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1 package de.mpiwg.indexmeta.utils;
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2
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3 import java.util.Collection;
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4 import java.util.Map;
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5 import java.util.Set;
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6
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7 public interface IQuadMap<V> {
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8
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9 int size();
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10
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11 boolean isEmpty();
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12
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13 boolean containsKey(QuadKey key);
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14
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15 boolean containsValue(Object value);
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16
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17 V get(QuadKey key);
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18
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19 V put(QuadKey key, V value);
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20
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21 V remove(QuadKey key);
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22
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23 //void putAll(Map<? extends K, ? extends V> m);
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24
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25 void clear();
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26
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27 Set<QuadKey> keySet();
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28
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29 Collection<V> values();
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30
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31 Set<Map.Entry<QuadKey, V>> entrySet();
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32
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33 boolean equals(Object o);
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34
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35 /**
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36 * Returns the hash code value for this map. The hash code of a map is
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37 * defined to be the sum of the hash codes of each entry in the map's
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38 * <tt>entrySet()</tt> view. This ensures that <tt>m1.equals(m2)</tt>
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39 * implies that <tt>m1.hashCode()==m2.hashCode()</tt> for any two maps
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40 * <tt>m1</tt> and <tt>m2</tt>, as required by the general contract of
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41 * {@link Object#hashCode}.
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42 *
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43 * @return the hash code value for this map
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44 * @see Map.Entry#hashCode()
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45 * @see Object#equals(Object)
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46 * @see #equals(Object)
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47 */
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48 int hashCode();
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49
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50
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51 } |
