zend : init() not getting called when i am writting __constructor() in my model class

zend : init() not getting called when i am writting __constructor() in my
model class

References

Reference NO 1

http://stackoverflow.com/questions/15195325/zend-init-not-getting-called-when-i-am-writting-constructor-in-my-model

Reference NO 2

http://stackoverflow.com/questions/14109808/zend-framework-queries-and-input-validation

Reference NO 3

http://cogo.wordpress.com/2008/04/16/custom-validators-for-zend_form_element/

Reference NO 4

http://framework.zend.com/manual/1.8/en/zend.controller.actionhelpers.html

Reference NO 5

http://framework.zend.com/manual/1.12/en/learning.quickstart.create-model.html

Reference NO 6

http://www.sitepoint.com/forums/showthread.php?706521-__construct-vs-init

Reference NO 7

http://www.magentocommerce.com/boards/viewthread/76027/

Reference NO 8

#EANF#