Examples with ObjectInput java.io.ObjectInput used on opensource projects

Example 31 with ObjectInput

use of java.io.ObjectInput in project azure-tools-for-java by Microsoft.

the class ApplicationInsightsPreferences method loadPreferences.

/**
	 * Read and load preference file data.
	 * Converts byte array format data to list of application insights resources.
	 */
private void loadPreferences() {
    Preferences prefs = PluginUtil.getPrefs(PREF_FILE);
    try {
        byte[] data = prefs.getByteArray(PREF_KEY, null);
        if (data != null) {
            ByteArrayInputStream buffer = new ByteArrayInputStream(data);
            ObjectInput input = new ObjectInputStream(buffer);
            try {
                ApplicationInsightsResource[] resources = (ApplicationInsightsResource[]) input.readObject();
                for (ApplicationInsightsResource resource : resources) {
                    if (!ApplicationInsightsResourceRegistry.getAppInsightsResrcList().contains(resource)) {
                        ApplicationInsightsResourceRegistry.getAppInsightsResrcList().add(resource);
                    }
                }
            } finally {
                input.close();
            }
        }
    } catch (IOException e) {
        Activator.getDefault().log(e.getMessage(), e);
    } catch (ClassNotFoundException e) {
        Activator.getDefault().log(e.getMessage(), e);
    }
}

Example 32 with ObjectInput

use of java.io.ObjectInput in project gora by apache.

the class IOUtils method readObject.

public static Object readObject(DataInput in) throws ClassNotFoundException, IOException {
    if (in instanceof ObjectInput) {
        return ((ObjectInput) in).readObject();
    } else {
        if (in instanceof InputStream) {
            ObjectInput objIn = new ObjectInputStream((InputStream) in);
            Object obj = objIn.readObject();
            return obj;
        }
    }
    throw new IOException("cannot read from DataInput of instance:" + in.getClass());
}

Example 33 with ObjectInput

use of java.io.ObjectInput in project jackrabbit by apache.

the class AsyncUploadCache method deserializeToBeDeleted.

/**
     * Deserialize {@link #toBeDeleted} from local file system.
     */
private synchronized void deserializeToBeDeleted() throws IOException, ClassNotFoundException {
    // use buffering
    InputStream fis = new FileInputStream(toBeDeletedUploads);
    InputStream buffer = new BufferedInputStream(fis);
    ObjectInput input = new ObjectInputStream(buffer);
    try {
        toBeDeleted = (Set<String>) input.readObject();
    } finally {
        input.close();
        IOUtils.closeQuietly(buffer);
    }
}

Example 34 with ObjectInput

use of java.io.ObjectInput in project ddf by codice.

the class FileSystemPersistenceProvider method loadFromPersistence.

Object loadFromPersistence(String key) {
    File file = getMapStoreFile(key);
    if (!file.exists()) {
        return null;
    }
    InputStream inputStream = null;
    try {
        inputStream = new FileInputStream(getMapStorePath() + key + SER);
        InputStream buffer = new BufferedInputStream(inputStream);
        try (ObjectInput input = new ObjectInputStream(buffer)) {
            return input.readObject();
        }
    } catch (IOException e) {
        LOGGER.info("Unable to read object.", e);
    } catch (ClassNotFoundException e) {
        LOGGER.info("Class for object being read from stream does not exist.", e);
    } finally {
        IOUtils.closeQuietly(inputStream);
    }
    return null;
}

Example 35 with ObjectInput

use of java.io.ObjectInput in project ignite by apache.

the class HadoopSplitWrapperSelfTest method testSerialization.

/**
 * Tests serialization of wrapper and the wrapped native split.
 * @throws Exception If fails.
 */
public void testSerialization() throws Exception {
    FileSplit nativeSplit = new FileSplit(new Path("/path/to/file"), 100, 500, new String[] { "host1", "host2" });
    assertEquals("/path/to/file:100+500", nativeSplit.toString());
    HadoopSplitWrapper split = HadoopUtils.wrapSplit(10, nativeSplit, nativeSplit.getLocations());
    assertEquals("[host1, host2]", Arrays.toString(split.hosts()));
    ByteArrayOutputStream buf = new ByteArrayOutputStream();
    ObjectOutput out = new ObjectOutputStream(buf);
    out.writeObject(split);
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buf.toByteArray()));
    final HadoopSplitWrapper res = (HadoopSplitWrapper) in.readObject();
    assertEquals("/path/to/file:100+500", HadoopUtils.unwrapSplit(res).toString());
    GridTestUtils.assertThrows(log, new Callable<Object>() {

        @Override
        public Object call() throws Exception {
            res.hosts();
            return null;
        }
    }, AssertionError.class, null);
}