package org.eclipse.collections.impl.map.mutable.primitive;
import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.Arrays;
import java.util.BitSet;
import java.util.Iterator;
import java.util.NoSuchElementException;
import org.eclipse.collections.api.BooleanIterable;
import org.eclipse.collections.api.ShortIterable;
import org.eclipse.collections.api.LazyShortIterable;
import org.eclipse.collections.api.RichIterable;
import org.eclipse.collections.api.bag.primitive.MutableShortBag;
import org.eclipse.collections.api.block.function.primitive.BooleanFunction;
import org.eclipse.collections.api.block.function.primitive.BooleanFunction0;
import org.eclipse.collections.api.block.function.primitive.BooleanToBooleanFunction;
import org.eclipse.collections.api.block.function.primitive.ShortBooleanToBooleanFunction;
import org.eclipse.collections.api.block.function.primitive.ShortToBooleanFunction;
import org.eclipse.collections.api.block.function.primitive.ObjectShortToObjectFunction;
import org.eclipse.collections.api.block.predicate.primitive.ShortBooleanPredicate;
import org.eclipse.collections.api.block.predicate.primitive.ShortPredicate;
import org.eclipse.collections.api.block.procedure.Procedure;
import org.eclipse.collections.api.block.procedure.Procedure2;
import org.eclipse.collections.api.block.procedure.primitive.ShortBooleanProcedure;
import org.eclipse.collections.api.block.procedure.primitive.ShortProcedure;
import org.eclipse.collections.api.block.procedure.primitive.ObjectIntProcedure;
import org.eclipse.collections.api.collection.primitive.MutableBooleanCollection;
import org.eclipse.collections.api.iterator.ShortIterator;
import org.eclipse.collections.api.iterator.MutableBooleanIterator;
import org.eclipse.collections.api.iterator.MutableShortIterator;
import org.eclipse.collections.api.list.primitive.MutableShortList;
import org.eclipse.collections.api.map.primitive.ShortBooleanMap;
import org.eclipse.collections.api.map.primitive.ImmutableShortBooleanMap;
import org.eclipse.collections.api.map.primitive.MutableShortBooleanMap;
import org.eclipse.collections.api.set.primitive.BooleanSet;
import org.eclipse.collections.api.set.primitive.ShortSet;
import org.eclipse.collections.api.set.primitive.MutableShortSet;
import org.eclipse.collections.api.tuple.primitive.ShortBooleanPair;
import org.eclipse.collections.impl.SpreadFunctions;
import org.eclipse.collections.impl.bag.mutable.primitive.ShortHashBag;
import org.eclipse.collections.impl.factory.primitive.ShortBooleanMaps;
import org.eclipse.collections.impl.iterator.UnmodifiableShortIterator;
import org.eclipse.collections.impl.lazy.AbstractLazyIterable;
import org.eclipse.collections.impl.lazy.primitive.AbstractLazyShortIterable;
import org.eclipse.collections.impl.list.mutable.primitive.ShortArrayList;
import org.eclipse.collections.impl.set.mutable.primitive.ShortHashSet;
import org.eclipse.collections.impl.tuple.primitive.PrimitiveTuples;
public class ShortBooleanHashMap extends AbstractMutableBooleanValuesMap implements MutableShortBooleanMap, MutableShortKeysMap, Externalizable
{
static final boolean EMPTY_VALUE = false;
private static final long serialVersionUID = 1L;
private static final short EMPTY_KEY = (short) 0;
private static final short REMOVED_KEY = (short) 1;
@Deprecated
private static final float DEFAULT_LOAD_FACTOR = 0.5f;
private static final int OCCUPIED_DATA_RATIO = 2;
private static final int OCCUPIED_SENTINEL_RATIO = 4;
private static final int DEFAULT_INITIAL_CAPACITY = 8;
private static final int CACHE_LINE_SIZE = 64;
private static final int KEY_SIZE = 2;
private static final int INITIAL_LINEAR_PROBE = CACHE_LINE_SIZE / KEY_SIZE / 2;
private short[] keys;
private BitSet values;
private int occupiedWithData;
private int occupiedWithSentinels;
private SentinelValues sentinelValues;
public ShortBooleanHashMap()
{
this.allocateTable(DEFAULT_INITIAL_CAPACITY << 1);
}
public ShortBooleanHashMap(int initialCapacity)
{
if (initialCapacity < 0)
{
throw new IllegalArgumentException("initial capacity cannot be less than 0");
}
int capacity = this.smallestPowerOfTwoGreaterThan(this.fastCeil(initialCapacity * OCCUPIED_DATA_RATIO));
this.allocateTable(capacity);
}
public ShortBooleanHashMap(ShortBooleanMap map)
{
this(Math.max(map.size(), DEFAULT_INITIAL_CAPACITY));
this.putAll(map);
}
@Deprecated
public ShortBooleanHashMap(int initialCapacity, float loadFactor)
{
this(initialCapacity);
}
@Override
protected int getOccupiedWithData()
{
return this.occupiedWithData;
}
@Override
protected SentinelValues getSentinelValues()
{
return this.sentinelValues;
}
@Override
protected void setSentinelValuesNull()
{
this.sentinelValues = null;
}
@Override
protected boolean getEmptyValue()
{
return EMPTY_VALUE;
}
@Override
protected int getTableSize()
{
return this.keys.length;
}
@Override
protected boolean getValueAtIndex(int index)
{
return this.values.get(index);
}
@Override
protected boolean isNonSentinelAtIndex(int index)
{
return !isEmptyKey(this.keys[index]) && !isRemovedKey(this.keys[index]);
}
private int smallestPowerOfTwoGreaterThan(int n)
{
return n > 1 ? Integer.highestOneBit(n - 1) << 1 : 1;
}
@Override
public MutableShortBooleanMap asUnmodifiable()
{
return new UnmodifiableShortBooleanMap(this);
}
@Override
public MutableShortBooleanMap asSynchronized()
{
return new SynchronizedShortBooleanMap(this);
}
@Override
public ImmutableShortBooleanMap toImmutable()
{
return ShortBooleanMaps.immutable.withAll(this);
}
public static ShortBooleanHashMap newWithKeysValues(short key1, boolean value1)
{
return new ShortBooleanHashMap(1).withKeyValue(key1, value1);
}
public static ShortBooleanHashMap newWithKeysValues(short key1, boolean value1, short key2, boolean value2)
{
return new ShortBooleanHashMap(2).withKeysValues(key1, value1, key2, value2);
}
public static ShortBooleanHashMap newWithKeysValues(short key1, boolean value1, short key2, boolean value2, short key3, boolean value3)
{
return new ShortBooleanHashMap(3).withKeysValues(key1, value1, key2, value2, key3, value3);
}
public static ShortBooleanHashMap newWithKeysValues(short key1, boolean value1, short key2, boolean value2, short key3, boolean value3, short key4, boolean value4)
{
return new ShortBooleanHashMap(4).withKeysValues(key1, value1, key2, value2, key3, value3, key4, value4);
}
@Override
public ShortBooleanHashMap withKeyValue(short key1, boolean value1)
{
this.put(key1, value1);
return this;
}
public ShortBooleanHashMap withKeysValues(short key1, boolean value1, short key2, boolean value2)
{
this.put(key1, value1);
this.put(key2, value2);
return this;
}
public ShortBooleanHashMap withKeysValues(short key1, boolean value1, short key2, boolean value2, short key3, boolean value3)
{
this.put(key1, value1);
this.put(key2, value2);
this.put(key3, value3);
return this;
}
public ShortBooleanHashMap withKeysValues(short key1, boolean value1, short key2, boolean value2, short key3, boolean value3, short key4, boolean value4)
{
this.put(key1, value1);
this.put(key2, value2);
this.put(key3, value3);
this.put(key4, value4);
return this;
}
@Override
public ShortBooleanHashMap withoutKey(short key)
{
this.removeKey(key);
return this;
}
@Override
public ShortBooleanHashMap withoutAllKeys(ShortIterable keys)
{
keys.forEach(this::removeKey);
return this;
}
private int fastCeil(float v)
{
int possibleResult = (int) v;
if (v - possibleResult > 0.0F)
{
possibleResult++;
}
return possibleResult;
}
private static boolean isEmptyKey(short key)
{
return key == EMPTY_KEY;
}
private static boolean isRemovedKey(short key)
{
return key == REMOVED_KEY;
}
private static boolean isNonSentinel(short key)
{
return !isEmptyKey(key) && !isRemovedKey(key);
}
private void allocateTable(int sizeToAllocate)
{
this.keys = new short[sizeToAllocate];
this.values = new BitSet(sizeToAllocate);
}
public void compact()
{
this.rehash(this.smallestPowerOfTwoGreaterThan(this.size()));
}
private void rehash()
{
this.rehash(this.keys.length);
}
private void rehashAndGrow()
{
this.rehash(this.keys.length << 1);
}
private void rehash(int newCapacity)
{
int oldLength = this.keys.length;
short[] old = this.keys;
BitSet oldValues = this.values;
this.allocateTable(newCapacity);
this.occupiedWithData = 0;
this.occupiedWithSentinels = 0;
for (int i = 0; i < oldLength; i++)
{
if (isNonSentinel(old[i]))
{
this.put(old[i], oldValues.get(i));
}
}
}
int probe(short element)
{
int index = this.spreadAndMask(element);
short keyAtIndex = this.keys[index];
if (keyAtIndex == element || keyAtIndex == EMPTY_KEY)
{
return index;
}
int removedIndex = keyAtIndex == REMOVED_KEY ? index : -1;
for (int i = 1; i < INITIAL_LINEAR_PROBE; i++)
{
int nextIndex = (index + i) & (this.keys.length - 1);
keyAtIndex = this.keys[nextIndex];
if (keyAtIndex == element)
{
return nextIndex;
}
if (keyAtIndex == EMPTY_KEY)
{
return removedIndex == -1 ? nextIndex : removedIndex;
}
if (keyAtIndex == REMOVED_KEY && removedIndex == -1)
{
removedIndex = nextIndex;
}
}
return this.probeTwo(element, removedIndex);
}
int probeTwo(short element, int removedIndex)
{
int index = this.spreadTwoAndMask(element);
for (int i = 0; i < INITIAL_LINEAR_PROBE; i++)
{
int nextIndex = (index + i) & (this.keys.length - 1);
short keyAtIndex = this.keys[nextIndex];
if (keyAtIndex == element)
{
return nextIndex;
}
if (keyAtIndex == EMPTY_KEY)
{
return removedIndex == -1 ? nextIndex : removedIndex;
}
if (keyAtIndex == REMOVED_KEY && removedIndex == -1)
{
removedIndex = nextIndex;
}
}
return this.probeThree(element, removedIndex);
}
int probeThree(short element, int removedIndex)
{
int nextIndex = Integer.reverse(SpreadFunctions.shortSpreadOne(element));
int spreadTwo = Integer.reverse(SpreadFunctions.shortSpreadTwo(element)) | 1;
while (true)
{
nextIndex = this.mask(nextIndex + spreadTwo);
short keyAtIndex = this.keys[nextIndex];
if (keyAtIndex == element)
{
return nextIndex;
}
if (keyAtIndex == EMPTY_KEY)
{
return removedIndex == -1 ? nextIndex : removedIndex;
}
if (keyAtIndex == REMOVED_KEY && removedIndex == -1)
{
removedIndex = nextIndex;
}
}
}
int spreadAndMask(short element)
{
int code = SpreadFunctions.shortSpreadOne(element);
return this.mask(code);
}
int spreadTwoAndMask(short element)
{
int code = SpreadFunctions.shortSpreadTwo(element);
return this.mask(code);
}
private int mask(int spread)
{
return spread & (this.keys.length - 1);
}
@Override
public void clear()
{
this.sentinelValues = null;
this.occupiedWithData = 0;
this.occupiedWithSentinels = 0;
Arrays.fill(this.keys, EMPTY_KEY);
this.values.clear();
}
@Override
public void put(short key, boolean value)
{
if (isEmptyKey(key))
{
if (this.getSentinelValues() == null)
{
this.sentinelValues = new SentinelValues();
}
this.getSentinelValues().containsZeroKey = true;
this.getSentinelValues().zeroValue = value;
return;
}
if (isRemovedKey(key))
{
if (this.sentinelValues == null)
{
this.sentinelValues = new SentinelValues();
}
this.getSentinelValues().containsOneKey = true;
this.getSentinelValues().oneValue = value;
return;
}
int index = this.probe(key);
if (this.keys[index] == key)
{
this.values.set(index, value);
return;
}
this.addKeyValueAtIndex(key, value, index);
}
@Override
public void putAll(ShortBooleanMap map)
{
map.forEachKeyValue(this::put);
}
@Override
public void updateValues(ShortBooleanToBooleanFunction function)
{
if (this.sentinelValues != null)
{
if (this.getSentinelValues().containsZeroKey)
{
this.getSentinelValues().zeroValue = function.valueOf(EMPTY_KEY, this.getSentinelValues().zeroValue);
}
if (this.getSentinelValues().containsOneKey)
{
this.getSentinelValues().oneValue = function.valueOf(REMOVED_KEY, this.getSentinelValues().oneValue);
}
}
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
this.values.set(i, function.valueOf(this.keys[i], this.getValueAtIndex(i)));
}
}
}
@Override
public boolean containsKey(short key)
{
if (isEmptyKey(key))
{
return this.getSentinelValues() != null && this.getSentinelValues().containsZeroKey;
}
if (isRemovedKey(key))
{
return this.getSentinelValues() != null && this.getSentinelValues().containsOneKey;
}
return this.keys[this.probe(key)] == key;
}
@Override
public boolean containsValue(boolean value)
{
if (this.getSentinelValues() != null && this.getSentinelValues().containsValue(value))
{
return true;
}
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && this.getValueAtIndex(i) == value)
{
return true;
}
}
return false;
}
@Override
public boolean get(short key)
{
return this.getIfAbsent(key, this.getEmptyValue());
}
@Override
public boolean getIfAbsent(short key, boolean ifAbsent)
{
if (isEmptyKey(key))
{
if (this.sentinelValues == null || !this.getSentinelValues().containsZeroKey)
{
return ifAbsent;
}
return this.getSentinelValues().zeroValue;
}
if (isRemovedKey(key))
{
if (this.sentinelValues == null || !this.getSentinelValues().containsOneKey)
{
return ifAbsent;
}
return this.getSentinelValues().oneValue;
}
int index = this.probe(key);
if (this.isNonSentinelAtIndex(index))
{
return this.values.get(index);
}
return ifAbsent;
}
@Override
public boolean getOrThrow(short key)
{
if (isEmptyKey(key))
{
if (this.sentinelValues == null || !this.getSentinelValues().containsZeroKey)
{
throw new IllegalStateException("Key " + key + " not present.");
}
return this.getSentinelValues().zeroValue;
}
if (isRemovedKey(key))
{
if (this.sentinelValues == null || !this.getSentinelValues().containsOneKey)
{
throw new IllegalStateException("Key " + key + " not present.");
}
return this.getSentinelValues().oneValue;
}
int index = this.probe(key);
if (this.isNonSentinelAtIndex(index))
{
return this.values.get(index);
}
throw new IllegalStateException("Key " + key + " not present.");
}
@Override
public boolean getIfAbsentPut(short key, boolean value)
{
if (isEmptyKey(key))
{
if (this.sentinelValues == null)
{
this.sentinelValues = new SentinelValues();
this.addEmptyKeyValue(value);
return value;
}
if (this.getSentinelValues().containsZeroKey)
{
return this.getSentinelValues().zeroValue;
}
this.addEmptyKeyValue(value);
return value;
}
if (isRemovedKey(key))
{
if (this.sentinelValues == null)
{
this.sentinelValues = new SentinelValues();
this.addRemovedKeyValue(value);
return value;
}
if (this.getSentinelValues().containsOneKey)
{
return this.getSentinelValues().oneValue;
}
this.addRemovedKeyValue(value);
return value;
}
int index = this.probe(key);
if (this.keys[index] == key)
{
return this.values.get(index);
}
this.addKeyValueAtIndex(key, value, index);
return value;
}
@Override
public boolean getIfAbsentPut(short key, BooleanFunction0 function)
{
if (isEmptyKey(key))
{
if (this.sentinelValues == null)
{
boolean value = function.value();
this.sentinelValues = new SentinelValues();
this.addEmptyKeyValue(value);
return value;
}
if (this.getSentinelValues().containsZeroKey)
{
return this.getSentinelValues().zeroValue;
}
boolean value = function.value();
this.addEmptyKeyValue(value);
return value;
}
if (isRemovedKey(key))
{
if (this.sentinelValues == null)
{
boolean value = function.value();
this.sentinelValues = new SentinelValues();
this.addRemovedKeyValue(value);
return value;
}
if (this.getSentinelValues().containsOneKey)
{
return this.getSentinelValues().oneValue;
}
boolean value = function.value();
this.addRemovedKeyValue(value);
return value;
}
int index = this.probe(key);
if (this.keys[index] == key)
{
return this.values.get(index);
}
boolean value = function.value();
this.addKeyValueAtIndex(key, value, index);
return value;
}
@Override
public <P> boolean getIfAbsentPutWith(short key, BooleanFunction<? super P> function, P parameter)
{
if (isEmptyKey(key))
{
if (this.sentinelValues == null)
{
boolean value = function.booleanValueOf(parameter);
this.sentinelValues = new SentinelValues();
this.addEmptyKeyValue(value);
return value;
}
if (this.getSentinelValues().containsZeroKey)
{
return this.getSentinelValues().zeroValue;
}
boolean value = function.booleanValueOf(parameter);
this.addEmptyKeyValue(value);
return value;
}
if (isRemovedKey(key))
{
if (this.sentinelValues == null)
{
boolean value = function.booleanValueOf(parameter);
this.sentinelValues = new SentinelValues();
this.addRemovedKeyValue(value);
return value;
}
if (this.getSentinelValues().containsOneKey)
{
return this.getSentinelValues().oneValue;
}
boolean value = function.booleanValueOf(parameter);
this.addRemovedKeyValue(value);
return value;
}
int index = this.probe(key);
if (this.keys[index] == key)
{
return this.values.get(index);
}
boolean value = function.booleanValueOf(parameter);
this.addKeyValueAtIndex(key, value, index);
return value;
}
@Override
public boolean getIfAbsentPutWithKey(short key, ShortToBooleanFunction function)
{
if (isEmptyKey(key))
{
if (this.sentinelValues == null)
{
boolean value = function.valueOf(key);
this.sentinelValues = new SentinelValues();
this.addEmptyKeyValue(value);
return value;
}
if (this.getSentinelValues().containsZeroKey)
{
return this.getSentinelValues().zeroValue;
}
boolean value = function.valueOf(key);
this.addEmptyKeyValue(value);
return value;
}
if (isRemovedKey(key))
{
if (this.sentinelValues == null)
{
boolean value = function.valueOf(key);
this.sentinelValues = new SentinelValues();
this.addRemovedKeyValue(value);
return value;
}
if (this.getSentinelValues().containsOneKey)
{
return this.getSentinelValues().oneValue;
}
boolean value = function.valueOf(key);
this.addRemovedKeyValue(value);
return value;
}
int index = this.probe(key);
if (this.keys[index] == key)
{
return this.values.get(index);
}
boolean value = function.valueOf(key);
this.addKeyValueAtIndex(key, value, index);
return value;
}
@Override
public boolean updateValue(short key, boolean initialValueIfAbsent, BooleanToBooleanFunction function)
{
if (isEmptyKey(key))
{
if (this.sentinelValues == null)
{
this.sentinelValues = new SentinelValues();
this.addEmptyKeyValue(function.valueOf(initialValueIfAbsent));
}
else if (this.getSentinelValues().containsZeroKey)
{
this.getSentinelValues().zeroValue = function.valueOf(this.getSentinelValues().zeroValue);
}
else
{
this.addEmptyKeyValue(function.valueOf(initialValueIfAbsent));
}
return this.getSentinelValues().zeroValue;
}
if (isRemovedKey(key))
{
if (this.sentinelValues == null)
{
this.sentinelValues = new SentinelValues();
this.addRemovedKeyValue(function.valueOf(initialValueIfAbsent));
}
else if (this.getSentinelValues().containsOneKey)
{
this.getSentinelValues().oneValue = function.valueOf(this.getSentinelValues().oneValue);
}
else
{
this.addRemovedKeyValue(function.valueOf(initialValueIfAbsent));
}
return this.getSentinelValues().oneValue;
}
int index = this.probe(key);
if (this.keys[index] == key)
{
this.values.set(index, function.valueOf(this.values.get(index)));
return this.values.get(index);
}
boolean value = function.valueOf(initialValueIfAbsent);
this.addKeyValueAtIndex(key, value, index);
return value;
}
private void addKeyValueAtIndex(short key, boolean value, int index)
{
if (this.keys[index] == REMOVED_KEY)
{
this.occupiedWithSentinels--;
}
this.keys[index] = key;
this.values.set(index, value);
this.occupiedWithData++;
if (this.occupiedWithData > this.maxOccupiedWithData())
{
this.rehashAndGrow();
}
}
@Override
public void removeKey(short key)
{
if (isEmptyKey(key))
{
if (this.sentinelValues == null || !this.getSentinelValues().containsZeroKey)
{
return;
}
this.removeEmptyKey();
return;
}
if (isRemovedKey(key))
{
if (this.sentinelValues == null || !this.getSentinelValues().containsOneKey)
{
return;
}
this.removeRemovedKey();
return;
}
int index = this.probe(key);
if (this.keys[index] == key)
{
this.keys[index] = REMOVED_KEY;
this.values.set(index, this.getEmptyValue());
this.occupiedWithData--;
this.occupiedWithSentinels++;
if (this.occupiedWithSentinels > this.maxOccupiedWithSentinels())
{
this.rehash();
}
}
}
@Override
public void remove(short key)
{
this.removeKey(key);
}
@Override
public boolean removeKeyIfAbsent(short key, boolean value)
{
if (isEmptyKey(key))
{
if (this.sentinelValues == null || !this.getSentinelValues().containsZeroKey)
{
return value;
}
boolean oldValue = this.getSentinelValues().zeroValue;
this.removeEmptyKey();
return oldValue;
}
if (isRemovedKey(key))
{
if (this.sentinelValues == null || !this.getSentinelValues().containsOneKey)
{
return value;
}
boolean oldValue = this.getSentinelValues().oneValue;
this.removeRemovedKey();
return oldValue;
}
int index = this.probe(key);
if (this.keys[index] == key)
{
this.keys[index] = REMOVED_KEY;
boolean oldValue = this.values.get(index);
this.values.set(index, this.getEmptyValue());
this.occupiedWithData--;
this.occupiedWithSentinels++;
if (this.occupiedWithSentinels > this.maxOccupiedWithSentinels())
{
this.rehash();
}
return oldValue;
}
return value;
}
@Override
public boolean equals(Object obj)
{
if (this == obj)
{
return true;
}
if (!(obj instanceof ShortBooleanMap))
{
return false;
}
ShortBooleanMap other = (ShortBooleanMap) obj;
if (this.size() != other.size())
{
return false;
}
if (this.sentinelValues == null)
{
if (other.containsKey(EMPTY_KEY) || other.containsKey(REMOVED_KEY))
{
return false;
}
}
else
{
if (this.getSentinelValues().containsZeroKey && (!other.containsKey(EMPTY_KEY) || this.getSentinelValues().zeroValue != other.getOrThrow(EMPTY_KEY)))
{
return false;
}
if (this.getSentinelValues().containsOneKey && (!other.containsKey(REMOVED_KEY) || this.getSentinelValues().oneValue != other.getOrThrow(REMOVED_KEY)))
{
return false;
}
}
for (int i = 0; i < this.keys.length; i++)
{
if (this.isNonSentinelAtIndex(i) && (!other.containsKey(this.keys[i]) || this.getValueAtIndex(i) != other.getOrThrow(this.keys[i])))
{
return false;
}
}
return true;
}
@Override
public int hashCode()
{
int result = 0;
if (this.sentinelValues != null)
{
if (this.getSentinelValues().containsZeroKey)
{
result += (int) EMPTY_KEY ^ (this.getSentinelValues().zeroValue ? 1231 : 1237);
}
if (this.getSentinelValues().containsOneKey)
{
result += (int) REMOVED_KEY ^ (this.getSentinelValues().oneValue ? 1231 : 1237);
}
}
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
result += (int) this.keys[i] ^ (this.getValueAtIndex(i) ? 1231 : 1237);
}
}
return result;
}
@Override
public String toString()
{
StringBuilder appendable = new StringBuilder();
appendable.append("{");
boolean first = true;
if (this.sentinelValues != null)
{
if (this.getSentinelValues().containsZeroKey)
{
appendable.append(EMPTY_KEY).append("=").append(this.getSentinelValues().zeroValue);
first = false;
}
if (this.getSentinelValues().containsOneKey)
{
if (!first)
{
appendable.append(", ");
}
appendable.append(REMOVED_KEY).append("=").append(this.getSentinelValues().oneValue);
first = false;
}
}
for (int i = 0; i < this.keys.length; i++)
{
if (this.isNonSentinelAtIndex(i))
{
if (!first)
{
appendable.append(", ");
}
appendable.append(this.keys[i]).append("=").append(this.getValueAtIndex(i));
first = false;
}
}
appendable.append("}");
return appendable.toString();
}
@Override
public MutableBooleanIterator booleanIterator()
{
return new InternalBooleanIterator();
}
@Override
public void forEachKey(ShortProcedure procedure)
{
if (this.sentinelValues != null)
{
if (this.getSentinelValues().containsZeroKey)
{
procedure.value(EMPTY_KEY);
}
if (this.getSentinelValues().containsOneKey)
{
procedure.value(REMOVED_KEY);
}
}
for (short key : this.keys)
{
if (isNonSentinel(key))
{
procedure.value(key);
}
}
}
@Override
public void forEachKeyValue(ShortBooleanProcedure procedure)
{
if (this.sentinelValues != null)
{
if (this.getSentinelValues().containsZeroKey)
{
procedure.value(EMPTY_KEY, this.getSentinelValues().zeroValue);
}
if (this.getSentinelValues().containsOneKey)
{
procedure.value(REMOVED_KEY, this.getSentinelValues().oneValue);
}
}
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
procedure.value(this.keys[i], this.getValueAtIndex(i));
}
}
}
@Override
public ShortBooleanHashMap select(ShortBooleanPredicate predicate)
{
ShortBooleanHashMap result = new ShortBooleanHashMap();
if (this.sentinelValues != null)
{
if (this.getSentinelValues().containsZeroKey && predicate.accept(EMPTY_KEY, this.getSentinelValues().zeroValue))
{
result.put(EMPTY_KEY, this.getSentinelValues().zeroValue);
}
if (this.getSentinelValues().containsOneKey && predicate.accept(REMOVED_KEY, this.getSentinelValues().oneValue))
{
result.put(REMOVED_KEY, this.getSentinelValues().oneValue);
}
}
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && predicate.accept(this.keys[i], this.getValueAtIndex(i)))
{
result.put(this.keys[i], this.getValueAtIndex(i));
}
}
return result;
}
@Override
public ShortBooleanHashMap reject(ShortBooleanPredicate predicate)
{
ShortBooleanHashMap result = new ShortBooleanHashMap();
if (this.sentinelValues != null)
{
if (this.getSentinelValues().containsZeroKey && !predicate.accept(EMPTY_KEY, this.getSentinelValues().zeroValue))
{
result.put(EMPTY_KEY, this.getSentinelValues().zeroValue);
}
if (this.getSentinelValues().containsOneKey && !predicate.accept(REMOVED_KEY, this.getSentinelValues().oneValue))
{
result.put(REMOVED_KEY, this.getSentinelValues().oneValue);
}
}
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && !predicate.accept(this.keys[i], this.getValueAtIndex(i)))
{
result.put(this.keys[i], this.getValueAtIndex(i));
}
}
return result;
}
@Override
public LazyShortIterable keysView()
{
return new KeysView();
}
@Override
public RichIterable<ShortBooleanPair> keyValuesView()
{
return new KeyValuesView();
}
@Override
public void writeExternal(ObjectOutput out) throws IOException
{
out.writeInt(this.size());
out.writeFloat(DEFAULT_LOAD_FACTOR);
if (this.sentinelValues != null)
{
if (this.getSentinelValues().containsZeroKey)
{
out.writeShort(EMPTY_KEY);
out.writeBoolean(this.getSentinelValues().zeroValue);
}
if (this.getSentinelValues().containsOneKey)
{
out.writeShort(REMOVED_KEY);
out.writeBoolean(this.getSentinelValues().oneValue);
}
}
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
out.writeShort(this.keys[i]);
out.writeBoolean(this.getValueAtIndex(i));
}
}
}
@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
{
int size = in.readInt();
in.readFloat();
for (int i = 0; i < size; i++)
{
this.put(in.readShort(), in.readBoolean());
}
}
private int maxOccupiedWithData()
{
int capacity = this.keys.length;
return Math.min(capacity - 1, capacity / OCCUPIED_DATA_RATIO);
}
private int maxOccupiedWithSentinels()
{
return this.keys.length / OCCUPIED_SENTINEL_RATIO;
}
private class InternalBooleanIterator implements MutableBooleanIterator
{
private int count;
private int position;
private short lastKey;
private boolean handledZero;
private boolean handledOne;
private boolean canRemove;
@Override
public boolean hasNext()
{
return this.count < ShortBooleanHashMap.this.size();
}
@Override
public boolean next()
{
if (!this.hasNext())
{
throw new NoSuchElementException("next() called, but the iterator is exhausted");
}
this.count++;
this.canRemove = true;
if (!this.handledZero)
{
this.handledZero = true;
if (ShortBooleanHashMap.this.containsKey(EMPTY_KEY))
{
this.lastKey = EMPTY_KEY;
return ShortBooleanHashMap.this.getSentinelValues().zeroValue;
}
}
if (!this.handledOne)
{
this.handledOne = true;
if (ShortBooleanHashMap.this.containsKey(REMOVED_KEY))
{
this.lastKey = REMOVED_KEY;
return ShortBooleanHashMap.this.getSentinelValues().oneValue;
}
}
short[] keys = ShortBooleanHashMap.this.keys;
while (!isNonSentinel(keys[this.position]))
{
this.position++;
}
this.lastKey = keys[this.position];
boolean result = ShortBooleanHashMap.this.values.get(this.position);
this.position++;
return result;
}
@Override
public void remove()
{
if (!this.canRemove)
{
throw new IllegalStateException();
}
ShortBooleanHashMap.this.removeKey(this.lastKey);
this.count--;
this.canRemove = false;
}
}
private class KeysView extends AbstractLazyShortIterable
{
@Override
public boolean isEmpty()
{
return ShortBooleanHashMap.this.isEmpty();
}
@Override
public boolean notEmpty()
{
return ShortBooleanHashMap.this.notEmpty();
}
@Override
public int size()
{
return ShortBooleanHashMap.this.size();
}
@Override
public boolean contains(short key)
{
return ShortBooleanHashMap.this.containsKey(key);
}
@Override
public boolean containsAll(short... keys)
{
for (short key : keys)
{
if (!ShortBooleanHashMap.this.containsKey(key))
{
return false;
}
}
return true;
}
@Override
public boolean containsAll(ShortIterable source)
{
return source.allSatisfy(ShortBooleanHashMap.this::containsKey);
}
@Override
public ShortIterator shortIterator()
{
return new UnmodifiableShortIterator(new KeySetIterator());
}
@Override
public void each(ShortProcedure procedure)
{
ShortBooleanHashMap.this.forEachKey(procedure);
}
@Override
public void appendString(Appendable appendable, String start, String separator, String end)
{
try
{
appendable.append(start);
boolean first = true;
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey)
{
appendable.append(String.valueOf(EMPTY_KEY));
first = false;
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey)
{
if (!first)
{
appendable.append(separator);
}
appendable.append(String.valueOf(REMOVED_KEY));
first = false;
}
}
for (short key : ShortBooleanHashMap.this.keys)
{
if (isNonSentinel(key))
{
if (!first)
{
appendable.append(separator);
}
appendable.append(String.valueOf(key));
first = false;
}
}
appendable.append(end);
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
@Override
public int count(ShortPredicate predicate)
{
int count = 0;
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey && predicate.accept(EMPTY_KEY))
{
count++;
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey && predicate.accept(REMOVED_KEY))
{
count++;
}
}
for (short key : ShortBooleanHashMap.this.keys)
{
if (isNonSentinel(key) && predicate.accept(key))
{
count++;
}
}
return count;
}
@Override
public boolean anySatisfy(ShortPredicate predicate)
{
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey && predicate.accept(EMPTY_KEY))
{
return true;
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey && predicate.accept(REMOVED_KEY))
{
return true;
}
}
for (short key : ShortBooleanHashMap.this.keys)
{
if (isNonSentinel(key) && predicate.accept(key))
{
return true;
}
}
return false;
}
@Override
public boolean allSatisfy(ShortPredicate predicate)
{
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey && !predicate.accept(EMPTY_KEY))
{
return false;
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey && !predicate.accept(REMOVED_KEY))
{
return false;
}
}
for (short key : ShortBooleanHashMap.this.keys)
{
if (isNonSentinel(key) && !predicate.accept(key))
{
return false;
}
}
return true;
}
@Override
public boolean noneSatisfy(ShortPredicate predicate)
{
return !this.anySatisfy(predicate);
}
@Override
public short detectIfNone(ShortPredicate predicate, short value)
{
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey && predicate.accept(EMPTY_KEY))
{
return EMPTY_KEY;
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey && predicate.accept(REMOVED_KEY))
{
return REMOVED_KEY;
}
}
for (short key : ShortBooleanHashMap.this.keys)
{
if (isNonSentinel(key) && predicate.accept(key))
{
return key;
}
}
return value;
}
@Override
public long sum()
{
long result = 0L;
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey)
{
result += EMPTY_KEY;
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey)
{
result += REMOVED_KEY;
}
}
for (short key : ShortBooleanHashMap.this.keys)
{
if (isNonSentinel(key))
{
result += key;
}
}
return result;
}
@Override
public short max()
{
if (this.isEmpty())
{
throw new NoSuchElementException();
}
ShortIterator iterator = this.shortIterator();
short max = iterator.next();
while (iterator.hasNext())
{
short value = iterator.next();
if (max < value)
{
max = value;
}
}
return max;
}
@Override
public short min()
{
if (this.isEmpty())
{
throw new NoSuchElementException();
}
ShortIterator iterator = this.shortIterator();
short min = iterator.next();
while (iterator.hasNext())
{
short value = iterator.next();
if (value < min)
{
min = value;
}
}
return min;
}
@Override
public short[] toSortedArray()
{
short[] array = this.toArray();
Arrays.sort(array);
return array;
}
@Override
public short[] toArray()
{
int size = ShortBooleanHashMap.this.size();
final short[] result = new short[size];
ShortBooleanHashMap.this.forEachKey(new ShortProcedure()
{
private int index;
@Override
public void value(short each)
{
result[this.index] = each;
this.index++;
}
});
return result;
}
@Override
public <T> T injectInto(T injectedValue, ObjectShortToObjectFunction<? super T, ? extends T> function)
{
T result = injectedValue;
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey)
{
result = function.valueOf(result, EMPTY_KEY);
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey)
{
result = function.valueOf(result, REMOVED_KEY);
}
}
for (int i = 0; i < ShortBooleanHashMap.this.keys.length; i++)
{
if (isNonSentinel(ShortBooleanHashMap.this.keys[i]))
{
result = function.valueOf(result, ShortBooleanHashMap.this.keys[i]);
}
}
return result;
}
@Override
public MutableShortList toList()
{
return ShortArrayList.newList(this);
}
@Override
public MutableShortSet toSet()
{
return ShortHashSet.newSet(this);
}
@Override
public MutableShortBag toBag()
{
return ShortHashBag.newBag(this);
}
}
@Override
public MutableShortSet keySet()
{
return new KeySet();
}
private class KeySet extends AbstractMutableShortKeySet
{
@Override
protected short getKeyAtIndex(int index)
{
return ShortBooleanHashMap.this.keys[index];
}
@Override
protected int getTableSize()
{
return ShortBooleanHashMap.this.keys.length;
}
@Override
protected MutableShortKeysMap getOuter()
{
return ShortBooleanHashMap.this;
}
@Override
protected SentinelValues getSentinelValues()
{
return ShortBooleanHashMap.this.sentinelValues;
}
@Override
public MutableShortIterator shortIterator()
{
return new KeySetIterator();
}
@Override
public boolean retainAll(ShortIterable source)
{
int oldSize = ShortBooleanHashMap.this.size();
final ShortSet sourceSet = source instanceof ShortSet ? (ShortSet) source : source.toSet();
ShortBooleanHashMap retained = ShortBooleanHashMap.this.select((short key, boolean value) -> sourceSet.contains(key));
if (retained.size() != oldSize)
{
ShortBooleanHashMap.this.keys = retained.keys;
ShortBooleanHashMap.this.values = retained.values;
ShortBooleanHashMap.this.occupiedWithData = retained.occupiedWithData;
ShortBooleanHashMap.this.occupiedWithSentinels = retained.occupiedWithSentinels;
ShortBooleanHashMap.this.sentinelValues = retained.sentinelValues;
return true;
}
return false;
}
@Override
public boolean retainAll(short... source)
{
return this.retainAll(ShortHashSet.newSetWith(source));
}
@Override
public ShortSet freeze()
{
throw new UnsupportedOperationException(this.getClass().getSimpleName() + ".freeze() not implemented yet");
}
@Override
public MutableShortSet newEmpty()
{
return new ShortHashSet();
}
}
@Override
public MutableBooleanCollection values()
{
return new ValuesCollection();
}
private class ValuesCollection extends AbstractBooleanValuesCollection
{
@Override
public void appendString(Appendable appendable, String start, String separator, String end)
{
try
{
appendable.append(start);
boolean first = true;
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey)
{
appendable.append(String.valueOf(ShortBooleanHashMap.this.getSentinelValues().zeroValue));
first = false;
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey)
{
if (!first)
{
appendable.append(separator);
}
appendable.append(String.valueOf(ShortBooleanHashMap.this.getSentinelValues().oneValue));
first = false;
}
}
for (int i = 0; i < ShortBooleanHashMap.this.keys.length; i++)
{
if (ShortBooleanHashMap.this.isNonSentinelAtIndex(i))
{
if (!first)
{
appendable.append(separator);
}
appendable.append(String.valueOf(ShortBooleanHashMap.this.getValueAtIndex(i)));
first = false;
}
}
appendable.append(end);
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
@Override
public MutableBooleanIterator booleanIterator()
{
return ShortBooleanHashMap.this.booleanIterator();
}
@Override
public boolean remove(boolean item)
{
int oldSize = ShortBooleanHashMap.this.size();
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey && item == ShortBooleanHashMap.this.getSentinelValues().zeroValue)
{
ShortBooleanHashMap.this.removeKey(EMPTY_KEY);
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey && item == ShortBooleanHashMap.this.getSentinelValues().oneValue)
{
ShortBooleanHashMap.this.removeKey(REMOVED_KEY);
}
}
for (int i = 0; i < ShortBooleanHashMap.this.keys.length; i++)
{
if (isNonSentinel(ShortBooleanHashMap.this.keys[i]) && item == ShortBooleanHashMap.this.getValueAtIndex(i))
{
ShortBooleanHashMap.this.removeKey(ShortBooleanHashMap.this.keys[i]);
}
}
return oldSize != ShortBooleanHashMap.this.size();
}
@Override
public boolean retainAll(BooleanIterable source)
{
int oldSize = ShortBooleanHashMap.this.size();
final BooleanSet sourceSet = source instanceof BooleanSet ? (BooleanSet) source : source.toSet();
ShortBooleanHashMap retained = ShortBooleanHashMap.this.select((short key, boolean value) -> sourceSet.contains(value));
if (retained.size() != oldSize)
{
ShortBooleanHashMap.this.keys = retained.keys;
ShortBooleanHashMap.this.values = retained.values;
ShortBooleanHashMap.this.occupiedWithData = retained.occupiedWithData;
ShortBooleanHashMap.this.occupiedWithSentinels = retained.occupiedWithSentinels;
ShortBooleanHashMap.this.sentinelValues = retained.sentinelValues;
return true;
}
return false;
}
}
private class KeySetIterator implements MutableShortIterator
{
private int count;
private int position;
private short lastKey;
private boolean handledZero;
private boolean handledOne;
private boolean removed = true;
@Override
public boolean hasNext()
{
return this.count < ShortBooleanHashMap.this.size();
}
@Override
public short next()
{
if (!this.hasNext())
{
throw new NoSuchElementException("next() called, but the iterator is exhausted");
}
this.count++;
this.removed = false;
if (!this.handledZero)
{
this.handledZero = true;
if (ShortBooleanHashMap.this.containsKey(EMPTY_KEY))
{
this.lastKey = EMPTY_KEY;
return this.lastKey;
}
}
if (!this.handledOne)
{
this.handledOne = true;
if (ShortBooleanHashMap.this.containsKey(REMOVED_KEY))
{
this.lastKey = REMOVED_KEY;
return this.lastKey;
}
}
short[] keys = ShortBooleanHashMap.this.keys;
while (!isNonSentinel(keys[this.position]))
{
this.position++;
}
this.lastKey = keys[this.position];
this.position++;
return this.lastKey;
}
@Override
public void remove()
{
if (this.removed)
{
throw new IllegalStateException();
}
ShortBooleanHashMap.this.removeKey(this.lastKey);
this.count--;
this.removed = true;
}
}
private class KeyValuesView extends AbstractLazyIterable<ShortBooleanPair>
{
@Override
public void each(Procedure<? super ShortBooleanPair> procedure)
{
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey)
{
procedure.value(PrimitiveTuples.pair(EMPTY_KEY, ShortBooleanHashMap.this.getSentinelValues().zeroValue));
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey)
{
procedure.value(PrimitiveTuples.pair(REMOVED_KEY, ShortBooleanHashMap.this.getSentinelValues().oneValue));
}
}
for (int i = 0; i < ShortBooleanHashMap.this.keys.length; i++)
{
if (isNonSentinel(ShortBooleanHashMap.this.keys[i]))
{
procedure.value(PrimitiveTuples.pair(ShortBooleanHashMap.this.keys[i], ShortBooleanHashMap.this.getValueAtIndex(i)));
}
}
}
@Override
public void forEachWithIndex(ObjectIntProcedure<? super ShortBooleanPair> objectIntProcedure)
{
int index = 0;
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey)
{
objectIntProcedure.value(PrimitiveTuples.pair(EMPTY_KEY, ShortBooleanHashMap.this.getSentinelValues().zeroValue), index);
index++;
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey)
{
objectIntProcedure.value(PrimitiveTuples.pair(REMOVED_KEY, ShortBooleanHashMap.this.getSentinelValues().oneValue), index);
index++;
}
}
for (int i = 0; i < ShortBooleanHashMap.this.keys.length; i++)
{
if (isNonSentinel(ShortBooleanHashMap.this.keys[i]))
{
objectIntProcedure.value(PrimitiveTuples.pair(ShortBooleanHashMap.this.keys[i], ShortBooleanHashMap.this.getValueAtIndex(i)), index);
index++;
}
}
}
@Override
public <P> void forEachWith(Procedure2<? super ShortBooleanPair, ? super P> procedure, P parameter)
{
if (ShortBooleanHashMap.this.sentinelValues != null)
{
if (ShortBooleanHashMap.this.getSentinelValues().containsZeroKey)
{
procedure.value(PrimitiveTuples.pair(EMPTY_KEY, ShortBooleanHashMap.this.getSentinelValues().zeroValue), parameter);
}
if (ShortBooleanHashMap.this.getSentinelValues().containsOneKey)
{
procedure.value(PrimitiveTuples.pair(REMOVED_KEY, ShortBooleanHashMap.this.getSentinelValues().oneValue), parameter);
}
}
for (int i = 0; i < ShortBooleanHashMap.this.keys.length; i++)
{
if (isNonSentinel(ShortBooleanHashMap.this.keys[i]))
{
procedure.value(PrimitiveTuples.pair(ShortBooleanHashMap.this.keys[i], ShortBooleanHashMap.this.getValueAtIndex(i)), parameter);
}
}
}
@Override
public Iterator<ShortBooleanPair> iterator()
{
return new InternalKeyValuesIterator();
}
public class InternalKeyValuesIterator implements Iterator<ShortBooleanPair>
{
private int count;
private int position;
private boolean handledZero;
private boolean handledOne;
@Override
public ShortBooleanPair next()
{
if (!this.hasNext())
{
throw new NoSuchElementException("next() called, but the iterator is exhausted");
}
this.count++;
if (!this.handledZero)
{
this.handledZero = true;
if (ShortBooleanHashMap.this.containsKey(EMPTY_KEY))
{
return PrimitiveTuples.pair(EMPTY_KEY, ShortBooleanHashMap.this.getSentinelValues().zeroValue);
}
}
if (!this.handledOne)
{
this.handledOne = true;
if (ShortBooleanHashMap.this.containsKey(REMOVED_KEY))
{
return PrimitiveTuples.pair(REMOVED_KEY, ShortBooleanHashMap.this.getSentinelValues().oneValue);
}
}
short[] keys = ShortBooleanHashMap.this.keys;
while (!isNonSentinel(keys[this.position]))
{
this.position++;
}
ShortBooleanPair result = PrimitiveTuples.pair(keys[this.position], ShortBooleanHashMap.this.values.get(this.position));
this.position++;
return result;
}
@Override
public void remove()
{
throw new UnsupportedOperationException("Cannot call remove() on " + this.getClass().getSimpleName());
}
@Override
public boolean hasNext()
{
return this.count != ShortBooleanHashMap.this.size();
}
}
}
}
ShortBooleanHashMap
EMPTY_VALUE: boolean
serialVersionUID: long
getOccupiedWithData(): int
https://github.com/eclipse/eclipse-collections/eclipse-collections: Eclipse Collections is a collections framework for Java. It has JDK-compatible List, Set and Map
implementations with a rich API and set of utility classes that work with any JDK compatible Collections,
Arrays, Maps or Strings. The iteration protocol was inspired by the Smalltalk collection framework.