it is telling me that there are no main methods found and it cant run. let me kn

Question

it is telling me that there are no main methods found and it cant run. let me know on any other mistakes also.thanks



//Lab3 template by: Jack McDermott

//this makes available all extra utilities from Java library including scanner
import java.util.*;
import java.io.*; //needed for files


public static class {Lab3.java}

{// start of class
Scanner keyIn = new Scanner(System.in);
// assigns "keyIn" to keyboard

Scanner inPayrollFile = new scanner(new Filereader("Lab3Input.txt"));
// assigns "inPayrollFile" to input file

PrintWriter outPayrollFile = new PrintWriter("Lab3Output.txt");
// assigns "outPayrollFile" to output file

//System.out displays on the moniter


//Variables and defined constants go here
int empID; //employee ID number
double hours; //hours worked
double rate; //hourly pay rate
int code; //department code number
double reg; //regular hours worked
double OT; //overtime hours worked
double gross; //gross pay for employee
double bonus; //bonus pay amount
double deduct; //deduction taken from employees pay
double net; //net pay for employee
int totalEmp; //total number of employees
double totalGross=0; //total gross pay
double totalDeduct=0; //total deduction taken
double totalNet=0; //total net pay
int file; //number of payroll file being used
char name; //name of employees department

///////////////////////////////////////////////////////////////////////////////
//instructions start here

//before loop instructions go here


{ outPayrollFile.println (HEADING1);

}
///////////////////////////////////////////////////////////////////////////////
//loop, which has input, process, output

{ while(inPayrollFile.hasNext())
//start while loop - hasNext is TRUE when there is an input record
// hasNext is False when no more input records - the loop ends

//inout - within loop
empID = inPayrollFile.nextInt() ; //example of reading from input file
hours = inPayrollFile.nextdouble();
rate = inPayrollFile.nextdouble();
code = inPayrollFile.nextInt() ;

//process - within loop


gross = reg + OT;

net = gross + bonus - deduct;







//output - within loop

totalEmp = totalEmp + 1;
totalGross = totalGross + gross;
totalDeduct = totalDeduct + deduct;
totalNet = totalNet + net;

outPayrollFile.printf("%4d", empID);
outPayrollFile.printf("%6.2f", hours);
outPayrollFile.printf("%6.2f", rate);
outPayrollFile.printf("%8.2f", gross);
outPayrollFile.printf("%8.2f", deduct);
outPayrollFile.printf("%8.2f%n", net);


{
int code = 4;

switch(code)
{
case 1: System.out.println ();
if(code = 20)
name = Administration;
case 2: System.out.println ();
if(code = 23)
name = Production;
case 3: System.out.println ();
if(code = 25)
name = Sales;
case 4: System.out.println ();
if(code != 20|23|25)
name = InvalidDept;

} //end switch(code)

}//end while loop

////////////////////////////////////////////////////////////////////////////
//after loop instructions go here

outPayrollFile.printf("totalEmployees = %4d" , totalEmp);
outPayrollFile.printf("totalGross = %7.2f", totalGross);
outPayrollFile.printf("totalDeduction = %7.2f", totalDeduct);
outPayrollFile.printf("totalNet = %7.2f", totalNet);


inPayrollFile.close();
outPayrollFile.close();

System.out.println ();
System.out.println ("PROGRAM COMPLETED by Jack McDermott");

}//end of main

////////////////////////////////////////////////////////////////////////////
//gross pay method goes here
////////////////////////////////////////////////////////////////////////////

public static double OT (hours, rate);
{
{
double OT;

if (hours <= 40)
OT = 0;
else
OT = ((hours>40) - 40) * (rate*1.5);

double roundTwoDecimals;
DecimalFormat twoDForm = new DecimalFormat("#.##");
return Double.valueOf(twoDForm.format(d));

return OT;
}
}



{
double reg;

reg = (hours<=40)*rate;

double roundTwoDecimals;
DecimalFormat twoDForm = new DecimalFormat("#.##");
return Double.valueOf(twoDForm.format(d));

return reg;
}


////////////////////////////////////////////////////////////////////////////
//bonus pay method goes here
////////////////////////////////////////////////////////////////////////////
public static double bonus (hours, gross);

{
double bonus;

if(code != 25)
bonus = 0;
if(code = 25 && hours >= 40)
bonus = gross * .10;
if(code = 25 && hours < 40)
bonus = gross * .05;

double roundTwoDecimals;
DecimalFormat twoDForm = new DecimalFormat("#.##");
return Double.valueOf(twoDForm.format(d));

return bonus;



}
}

////////////////////////////////////////////////////////////////////////////
//deduction pay method goes here
////////////////////////////////////////////////////////////////////////////

public static double deduct (double gross)
{
{
double deduct;

if(gross <= 500)
deduct = gross * .20;
else
if(500 < gross <= 1000)
deduct = 100 + ((gross - 500) * .25);
else
if(gross > 1000)
deduct = 225 + ((gross - 1000) * .30);

double roundTwoDecimals;
DecimalFormat twoDForm = new DecimalFormat("#.##");
return Double.valueOf(twoDForm.format(d));

return deduct;

}
}
}
//end of class

Explanation / Answer

You got it wrong. Type the following code: import java.util.*; import java.io.*; public static class Lab3 { public static void main(String args[]) { Scanner keyln... And go on as usual.

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