePath());
    }//ww  w  .  j  a  v  a 2 s  . c om
    try {
        // obtain executed result of command line code of 'mount', to judge
        // whether tfCard exists by the result
        Runtime runtime = Runtime.getRuntime();
        Process process = runtime.exec("mount");
        InputStream is = process.getInputStream();
        InputStreamReader isr = new InputStreamReader(is);
        BufferedReader br = new BufferedReader(isr);
        String line = null;
        int mountPathIndex = 1;
        while ((line = br.readLine()) != null) {
            // format of sdcard file system: vfat/fuse
            if ((!line.contains("fat") && !line.contains("fuse") && !line.contains("storage"))
                    || line.contains("secure") || line.contains("asec") || line.contains("firmware")
                    || line.contains("shell") || line.contains("obb") || line.contains("legacy")
                    || line.contains("data")) {
                continue;
            }
            String[] parts = line.split(" ");
            int length = parts.length;
            if (mountPathIndex >= length) {
                continue;
            }
            String mountPath = parts[mountPathIndex];
            if (!mountPath.contains("/") || mountPath.contains("data") || mountPath.contains("Data")) {
                continue;
            }
            File mountRoot = new File(mountPath);
            if (!mountRoot.exists() || !mountRoot.isDirectory() || !mountRoot.canWrite()) {
                continue;
            }
            boolean equalsToPrimarySD = mountPath.equals(extFile.getAbsolutePath());
            if (equalsToPrimarySD) {
                continue;
            }
            paths.add(mountPath);
        }
    } catch (IOException e) {
        Log.e(TAG, "IOException:" + e.getMessage());
    }
    return paths;
}

From source file:Main.java

public static String getDirectory(String foldername) {
    //        if (!foldername.startsWith(".")) {
    //            foldername = "." + foldername;
    //        }/* w w  w  .  j  a v a2  s  . c o  m*/
    File directory = null;
    directory = new File(
            Environment.getExternalStorageDirectory().getAbsolutePath() + File.separator + foldername);
    if (!directory.exists()) {
        directory.mkdirs();
    }
    return directory.getAbsolutePath();
}

From source file:Main.java

private static File getExternalCacheDir(Context context) {
    File dataDir = new File(new File(Environment.getExternalStorageDirectory(), "Android"), "data");
    File appCacheDir = new File(new File(dataDir, context.getPackageName()), "cache");
    if (!appCacheDir.exists()) {
        if (!appCacheDir.mkdirs()) {
            Log.w(TAG, "Unable to create external cache directory");
            return null;
        }// w ww  .jav a 2  s  .co  m
        try {
            new File(appCacheDir, ".nomedia").createNewFile();
        } catch (IOException e) {
            Log.i(TAG, "Can't create \".nomedia\" file in application external cache directory");
        }
    }
    return appCacheDir;
}

From source file:Main.java

@TargetApi(Build.VERSION_CODES.KITKAT)
public static String getPath(final Context context, final Uri uri) {
    final boolean isKitKat = isKK();

    // DocumentProvider
    if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) {
        // ExternalStorageProvider
        if (isExternalStorageDocument(uri)) {
            final String docId = DocumentsContract.getDocumentId(uri);
            final String[] split = docId.split(":");
            final String type = split[0];

            if ("primary".equalsIgnoreCase(type)) {
                return Environment.getExternalStorageDirectory() + "/" + split[1];
            }/*from w ww  . ja v  a2  s .co m*/

            // TODO handle non-primary volumes
        }
        // DownloadsProvider
        else if (isDownloadsDocument(uri)) {

            final String id = DocumentsContract.getDocumentId(uri);
            final Uri contentUri = ContentUris.withAppendedId(Uri.parse("content://downloads/public_downloads"),
                    Long.valueOf(id));

            return getDataColumn(context, contentUri, null, null);
        }
        // MediaProvider
        else if (isMediaDocument(uri)) {
            final String docId = DocumentsContract.getDocumentId(uri);
            final String[] split = docId.split(":");
            final String type = split[0];

            Uri contentUri = null;
            if ("image".equals(type)) {
                contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
            } else if ("video".equals(type)) {
                contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
            } else if ("audio".equals(type)) {
                contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
            }

            final String selection = "_id=?";
            final String[] selectionArgs = new String[] { split[1] };

            return getDataColumn(context, contentUri, selection, selectionArgs);
        }
    }
    // MediaStore (and general)
    else if ("content".equalsIgnoreCase(uri.getScheme())) {

        // Return the remote address
        if (isGooglePhotosUri(uri))
            return uri.getLastPathSegment();

        return getDataColumn(context, uri, null, null);
    }
    // File
    else if ("file".equalsIgnoreCase(uri.getScheme())) {
        return uri.getPath();
    }

    return null;
}

From source file:Main.java

public static boolean isEnoughMemory(int fileSize) {
    if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
        int freeSpace = getFreeMemory(Environment.getExternalStorageDirectory().getAbsolutePath());
        if (freeSpace > fileSize) {
            return true;
        } else//from   w  w w.  j  av a  2  s .co m
            return false;

    } else
        return false;
}

From source file:Main.java

public static String getRealPathFromURI(final Context context, final Uri uri) {

    final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;

    // DocumentProvider
    if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) {
        // ExternalStorageProvider
        if (isExternalStorageDocument(uri)) {
            final String docId = DocumentsContract.getDocumentId(uri);
            final String[] split = docId.split(":");
            final String type = split[0];

            if ("primary".equalsIgnoreCase(type)) {
                return Environment.getExternalStorageDirectory() + "/" + split[1];
            }//from   w  w  w. ja v  a 2  s. com

            // TODO handle non-primary volumes
        }
        // DownloadsProvider
        else if (isDownloadsDocument(uri)) {

            final String id = DocumentsContract.getDocumentId(uri);
            final Uri contentUri = ContentUris.withAppendedId(Uri.parse("content://downloads/public_downloads"),
                    Long.valueOf(id));

            return getDataColumn(context, contentUri, null, null);
        }
        // MediaProvider
        else if (isMediaDocument(uri)) {
            final String docId = DocumentsContract.getDocumentId(uri);
            final String[] split = docId.split(":");
            final String type = split[0];

            Uri contentUri = null;
            if ("image".equals(type)) {
                contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
            } else if ("video".equals(type)) {
                contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
            } else if ("audio".equals(type)) {
                contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
            }

            final String selection = "_id=?";
            final String[] selectionArgs = new String[] { split[1] };

            return getDataColumn(context, contentUri, selection, selectionArgs);
        }
    }
    // MediaStore (and general)
    else if ("content".equalsIgnoreCase(uri.getScheme())) {

        // Return the remote address
        if (isGooglePhotosUri(uri))
            return uri.getLastPathSegment();

        return getDataColumn(context, uri, null, null);
    }
    // File
    else if ("file".equalsIgnoreCase(uri.getScheme())) {
        return uri.getPath();
    }

    return null;
}

From source file:Main.java

public static String saveFile(Context c, String filePath, String fileName, byte[] bytes) {
    String fileFullName = "";
    FileOutputStream fos = null;//w  w  w.j a  va2s.  co m
    String dateFolder = new SimpleDateFormat("yyyyMMdd", Locale.CHINA).format(new Date());
    try {
        String suffix = "";
        if (filePath == null || filePath.trim().length() == 0) {
            filePath = Environment.getExternalStorageDirectory() + "/tuiji/" + dateFolder + "/";
        }
        File file = new File(filePath);
        if (!file.exists()) {
            file.mkdirs();
        }
        File fullFile = new File(filePath, fileName + suffix);
        fileFullName = fullFile.getPath();
        fos = new FileOutputStream(new File(filePath, fileName + suffix));
        fos.write(bytes);
    } catch (Exception e) {
        fileFullName = "";
    } finally {
        if (fos != null) {
            try {
                fos.close();
            } catch (IOException e) {
                fileFullName = "";
            }
        }
    }
    return fileFullName;
}

From source file:Main.java

/**
 * Checks whether the filename looks legitimate
 *//*w w  w .  j  av a 2 s. c om*/
static boolean isFilenameValid(String filename, File downloadsDataDir) {
    filename = filename.replaceFirst("/+", "/"); // normalize leading slashes
    return filename.startsWith(Environment.getDownloadCacheDirectory().toString())
            || filename.startsWith(downloadsDataDir.toString())
            || filename.startsWith(Environment.getExternalStorageDirectory().toString());
}

From source file:Main.java

@SuppressLint("NewApi")
public static String getPath(final Context context, final Uri uri) {
    final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;
    // DocumentProvider
    if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) {
        // ExternalStorageProvider
        if (isExternalStorageDocument(uri)) {
            final String docId = DocumentsContract.getDocumentId(uri);
            final String[] split = docId.split(":");
            final String type = split[0];
            if ("primary".equalsIgnoreCase(type)) {
                return Environment.getExternalStorageDirectory() + "/" + split[1];
            }//from w w w .ja  v  a2 s .  c  o  m
            // TODO handle non-primary volumes
        }
        // DownloadsProvider
        else if (isDownloadsDocument(uri)) {
            final String id = DocumentsContract.getDocumentId(uri);
            final Uri contentUri = ContentUris.withAppendedId(Uri.parse("content://downloads/public_downloads"),
                    Long.valueOf(id));
            return getDataColumn(context, contentUri, null, null);
        }
        // MediaProvider
        else if (isMediaDocument(uri)) {
            final String docId = DocumentsContract.getDocumentId(uri);
            final String[] split = docId.split(":");
            final String type = split[0];
            Uri contentUri = null;
            if ("image".equals(type)) {
                contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
            } else if ("video".equals(type)) {
                contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
            } else if ("audio".equals(type)) {
                contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
            }
            final String selection = "_id=?";
            final String[] selectionArgs = new String[] { split[1] };
            return getDataColumn(context, contentUri, selection, selectionArgs);
        }
    }
    // MediaStore (and general)
    else if ("content".equalsIgnoreCase(uri.getScheme())) {
        // Return the remote address
        if (isGooglePhotosUri(uri))
            return uri.getLastPathSegment();
        return getDataColumn(context, uri, null, null);
    }
    // File
    else if ("file".equalsIgnoreCase(uri.getScheme())) {
        return uri.getPath();
    }
    return null;
}

From source file:Main.java

public static void setClickable(final TextView textView) {
    textView.setMovementMethod(LinkMovementMethod.getInstance());
    Spannable sp = (Spannable) textView.getText();
    ImageSpan[] images = sp.getSpans(0, textView.getText().length(), ImageSpan.class);

    for (ImageSpan span : images) {
        final String image_src = span.getSource();
        final int start = sp.getSpanStart(span);
        final int end = sp.getSpanEnd(span);

        ClickableSpan click_span = new ClickableSpan() {
            @Override/* w w w  .  j a v  a2  s. co m*/
            public void onClick(View widget) {
                String[] strs = image_src.split("/");
                String filePath = Environment.getExternalStorageDirectory().getAbsolutePath() + "/LilyClient/"
                        + strs[strs.length - 2] + "-" + strs[strs.length - 1];

                Intent intent = new Intent();
                intent.setAction(Intent.ACTION_VIEW);
                intent.setType("image/*");
                intent.setDataAndType(Uri.fromFile(new File(filePath)), "image/*");
                textView.getContext().startActivity(intent);

            }
        };
        ClickableSpan[] click_spans = sp.getSpans(start, end, ClickableSpan.class);
        if (click_spans.length != 0) {
            for (ClickableSpan c_span : click_spans) {
                sp.removeSpan(c_span);
            }
        }
        sp.setSpan(click_span, start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
    }
}