// File: FormattedOutput.java
// Routines to output variables of type double and int
// Field widths are specified in which values are right justified

class FormattedOutput {

 // Given a double Value, this routine will return a string representation
 //     of the number with precision 2 and right justified in a field
 //     of Length spaces.
 // Precondition: The number of digits necessary to represent Value MUST
 //               be less than or equal to the argument Length
 public static String DoubleToFormatString(double Value,int Length)
 {String S=String.valueOf(Value),OutString;
  char Temp[]=new char[Length];
  int i,len=S.length();
  // Add .00 to numbers without fractional part
  if (S.indexOf('.')==-1) {
   System.out.println("123456789");
   S=S+".00";
   len+=3;
  }
  // Add a 0 to fractional parts of precision 1
  else if (len-S.indexOf('.')==2) {
   len++;
   Temp[Length-1]='0';
  }
  // Reduce a number with precision > 2 to precision 2
  else if (len-S.indexOf('.')>3) {
   S=S.substring(0,S.indexOf('.')+3);
   len=S.length();
  }
  // Pad blanks to the left of the value
  for (i=len;i<Length;i++) {
   Temp[i-len]=' ';
  }
  // Fill in the number
  for (i=0;i<S.length();i++)
   Temp[Length-len+i]=S.charAt(i);
  // Initialize OutString with the constructed string and return it
  OutString=new String(Temp);
  return(OutString);
 }

 // Given an integer Value, this routine will return a string representation
 //     of the number right justified in a field of Length spaces.
 // Precondition: The number of digits necessary to represent Value MUST
 //               be less than or equal to the argument Length
 public static String IntegerToFormatString(int Value,int Length)
 {String S=String.valueOf(Value),OutString;
  char Temp[]=new char[Length];
  int i,len=S.length();
  // Pad blanks to the left of the value
  for (i=len;i<Length;i++) {
   Temp[i-len]=' ';
  }
  // Fill in the number
  for (i=0;i<S.length();i++)
   Temp[Length-len+i]=S.charAt(i);
  // Initialize OutString with the constructed string and return it
  OutString=new String(Temp);
  return(OutString);
 }

} // End Class