Java Interview Question: Singleton class in Java [Hindi | Urdu] смотреть онлайн

Singleton Class in Java :--
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Different ways for creating Singleton class:
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1. Eager Intialization:
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Simple.
Object is created as soon as class loaded in memory, whether is nedded or not.
No exception Handling.

2. using static block:
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Simple.
Object is created as soon as class loaded in memory, whether is nedded or not.
Exception Handling.


3. Lazy Intialization:
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Object is created on demand.
Exception Handling.

3. Lazy Intialization with in multi threading environment:
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Object is created on demand.
Exception Handling.
Multi threading handling.

3. Lazy Intialization with in multi threading environment with double checking:
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Object is created on demand.
Improved performance.
Exception Handling.
Multi threading handling.

How to break singleton?
by using serialization and de serialization.

we can stop to breaking singleton by using serialization and de serialization ???
it your Home work.

Ask me in comments.

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