Examples with MtpObjectInfo android.mtp.MtpObjectInfo used on opensource projects

Example 31 with MtpObjectInfo

use of android.mtp.MtpObjectInfo in project platform_frameworks_base by android.

the class ObjectBrowser method onListItemClick.

@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
    MtpObjectInfo info = mObjectList.get(position);
    Intent intent;
    if (info.getFormat() == MtpConstants.FORMAT_ASSOCIATION) {
        intent = new Intent(this, ObjectBrowser.class);
    } else {
        intent = new Intent(this, ObjectViewer.class);
    }
    intent.putExtra("device", mDeviceName);
    intent.putExtra("storage", mStorageID);
    intent.putExtra("object", info.getObjectHandle());
    startActivity(intent);
}

Example 32 with MtpObjectInfo

use of android.mtp.MtpObjectInfo in project platform_frameworks_base by android.

the class MtpDocumentsProvider method createDocument.

@Override
public String createDocument(String parentDocumentId, String mimeType, String displayName) throws FileNotFoundException {
    if (DEBUG) {
        Log.d(TAG, "createDocument: " + displayName);
    }
    final Identifier parentId;
    final MtpDeviceRecord record;
    final ParcelFileDescriptor[] pipe;
    try {
        parentId = mDatabase.createIdentifier(parentDocumentId);
        openDevice(parentId.mDeviceId);
        record = getDeviceToolkit(parentId.mDeviceId).mDeviceRecord;
        if (!MtpDeviceRecord.isWritingSupported(record.operationsSupported)) {
            throw new UnsupportedOperationException("Writing operation is not supported by the device.");
        }
        pipe = ParcelFileDescriptor.createReliablePipe();
        int objectHandle = -1;
        MtpObjectInfo info = null;
        try {
            // 0 bytes for a new document.
            pipe[0].close();
            final int formatCode = Document.MIME_TYPE_DIR.equals(mimeType) ? MtpConstants.FORMAT_ASSOCIATION : MediaFile.getFormatCode(displayName, mimeType);
            info = new MtpObjectInfo.Builder().setStorageId(parentId.mStorageId).setParent(parentId.mObjectHandle).setFormat(formatCode).setName(displayName).build();
            final String[] parts = FileUtils.splitFileName(mimeType, displayName);
            final String baseName = parts[0];
            final String extension = parts[1];
            for (int i = 0; i <= 32; i++) {
                final MtpObjectInfo infoUniqueName;
                if (i == 0) {
                    infoUniqueName = info;
                } else {
                    String suffixedName = baseName + " (" + i + " )";
                    if (!extension.isEmpty()) {
                        suffixedName += "." + extension;
                    }
                    infoUniqueName = new MtpObjectInfo.Builder(info).setName(suffixedName).build();
                }
                try {
                    objectHandle = mMtpManager.createDocument(parentId.mDeviceId, infoUniqueName, pipe[1]);
                    break;
                } catch (SendObjectInfoFailure exp) {
                    // This can be caused when we have an existing file with the same name.
                    continue;
                }
            }
        } finally {
            pipe[1].close();
        }
        if (objectHandle == -1) {
            throw new IllegalArgumentException("The file name \"" + displayName + "\" is conflicted with existing files " + "and the provider failed to find unique name.");
        }
        final MtpObjectInfo infoWithHandle = new MtpObjectInfo.Builder(info).setObjectHandle(objectHandle).build();
        final String documentId = mDatabase.putNewDocument(parentId.mDeviceId, parentDocumentId, record.operationsSupported, infoWithHandle, 0l);
        getDocumentLoader(parentId).cancelTask(parentId);
        notifyChildDocumentsChange(parentDocumentId);
        return documentId;
    } catch (FileNotFoundException | RuntimeException error) {
        Log.e(TAG, "createDocument", error);
        throw error;
    } catch (IOException error) {
        Log.e(TAG, "createDocument", error);
        throw new IllegalStateException(error);
    }
}

Example 33 with MtpObjectInfo

use of android.mtp.MtpObjectInfo in project platform_frameworks_base by android.

the class DocumentLoaderTest method testError_GetObjectInfo.

public void testError_GetObjectInfo() throws Exception {
    mManager = new BlockableTestMtpManager(getContext()) {

        @Override
        MtpObjectInfo getObjectInfo(int deviceId, int objectHandle) throws IOException {
            if (objectHandle == DocumentLoader.NUM_INITIAL_ENTRIES) {
                throw new IOException();
            } else {
                return super.getObjectInfo(deviceId, objectHandle);
            }
        }
    };
    setUpLoader();
    setUpDocument(mManager, DocumentLoader.NUM_INITIAL_ENTRIES);
    try (final Cursor cursor = mLoader.queryChildDocuments(MtpDocumentsProvider.DEFAULT_DOCUMENT_PROJECTION, mParentIdentifier)) {
        // Even if MtpManager returns an error for a document, loading must complete.
        assertFalse(cursor.getExtras().getBoolean(DocumentsContract.EXTRA_LOADING));
    }
}

Example 34 with MtpObjectInfo

use of android.mtp.MtpObjectInfo in project platform_frameworks_base by android.

the class MtpDocumentsProviderTest method testOpenDocument_shortBytes.

public void testOpenDocument_shortBytes() throws Exception {
    mMtpManager = new TestMtpManager(getContext()) {

        @Override
        MtpObjectInfo getObjectInfo(int deviceId, int objectHandle) throws IOException {
            if (objectHandle == 1) {
                return new MtpObjectInfo.Builder(super.getObjectInfo(deviceId, objectHandle)).setObjectHandle(1).setCompressedSize(1024 * 1024).build();
            }
            return super.getObjectInfo(deviceId, objectHandle);
        }
    };
    setupProvider(MtpDatabaseConstants.FLAG_DATABASE_IN_MEMORY);
    setupRoots(0, new MtpRoot[] { new MtpRoot(0, 0, "Storage", 0, 0, "") });
    final byte[] bytes = "Hello world".getBytes();
    setupDocuments(0, 0, MtpManager.OBJECT_HANDLE_ROOT_CHILDREN, "1", new MtpObjectInfo[] { new MtpObjectInfo.Builder().setName("test.txt").setObjectHandle(1).setCompressedSize(bytes.length).setParent(-1).build() });
    mMtpManager.setImportFileBytes(0, 1, bytes);
    try (final ParcelFileDescriptor fd = mProvider.openDocument("3", "r", null)) {
        final byte[] readBytes = new byte[1024 * 1024];
        assertEquals(11, Os.read(fd.getFileDescriptor(), readBytes, 0, readBytes.length));
    }
}

Example 35 with MtpObjectInfo

use of android.mtp.MtpObjectInfo in project android_frameworks_base by AOSPA.

the class ObjectViewer method onResume.

@Override
protected void onResume() {
    super.onResume();
    MtpObjectInfo info = mClient.getObjectInfo(mDeviceName, mObjectID);
    if (info != null) {
        TextView view = (TextView) findViewById(R.id.name);
        mFileName = info.getName();
        view.setText(mFileName);
        view = (TextView) findViewById(R.id.format);
        view.setText(Integer.toHexString(info.getFormat()).toUpperCase(Locale.ROOT));
        view = (TextView) findViewById(R.id.size);
        view.setText(Long.toString(info.getCompressedSize()));
        view = (TextView) findViewById(R.id.thumb_width);
        view.setText(Long.toString(info.getThumbPixWidth()));
        view = (TextView) findViewById(R.id.thumb_height);
        view.setText(Long.toString(info.getThumbPixHeight()));
        view = (TextView) findViewById(R.id.thumb_size);
        view.setText(Long.toString(info.getThumbCompressedSize()));
        view = (TextView) findViewById(R.id.width);
        view.setText(Long.toString(info.getImagePixWidth()));
        view = (TextView) findViewById(R.id.height);
        view.setText(Long.toString(info.getImagePixHeight()));
        view = (TextView) findViewById(R.id.depth);
        view.setText(Long.toString(info.getImagePixDepth()));
        view = (TextView) findViewById(R.id.sequence);
        view.setText(Long.toString(info.getSequenceNumber()));
        view = (TextView) findViewById(R.id.created);
        Date date = new Date(info.getDateCreated() * 1000);
        view.setText(date.toString());
        view = (TextView) findViewById(R.id.modified);
        date = new Date(info.getDateModified() * 1000);
        view.setText(date.toString());
        view = (TextView) findViewById(R.id.keywords);
        view.setText(info.getKeywords());
        int thumbFormat = info.getThumbFormat();
        if (thumbFormat == MtpConstants.FORMAT_EXIF_JPEG || thumbFormat == MtpConstants.FORMAT_JFIF) {
            byte[] thumbnail = mClient.getThumbnail(mDeviceName, info.getObjectHandle());
            if (thumbnail != null) {
                Bitmap bitmap = BitmapFactory.decodeByteArray(thumbnail, 0, thumbnail.length);
                if (bitmap != null) {
                    ImageView thumbView = (ImageView) findViewById(R.id.thumbnail);
                    thumbView.setImageBitmap(bitmap);
                }
            }
        }
    }
}