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1 using System;
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2
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3 namespace Jint.Runtime.VM
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4 {
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5 public class Box<T>: BoxBase, IGetter<T>, ISetter<T>
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6 {
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7 T m_value;
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8 IBinder<T> m_binder;
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9
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10 public Box(T value,IBinder<T> binder) {
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11 m_value = value;
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12 m_binder = binder;
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13 }
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14
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15 public override bool IsReference {
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16 get {
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17 return true;
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18 }
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19 }
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20
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21 public override Type HoldingType
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22 {
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23 get { return typeof(T); }
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24 }
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25
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26 #region IGetter implementation
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27
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28 public T Get ()
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29 {
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30 return m_value;
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31 }
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32
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33 #endregion
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34
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35 #region ISetter implementation
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36
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37 public void Set (T value)
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38 {
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39 m_value = value;
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40 }
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41
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42 #endregion
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43
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44 public override T2 Convert<T2> ()
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45 {
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46 if (m_binder == null)
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47 throw new ArgumentNullException ();
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48 return m_binder.Convert<T2> (m_value);
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49 }
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50
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51 public override void Invoke(IBinaryOperation op, BoxBase arg2,Frame frame) {
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52 op.Invoke (m_value, ((IGetter<T>)arg2).Get (), m_binder, frame);
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53 }
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54 }
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55 }
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56
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