Example usage for java.io ObjectInputStream readObject

Introduction

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

Prototype

public final Object readObject() throws IOException, ClassNotFoundException

Source Link

Document

Read an object from the ObjectInputStream.

Usage

From source file:Main.java

public static Stroke readStroke(ObjectInputStream in) throws IOException, ClassNotFoundException {
    boolean wroteStroke = in.readBoolean();
    if (wroteStroke) {
        boolean serializedStroke = in.readBoolean();
        if (serializedStroke) {
            return (Stroke) in.readObject();
        } else {/* w  w w  . j  av a2s.  co m*/
            float[] dash = null;
            int dashLength = in.read();

            if (dashLength != 0) {
                dash = new float[dashLength];
                for (int i = 0; i < dashLength; i++) {
                    dash[i] = in.readFloat();
                }
            }

            float lineWidth = in.readFloat();
            int endCap = in.readInt();
            int lineJoin = in.readInt();
            float miterLimit = in.readFloat();
            float dashPhase = in.readFloat();

            return new BasicStroke(lineWidth, endCap, lineJoin, miterLimit, dash, dashPhase);
        }
    } else {
        return null;
    }
}

From source file:gov.nih.nci.ncicb.cadsr.bulkloader.ui.CommandLineUserInterfaceImpl.java

private static UserInput getSerializedInput() {
    UserInput userInput = null;//ww  w  .  java2  s  .c  o m

    try {
        File serFile = new File(SERIALIZE_FILE_NAME);

        if (!serFile.exists()) {
            return new UserInput();
        }

        FileInputStream fis = new FileInputStream(serFile);
        ObjectInputStream ois = new ObjectInputStream(fis);
        Object obj = ois.readObject();

        if (obj instanceof UserInput) {
            userInput = (UserInput) obj;
        }
    } catch (Exception e) {
        log.error("Error de-serializing input", e);
    }

    if (userInput == null) {
        userInput = new UserInput();
    }

    return userInput;
}

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

public static TextFileLexicon deserialize(ZipInputStream zis) {
    TextFileLexicon memoryBase = null;//from  w  ww .j av a  2  s.  c o m
    try {
        ZipEntry zipEntry;
        if ((zipEntry = zis.getNextEntry()) != null) {
            LOG.debug("Scanning zip entry " + zipEntry.getName());

            ObjectInputStream in = new ObjectInputStream(zis);
            memoryBase = (TextFileLexicon) in.readObject();
            zis.closeEntry();
            in.close();
        } else {
            throw new RuntimeException("No zip entry in input stream");
        }
    } catch (IOException ioe) {
        throw new RuntimeException(ioe);
    } catch (ClassNotFoundException cnfe) {
        throw new RuntimeException(cnfe);
    }

    return memoryBase;
}

From source file:net.mindengine.oculus.frontend.web.Auth.java

public static User decodeUser(String encodedString) {
    try {// ww w. j  a  va 2s . com
        ObjectInputStream ois = new ObjectInputStream(
                new ByteArrayInputStream(Base64.decodeBase64(encodedString.getBytes())));
        SealedObject sealedObject = (SealedObject) ois.readObject();
        ois.close();

        Cipher dcipher = Cipher.getInstance("DES");
        dcipher.init(Cipher.DECRYPT_MODE, secrectAuthKey);

        User user = (User) sealedObject.getObject(dcipher);
        return user;
    } catch (Exception e) {
        return null;
    }
}

From source file:berlin.iconn.persistence.InOutOperations.java

public static float[][] loadSimpleWeights(File file) throws IOException, ClassNotFoundException {
    ObjectInputStream ois = new ObjectInputStream(Files.newInputStream(file.toPath()));
    float[][] weights = (float[][]) ois.readObject();
    ois.close();//from w w w.j a  va2s .  c  om
    return weights;
}

From source file:net.darkmist.alib.io.Serializer.java

/** Read one serialized object from a input stream.
 * @param in InputStream to read from. This will be closed!
 * @param type The type that is to be read.
 * @return The serialized object cast as type.
 *///  ww  w.  jav a2 s.  co m
public static <T extends Serializable> T deserializeFromStream(InputStream in, Class<T> type)
        throws ClassNotFoundException, IOException {
    ObjectInputStream objIn;
    T obj;

    if (in instanceof ObjectInputStream)
        objIn = (ObjectInputStream) in;
    else
        objIn = new ObjectInputStream(in);

    obj = type.cast(objIn.readObject());
    // to close or not to close... That is the question...
    // we close... It doesn't make too much sense to have a stream with more afterwards...There would be two
    // stream headers...
    objIn.close();
    return obj;
}

From source file:license.regist.ReadProjectInfo.java

static PublicKey readPublicKeyFromFile() throws Exception {
    ObjectInputStream oin = new ObjectInputStream(new ByteArrayInputStream(KeyData.publicKey));
    try {/*from w  w  w . j a v a2s .  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:it.polito.elite.dog.core.library.model.DeviceStatus.java

/**
 * Deserialize a DeviceStatus from a byte encoded String 
 * @param serialization//  w w w.j ava 2  s. co  m
 *          a byte encoded String of a DeviceStatus
 * @return a deserialized DeviceStatus
 * @throws IOException 
 * @throws ClassNotFoundException 
 */
public static DeviceStatus deserializeFromString(String serialization)
        throws IOException, ClassNotFoundException {
    byte[] data = Base64.decodeBase64(serialization);
    ByteArrayInputStream bais = new ByteArrayInputStream(data);
    ObjectInputStream decoder = new ObjectInputStream(bais);
    //deserialize the DeviceStatus
    DeviceStatus o = (DeviceStatus) decoder.readObject();
    decoder.close();
    return o;
}

From source file:org.alfresco.rad.test.AlfrescoTestRunner.java

protected static Object objectFromString(String string) throws IOException, ClassNotFoundException {
    byte[] buffer = Base64.decodeBase64(string);
    ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(buffer));
    Object object = ois.readObject();
    ois.close();/* w  w w. j  a  v  a 2 s. c  o  m*/
    return object;
}

From source file:it.unimi.di.big.mg4j.io.IOFactories.java

public static Object loadObject(final IOFactory ioFactory, final String filename)
        throws IOException, ClassNotFoundException {
    final ObjectInputStream ois = new ObjectInputStream(
            new FastBufferedInputStream(ioFactory.getInputStream(filename)));
    final Object result = ois.readObject();
    ois.close();//from  www.j a va  2  s .  c  o  m
    return result;
}