How do I serialize an object to a file?

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The class whose instances are to be serialized should implement an interface Serializable. Then you pass the instance to the ObjectOutputStream which is connected to a fileoutputstream. This will save the object to a file.

2013-05-20, 2211👍, 0💬

What is the common usage of serialization?
What is the common usage of serialization? Whenever an object is to be sent over the network, objects need to be serialized. Moreover if the state of an object is to be saved, objects need to be serilazed. 2013-05-21, 2410👍, 0💬

How can I customize the seralization process? i.e. how can one have a control over the serialization process?
How can I customize the seralization process? i.e. how can one have a control over the serialization process? Yes it is possible to have control over serialization process. The class should implement Externalizable interface. This interface contains two methods namely readExternal and writeExternal.... 2013-05-21, 2355👍, 0💬

What is serialization?
What is serialization? Serialization is a mechanism by which you can save the state of an object by converting it to a byte stream. 2013-05-17, 2321👍, 0💬

What type of parameter passing does Java support?
What type of parameter passing does Java support? In Java the arguments are always passed by value . 2013-05-16, 2273👍, 0💬

Primitive data types are passed by reference or pass by value?
Primitive data types are passed by reference or pass by value? Primitive data types are passed by value. 2013-05-16, 2217👍, 0💬

What is Externalizable interface?
What is Externalizable interface? Externalizable is an interface which contains two methods readExternal and writeExternal. These methods give you a control over the serialization mechanism. Thus if your class implements this interface, you can customize the serialization process by implementing the... 2013-05-22, 2216👍, 0💬

How do I serialize an object to a file?
How do I serialize an object to a file? The class whose instances are to be serialized should implement an interface Serializable. Then you pass the instance to the ObjectOutputStream which is connected to a fileoutputstream. This will save the object to a file. 2013-05-20, 2212👍, 0💬

When you serialize an object, what happens to the object references included in the object?
When you serialize an object, what happens to the object references included in the object? The serialization mechanism generates an object graph for serialization. Thus it determines whether the included object references are serializable or not. This is a recursive process. Thus when an object is ... 2013-05-22, 2202👍, 0💬

Objects are passed by value or by reference?
Objects are passed by value or by reference? Java only supports pass by value. With objects, the object reference itself is passed by value and so both the original reference and parameter copy both refer to the same object . 2013-05-17, 2180👍, 0💬

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