Example usage for android.content ContentResolver getType

List of usage examples for android.content ContentResolver getType

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  4. android.content.*
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  6. getType

Introduction

In this page you can find the example usage for android.content ContentResolver getType.

Prototype

public final @Nullable String getType(@NonNull Uri url)

Source Link

Document

Return the MIME type of the given content URL.

Usage

From source file:Main.java

/**
 * Return text content of clipboard as individual lines 
 * @param ctx/*from w w  w  .j  a v  a 2s .  c  o  m*/
 * @return
 */
@SuppressLint("NewApi")
private static ArrayList<String> getTextLines(Context ctx) {

    String EOL = "\\r?\\n|\\r";

    if (checkForText(ctx)) {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
            ClipData.Item item = clipboard.getPrimaryClip().getItemAt(0);

            // Gets the clipboard as text.
            CharSequence cs = item.getText();
            if (cs == null) { // item might be an URI
                Uri pasteUri = item.getUri();
                if (pasteUri != null) { // FIXME untested
                    try {
                        Log.d("ClipboardUtils", "Clipboard contains an uri");
                        ContentResolver cr = ctx.getContentResolver();
                        String uriMimeType = cr.getType(pasteUri);
                        //               pasteData = resolveUri(pasteUri);
                        // If the return value is not null, the Uri is a content Uri
                        if (uriMimeType != null) {

                            // Does the content provider offer a MIME type that the current application can use?
                            if (uriMimeType.equals(ClipDescription.MIMETYPE_TEXT_PLAIN)) {

                                // Get the data from the content provider.
                                Cursor pasteCursor = cr.query(pasteUri, null, null, null, null);

                                // If the Cursor contains data, move to the first record
                                if (pasteCursor != null) {
                                    if (pasteCursor.moveToFirst()) {
                                        String pasteData = pasteCursor.getString(0);
                                        return new ArrayList<String>(Arrays.asList(pasteData.split(EOL)));
                                    }
                                    // close the Cursor
                                    pasteCursor.close();
                                }
                            }
                        }
                    } catch (Exception e) { // FIXME given that the above is unteted, cath all here
                        Log.e("ClipboardUtils", "Resolving URI failed " + e);
                        e.printStackTrace();
                        return null;
                    }
                }
            } else {
                Log.d("ClipboardUtils", "Clipboard contains text");
                String pasteData = cs.toString();
                return new ArrayList<String>(Arrays.asList(pasteData.split(EOL)));
            }
        } else {
            // Gets the clipboard as text.
            @SuppressWarnings("deprecation")
            CharSequence cs = oldClipboard.getText();
            if (cs != null) {
                String pasteData = cs.toString();
                if (pasteData != null) { // should always be the case
                    return new ArrayList<String>(Arrays.asList(pasteData.split(EOL)));
                }
            }
        }
        Log.e("ClipboardUtils", "Clipboard contains an invalid data type");
    }
    return null;
}

From source file:de.petermoesenthin.alarming.util.FileUtil.java

/**
 * Returns a mime type for a file in given path.
 *
 * @param path Path to the file.// w w w .j  a  v a2s. c  o m
 * @return Null if no MIME type is found.
 */
public static String getMimeType(Context context, String path) {
    Log.d(DEBUG_TAG, "Checking mime type for " + path);
    String mimeType = null;
    String extension = FilenameUtils.getExtension(path);
    if (extension != null) {
        MimeTypeMap mime = MimeTypeMap.getSingleton();
        mimeType = mime.getMimeTypeFromExtension(extension);
        Log.d(DEBUG_TAG, "MimeTypeMap found " + mimeType + " for extension " + extension);
    }
    if (mimeType == null) {
        ContentResolver contentResolver = context.getContentResolver();
        mimeType = contentResolver.getType(Uri.parse(path));
        Log.d(DEBUG_TAG, "ContentResolver found " + mimeType + ".");
    }
    return mimeType;
}

From source file:Main.java

/**
 * Transforms the given Uri and returns a Lookup-Uri that represents the contact.
 * For legacy contacts, a raw-contact lookup is performed. An {@link IllegalArgumentException}
 * can be thrown if the URI is null or the authority is not recognized.
 *
 * Do not call from the UI thread.//  w w w  . j  ava2  s.  co m
 */
@SuppressWarnings("deprecation")
public static Uri ensureIsContactUri(final ContentResolver resolver, final Uri uri)
        throws IllegalArgumentException {
    if (uri == null)
        throw new IllegalArgumentException("uri must not be null");

    final String authority = uri.getAuthority();

    // Current Style Uri?
    if (ContactsContract.AUTHORITY.equals(authority)) {
        final String type = resolver.getType(uri);
        // Contact-Uri? Good, return it
        if (ContactsContract.Contacts.CONTENT_ITEM_TYPE.equals(type)) {
            return uri;
        }

        // RawContact-Uri? Transform it to ContactUri
        if (RawContacts.CONTENT_ITEM_TYPE.equals(type)) {
            final long rawContactId = ContentUris.parseId(uri);
            return RawContacts.getContactLookupUri(resolver,
                    ContentUris.withAppendedId(RawContacts.CONTENT_URI, rawContactId));
        }

        // Anything else? We don't know what this is
        throw new IllegalArgumentException("uri format is unknown");
    }

    // Legacy Style? Convert to RawContact
    final String OBSOLETE_AUTHORITY = Contacts.AUTHORITY;
    if (OBSOLETE_AUTHORITY.equals(authority)) {
        // Legacy Format. Convert to RawContact-Uri and then lookup the contact
        final long rawContactId = ContentUris.parseId(uri);
        return RawContacts.getContactLookupUri(resolver,
                ContentUris.withAppendedId(RawContacts.CONTENT_URI, rawContactId));
    }

    throw new IllegalArgumentException("uri authority is unknown");
}

From source file:mobisocial.musubi.objects.FileObj.java

public static Obj from(Context context, Uri dataUri) throws IOException {
    //TODO: is this the proper way to do it?
    if (dataUri == null) {
        throw new NullPointerException();
    }//www  .  j a  va  2s.co m
    ContentResolver cr = context.getContentResolver();
    InputStream in = cr.openInputStream(dataUri);
    long length = in.available();

    String ext;
    String mimeType;
    String filename;

    MimeTypeMap mimeTypeMap = MimeTypeMap.getSingleton();
    if ("content".equals(dataUri.getScheme())) {
        ContentResolver resolver = context.getContentResolver();
        mimeType = resolver.getType(dataUri);
        ext = mimeTypeMap.getExtensionFromMimeType(mimeType);
        filename = "Musubi-" + sDateFormat.format(new Date());
    } else {
        ext = MimeTypeMap.getFileExtensionFromUrl(dataUri.toString());
        mimeType = mimeTypeMap.getMimeTypeFromExtension(ext);
        filename = Uri.parse(dataUri.toString()).getLastPathSegment();
        if (filename == null) {
            filename = "Musubi-" + sDateFormat.format(new Date());
        }
    }

    if (mimeType == null || mimeType.isEmpty()) {
        throw new IOException("Unidentified mime type");
    }

    if (ext == null || ext.isEmpty()) {
        ext = mimeTypeMap.getExtensionFromMimeType(mimeType);
    }

    if (!ext.isEmpty() && !filename.endsWith(ext)) {
        filename = filename + "." + ext;
    }

    if (mimeType.startsWith("video/")) {
        return VideoObj.from(context, dataUri, mimeType);
    } else if (mimeType.startsWith("image/")) {
        return PictureObj.from(context, dataUri, true);
    }

    if (length > EMBED_SIZE_LIMIT) {
        if (length > CORRAL_SIZE_LIMIT) {
            throw new IOException("file too large for push");
        } else {
            return fromCorral(context, mimeType, filename, length, dataUri);
        }
    } else {
        in = cr.openInputStream(dataUri);
        return from(mimeType, filename, length, IOUtils.toByteArray(in));
    }
}

From source file:com.cyberocw.habittodosecretary.file.StorageHelper.java

/**
 * Retrieves uri mime-type using ContentResolver
 *
 * @param mContext//from  w w w.j  a  va  2s .co m
 * @param uri
 * @return
 */
public static String getMimeType(Context mContext, Uri uri) {
    ContentResolver cR = mContext.getContentResolver();
    String mimeType = cR.getType(uri);
    if (mimeType == null) {
        mimeType = getMimeType(uri.toString());
    }
    return mimeType;
}

From source file:mobisocial.musubi.objects.PictureObj.java

public static MemObj from(Context context, Uri imageUri, boolean referenceOrig, String text)
        throws IOException {
    // Query gallery for camera picture via
    // Android ContentResolver interface
    ContentResolver cr = context.getContentResolver();

    UriImage image = new UriImage(context, imageUri);
    byte[] data = image.getResizedImageData(MAX_IMAGE_WIDTH, MAX_IMAGE_HEIGHT, MAX_IMAGE_SIZE);

    JSONObject base = new JSONObject();
    // Maintain a reference to original file
    try {/*from  ww  w.  j  a v a  2 s .c  o  m*/
        String type = cr.getType(imageUri);
        if (type == null) {
            type = "image/jpeg";
        }

        if (text != null && !text.isEmpty()) {
            base.put(TEXT, text);
        }
        base.put(CorralDownloadClient.OBJ_MIME_TYPE, type);
        if (referenceOrig) {
            base.put(CorralDownloadClient.OBJ_LOCAL_URI, imageUri.toString());
            String localIp = ContentCorral.getLocalIpAddress();
            // TODO: Share IP if allowed for the given feed
            if (localIp != null && MusubiBaseActivity.isDeveloperModeEnabled(context)) {
                base.put(DbContactAttributes.ATTR_LAN_IP, localIp);
            }
        }
    } catch (JSONException e) {
        Log.e(TAG, "impossible json error possible!");
    }
    return new MemObj(TYPE, base, data);
}

From source file:com.github.chenxiaolong.dualbootpatcher.FileUtils.java

public static UriMetadata[] queryUriMetadata(ContentResolver cr, Uri... uris) {
    ThreadUtils.enforceExecutionOnNonMainThread();

    UriMetadata[] metadatas = new UriMetadata[uris.length];
    for (int i = 0; i < metadatas.length; i++) {
        UriMetadata metadata = new UriMetadata();
        metadatas[i] = metadata;/*ww  w  .ja  v a  2 s.com*/
        metadata.uri = uris[i];
        metadata.mimeType = cr.getType(metadata.uri);

        if (SAF_SCHEME.equals(metadata.uri.getScheme())) {
            Cursor cursor = cr.query(metadata.uri, null, null, null, null, null);
            try {
                if (cursor != null && cursor.moveToFirst()) {
                    int nameIndex = cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME);
                    int sizeIndex = cursor.getColumnIndex(OpenableColumns.SIZE);

                    metadata.displayName = cursor.getString(nameIndex);
                    if (cursor.isNull(sizeIndex)) {
                        metadata.size = -1;
                    } else {
                        metadata.size = cursor.getLong(sizeIndex);
                    }
                }
            } finally {
                IOUtils.closeQuietly(cursor);
            }
        } else if (FILE_SCHEME.equals(metadata.uri.getScheme())) {
            metadata.displayName = metadata.uri.getLastPathSegment();
            metadata.size = new File(metadata.uri.getPath()).length();
        } else {
            throw new IllegalArgumentException("Cannot handle URI: " + metadata.uri);
        }
    }

    return metadatas;
}

From source file:com.amarinfingroup.net.utilities.EncryptionUtils.java

/**
 * Retrieve the encryption information for this uri.
 *
 * @param mUri either an instance URI (if previously saved) or a form URI
 * @param instanceMetadata/*from w  ww .  java  2  s  .  c om*/
 * @return
 */
public static EncryptedFormInformation getEncryptedFormInformation(Uri mUri,
        InstanceMetadata instanceMetadata) {

    ContentResolver cr = Collect.getInstance().getContentResolver();

    // fetch the form information
    String formId;
    String formVersion;
    PublicKey pk;
    Base64Wrapper wrapper;

    Cursor formCursor = null;
    try {
        if (cr.getType(mUri) == InstanceColumns.CONTENT_ITEM_TYPE) {
            // chain back to the Form record...
            String[] selectionArgs = null;
            String selection = null;
            Cursor instanceCursor = null;
            try {
                instanceCursor = cr.query(mUri, null, null, null, null);
                if (instanceCursor.getCount() != 1) {
                    Log.e(t, "Not exactly one record for this instance!");
                    return null; // save unencrypted.
                }
                instanceCursor.moveToFirst();
                String jrFormId = instanceCursor
                        .getString(instanceCursor.getColumnIndex(InstanceColumns.JR_FORM_ID));
                int idxJrVersion = instanceCursor.getColumnIndex(InstanceColumns.JR_VERSION);
                if (!instanceCursor.isNull(idxJrVersion)) {
                    selectionArgs = new String[] { jrFormId, instanceCursor.getString(idxJrVersion) };
                    selection = FormsColumns.JR_FORM_ID + " =? AND " + FormsColumns.JR_VERSION + "=?";
                } else {
                    selectionArgs = new String[] { jrFormId };
                    selection = FormsColumns.JR_FORM_ID + " =? AND " + FormsColumns.JR_VERSION + " IS NULL";
                }
            } finally {
                if (instanceCursor != null) {
                    instanceCursor.close();
                }
            }

            formCursor = cr.query(FormsColumns.CONTENT_URI, null, selection, selectionArgs, null);

            if (formCursor.getCount() != 1) {
                Log.e(t, "Not exactly one blank form matches this jr_form_id");
                return null; // save unencrypted
            }
            formCursor.moveToFirst();
        } else if (cr.getType(mUri) == FormsColumns.CONTENT_ITEM_TYPE) {
            formCursor = cr.query(mUri, null, null, null, null);
            if (formCursor.getCount() != 1) {
                Log.e(t, "Not exactly one blank form!");
                return null; // save unencrypted.
            }
            formCursor.moveToFirst();
        }

        formId = formCursor.getString(formCursor.getColumnIndex(FormsColumns.JR_FORM_ID));
        if (formId == null || formId.length() == 0) {
            Log.e(t, "No FormId specified???");
            return null;
        }
        int idxVersion = formCursor.getColumnIndex(FormsColumns.JR_VERSION);
        int idxBase64RsaPublicKey = formCursor.getColumnIndex(FormsColumns.BASE64_RSA_PUBLIC_KEY);
        formVersion = formCursor.isNull(idxVersion) ? null : formCursor.getString(idxVersion);
        String base64RsaPublicKey = formCursor.isNull(idxBase64RsaPublicKey) ? null
                : formCursor.getString(idxBase64RsaPublicKey);

        if (base64RsaPublicKey == null || base64RsaPublicKey.length() == 0) {
            return null; // this is legitimately not an encrypted form
        }

        int version = android.os.Build.VERSION.SDK_INT;
        if (version < 8) {
            Log.e(t, "Phone does not support encryption.");
            return null; // save unencrypted
        }

        // this constructor will throw an exception if we are not
        // running on version 8 or above (if Base64 is not found).
        try {
            wrapper = new Base64Wrapper();
        } catch (ClassNotFoundException e) {
            Log.e(t, "Phone does not have Base64 class but API level is " + version);
            e.printStackTrace();
            return null; // save unencrypted
        }

        // OK -- Base64 decode (requires API Version 8 or higher)
        byte[] publicKey = wrapper.decode(base64RsaPublicKey);
        X509EncodedKeySpec publicKeySpec = new X509EncodedKeySpec(publicKey);
        KeyFactory kf;
        try {
            kf = KeyFactory.getInstance(RSA_ALGORITHM);
        } catch (NoSuchAlgorithmException e) {
            Log.e(t, "Phone does not support RSA encryption.");
            e.printStackTrace();
            return null;
        }
        try {
            pk = kf.generatePublic(publicKeySpec);
        } catch (InvalidKeySpecException e) {
            e.printStackTrace();
            Log.e(t, "Invalid RSA public key.");
            return null;
        }
    } finally {
        if (formCursor != null) {
            formCursor.close();
        }
    }

    // submission must have an OpenRosa metadata block with a non-null
    // instanceID value.
    if (instanceMetadata.instanceId == null) {
        Log.e(t, "No OpenRosa metadata block or no instanceId defined in that block");
        return null;
    }

    // For now, prevent encryption if the BouncyCastle implementation is not present.
    // https://code.google.com/p/opendatakit/issues/detail?id=918
    try {
        Cipher.getInstance(EncryptionUtils.SYMMETRIC_ALGORITHM, ENCRYPTION_PROVIDER);
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
        Log.e(t, "No BouncyCastle implementation of symmetric algorithm!");
        return null;
    } catch (NoSuchProviderException e) {
        e.printStackTrace();
        Log.e(t, "No BouncyCastle provider for implementation of symmetric algorithm!");
        return null;
    } catch (NoSuchPaddingException e) {
        e.printStackTrace();
        Log.e(t, "No BouncyCastle provider for padding implementation of symmetric algorithm!");
        return null;
    }

    return new EncryptedFormInformation(formId, formVersion, instanceMetadata, pk, wrapper);
}

From source file:cd.education.data.collector.android.utilities.EncryptionUtils.java

/**
 * Retrieve the encryption information for this uri.
 *
 * @param mUri either an instance URI (if previously saved) or a form URI
 * @param instanceMetadata/*from w w  w . j a v  a2s.  c o m*/
 * @return
 */
public static EncryptedFormInformation getEncryptedFormInformation(Uri mUri,
        FormController.InstanceMetadata instanceMetadata) {

    ContentResolver cr = Collect.getInstance().getContentResolver();

    // fetch the form information
    String formId;
    String formVersion;
    PublicKey pk;
    Base64Wrapper wrapper;

    Cursor formCursor = null;
    try {
        if (cr.getType(mUri) == InstanceColumns.CONTENT_ITEM_TYPE) {
            // chain back to the Form record...
            String[] selectionArgs = null;
            String selection = null;
            Cursor instanceCursor = null;
            try {
                instanceCursor = cr.query(mUri, null, null, null, null);
                if (instanceCursor.getCount() != 1) {
                    Log.e(t, "Not exactly one record for this instance!");
                    return null; // save unencrypted.
                }
                instanceCursor.moveToFirst();
                String jrFormId = instanceCursor
                        .getString(instanceCursor.getColumnIndex(InstanceColumns.JR_FORM_ID));
                int idxJrVersion = instanceCursor.getColumnIndex(InstanceColumns.JR_VERSION);
                if (!instanceCursor.isNull(idxJrVersion)) {
                    selectionArgs = new String[] { jrFormId, instanceCursor.getString(idxJrVersion) };
                    selection = FormsColumns.JR_FORM_ID + " =? AND " + FormsColumns.JR_VERSION + "=?";
                } else {
                    selectionArgs = new String[] { jrFormId };
                    selection = FormsColumns.JR_FORM_ID + " =? AND " + FormsColumns.JR_VERSION + " IS NULL";
                }
            } finally {
                if (instanceCursor != null) {
                    instanceCursor.close();
                }
            }

            formCursor = cr.query(FormsColumns.CONTENT_URI, null, selection, selectionArgs, null);

            if (formCursor.getCount() != 1) {
                Log.e(t, "Not exactly one blank form matches this jr_form_id");
                return null; // save unencrypted
            }
            formCursor.moveToFirst();
        } else if (cr.getType(mUri) == FormsColumns.CONTENT_ITEM_TYPE) {
            formCursor = cr.query(mUri, null, null, null, null);
            if (formCursor.getCount() != 1) {
                Log.e(t, "Not exactly one blank form!");
                return null; // save unencrypted.
            }
            formCursor.moveToFirst();
        }

        formId = formCursor.getString(formCursor.getColumnIndex(FormsColumns.JR_FORM_ID));
        if (formId == null || formId.length() == 0) {
            Log.e(t, "No FormId specified???");
            return null;
        }
        int idxVersion = formCursor.getColumnIndex(FormsColumns.JR_VERSION);
        int idxBase64RsaPublicKey = formCursor.getColumnIndex(FormsColumns.BASE64_RSA_PUBLIC_KEY);
        formVersion = formCursor.isNull(idxVersion) ? null : formCursor.getString(idxVersion);
        String base64RsaPublicKey = formCursor.isNull(idxBase64RsaPublicKey) ? null
                : formCursor.getString(idxBase64RsaPublicKey);

        if (base64RsaPublicKey == null || base64RsaPublicKey.length() == 0) {
            return null; // this is legitimately not an encrypted form
        }

        int version = android.os.Build.VERSION.SDK_INT;
        if (version < 8) {
            Log.e(t, "Phone does not support encryption.");
            return null; // save unencrypted
        }

        // this constructor will throw an exception if we are not
        // running on version 8 or above (if Base64 is not found).
        try {
            wrapper = new Base64Wrapper();
        } catch (ClassNotFoundException e) {
            Log.e(t, "Phone does not have Base64 class but API level is " + version);
            e.printStackTrace();
            return null; // save unencrypted
        }

        // OK -- Base64 decode (requires API Version 8 or higher)
        byte[] publicKey = wrapper.decode(base64RsaPublicKey);
        X509EncodedKeySpec publicKeySpec = new X509EncodedKeySpec(publicKey);
        KeyFactory kf;
        try {
            kf = KeyFactory.getInstance(RSA_ALGORITHM);
        } catch (NoSuchAlgorithmException e) {
            Log.e(t, "Phone does not support RSA encryption.");
            e.printStackTrace();
            return null;
        }
        try {
            pk = kf.generatePublic(publicKeySpec);
        } catch (InvalidKeySpecException e) {
            e.printStackTrace();
            Log.e(t, "Invalid RSA public key.");
            return null;
        }
    } finally {
        if (formCursor != null) {
            formCursor.close();
        }
    }

    // submission must have an OpenRosa metadata block with a non-null
    // instanceID value.
    if (instanceMetadata.instanceId == null) {
        Log.e(t, "No OpenRosa metadata block or no instanceId defined in that block");
        return null;
    }

    // For now, prevent encryption if the BouncyCastle implementation is not present.
    // https://code.google.com/p/opendatakit/issues/detail?id=918
    try {
        Cipher.getInstance(EncryptionUtils.SYMMETRIC_ALGORITHM, ENCRYPTION_PROVIDER);
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
        Log.e(t, "No BouncyCastle implementation of symmetric algorithm!");
        return null;
    } catch (NoSuchProviderException e) {
        e.printStackTrace();
        Log.e(t, "No BouncyCastle provider for implementation of symmetric algorithm!");
        return null;
    } catch (NoSuchPaddingException e) {
        e.printStackTrace();
        Log.e(t, "No BouncyCastle provider for padding implementation of symmetric algorithm!");
        return null;
    }

    return new EncryptedFormInformation(formId, formVersion, instanceMetadata, pk, wrapper);
}

From source file:mil.nga.giat.mage.sdk.utils.MediaUtility.java

public static File copyMediaFromUri(Context context, Uri uri) throws IOException {
    InputStream is = null;//  ww w. j  a  v  a  2  s  . com
    OutputStream os = null;
    try {
        ContentResolver contentResolver = context.getContentResolver();

        String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
        String imageFileName = "MAGE_" + timeStamp;

        MimeTypeMap mime = MimeTypeMap.getSingleton();
        String extension = "." + mime.getExtensionFromMimeType(contentResolver.getType(uri));

        File directory = context.getExternalFilesDir("media");
        File file = File.createTempFile(imageFileName, /* prefix */
                extension, /* suffix */
                directory /* directory */
        );

        is = contentResolver.openInputStream(uri);
        os = new FileOutputStream(file);
        ByteStreams.copy(is, os);

        return file;
    } finally {
        if (is != null) {
            try {
                is.close();
            } catch (IOException e) {
            }
        }

        if (os != null) {
            try {
                os.close();
            } catch (IOException e) {
            }
        }
    }
}