Example usage for java.io ObjectInputStream ObjectInputStream

Introduction

In this page you can find the example usage for java.io ObjectInputStream ObjectInputStream.

Prototype

public ObjectInputStream(InputStream in) throws IOException

Source Link

Document

Creates an ObjectInputStream that reads from the specified InputStream.

Usage

From source file:org.sample.readerwriter.MyReader.java

@Override
public MyObject readFrom(Class<MyObject> type, Type type1, Annotation[] antns, MediaType mt,
        MultivaluedMap<String, String> mm, InputStream in) throws IOException, WebApplicationException {
    try {//from w w  w.  j av  a 2  s . c o  m
        ObjectInputStream ois = new ObjectInputStream(in);
        return (MyObject) ois.readObject();
    } catch (ClassNotFoundException ex) {
        Logger.getLogger(MyReader.class.getName()).log(Level.SEVERE, null, ex);
    }
    return null;
}

From source file:com.github.tell.codec.Base64Serializer.java

public Serializable decodeFromString(final String encoded) throws IOException, ClassNotFoundException {
    final byte[] decoded = Base64.decodeBase64(encoded);
    final ByteArrayInputStream bais = new ByteArrayInputStream(decoded);
    final ObjectInputStream ois = new ObjectInputStream(bais);
    return (Serializable) ois.readObject();
}

From source file:com.plexobject.testplayer.dao.jdbc.GenericDaoJdbc.java

protected static Object toObject(Blob blob) {
    try {//from ww w .j  a v  a 2 s . com
        if (blob == null)
            return null;
        InputStream in = blob.getBinaryStream();
        if (in == null)
            return null;
        int c;
        ByteArrayOutputStream out = new ByteArrayOutputStream(2048);
        while ((c = in.read()) != -1) {
            out.write(c);
        }
        byte[] b = out.toByteArray();
        if (b.length == 0)
            return null;
        ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(b));
        Object object = ois.readObject();
        ois.close();
        return object;
    } catch (RuntimeException e) {
        throw e;
    } catch (Exception e) {
        throw new DaoException("Failed to deserialize", e);
    }
}

From source file:com.joliciel.talismane.machineLearning.perceptron.PerceptronClassificationModel.java

@Override
public void loadModelFromStream(InputStream inputStream) {
    try {//from   w w  w. j av  a2 s .  c  o  m
        ObjectInputStream in = new ObjectInputStream(inputStream);
        params = (PerceptronModelParameters) in.readObject();
    } catch (IOException e) {
        LogUtils.logError(LOG, e);
        throw new RuntimeException(e);
    } catch (ClassNotFoundException e) {
        LogUtils.logError(LOG, e);
        throw new RuntimeException(e);
    }

}

From source file:com.sec.ose.osi.thread.job.identify.data.IdentifyErrorQueue.java

private void init(String userID) {
    identifyQueueErrorFileName = DAT_FILE_DIRECTORY + "/error_" + userID + ".dat";

    File dir = new File(DAT_FILE_DIRECTORY);
    if (!dir.exists()) {
        if (dir.mkdirs() == false) {
            System.err.println("Can not create folder");
        }/* w  ww  . jav  a2  s .  co  m*/
    }
    File file = new File(identifyQueueErrorFileName);
    FileInputStream fis = null;
    ObjectInputStream oisReader = null;
    try {
        if (!file.exists()) {
            file.createNewFile();
        } else {
            fis = new FileInputStream(identifyQueueErrorFileName);
            if (fis != null && fis.available() > 0) {
                oisReader = new ObjectInputStream(fis);

                IdentifyData tmpIdentifiedData;

                while ((tmpIdentifiedData = (IdentifyData) oisReader.readObject()) != null) {

                    log.debug("read from File : \n" + tmpIdentifiedData + "\n - queueSize: " + size());
                    identifyDataQueueError.add(tmpIdentifiedData);
                    log.debug("add - queueSize: " + size());

                }
            }
        }
    } catch (IOException e) {
        log.debug("The end of the stream/block data has been reached");
    } catch (Exception e) {
        log.warn(e);
    } finally {
        try {
            if (oisReader != null) {
                try {
                    oisReader.close();
                } catch (Exception e) {
                    log.debug(e);
                }
            }
            if (fis != null) {
                try {
                    fis.close();
                } catch (Exception e) {
                    log.debug(e);
                }
            }
        } catch (Exception e) {
            log.warn(e);
        }
    }

    updateDatFileByIdentifyErrorQueue();
}

From source file:com.backbase.expert.extensions.sushi.util.Base64Serializer.java

@Override
public Object readObject(String string) {
    ObjectInputStream ois = null;
    Object obj = null;//  w w  w .  ja  v  a  2s.c  o  m
    try {
        String base64String = string;
        byte[] data = Base64.decodeBase64(base64String);
        ois = new ObjectInputStream(new ByteArrayInputStream(data));
        obj = ois.readObject();
    } catch (Exception e) {
        LOG.error("Could not decode the provided base64 string. Stream will be closed, and null is returned.",
                e);
    } finally {
        IOUtils.closeQuietly(ois);
    }
    return obj;
}

From source file:org.sakaiproject.orm.ibatis.support.BlobSerializableTypeHandler.java

protected Object getResultInternal(ResultSet rs, int index, LobHandler lobHandler)
        throws SQLException, IOException {

    InputStream is = lobHandler.getBlobAsBinaryStream(rs, index);
    if (is != null) {
        ObjectInputStream ois = new ObjectInputStream(is);
        try {//from  w  w w .  j a va2s .c o m
            return ois.readObject();
        } catch (ClassNotFoundException ex) {
            throw new SQLException("Could not deserialize BLOB contents: " + ex.getMessage());
        } finally {
            ois.close();
        }
    } else {
        return null;
    }
}

From source file:com.l2jfree.gameserver.instancemanager.GameTimeManager.java

private GregorianCalendar loadData() {
    if (!Config.DATETIME_SAVECAL)
        return null;

    ObjectInputStream is = null;/* w ww.j  a va2s  .  c  om*/
    try {
        is = new ObjectInputStream(new FileInputStream("data/serial/clock.dat"));

        return (GregorianCalendar) is.readObject();
    } catch (Exception e) {
        _log.warn("", e);

        return null;
    } finally {
        IOUtils.closeQuietly(is);
    }
}

From source file:com.hazelcast.simulator.utils.FileUtils.java

@SuppressWarnings("unchecked")
public static <E> E readObject(File file) {
    FileInputStream stream = null;
    ObjectInputStream inputStream = null;
    try {//from ww w. ja v a2  s  .c o  m
        stream = new FileInputStream(file);
        inputStream = new ObjectInputStream(stream);
        return (E) inputStream.readObject();
    } catch (IOException e) {
        throw new FileUtilsException(e);
    } catch (ClassNotFoundException e) {
        throw new FileUtilsException(e);
    } finally {
        closeQuietly(inputStream);
        closeQuietly(stream);
    }
}

From source file:com.cloudera.recordservice.hcatalog.common.HCatRSUtil.java

public static Object deserialize(String str) throws IOException {
    if (str == null || str.length() == 0) {
        return null;
    }/*from  www  . jav a2  s .com*/
    try {
        ByteArrayInputStream serialObj = new ByteArrayInputStream(decodeBytes(str));
        ObjectInputStream objStream = new ObjectInputStream(serialObj);
        return objStream.readObject();
    } catch (Exception e) {
        throw new IOException("Deserialization error: " + e.getMessage(), e);
    }
}