[101] | 1 | package com.framsticks.params; |
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| 2 | |
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| 3 | import java.util.Collections; |
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| 4 | import java.util.Iterator; |
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| 5 | import java.util.Map; |
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| 6 | |
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[105] | 7 | import com.framsticks.structure.messages.ListChange; |
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[101] | 8 | |
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| 9 | public class SimpleUniqueList<T extends UniqueObject> implements Iterable<T> { |
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| 10 | |
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| 11 | protected final Map<String, T> children; |
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| 12 | protected final Class<T> type; |
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| 13 | protected final char prefix; |
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| 14 | protected final EventListeners<ListChange> listeners = new EventListeners<>(); |
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| 15 | |
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| 16 | protected int counter = 0; |
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| 17 | |
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| 18 | /** |
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| 19 | * @param type |
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| 20 | */ |
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| 21 | public SimpleUniqueList(Class<T> type, char prefix) { |
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| 22 | this.type = type; |
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| 23 | this.prefix = prefix; |
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| 24 | children = UniqueListAccess.createMap(type, this); |
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| 25 | } |
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| 26 | |
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| 27 | // public static <T2> SimpleUniqueList<T2> make(Class<T2> type) { |
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| 28 | // return new SimpleUniqueList<T2>(type); |
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| 29 | // } |
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| 30 | |
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| 31 | public String generateId() { |
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| 32 | return prefix + Integer.toString(counter++); |
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| 33 | } |
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| 34 | |
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| 35 | @Override |
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| 36 | public Iterator<T> iterator() { |
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| 37 | return children.values().iterator(); |
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| 38 | } |
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| 39 | |
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| 40 | public void addListener(EventListener<ListChange> listener) { |
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| 41 | listeners.add(listener); |
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| 42 | } |
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| 43 | |
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| 44 | public void removeListener(EventListener<ListChange> listener) { |
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| 45 | listeners.remove(listener); |
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| 46 | } |
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| 47 | |
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[102] | 48 | public void fireChildrenChange(ListChange original, ListChange.Action action, Object... hints) { |
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| 49 | listeners.actionForAll(new ListChange(action, original.getPosition(), original.getIdentifier(), hints)); |
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| 50 | |
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| 51 | } |
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| 52 | |
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| 53 | public void fireChildrenChange(T child, ListChange.Action action, Object... hints) { |
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| 54 | ListChange change = new ListChange(action, UniqueListAccess.getNumberInMap(children, child), child.getUid(), hints); |
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[101] | 55 | listeners.actionForAll(change); |
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| 56 | } |
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| 57 | |
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| 58 | public void add(T child) { |
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| 59 | child.setUid(generateId()); |
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| 60 | children.put(child.getUid(), child); |
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| 61 | fireChildrenChange(child, ListChange.Action.Add); |
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| 62 | } |
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| 63 | |
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| 64 | public void remove(T child) { |
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| 65 | fireChildrenChange(child, ListChange.Action.Remove); |
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| 66 | children.remove(child.getUid()); |
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| 67 | } |
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| 68 | |
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| 69 | public void modify(T child) { |
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| 70 | fireChildrenChange(child, ListChange.Action.Modify); |
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| 71 | } |
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| 72 | |
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| 73 | public Map<String, T> getView() { |
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| 74 | return Collections.unmodifiableMap(children); |
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| 75 | } |
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[103] | 76 | |
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| 77 | public Map<String, T> getMap() { |
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| 78 | return children; |
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| 79 | } |
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[101] | 80 | } |
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