package it.unimi.dsi.fastutil.objects;
import it.unimi.dsi.fastutil.objects.ObjectIterator;
import it.unimi.dsi.fastutil.objects.ObjectIterable;
import it.unimi.dsi.fastutil.objects.ObjectSet;
import it.unimi.dsi.fastutil.objects.ObjectSets;
import it.unimi.dsi.fastutil.doubles.DoubleCollection;
import it.unimi.dsi.fastutil.doubles.DoubleCollections;
import it.unimi.dsi.fastutil.doubles.DoubleSets;
import java.util.Map;
import java.util.function.Consumer;
import it.unimi.dsi.fastutil.objects.Object2DoubleMap.FastEntrySet;
public final class Object2DoubleMaps {
private Object2DoubleMaps() {
}
@SuppressWarnings("unchecked")
public static <K> ObjectIterator<Object2DoubleMap.Entry<K>> fastIterator(Object2DoubleMap<K> map) {
final ObjectSet<Object2DoubleMap.Entry<K>> entries = map.object2DoubleEntrySet();
return entries instanceof Object2DoubleMap.FastEntrySet
? ((Object2DoubleMap.FastEntrySet<K>) entries).fastIterator()
: entries.iterator();
}
@SuppressWarnings("unchecked")
public static <K> void fastForEach(Object2DoubleMap<K> map,
final Consumer<? super Object2DoubleMap.Entry<K>> consumer) {
final ObjectSet<Object2DoubleMap.Entry<K>> entries = map.object2DoubleEntrySet();
if (entries instanceof Object2DoubleMap.FastEntrySet)
((Object2DoubleMap.FastEntrySet<K>) entries).fastForEach(consumer);
else
entries.forEach(consumer);
}
@SuppressWarnings("unchecked")
public static <K> ObjectIterable<Object2DoubleMap.Entry<K>> fastIterable(Object2DoubleMap<K> map) {
final ObjectSet<Object2DoubleMap.Entry<K>> entries = map.object2DoubleEntrySet();
return entries instanceof Object2DoubleMap.FastEntrySet ? new ObjectIterable<Object2DoubleMap.Entry<K>>() {
public ObjectIterator<Object2DoubleMap.Entry<K>> iterator() {
return ((Object2DoubleMap.FastEntrySet<K>) entries).fastIterator();
}
public void forEach(final Consumer<? super Object2DoubleMap.Entry<K>> consumer) {
((Object2DoubleMap.FastEntrySet<K>) entries).fastForEach(consumer);
}
} : entries;
}
public static class EmptyMap<K> extends Object2DoubleFunctions.EmptyFunction<K>
implements
Object2DoubleMap<K>,
java.io.Serializable,
Cloneable {
private static final long serialVersionUID = -7046029254386353129L;
protected EmptyMap() {
}
@Override
public boolean containsValue(final double v) {
return false;
}
@Deprecated
@Override
public boolean containsValue(final Object ov) {
return false;
}
@Override
public void putAll(final Map<? extends K, ? extends Double> m) {
throw new UnsupportedOperationException();
}
@SuppressWarnings("unchecked")
@Override
public ObjectSet<Object2DoubleMap.Entry<K>> object2DoubleEntrySet() {
return ObjectSets.EMPTY_SET;
}
@SuppressWarnings("unchecked")
@Override
public ObjectSet<K> keySet() {
return ObjectSets.EMPTY_SET;
}
@Override
public DoubleCollection values() {
return DoubleSets.EMPTY_SET;
}
@Override
public Object clone() {
return EMPTY_MAP;
}
@Override
public boolean isEmpty() {
return true;
}
@Override
public int hashCode() {
return 0;
}
@Override
public boolean equals(final Object o) {
if (!(o instanceof Map))
return false;
return ((Map<?, ?>) o).isEmpty();
}
@Override
public String toString() {
return "{}";
}
}
@SuppressWarnings("rawtypes")
public static final EmptyMap EMPTY_MAP = new EmptyMap();
@SuppressWarnings("unchecked")
public static <K> Object2DoubleMap<K> emptyMap() {
return EMPTY_MAP;
}
public static class Singleton<K> extends Object2DoubleFunctions.Singleton<K>
implements
Object2DoubleMap<K>,
java.io.Serializable,
Cloneable {
private static final long serialVersionUID = -7046029254386353129L;
protected transient ObjectSet<Object2DoubleMap.Entry<K>> entries;
protected transient ObjectSet<K> keys;
protected transient DoubleCollection values;
protected Singleton(final K key, final double value) {
super(key, value);
}
@Override
public boolean containsValue(final double v) {
return (Double.doubleToLongBits(value) == Double.doubleToLongBits(v));
}
@Deprecated
@Override
public boolean containsValue(final Object ov) {
return (Double.doubleToLongBits(((Double) (ov)).doubleValue()) == Double.doubleToLongBits(value));
}
@Override
public void putAll(final Map<? extends K, ? extends Double> m) {
throw new UnsupportedOperationException();
}
@Override
public ObjectSet<Object2DoubleMap.Entry<K>> object2DoubleEntrySet() {
if (entries == null)
entries = ObjectSets.singleton(new AbstractObject2DoubleMap.BasicEntry<>(key, value));
return entries;
}
@Deprecated
@Override
@SuppressWarnings({"rawtypes", "unchecked"})
public ObjectSet<Map.Entry<K, Double>> entrySet() {
return (ObjectSet) object2DoubleEntrySet();
}
@Override
public ObjectSet<K> keySet() {
if (keys == null)
keys = ObjectSets.singleton(key);
return keys;
}
@Override
public DoubleCollection values() {
if (values == null)
values = DoubleSets.singleton(value);
return values;
}
@Override
public boolean isEmpty() {
return false;
}
@Override
public int hashCode() {
return ((key) == null ? 0 : (key).hashCode()) ^ it.unimi.dsi.fastutil.HashCommon.double2int(value);
}
@Override
public boolean equals(final Object o) {
if (o == this)
return true;
if (!(o instanceof Map))
return false;
Map<?, ?> m = (Map<?, ?>) o;
if (m.size() != 1)
return false;
return m.entrySet().iterator().next().equals(entrySet().iterator().next());
}
@Override
public String toString() {
return "{" + key + "=>" + value + "}";
}
}
public static <K> Object2DoubleMap<K> singleton(final K key, double value) {
return new Singleton<>(key, value);
}
public static <K> Object2DoubleMap<K> singleton(final K key, final Double value) {
return new Singleton<>((key), (value).doubleValue());
}
public static class SynchronizedMap<K> extends Object2DoubleFunctions.SynchronizedFunction<K>
implements
Object2DoubleMap<K>,
java.io.Serializable {
private static final long serialVersionUID = -7046029254386353129L;
protected final Object2DoubleMap<K> map;
protected transient ObjectSet<Object2DoubleMap.Entry<K>> entries;
protected transient ObjectSet<K> keys;
protected transient DoubleCollection values;
protected SynchronizedMap(final Object2DoubleMap<K> m, final Object sync) {
super(m, sync);
this.map = m;
}
protected SynchronizedMap(final Object2DoubleMap<K> m) {
super(m);
this.map = m;
}
@Override
public boolean containsValue(final double v) {
synchronized (sync) {
return map.containsValue(v);
}
}
@Deprecated
@Override
public boolean containsValue(final Object ov) {
synchronized (sync) {
return map.containsValue(ov);
}
}
@Override
public void putAll(final Map<? extends K, ? extends Double> m) {
synchronized (sync) {
map.putAll(m);
}
}
@Override
public ObjectSet<Object2DoubleMap.Entry<K>> object2DoubleEntrySet() {
synchronized (sync) {
if (entries == null)
entries = ObjectSets.synchronize(map.object2DoubleEntrySet(), sync);
return entries;
}
}
@Deprecated
@Override
@SuppressWarnings({"unchecked", "rawtypes"})
public ObjectSet<Map.Entry<K, Double>> entrySet() {
return (ObjectSet) object2DoubleEntrySet();
}
@Override
public ObjectSet<K> keySet() {
synchronized (sync) {
if (keys == null)
keys = ObjectSets.synchronize(map.keySet(), sync);
return keys;
}
}
@Override
public DoubleCollection values() {
synchronized (sync) {
if (values == null)
return DoubleCollections.synchronize(map.values(), sync);
return values;
}
}
@Override
public boolean isEmpty() {
synchronized (sync) {
return map.isEmpty();
}
}
@Override
public int hashCode() {
synchronized (sync) {
return map.hashCode();
}
}
@Override
public boolean equals(final Object o) {
if (o == this)
return true;
synchronized (sync) {
return map.equals(o);
}
}
private void writeObject(java.io.ObjectOutputStream s) throws java.io.IOException {
synchronized (sync) {
s.defaultWriteObject();
}
}
@Override
public double getOrDefault(final Object key, final double defaultValue) {
synchronized (sync) {
return map.getOrDefault(key, defaultValue);
}
}
@Override
public void forEach(final java.util.function.BiConsumer<? super K, ? super Double> action) {
synchronized (sync) {
map.forEach(action);
}
}
@Override
public void replaceAll(
final java.util.function.BiFunction<? super K, ? super Double, ? extends Double> function) {
synchronized (sync) {
map.replaceAll(function);
}
}
@Override
public double putIfAbsent(final K key, final double value) {
synchronized (sync) {
return map.putIfAbsent(key, value);
}
}
@Override
public boolean remove(final Object key, final double value) {
synchronized (sync) {
return map.remove(key, value);
}
}
@Override
public double replace(final K key, final double value) {
synchronized (sync) {
return map.replace(key, value);
}
}
@Override
public boolean replace(final K key, final double oldValue, final double newValue) {
synchronized (sync) {
return map.replace(key, oldValue, newValue);
}
}
@Override
public double computeDoubleIfAbsent(final K key,
final java.util.function.ToDoubleFunction<? super K> mappingFunction) {
synchronized (sync) {
return map.computeDoubleIfAbsent(key, mappingFunction);
}
}
@Override
public double computeDoubleIfAbsentPartial(final K key,
final Object2DoubleFunction<? super K> mappingFunction) {
synchronized (sync) {
return map.computeDoubleIfAbsentPartial(key, mappingFunction);
}
}
@Override
public double computeDoubleIfPresent(final K key,
final java.util.function.BiFunction<? super K, ? super Double, ? extends Double> remappingFunction) {
synchronized (sync) {
return map.computeDoubleIfPresent(key, remappingFunction);
}
}
@Override
public double computeDouble(final K key,
final java.util.function.BiFunction<? super K, ? super Double, ? extends Double> remappingFunction) {
synchronized (sync) {
return map.computeDouble(key, remappingFunction);
}
}
@Override
public double mergeDouble(final K key, final double value,
final java.util.function.BiFunction<? super Double, ? super Double, ? extends Double> remappingFunction) {
synchronized (sync) {
return map.mergeDouble(key, value, remappingFunction);
}
}
@Deprecated
@Override
public Double getOrDefault(final Object key, final Double defaultValue) {
synchronized (sync) {
return map.getOrDefault(key, defaultValue);
}
}
@Deprecated
@Override
public boolean remove(final Object key, final Object value) {
synchronized (sync) {
return map.remove(key, value);
}
}
@Deprecated
@Override
public Double replace(final K key, final Double value) {
synchronized (sync) {
return map.replace(key, value);
}
}
@Deprecated
@Override
public boolean replace(final K key, final Double oldValue, final Double newValue) {
synchronized (sync) {
return map.replace(key, oldValue, newValue);
}
}
@Deprecated
@Override
public Double putIfAbsent(final K key, final Double value) {
synchronized (sync) {
return map.putIfAbsent(key, value);
}
}
@Override
public Double computeIfAbsent(final K key,
final java.util.function.Function<? super K, ? extends Double> mappingFunction) {
synchronized (sync) {
return map.computeIfAbsent(key, mappingFunction);
}
}
@Override
public Double computeIfPresent(final K key,
final java.util.function.BiFunction<? super K, ? super Double, ? extends Double> remappingFunction) {
synchronized (sync) {
return map.computeIfPresent(key, remappingFunction);
}
}
@Override
public Double compute(final K key,
final java.util.function.BiFunction<? super K, ? super Double, ? extends Double> remappingFunction) {
synchronized (sync) {
return map.compute(key, remappingFunction);
}
}
@Deprecated
@Override
public Double merge(final K key, final Double value,
final java.util.function.BiFunction<? super Double, ? super Double, ? extends Double> remappingFunction) {
synchronized (sync) {
return map.merge(key, value, remappingFunction);
}
}
}
public static <K> Object2DoubleMap<K> synchronize(final Object2DoubleMap<K> m) {
return new SynchronizedMap<>(m);
}
public static <K> Object2DoubleMap<K> synchronize(final Object2DoubleMap<K> m, final Object sync) {
return new SynchronizedMap<>(m, sync);
}
public static class UnmodifiableMap<K> extends Object2DoubleFunctions.UnmodifiableFunction<K>
implements
Object2DoubleMap<K>,
java.io.Serializable {
private static final long serialVersionUID = -7046029254386353129L;
protected final Object2DoubleMap<K> map;
protected transient ObjectSet<Object2DoubleMap.Entry<K>> entries;
protected transient ObjectSet<K> keys;
protected transient DoubleCollection values;
protected UnmodifiableMap(final Object2DoubleMap<K> m) {
super(m);
this.map = m;
}
@Override
public boolean containsValue(final double v) {
return map.containsValue(v);
}
@Deprecated
@Override
public boolean containsValue(final Object ov) {
return map.containsValue(ov);
}
@Override
public void putAll(final Map<? extends K, ? extends Double> m) {
throw new UnsupportedOperationException();
}
@Override
public ObjectSet<Object2DoubleMap.Entry<K>> object2DoubleEntrySet() {
if (entries == null)
entries = ObjectSets.unmodifiable(map.object2DoubleEntrySet());
return entries;
}
@Deprecated
@Override
@SuppressWarnings({"unchecked", "rawtypes"})
public ObjectSet<Map.Entry<K, Double>> entrySet() {
return (ObjectSet) object2DoubleEntrySet();
}
@Override
public ObjectSet<K> keySet() {
if (keys == null)
keys = ObjectSets.unmodifiable(map.keySet());
return keys;
}
@Override
public DoubleCollection values() {
if (values == null)
return DoubleCollections.unmodifiable(map.values());
return values;
}
@Override
public boolean isEmpty() {
return map.isEmpty();
}
@Override
public int hashCode() {
return map.hashCode();
}
@Override
public boolean equals(final Object o) {
if (o == this)
return true;
return map.equals(o);
}
@Override
public double getOrDefault(final Object key, final double defaultValue) {
return map.getOrDefault(key, defaultValue);
}
@Override
public void forEach(final java.util.function.BiConsumer<? super K, ? super Double> action) {
map.forEach(action);
}
@Override
public void replaceAll(
final java.util.function.BiFunction<? super K, ? super Double, ? extends Double> function) {
throw new UnsupportedOperationException();
}
@Override
public double putIfAbsent(final K key, final double value) {
throw new UnsupportedOperationException();
}
@Override
public boolean remove(final Object key, final double value) {
throw new UnsupportedOperationException();
}
@Override
public double replace(final K key, final double value) {
throw new UnsupportedOperationException();
}
@Override
public boolean replace(final K key, final double oldValue, final double newValue) {
throw new UnsupportedOperationException();
}
@Override
public double computeDoubleIfAbsent(final K key,
final java.util.function.ToDoubleFunction<? super K> mappingFunction) {
throw new UnsupportedOperationException();
}
@Override
public double computeDoubleIfAbsentPartial(final K key,
final Object2DoubleFunction<? super K> mappingFunction) {
throw new UnsupportedOperationException();
}
@Override
public double computeDoubleIfPresent(final K key,
final java.util.function.BiFunction<? super K, ? super Double, ? extends Double> remappingFunction) {
throw new UnsupportedOperationException();
}
@Override
public double computeDouble(final K key,
final java.util.function.BiFunction<? super K, ? super Double, ? extends Double> remappingFunction) {
throw new UnsupportedOperationException();
}
@Override
public double mergeDouble(final K key, final double value,
final java.util.function.BiFunction<? super Double, ? super Double, ? extends Double> remappingFunction) {
throw new UnsupportedOperationException();
}
@Deprecated
@Override
public Double getOrDefault(final Object key, final Double defaultValue) {
return map.getOrDefault(key, defaultValue);
}
@Deprecated
@Override
public boolean remove(final Object key, final Object value) {
throw new UnsupportedOperationException();
}
@Deprecated
@Override
public Double replace(final K key, final Double value) {
throw new UnsupportedOperationException();
}
@Deprecated
@Override
public boolean replace(final K key, final Double oldValue, final Double newValue) {
throw new UnsupportedOperationException();
}
@Deprecated
@Override
public Double putIfAbsent(final K key, final Double value) {
throw new UnsupportedOperationException();
}
@Override
public Double computeIfAbsent(final K key,
final java.util.function.Function<? super K, ? extends Double> mappingFunction) {
throw new UnsupportedOperationException();
}
@Override
public Double computeIfPresent(final K key,
final java.util.function.BiFunction<? super K, ? super Double, ? extends Double> remappingFunction) {
throw new UnsupportedOperationException();
}
@Override
public Double compute(final K key,
final java.util.function.BiFunction<? super K, ? super Double, ? extends Double> remappingFunction) {
throw new UnsupportedOperationException();
}
@Deprecated
@Override
public Double merge(final K key, final Double value,
final java.util.function.BiFunction<? super Double, ? super Double, ? extends Double> remappingFunction) {
throw new UnsupportedOperationException();
}
}
public static <K> Object2DoubleMap<K> unmodifiable(final Object2DoubleMap<K> m) {
return new UnmodifiableMap<>(m);
}
}