Examples with ObjectInputStream java.io.ObjectInputStream used on opensource projects

Example 56 with ObjectInputStream

use of java.io.ObjectInputStream in project gephi by gephi.

the class GenericPropertyEditor method setAsText.

@Override
public void setAsText(String text) throws IllegalArgumentException {
    if (!text.equals("null")) {
        ByteArrayInputStream bis = null;
        ObjectInputStream ois = null;
        try {
            bis = new ByteArrayInputStream(Base64.decodeBase64(text));
            ois = new ObjectInputStream(bis);
            val = ois.readObject();
        } catch (Exception e) {
            e.printStackTrace();
            ;
        } finally {
            if (ois != null) {
                try {
                    ois.close();
                } catch (IOException ex) {
                }
            }
            if (bis != null) {
                try {
                    bis.close();
                } catch (IOException ex) {
                }
            }
        }
    }
}

Example 57 with ObjectInputStream

use of java.io.ObjectInputStream in project facebook-android-sdk by facebook.

the class TestUtils method serializeAndUnserialize.

public static <T extends Serializable> T serializeAndUnserialize(final T t) {
    try {
        ByteArrayOutputStream os = new ByteArrayOutputStream();
        new ObjectOutputStream(os).writeObject(t);
        ByteArrayInputStream is = new ByteArrayInputStream(os.toByteArray());
        @SuppressWarnings("unchecked") T ret = (T) (new ObjectInputStream(is)).readObject();
        return ret;
    } catch (IOException e) {
        throw new RuntimeException(e);
    } catch (ClassNotFoundException e) {
        throw new RuntimeException(e);
    }
}

Example 58 with ObjectInputStream

use of java.io.ObjectInputStream in project gitblit by gitblit.

the class DeepCopier method copy.

/**
	 * Produce a deep copy of the given object. Serializes the entire object to
	 * a byte array in memory. Recommended for relatively small objects.
	 */
@SuppressWarnings("unchecked")
public static <T> T copy(T original) {
    T o = null;
    try {
        ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
        ObjectOutputStream oos = new ObjectOutputStream(byteOut);
        oos.writeObject(original);
        ByteArrayInputStream byteIn = new ByteArrayInputStream(byteOut.toByteArray());
        ObjectInputStream ois = new ObjectInputStream(byteIn);
        try {
            o = (T) ois.readObject();
        } catch (ClassNotFoundException cex) {
        // actually can not happen in this instance
        }
    } catch (IOException iox) {
        // doesn't seem likely to happen as these streams are in memory
        throw new RuntimeException(iox);
    }
    return o;
}

Example 59 with ObjectInputStream

use of java.io.ObjectInputStream in project XobotOS by xamarin.

the class AnnotationMember method rethrowError.

/**
     * Throws contained error (if any) with a renewed stack trace.
     */
public void rethrowError() throws Throwable {
    if (tag == ERROR) {
        // first check for expected types
        if (value instanceof TypeNotPresentException) {
            TypeNotPresentException tnpe = (TypeNotPresentException) value;
            throw new TypeNotPresentException(tnpe.typeName(), tnpe.getCause());
        } else if (value instanceof EnumConstantNotPresentException) {
            EnumConstantNotPresentException ecnpe = (EnumConstantNotPresentException) value;
            throw new EnumConstantNotPresentException(ecnpe.enumType(), ecnpe.constantName());
        } else if (value instanceof ArrayStoreException) {
            ArrayStoreException ase = (ArrayStoreException) value;
            throw new ArrayStoreException(ase.getMessage());
        }
        // got some other error, have to go with deep cloning
        // via serialization mechanism
        Throwable error = (Throwable) value;
        StackTraceElement[] ste = error.getStackTrace();
        ByteArrayOutputStream bos = new ByteArrayOutputStream(ste == null ? 512 : (ste.length + 1) * 80);
        ObjectOutputStream oos = new ObjectOutputStream(bos);
        oos.writeObject(error);
        oos.flush();
        oos.close();
        ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
        ObjectInputStream ois = new ObjectInputStream(bis);
        error = (Throwable) ois.readObject();
        ois.close();
        throw error;
    }
}

Example 60 with ObjectInputStream

use of java.io.ObjectInputStream in project XobotOS by xamarin.

the class SealedObject method getObject.

/**
     * Returns the wrapped object, decrypting it using the specified key.
     *
     * @param key
     *            the key to decrypt the data with.
     * @return the encapsulated object.
     * @throws IOException
     *             if deserialization fails.
     * @throws ClassNotFoundException
     *             if deserialization fails.
     * @throws NoSuchAlgorithmException
     *             if the algorithm to decrypt the data is not available.
     * @throws InvalidKeyException
     *             if the specified key cannot be used to decrypt the data.
     */
public final Object getObject(Key key) throws IOException, ClassNotFoundException, NoSuchAlgorithmException, InvalidKeyException {
    if (key == null) {
        throw new InvalidKeyException("key == null");
    }
    try {
        Cipher cipher = Cipher.getInstance(sealAlg);
        if ((paramsAlg != null) && (paramsAlg.length() != 0)) {
            AlgorithmParameters params = AlgorithmParameters.getInstance(paramsAlg);
            params.init(encodedParams);
            cipher.init(Cipher.DECRYPT_MODE, key, params);
        } else {
            cipher.init(Cipher.DECRYPT_MODE, key);
        }
        byte[] serialized = cipher.doFinal(encryptedContent);
        ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(serialized));
        return ois.readObject();
    } catch (NoSuchPaddingException e) {
        // with existing padding
        throw new NoSuchAlgorithmException(e.toString());
    } catch (InvalidAlgorithmParameterException e) {
        // with correct algorithm parameters
        throw new NoSuchAlgorithmException(e.toString());
    } catch (IllegalBlockSizeException e) {
        // was correctly made
        throw new NoSuchAlgorithmException(e.toString());
    } catch (BadPaddingException e) {
        // was correctly made
        throw new NoSuchAlgorithmException(e.toString());
    } catch (IllegalStateException e) {
        // should never be thrown because cipher is initialized
        throw new NoSuchAlgorithmException(e.toString());
    }
}