Example usage for java.io ObjectInputStream close

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.marintek.isis.wicket.popupbox.applib.PopupWicketBoxSemanticsProvider.java

static Object fromString(String s) {
    final byte[] data = Base64.decodeBase64(s);
    ObjectInputStream ois = null;
    try {/* w  w w  . j  a v  a 2  s .  c o m*/
        ois = new ObjectInputStream(new ByteArrayInputStream(data));
        return ois.readObject();
    } catch (IOException e) {
        throw new Base64Serializer.Exception(e);
    } catch (ClassNotFoundException e) {
        throw new Base64Serializer.Exception(e);
    } finally {
        try {
            if (ois != null) {
                ois.close();
            }
        } catch (IOException e) {
            throw new Base64Serializer.Exception(e);
        }
    }
}

From source file:brainleg.app.util.AppUtil.java

/**
 * <p>Deserializes an <code>Object</code> from the specified stream.</p>
 * <p/>/*  w w w . ja va2  s . c  o m*/
 * <p>The stream will be closed once the object is written. This
 * avoids the need for a finally clause, and maybe also exception
 * handling, in the application code.</p>
 * <p/>
 * <p>The stream passed in is not buffered internally within this method.
 * This is the responsibility of your application if desired.</p>
 *
 * @param inputStream the serialized object input stream, must not be null
 * @return the deserialized object
 * @throws IllegalArgumentException if <code>inputStream</code> is <code>null</code>
 * @throws SerializationException   (runtime) if the serialization fails
 */
public static Object deserialize(InputStream inputStream) {
    if (inputStream == null) {
        throw new IllegalArgumentException("The InputStream must not be null");
    }
    ObjectInputStream in = null;
    try {
        // stream closed in the finally
        in = new ObjectInputStream(inputStream);
        return in.readObject();

    } catch (ClassNotFoundException ex) {
        throw new SerializationException(ex);
    } catch (IOException ex) {
        throw new SerializationException(ex);
    } finally {
        try {
            if (in != null) {
                in.close();
            }
        } catch (IOException ex) {
            // ignore close exception
        }
    }
}

From source file:com.microsoft.azure.management.datalake.store.uploader.UploadMetadata.java

/**
 * Attempts to load an UploadMetadata object from the given file.
 *
 * @param filePath The full path to the file where to load the metadata from
 * @return A deserialized {@link UploadMetadata} object from the file specified.
 * @throws FileNotFoundException Thrown if the filePath is inaccessible or does not exist
 * @throws InvalidMetadataException Thrown if the metadata is not in the expected format.
 *//*from  w  w w.  j  av  a 2  s  .c o m*/
public static UploadMetadata loadFrom(String filePath) throws FileNotFoundException, InvalidMetadataException {
    if (!new File(filePath).exists()) {
        throw new FileNotFoundException("Could not find metadata file: " + filePath);
    }

    UploadMetadata result = null;
    try {
        FileInputStream fileIn = new FileInputStream(filePath);
        ObjectInputStream in = new ObjectInputStream(fileIn);
        result = (UploadMetadata) in.readObject();
        in.close();
        fileIn.close();
        result.metadataFilePath = filePath;
        return result;
    } catch (Exception ex) {
        throw new InvalidMetadataException("Unable to parse metadata file", ex);
    }
}

From source file:edu.harvard.i2b2.Icd9ToSnomedCT.BinResourceFromIcd9ToSnomedCTMap.java

public static HashMap<String, String> deSerializeIcd9CodeToNameMap() throws IOException {
    logger.debug("loading map..");
    HashMap<String, String> map = null;
    ObjectInputStream ois = null;
    InputStream fis = null;//from   w w w. j ava 2 s.  c o  m

    try {
        fis = BinResourceFromIcd9ToSnomedCTMap.class.getResourceAsStream(binFileName);
        if (fis == null)
            logger.error("mapping file not found:" + binFileName);
        ois = new ObjectInputStream(fis);
        map = (HashMap<String, String>) ois.readObject();

    } catch (Exception e) {
        logger.error(e.getMessage(), e);
    } finally {
        ois.close();
        fis.close();
    }

    logger.debug("..loaded");
    return map;
}

From source file:net.myrrix.common.io.IOUtils.java

/**
 * @return object of type T that was serialized into the given file
 *//*from www  . j ava2  s. c o  m*/
public static <T extends Serializable> T readObjectFromFile(File f, Class<T> clazz) throws IOException {
    ObjectInputStream in = new ObjectInputStream(openMaybeDecompressing(f));
    try {
        @SuppressWarnings("unchecked")
        T result = (T) in.readObject();
        return result;
    } catch (ClassNotFoundException cnfe) {
        throw new IllegalStateException(cnfe);
    } finally {
        in.close();
    }
}

From source file:com.joliciel.jochre.lexicon.TextFileLexicon.java

public static TextFileLexicon deserialize(File memoryBaseFile) {
    LOG.debug("deserializeMemoryBase");
    boolean isZip = false;
    if (memoryBaseFile.getName().endsWith(".zip"))
        isZip = true;/*w w  w .j  a  v a 2  s. co  m*/

    TextFileLexicon memoryBase = null;
    ZipInputStream zis = null;
    FileInputStream fis = null;
    ObjectInputStream in = null;

    try {
        fis = new FileInputStream(memoryBaseFile);
        if (isZip) {
            zis = new ZipInputStream(fis);
            memoryBase = TextFileLexicon.deserialize(zis);
        } else {
            in = new ObjectInputStream(fis);
            memoryBase = (TextFileLexicon) in.readObject();
            in.close();
        }
    } catch (IOException ioe) {
        throw new RuntimeException(ioe);
    } catch (ClassNotFoundException cnfe) {
        throw new RuntimeException(cnfe);
    }

    return memoryBase;
}

From source file:license.regist.ReadProjectInfo.java

static PublicKey readPublicKeyFromFile() throws Exception {
    ObjectInputStream oin = new ObjectInputStream(new ByteArrayInputStream(KeyData.publicKey));
    try {/*from  ww w  . j  a  va 2  s  . c  o m*/
        BigInteger m = (BigInteger) oin.readObject();
        BigInteger e = (BigInteger) oin.readObject();
        RSAPublicKeySpec keySpec = new RSAPublicKeySpec(m, e);
        KeyFactory fact = KeyFactory.getInstance("RSA");
        return fact.generatePublic(keySpec);
    } finally {
        oin.close();
    }
}

From source file:hudson.console.ConsoleNote.java

/**
 * Reads a note back from {@linkplain #encodeTo(OutputStream) its encoded form}.
 *
 * @param in/*from   ww w .j  ava 2 s.c  o  m*/
 *      Must point to the beginning of a preamble.
 *
 * @return null if the encoded form is malformed.
 */
public static ConsoleNote readFrom(DataInputStream in) throws IOException, ClassNotFoundException {
    try {
        byte[] preamble = new byte[PREAMBLE.length];
        in.readFully(preamble);
        if (!Arrays.equals(preamble, PREAMBLE))
            return null; // not a valid preamble

        DataInputStream decoded = new DataInputStream(new UnbufferedBase64InputStream(in));
        int sz = decoded.readInt();
        byte[] buf = new byte[sz];
        decoded.readFully(buf);

        byte[] postamble = new byte[POSTAMBLE.length];
        in.readFully(postamble);
        if (!Arrays.equals(postamble, POSTAMBLE))
            return null; // not a valid postamble

        ObjectInputStream ois = new ObjectInputStreamEx(new GZIPInputStream(new ByteArrayInputStream(buf)),
                Jenkins.getInstance().pluginManager.uberClassLoader);
        try {
            return (ConsoleNote) ois.readObject();
        } finally {
            ois.close();
        }
    } catch (Error e) {
        // for example, bogus 'sz' can result in OutOfMemoryError.
        // package that up as IOException so that the caller won't fatally die.
        throw new IOException(e);
    }
}

From source file:com.code.savemarks.utils.Utils.java

/**
 * Deserialize an object from a byte array. Does not throw any exceptions;
 * instead, exceptions are logged and null is returned.
 * /*from   ww  w. ja  v a2 s .c  om*/
 * @param bytesIn A byte array containing a previously serialized object.
 * @return An object instance, or null if an exception occurred.
 */
public static Object deserialize(byte[] bytesIn) {
    ObjectInputStream objectIn = null;
    try {
        bytesIn = decodeBase64(bytesIn);
        objectIn = new ObjectInputStream(new BufferedInputStream(new ByteArrayInputStream(bytesIn)));
        return objectIn.readObject();
    } catch (Exception e) {
        log.log(Level.SEVERE, "Error deserializing task", e);
        return null; // don't retry task
    } finally {
        try {
            if (objectIn != null) {
                objectIn.close();
            }
        } catch (IOException ignore) {
        }
    }
}

From source file:com.ery.ertc.estorm.util.ToolUtil.java

public static Object deserializeObject(String serStr, boolean isGzip, boolean urlEnCode) throws IOException {
    byte[] bts = null;
    if (urlEnCode) {
        bts = org.apache.commons.codec.binary.Base64.decodeBase64(serStr.getBytes("ISO-8859-1"));
    } else {/*from   w ww .  j  a  va 2  s . c  om*/
        bts = serStr.getBytes("ISO-8859-1");
    }
    if (isGzip)
        bts = GZIPUtils.unzip(bts);
    ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(bts);
    ObjectInputStream objectInputStream = new ObjectInputStream(byteArrayInputStream);
    try {
        return objectInputStream.readObject();
    } catch (ClassNotFoundException e) {
        e.printStackTrace();
        throw new IOException(e);
    } finally {
        objectInputStream.close();
        byteArrayInputStream.close();
    }
}