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:Main.java

public static Object readFileByObject(String fileName) {
    try {//w  w w  .j a  v a 2 s. c  o m
        FileInputStream fis = new FileInputStream(fileName);
        ObjectInputStream ois = new ObjectInputStream(fis);
        Object o = ois.readObject();
        ois.close();
        fis.close();
        return o;
    } catch (Exception e) {
        return null;
    }
}

From source file:Main.java

public static Object deserializeObject(byte[] b) {
    try {//from  ww  w.  j  a  v  a2s . c  om
        ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(b));
        Object object = in.readObject();
        in.close();

        return object;
    } catch (ClassNotFoundException cnfe) {
        Log.e("deserializeObject", "class not found error", cnfe);

        return null;
    } catch (IOException ioe) {
        Log.e("deserializeObject", "io error", ioe);

        return null;
    }
}

From source file:Main.java

/**
 * Receives an object through bluetooth.
 *///from   www  .java  2  s.  co m
public static Object bluetoothReadObject(BluetoothSocket socket) {
    ObjectInputStream oIS;
    try {
        oIS = new ObjectInputStream(socket.getInputStream());
        Object object = oIS.readObject();
        return object;
    } catch (Exception e) {
        return null;
    }
}

From source file:Main.java

public static Object readAsObject(File source) throws IOException, ClassNotFoundException {
    FileInputStream in = new FileInputStream(source);
    try {/*from   w w  w .  java  2s. c  om*/
        ObjectInputStream oi = new ObjectInputStream(in);
        return oi.readObject();
    } finally {
        try {
            in.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

From source file:Main.java

public static Object readSerializableObjectFromFile(FileInputStream fileIn) {
    Object b = null;/*  w  w w.  j  a  v a2 s  .  co m*/
    ObjectInputStream in = null;
    try {
        in = new ObjectInputStream(fileIn);
        b = in.readObject();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }

    return b;
}

From source file:Main.java

/** Read the object from Base64 string. */
public static Object fromString(String s) throws IOException, ClassNotFoundException {
    byte[] data = Base64.decode(s, 0);
    ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(data));
    Object o = ois.readObject();//from   w  w w.ja va  2 s . co  m
    ois.close();
    return o;
}

From source file:Main.java

public static Object byteToObject(byte[] data) throws IOException, ClassNotFoundException {
    ByteArrayInputStream inputStream = new ByteArrayInputStream(data);
    ObjectInputStream is = new ObjectInputStream(inputStream);
    return is.readObject();
}

From source file:Main.java

public static Object convertFromBytes(byte[] bytes) throws IOException, ClassNotFoundException {
    try {/*from www. j a  v  a  2  s. c om*/
        ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
        ObjectInput in = new ObjectInputStream(bis);
        return in.readObject();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static Object readObjectFromFile(String fileName) {

    ObjectInputStream ois = null;
    FileInputStream fis = null;//from   w  w w  .  j a  v a2s  .c o  m
    try {
        fis = new FileInputStream(fileName);
        ois = new ObjectInputStream(fis);
        return ois.readObject();

    } catch (Exception e) {

    } finally {
        if (ois != null)
            try {
                ois.close();
                ois = null;
            } catch (IOException e) {
            }
        if (fis != null)
            try {
                fis.close();
                fis = null;
            } catch (IOException e) {
            }
    }

    return null;

}

From source file:Main.java

public static Object getObject(byte[] bytes) throws IOException, ClassNotFoundException {
    ByteArrayInputStream bi = new ByteArrayInputStream(bytes);
    ObjectInputStream oi = new ObjectInputStream(bi);
    Object obj = oi.readObject();
    bi.close();/* www .ja  v a  2  s  .  com*/
    oi.close();
    return obj;
}