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Has-A and Is a relation ship

 
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Hi Friends

Please let me know about Has-A relaton ship in Java and IS-A relationship in java
 
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Hi Gaurav,

IS-A:
1. Child class IS-A Parent class.
ex: JavaProgrammer IS-A Programmer.

2. Child can wear so many hats including the inherited one's
Interface gives The spetialized power.
ex: JavaProgrammer IS-A SCJPCertified
JavaProgrammer IS-A SCWCDCertified like that.

Has-A:
Here class can contain instance variables of some other class types.
1. JavaProgrammer Has-A BigHouse.
2. JavaProgrammer Has-A BenzCar.
3. JavaProgrammer Has-A Address.

Hope i reflected the meaning and purpose throw ex.
 
Gaurav Pavan Kumar Jain
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thank you
 
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