JAVA LANGUAGE

Does anyone understand this error? when I erase it, more errors show up. I use drjava.

Error: Syntax error on token ")", { expected after this token

class HospitalEmployee{ private String empName; private int empNo; private static void main(String args[]) }

public HospitalEmployee(String empName, int empNo) { this.empName = empName; this.empNo = empNo; }

public String getEmpName() { return empName; }

public int getEmpNo() { return empNo; } } class Employee extends HospitalEmployee{

public Employee(String empName, int empNo) { super(empName, empNo); }

public String toString(){ return this.getEmpName()+" works for the hospital"; }

}

class Administrator extends HospitalEmployee{ private String deptName; public Administrator(String empName, int empNo,String deptName) { super(empName, empNo); this.deptName=deptName; }

public String getDeptName() { return deptName; }

public void setDeptName(String deptName) { this.deptName = deptName; }