public PrgState <T> Execute <T>(PrgState <T> state)
{
if (mExp.Eval(state.GetSymTable(), state.GetHeap()) > 0)
{
state.AddExeStack((T)(IStmt)this);
state.AddExeStack((T)mStatement);
}
return(null);
}
public PrgState <T> Execute <T>(PrgState <T> state)
{
if (mExp.Eval(state.GetSymTable(), state.GetHeap()) != 0)
{
state.AddExeStack((T)mThenS);
}
else
{
state.AddExeStack((T)mElseS);
}
return(null);
}
public List <PrgState <T> > SetStateList(T stmt)
{
MyList output = new MyList();
MyDictionary symTable = new MyDictionary();
MyStack <T> exeStack = new MyStack <T>();
MyIHeap heap = new MyHeap();
PrgState <T> prog = new PrgState <T>(exeStack, symTable, output, heap, 1);
prog.AddExeStack(stmt);
List <PrgState <T> > progList = new List <PrgState <T> >();
progList.Add(prog);
return(progList);
}
public PrgState <T> Execute <T>(PrgState <T> state)
{
// MyIDictionary symTable = state.getSymTable();
// int var = switchStmt.getExp2().eval(symTable);
// if(var - switchStmt.getExp1().eval(symTable) == 0)
// if(var - switchStmt.getExp1().eval(symTable) == 0)
// state.addExeStack(switchStmt.getStatement3());
// else state.addExeStack(switchStmt.getStatement1());
// else state.addExeStack(switchStmt.getStatement2());
IStmt stmt = new IfStmt(new ArithExp("-", mVarExp, mExp2),
new IfStmt(new ArithExp("-", mVarExp, mExp1),
mStatement3, mStatement1), mStatement2);
state.AddExeStack((T)stmt);
return(null);
}
public PrgState <T> Execute <T>(PrgState <T> state)
{
state.AddExeStack((T)(IStmt) new AssignStmt(mVarName, new ArithExp("+", new VarExp(mVarName), new ConstExp(1))));
return(null);
}