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132
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1 /*
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2 File: Set.d
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3
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4 Originally written by Doug Lea and released into the public domain.
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5 Thanks for the assistance and support of Sun Microsystems Labs, Agorics
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6 Inc, Loral, and everyone contributing, testing, and using this code.
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7
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8 History:
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9 Date Who What
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10 24Sep95 dl@cs.oswego.edu Create from collections.d working file
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11 22Oct95 dl add addElements
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12
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13 */
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14
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15
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16 module tango.util.collection.model.Set;
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17
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18 private import tango.util.collection.model.SetView,
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19 tango.util.collection.model.Iterator,
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20 tango.util.collection.model.Dispenser;
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21
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22
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23 /**
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24 *
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25 * MutableSets support an include operations to add
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26 * an element only if it not present.
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27 *
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28 author: Doug Lea
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29 * @version 0.93
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30 *
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31 * <P> For an introduction to this package see <A HREF="index.html"> Overview </A>.
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32 *
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33 **/
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34
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35 public interface Set(T) : SetView!(T), Dispenser!(T)
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36 {
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37 /**
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38 * Include the indicated element in the collection.
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39 * No effect if the element is already present.
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40 * @param element the element to add
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41 * Returns: condition:
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42 * <PRE>
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43 * has(element) &&
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44 * no spurious effects &&
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45 * Version change iff !PREV(this).has(element)
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46 * </PRE>
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47 * Throws: IllegalElementException if !canInclude(element)
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48 **/
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49
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50 public void add (T element);
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51
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52
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53 /**
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54 * Include all elements of the enumeration in the collection.
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55 * Behaviorally equivalent to
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56 * <PRE>
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57 * while (e.more()) include(e.get());
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58 * </PRE>
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59 * @param e the elements to include
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60 * Throws: IllegalElementException if !canInclude(element)
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61 * Throws: CorruptedIteratorException propagated if thrown
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62 **/
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63
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64 public void add (Iterator!(T) e);
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65 public alias add opCatAssign;
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66 }
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67
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