public void after(JoinPointContext context)
{
report("after " + context.StartSelector);
if (context.StartSelector.Equals("func4"))
{
String ret = (String)context.ReturnValue;
ret = ret + " #After#";
context.ReturnValue = ret;
}
else if (context.StartSelector.Equals("func9"))
{
int arg = (int)context.GetArgumentValue(0);
Console.WriteLine("AFTER: Value of x after func9: " + arg + ". Add one to value.");
arg = arg + 1;
context.SetArgumentValue(0, arg);
}
else if (context.StartSelector.Equals("func10"))
{
int arg = (int)context.GetArgumentValue(0);
Console.WriteLine("AFTER: Value of x after func10: " + arg + ". Add one to value.");
arg = arg + 1;
context.SetArgumentValue(0, arg);
}
}
public void PayIncomeTax(JoinPointContext jpc)
{
int ammount = (int) jpc.GetArgumentValue(0);
if(ammount > 2000)
{
Console.WriteLine("Because the income is more then 2000, he needs to pay income tax");
jpc.SetArgumentValue(0,ammount - CalculateTax(ammount));
}
}
public void before(JoinPointContext context)
{
report("before " + context.StartSelector);
if (context.StartSelector.Equals("func4"))
{
int arg = (int)context.GetArgumentValue(0);
arg = arg + 1;
context.AddArgument(0, arg.GetType(), arg);
}
else if (context.StartSelector.Equals("func9"))
{
object arg = context.GetArgumentValue(0);
Console.WriteLine("\targ=" + (arg == null ? "null" : "'" + arg + "'"));
}
else if (context.StartSelector.Equals("func10"))
{
int arg = (int)context.GetArgumentValue(0);
Console.WriteLine("BEFORE: Value of x before func10: " + arg + ". Add one to value.");
arg = arg + 1;
context.SetArgumentValue(0, arg);
}
}