Mercurial > projects > dwt-mac
annotate dwt/dwthelper/WeakHashMap.d @ 156:969e7de37c3d default tip
Fixes to get dwt to work with dmd and ldc
author | Jacob Carlborg <doob@me.com> |
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date | Wed, 08 Jul 2009 21:56:44 +0200 |
parents | 380af2bdd8e5 |
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1 module dwt.dwthelper.WeakHashMap; |
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2 |
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3 |
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4 /+ |
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5 Is not yet 'weak' |
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6 +/ |
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7 class WeakHashMap { |
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8 |
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9 static class Ref { |
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10 size_t ptr; |
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11 this(Object k){ |
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12 ptr = cast(size_t)cast(void*)k; |
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13 } |
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14 } |
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15 |
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16 Object[ Ref ] data; |
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17 |
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18 public void add (Object key, Object element){ |
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19 auto k = new Ref(key); |
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20 data[ k ] = element; |
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21 } |
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22 public void removeKey (Object key){ |
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23 scope k = new Ref(key); |
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24 data.remove( k ); |
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25 } |
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26 public Object get(Object key){ |
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27 scope k = new Ref(key); |
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28 if( auto p = k in data ){ |
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29 return *p; |
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30 } |
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31 return null; |
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32 } |
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33 } |