Package org.onebusaway.utility

Class ObjectSerializationLibrary

java.lang.Object

org.onebusaway.utility.ObjectSerializationLibrary

public class ObjectSerializationLibrary
extends Object

Convenience methods for serializing objects to and from streams and files.

Author:

bdferris

Constructor Summary

Constructors

Constructor	Description
ObjectSerializationLibrary()

Method Summary

Modifier and Type	Method	Description
static ObjectInputStream	getFileAsObjectInputStream(File file)	Convenience method to open a specified file as an ObjectInputStream
static ObjectOutputStream	getFileAsObjectOutputStream(File file)	Convenience method to open a specified file as an ObjectOutputStream
static void	main(String[] args)
static void	printObject(File file, Object o)	Convenience method to serialize the string representation of an object, as returned by the Object.toString() method, to a file.
static <T> T	readObject(File file)	Read an object from a file by opening the file as an ObjectInputStream and reading a single object from the stream.
static void	writeObject(File file, Object o)	Serialize an object to a file by opening an ObjectOutputStream linked to the file and writing the object to the stream.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ObjectSerializationLibrary

public ObjectSerializationLibrary()

Method Detail

main

public static void main(String[] args)
                 throws IOException,
                        ClassNotFoundException

Throws:

IOException

ClassNotFoundException

getFileAsObjectOutputStream

public static ObjectOutputStream getFileAsObjectOutputStream(File file)
                                                      throws IOException

Convenience method to open a specified file as an ObjectOutputStream

Parameters:

file - the target output file

Returns:

an ObjectOutputStream linked to the target file

Throws:

IOException

getFileAsObjectInputStream

public static ObjectInputStream getFileAsObjectInputStream(File file)
                                                    throws IOException

Convenience method to open a specified file as an ObjectInputStream

Parameters:

file - the target input file

Returns:

an ObjectInputStream linked to the target file

Throws:

IOException

writeObject

public static void writeObject(File file,
                               Object o)
                        throws IOException

Serialize an object to a file by opening an ObjectOutputStream linked to the file and writing the object to the stream.

Parameters:

file - the target output file

o - the object to serialize

Throws:

IOException

readObject

public static <T> T readObject(File file)
                        throws IOException,
                               ClassNotFoundException

Read an object from a file by opening the file as an ObjectInputStream and reading a single object from the stream.

Parameters:

file - the input file

Returns:

an object deserialized from the file

Throws:

IOException

ClassNotFoundException

printObject

public static void printObject(File file,
                               Object o)
                        throws IOException

Convenience method to serialize the string representation of an object, as returned by the Object.toString() method, to a file.

Parameters:

file - the target output file

o - the object to serialize

Throws:

IOException