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

Example 81 with ObjectInputStream

use of java.io.ObjectInputStream in project carat by amplab.

the class CaratDataStorage method readObject.

public Object readObject(String fname) {
    FileInputStream fin = getFin(fname);
    if (fin == null)
        return null;
    try {
        ObjectInputStream din = new ObjectInputStream(fin);
        Object o = din.readObject();
        din.close();
        return o;
    } catch (IOException e) {
        Log.e(this.getClass().getName(), "Could not read object from " + fname + "!");
        e.printStackTrace();
    } catch (ClassNotFoundException e) {
        Log.e(this.getClass().getName(), "Could not find class: " + e.getMessage() + " reading from " + fname + "!");
        e.printStackTrace();
    } catch (Throwable th) {
        Log.e(this.getClass().getName(), "Problem reading object", th);
    }
    return null;
}

Example 82 with ObjectInputStream

use of java.io.ObjectInputStream in project camel by apache.

the class RabbitMQMessageConverter method deserializeBody.

private void deserializeBody(final Exchange camelExchange, final Message message, final byte[] body) {
    Object messageBody = null;
    try (InputStream b = new ByteArrayInputStream(body);
        ObjectInputStream o = new ObjectInputStream(b)) {
        messageBody = o.readObject();
    } catch (IOException | ClassNotFoundException e) {
        LOG.warn("Could not deserialize the object");
        camelExchange.setException(e);
    }
    if (messageBody instanceof Throwable) {
        LOG.debug("Reply was an Exception. Setting the Exception on the Exchange");
        camelExchange.setException((Throwable) messageBody);
    } else {
        message.setBody(messageBody);
    }
}

Example 83 with ObjectInputStream

use of java.io.ObjectInputStream in project jstorm by alibaba.

the class AutoTGT method getTGT.

public static KerberosTicket getTGT(Map<String, String> credentials) {
    KerberosTicket ret = null;
    if (credentials != null && credentials.containsKey("TGT")) {
        try {
            ByteArrayInputStream bin = new ByteArrayInputStream(DatatypeConverter.parseBase64Binary(credentials.get("TGT")));
            ObjectInputStream in = new ObjectInputStream(bin);
            ret = (KerberosTicket) in.readObject();
            in.close();
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
    return ret;
}

Example 84 with ObjectInputStream

use of java.io.ObjectInputStream in project flink by apache.

the class FileSerializableStateHandle method getState.

@Override
@SuppressWarnings("unchecked")
public T getState(ClassLoader classLoader) throws Exception {
    ensureNotClosed();
    try (FSDataInputStream inStream = getFileSystem().open(getFilePath())) {
        // make sure any deserialization can be aborted
        registerCloseable(inStream);
        ObjectInputStream ois = new MigrationInstantiationUtil.ClassLoaderObjectInputStream(inStream, classLoader);
        return (T) ois.readObject();
    }
}

Example 85 with ObjectInputStream

use of java.io.ObjectInputStream in project flink by apache.

the class KeyedOneInputStreamOperatorTestHarness method restore.

/**
	 *
	 */
@Override
public void restore(StreamStateHandle snapshot) throws Exception {
    try (FSDataInputStream inStream = snapshot.openInputStream()) {
        if (operator instanceof StreamCheckpointedOperator) {
            ((StreamCheckpointedOperator) operator).restoreState(inStream);
        }
        byte keyedStatePresent = (byte) inStream.read();
        if (keyedStatePresent == 1) {
            ObjectInputStream ois = new ObjectInputStream(inStream);
            this.restoredKeyedState = Collections.singletonList((KeyGroupsStateHandle) ois.readObject());
        }
    }
}