using System;
class ExceptionDemo{
public static void Main(){
int[] table = new int[6]{10,11,12,13,14,15};
int idx = 6;
Console.WriteLine("Main");
try{
M(table, idx);
}
catch (IndexOutOfRangeException){
M(table, AdjustIndex(idx,0,5));
}
}
public static void M(int[] table, int idx){
Console.WriteLine("M(table,{0})", idx);
N(table,idx);
}
public static void N(int[] table, int idx){
Console.WriteLine("N(table,{0})", idx);
P(table,idx);
}
public static void P(int[] table, int idx){
Console.WriteLine("P(table,{0})", idx);
Console.WriteLine("Accessing element {0}: {1}",
idx, table[idx]);
}
public static int AdjustIndex(int i, int low, int high){
int res;
if (i < low)
res = low;
else if (i > high)
res = high;
else res = i;
return res;
}
} | |
Main calls M.
The handling of the error.
Retrying the call of M.
M calls N.
N calls P.
In P the error occurs.
The error object is propagated
back to Main.
The usual method.
|