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:SerializationUtils.java

public static Object deserialize(byte[] bytes) throws ClassNotFoundException {
    try {/* www.jav a2s.  c  om*/
        ByteArrayInputStream input = new ByteArrayInputStream(bytes);
        ObjectInputStream ois = new ObjectInputStream(input);
        return ois.readObject();
    } catch (IOException e) {
        e.printStackTrace();
        throw new RuntimeException("error reading from byte-array!");
    }
}

From source file:Util.java

public static Object decompress(byte[] data) {
    if (data == null) {
        return null;
    }/*from   w w w.ja  va 2 s.co m*/
    try {
        ByteArrayInputStream bais = new ByteArrayInputStream(data);
        GZIPInputStream gin = new GZIPInputStream(bais);
        ObjectInputStream ois = new ObjectInputStream(gin);
        return ois.readObject();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static Object readSeriObject(Context context, String fileName) throws Exception {
    String path = context.getFilesDir() + "/";

    File dir = new File(path);
    dir.mkdirs();// w w  w. ja v a 2  s . c om
    File file = new File(dir, fileName);
    InputStream is = new FileInputStream(file);

    ObjectInputStream objectInputStream = new ObjectInputStream(is);

    Object o = objectInputStream.readObject();

    return o;

}

From source file:MainClass.java

public static void desEncrypt(String f1, String f2) throws Exception {
    SecretKey key = null;/*from  ww w  .  j  a v a2  s  .c om*/
    ObjectInputStream keyFile = new ObjectInputStream(new FileInputStream("DESKey.ser"));
    key = (SecretKey) keyFile.readObject();
    keyFile.close();

    KeyGenerator keygen = KeyGenerator.getInstance("DES");
    key = keygen.generateKey();
    ObjectOutputStream keyFileout = new ObjectOutputStream(new FileOutputStream("DESKey.ser"));
    keyFileout.writeObject(key);
    keyFileout.close();
    Cipher cipher = null;
    cipher = Cipher.getInstance("DES/ECB/PKCS5Padding");
    cipher.init(Cipher.ENCRYPT_MODE, key);
    BufferedInputStream in = new BufferedInputStream(new FileInputStream(f1));

    CipherOutputStream out = new CipherOutputStream(new BufferedOutputStream(new FileOutputStream(f2)), cipher);
    int i;
    do {
        i = in.read();
        if (i != -1)
            out.write(i);
    } while (i != -1);
    in.close();
    out.close();
}

From source file:io.cloudslang.content.httpclient.build.CookieStoreBuilder.java

public static Object deserialize(byte[] bytes) throws IOException, ClassNotFoundException {
    ByteArrayInputStream b = new ByteArrayInputStream(bytes);
    ObjectInputStream o = new ObjectInputStream(b);
    return o.readObject();
}

From source file:Main.java

public static Object toObject(byte[] bytes) {
    Object obj = null;//from   w  w  w.  j a  va 2s  .c o  m
    try {
        ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
        ObjectInputStream ois = new ObjectInputStream(bis);
        obj = ois.readObject();
        ois.close();
        bis.close();
    } catch (Exception ex) {
        ex.printStackTrace();
    }
    return obj;
}

From source file:Main.java

public static Object getObjectFromFile(String filePath) {
    FileInputStream freader;//from ww  w.  j  a va  2  s .com
    Object ret = null;
    try {
        freader = new FileInputStream(filePath);
        ObjectInputStream objectInputStream = new ObjectInputStream(freader);
        ret = objectInputStream.readObject();
    } catch (FileNotFoundException e) {
        // TODO Auto-generated catch block   
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block   
        e.printStackTrace();
    } catch (ClassNotFoundException e) {
        // TODO Auto-generated catch block   
        e.printStackTrace();
    }
    return ret;
}

From source file:Main.java

public static Object StringToObject(String str) throws Exception {
    byte[] data = Base64.decode(str, 0);
    ObjectInputStream objectInputStream = new ObjectInputStream(new ByteArrayInputStream(data));
    Object object = objectInputStream.readObject();
    objectInputStream.close();//from  www .  j  ava  2s  .com
    return object;
}

From source file:de.zib.gndms.gritserv.tests.EncTest.java

public static void dryRun(EndpointReferenceType epr) throws Exception {

    ByteArrayOutputStream bse = new ByteArrayOutputStream();
    ObjectOutputStream oos = new ObjectOutputStream(bse);
    String sepr = ObjectSerializer.toString(epr, QNAME);
    System.out.println(sepr);//ww w.java 2  s  . c  om
    oos.writeObject(sepr);

    Base64 b64 = new Base64(0, new byte[] {}, true);
    String uuepr = b64.encodeToString(bse.toByteArray());
    System.out.println("uuepr: \"" + uuepr + "\"");

    byte[] bt = b64.decode(uuepr.getBytes());

    ByteArrayInputStream bis = new ByteArrayInputStream(bt);
    ObjectInputStream ois = new ObjectInputStream(bis);
    String eprs = (String) ois.readObject();
    System.out.println(eprs);
}

From source file:com.pcms.core.util.ObjectUtil.java

public static Object deserialize(byte[] bytes) {
    ByteArrayInputStream bais = null;
    try {//ww  w  .j  ava2s .c o m
        bais = new ByteArrayInputStream(bytes);
        ObjectInputStream ois = new ObjectInputStream(bais);
        return ois.readObject();
    } catch (Exception e) {
        LOG.error(e.getMessage());
    }
    return null;
}