Example usage for java.io ObjectInputStream close

List of usage examples for java.io ObjectInputStream close

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Introduction

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

Prototype

public void close() throws IOException

Source Link

Document

Closes the input stream.

Usage

From source file:com.amazon.sqs.javamessaging.message.SQSObjectMessage.java

/**
 * Deserialize the <code>String</code> into <code>Serializable</code>
 * object.//  ww w  .java  2 s.co m
 */
protected static Serializable deserialize(String serialized) throws JMSException {
    if (serialized == null) {
        return null;
    }
    Serializable deserializedObject;
    ObjectInputStream objectInputStream = null;
    try {
        byte[] bytes = Base64.decode(serialized);
        objectInputStream = new ObjectInputStream(new ByteArrayInputStream(bytes));
        deserializedObject = (Serializable) objectInputStream.readObject();
    } catch (IOException e) {
        LOG.error("IOException: Message cannot be written", e);
        throw convertExceptionToMessageFormatException(e);
    } catch (Exception e) {
        LOG.error("Unexpected exception: ", e);
        throw convertExceptionToMessageFormatException(e);
    } finally {
        if (objectInputStream != null) {
            try {
                objectInputStream.close();
            } catch (IOException e) {
                LOG.warn(e.getMessage());
            }
        }
    }
    return deserializedObject;
}

From source file:de.tudarmstadt.ukp.dkpro.tc.core.util.TaskUtils.java

/**
 * Loads serialized Object from disk. File can be uncompressed, gzipped or bz2-compressed.
 * Compressed files must have a .gz or .bz2 suffix.
 *
 * @param serializedFile//from w  w w  .  j  a v  a 2s .co m
 * @return the deserialized Object
 * @throws IOException
 */
@SuppressWarnings({ "unchecked" })
public static <T> T deserialize(File serializedFile) throws IOException {
    FileInputStream fis = new FileInputStream(serializedFile);
    BufferedInputStream bufStr = new BufferedInputStream(fis);

    InputStream underlyingStream = null;
    if (serializedFile.getName().endsWith(".gz")) {
        underlyingStream = new GZIPInputStream(bufStr);
    } else if (serializedFile.getName().endsWith(".bz2")) {
        // skip bzip2 prefix that we added manually
        fis.read();
        fis.read();
        underlyingStream = new CBZip2InputStream(bufStr);
    } else {
        underlyingStream = bufStr;
    }

    ObjectInputStream deserializer = new ObjectInputStream(underlyingStream);

    Object deserializedObject = null;
    try {
        deserializedObject = deserializer.readObject();
    } catch (ClassNotFoundException e) {
        throw new IOException("The serialized file was probably corrupted.", e);
    } finally {
        deserializer.close();
    }
    return (T) deserializedObject;
}

From source file:com.soundcloud.playerapi.ApiWrapper.java

/**
 * Read wrapper from a file/* w  ww .  j av a 2 s.  c om*/
 * @param f  the file
 * @return   the wrapper
 * @throws IOException IO problems
 * @throws ClassNotFoundException class not found
 */
public static ApiWrapper fromFile(File f) throws IOException, ClassNotFoundException {
    ObjectInputStream ois = new ObjectInputStream(new FileInputStream(f));
    try {
        return (ApiWrapper) ois.readObject();
    } finally {
        ois.close();
    }
}

From source file:com.beetle.framework.util.ObjectUtil.java

/**
 * // w  ww  .  j a  v  a 2s.c  o m
 * 
 * @param originObj
 * @return
 */
public final static Object objectClone(Object originObj) {
    ByteArrayOutputStream bao = null;
    ByteArrayInputStream bai = null;
    ObjectOutputStream oos;
    ObjectInputStream ois;
    try {
        bao = new ByteArrayOutputStream();
        oos = new ObjectOutputStream(bao);
        oos.writeObject(originObj);
        oos.flush();
        oos.close();
        bai = new ByteArrayInputStream(bao.toByteArray());
        ois = new ObjectInputStream(bai);
        Object obj = ois.readObject();
        ois.close();
        oos = null;
        ois = null;
        return obj;
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    } finally {
        try {
            if (bao != null) {
                bao.close();
                bao = null;
            }
            if (bai != null) {
                bai.close();
                bai = null;
            }
        } catch (IOException e) {
        }
    }
}

From source file:net.librec.util.FileUtil.java

public static Object deserialize(String filePath) throws Exception {
    FileInputStream fis = new FileInputStream(filePath);
    ObjectInputStream ois = new ObjectInputStream(fis);
    Object obj = ois.readObject();
    ois.close();
    fis.close();//from  w  w w.j  a va2 s. com
    return obj;
}

From source file:SystemUtils.java

public static Object LoadObject(String filePath) throws IOException, ClassNotFoundException {
    Object target = null;//from   w  w w  . j  a  v a 2 s.co  m
    FileInputStream fis = null;
    ObjectInputStream ois = null;

    try {
        fis = new FileInputStream(filePath);
        ois = new ObjectInputStream(fis);
        target = ois.readObject();
    } finally {
        if (ois != null) {
            try {
                ois.close();
            } catch (Exception e) {
            }
            ois = null;
        }

        if (fis != null) {
            try {
                fis.close();
            } catch (Exception e) {
            }
            fis = null;
        }
    }

    return target;
}

From source file:com.asquareb.kaaval.MachineKey.java

/**
 * Method to decrypt a string. Accepts the string to be decrypted and the
 * name of the file which stores the key values
 *//* w w  w.j a v  a2  s  .  c om*/
public static String decrypt(String property, String app) throws IOException, KaavalException {
    SecretKey key = null;
    ObjectInputStream is = null;
    MachineKey mKey = null;
    int eti = 0;
    Cipher pbeCipher = null;
    InetAddress ip = InetAddress.getLocalHost();
    NetworkInterface macAddress = NetworkInterface.getByInetAddress(ip);
    byte[] macId = macAddress.getHardwareAddress();
    try {
        is = new ObjectInputStream(new BufferedInputStream(new FileInputStream(app)));
        mKey = (MachineKey) is.readObject();
        key = mKey.yek;
        salt = mKey.tlas;
        eti = mKey.eti;
        String ipa = ip.getHostAddress();
        if (!ipa.equals(mKey.api) || !new String(macId).equals(mKey.macad))
            throw new KaavalException(5, "Key file is not for this machine");
        is.close();
        pbeCipher = Cipher.getInstance("PBEWithMD5AndDES");
        pbeCipher.init(Cipher.DECRYPT_MODE, key, new PBEParameterSpec(salt, eti));
        return new String(pbeCipher.doFinal(base64Decode(property)));
    } catch (IOException e) {
        throw new KaavalException(3, "Error in reading key file during decryption", e);
    } catch (KaavalException e) {
        throw e;
    } catch (Exception e) {
        throw new KaavalException(4, "Error during decryption", e);
    } finally {
        if (is != null)
            is.close();
    }
}

From source file:de.julielab.jtbd.TokenizerApplication.java

/**
 * Entry point for compare validation mode
 *
 * @param args/*from w w  w. j  a v  a2s .  c  o m*/
 *            the command line arguments
 */
private static void startCompareValidationMode(final String[] args) {
    if (args.length != 6) {
        System.err.println("usage: JTBD e <modelFile> <sent-file> <tok-file> <predout-file> <errout-file>");
        System.exit(-1);
    }

    ObjectInputStream in;
    CRF crf = null;
    try {
        // load model
        in = new ObjectInputStream(new GZIPInputStream(new FileInputStream(args[1])));
        crf = (CRF) in.readObject();
        in.close();
    } catch (final Exception e) {
        e.printStackTrace();
    }

    final File orgSentencesFile = new File(args[2]);
    final File tokSentencesFile = new File(args[3]);
    final ArrayList<String> orgSentences = readFile(orgSentencesFile);
    final ArrayList<String> tokSentences = readFile(tokSentencesFile);
    final File predOutFile = new File(args[4]);
    final File errOutFile = new File(args[5]);

    final ArrayList<String> errors = new ArrayList<String>();
    final ArrayList<String> predictions = new ArrayList<String>();
    doEvaluation(crf, orgSentences, tokSentences, predictions, errors);

    writeFile(predictions, predOutFile);
    writeFile(errors, errOutFile);
}

From source file:Main.java

/**
 * Attempts to decode Base64 data and deserialize a Java Object within.
 * Returns <tt>null if there was an error.
 * //  w w  w  .  j a  va2s .  c  o  m
 * @param encodedObject
 *            The Base64 data to decode
 * @return The decoded and deserialized object
 * @since 1.4
 */
public static Object decodeToObject(String encodedObject) throws Exception {
    byte[] objBytes = decode(encodedObject);

    java.io.ByteArrayInputStream bais = null;
    java.io.ObjectInputStream ois = null;

    try {
        bais = new java.io.ByteArrayInputStream(objBytes);
        ois = new java.io.ObjectInputStream(bais);

        return ois.readObject();
    } // end try
    catch (java.io.IOException e) {
        e.printStackTrace();
        return null;
    } // end catch
    catch (java.lang.ClassNotFoundException e) {
        e.printStackTrace();
        return null;
    } // end catch
    finally {
        try {
            bais.close();
        } catch (Exception e) {
            // ignore it
        }
        try {
            ois.close();
        } catch (Exception e) {
            // ignore it
        }
    } // end finally
}

From source file:at.ofai.music.util.WormFileParseException.java

public static EventList readBinary(String fileName) {
    try {/* ww  w . j  av a 2 s  . c o m*/
        ObjectInputStream ois = new ObjectInputStream(new FileInputStream(fileName));
        EventList e = (EventList) ois.readObject();
        ois.close();
        return e;
    } catch (IOException e) {
        System.err.println(e);
        return null;
    } catch (ClassNotFoundException e) {
        System.err.println(e);
        return null;
    }
}