EXP 8 PROGRAM FOR DISPLAYING FILE INFORMATION

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  EX NO :8  PROGRAM FOR DISPLAYING FILE INFORMATION  AIM    To write a java program that reads a file name from the user, displays information about whether  the file exists, whether the file is readable, or writable, the type of file and the length of the file in bytes.   PROCEDURE    1. Create a class filedemo. Get the file name from the user .   2. Use the file functions and display the information about the file.   3. getName() displays the name of the file.   4. getPath() diplays the path name of the file.   5. getParent() -This method returns the pathname string of this abstract pathname’s parent, or null  if this pathname does not name a parent directory.   6. exists() – Checks whether the file exists or not.   7. canRead()-This method is basically a check if the file can be read.   8. canWrite()-verifies whether the application can write to the file. ...
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EXP 3 PROGRAM TO GENERATE PAYSLIP USING INHERITANCE

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EX NO: 3


PROGRAM TO GENERATE PAYSLIP USING INHERITANCE


AIM

To develop a java application to generate pay slip for different category of employees using the

concept of inheritance.


PROCEDURE

1. Create the class employee with name, Empid, address, mailid, mobileno as members.

2. Inherit the classes programmer, asstprofessor,associateprofessor and professor from employee

class.

3. Add Basic Pay (BP) as the member of all the inherited classes.

4. Calculate DA as 97% of BP, HRA as 10% of BP, PF as 12% of BP, Staff club fund as 0.1% of BP.

5. Calculate gross salary and net salary.

6. Generate payslip for all categories of employees.

7. Create the objects for the inherited classes and invoke the necessary methods to display the

Payslip.

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