com.gs.collections.impl.map.mutable.primitive.ObjectDoubleHashMapWithHashingStrategy Maven / Gradle / Ivy
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/*
* Copyright 2014 Goldman Sachs.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.gs.collections.impl.map.mutable.primitive;
import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.lang.reflect.Array;
import java.util.Arrays;
import java.util.Collection;
import java.util.Iterator;
import java.util.NoSuchElementException;
import java.util.Set;
import com.gs.collections.api.DoubleIterable;
import com.gs.collections.api.LazyDoubleIterable;
import com.gs.collections.api.LazyIterable;
import com.gs.collections.api.RichIterable;
import com.gs.collections.api.bag.primitive.MutableDoubleBag;
import com.gs.collections.api.block.HashingStrategy;
import com.gs.collections.api.block.function.primitive.DoubleFunction;
import com.gs.collections.api.block.function.primitive.DoubleFunction0;
import com.gs.collections.api.block.function.primitive.DoubleToDoubleFunction;
import com.gs.collections.api.block.function.primitive.DoubleToObjectFunction;
import com.gs.collections.api.block.function.primitive.ObjectDoubleToObjectFunction;
import com.gs.collections.api.block.predicate.primitive.DoublePredicate;
import com.gs.collections.api.block.predicate.primitive.ObjectDoublePredicate;
import com.gs.collections.api.block.procedure.Procedure;
import com.gs.collections.api.block.procedure.Procedure2;
import com.gs.collections.api.block.procedure.primitive.DoubleProcedure;
import com.gs.collections.api.block.procedure.primitive.ObjectDoubleProcedure;
import com.gs.collections.api.collection.MutableCollection;
import com.gs.collections.api.collection.primitive.ImmutableDoubleCollection;
import com.gs.collections.api.collection.primitive.MutableDoubleCollection;
import com.gs.collections.api.iterator.DoubleIterator;
import com.gs.collections.api.iterator.MutableDoubleIterator;
import com.gs.collections.api.list.MutableList;
import com.gs.collections.api.list.primitive.MutableDoubleList;
import com.gs.collections.api.map.primitive.ImmutableObjectDoubleMap;
import com.gs.collections.api.map.primitive.MutableObjectDoubleMap;
import com.gs.collections.api.map.primitive.ObjectDoubleMap;
import com.gs.collections.api.set.primitive.DoubleSet;
import com.gs.collections.api.set.primitive.MutableDoubleSet;
import com.gs.collections.api.tuple.primitive.ObjectDoublePair;
import com.gs.collections.impl.bag.mutable.primitive.DoubleHashBag;
import com.gs.collections.impl.collection.mutable.primitive.SynchronizedDoubleCollection;
import com.gs.collections.impl.collection.mutable.primitive.UnmodifiableDoubleCollection;
import com.gs.collections.impl.lazy.AbstractLazyIterable;
import com.gs.collections.impl.factory.primitive.DoubleLists;
import com.gs.collections.impl.factory.primitive.ObjectDoubleMaps;
import com.gs.collections.impl.lazy.primitive.LazyDoubleIterableAdapter;
import com.gs.collections.impl.list.mutable.FastList;
import com.gs.collections.impl.list.mutable.primitive.DoubleArrayList;
import com.gs.collections.impl.set.mutable.primitive.DoubleHashSet;
import com.gs.collections.api.block.procedure.primitive.ObjectIntProcedure;
import com.gs.collections.impl.tuple.primitive.PrimitiveTuples;
/**
* This file was automatically generated from template file objectPrimitiveHashMapWithHashingStrategy.stg.
*
* @since 7.0.
*/
public class ObjectDoubleHashMapWithHashingStrategy implements MutableObjectDoubleMap, Externalizable
{
public static final double EMPTY_VALUE = 0.0;
private static final long serialVersionUID = 1L;
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 Object NULL_KEY = new Object()
{
@Override
public boolean equals(Object obj)
{
throw new RuntimeException("Possible corruption through unsynchronized concurrent modification.");
}
@Override
public int hashCode()
{
throw new RuntimeException("Possible corruption through unsynchronized concurrent modification.");
}
@Override
public String toString()
{
return "ObjectDoubleHashMapWithHashingStrategy.NULL_KEY";
}
};
private static final Object REMOVED_KEY = new Object()
{
@Override
public boolean equals(Object obj)
{
throw new RuntimeException("Possible corruption through unsynchronized concurrent modification.");
}
@Override
public int hashCode()
{
throw new RuntimeException("Possible corruption through unsynchronized concurrent modification.");
}
@Override
public String toString()
{
return "ObjectDoubleHashMapWithHashingStrategy.REMOVED_KEY";
}
};
private Object[] keys;
private double[] values;
private int occupiedWithData;
private int occupiedWithSentinels;
private HashingStrategy hashingStrategy;
@Deprecated
public ObjectDoubleHashMapWithHashingStrategy()
{
}
public ObjectDoubleHashMapWithHashingStrategy(HashingStrategy hashingStrategy)
{
this.hashingStrategy = hashingStrategy;
this.allocateTable(DEFAULT_INITIAL_CAPACITY << 1);
}
public ObjectDoubleHashMapWithHashingStrategy(HashingStrategy hashingStrategy, int initialCapacity)
{
if (initialCapacity < 0)
{
throw new IllegalArgumentException("initial capacity cannot be less than 0");
}
this.hashingStrategy = hashingStrategy;
int capacity = this.smallestPowerOfTwoGreaterThan(this.fastCeil(initialCapacity * OCCUPIED_DATA_RATIO));
this.allocateTable(capacity);
}
public ObjectDoubleHashMapWithHashingStrategy(HashingStrategy hashingStrategy, ObjectDoubleMap map)
{
this(hashingStrategy, Math.max(map.size(), DEFAULT_INITIAL_CAPACITY));
this.putAll(map);
}
public static ObjectDoubleHashMapWithHashingStrategy newMap(HashingStrategy hashingStrategy)
{
return new ObjectDoubleHashMapWithHashingStrategy(hashingStrategy);
}
public static ObjectDoubleHashMapWithHashingStrategy newMap(HashingStrategy hashingStrategy, ObjectDoubleMap map)
{
return new ObjectDoubleHashMapWithHashingStrategy(hashingStrategy, map);
}
public static ObjectDoubleHashMapWithHashingStrategy newMap(ObjectDoubleHashMapWithHashingStrategy map)
{
return new ObjectDoubleHashMapWithHashingStrategy(map.hashingStrategy, map);
}
public static ObjectDoubleHashMapWithHashingStrategy newWithKeysValues(HashingStrategy hashingStrategy, K key1, double value1)
{
return new ObjectDoubleHashMapWithHashingStrategy(hashingStrategy, 1).withKeyValue(key1, value1);
}
public static ObjectDoubleHashMapWithHashingStrategy newWithKeysValues(HashingStrategy hashingStrategy, K key1, double value1, K key2, double value2)
{
return new ObjectDoubleHashMapWithHashingStrategy(hashingStrategy, 2).withKeysValues(key1, value1, key2, value2);
}
public static ObjectDoubleHashMapWithHashingStrategy newWithKeysValues(HashingStrategy hashingStrategy, K key1, double value1, K key2, double value2, K key3, double value3)
{
return new ObjectDoubleHashMapWithHashingStrategy(hashingStrategy, 3).withKeysValues(key1, value1, key2, value2, key3, value3);
}
public static ObjectDoubleHashMapWithHashingStrategy newWithKeysValues(HashingStrategy hashingStrategy, K key1, double value1, K key2, double value2, K key3, double value3, K key4, double value4)
{
return new ObjectDoubleHashMapWithHashingStrategy(hashingStrategy, 4).withKeysValues(key1, value1, key2, value2, key3, value3, key4, value4);
}
private int smallestPowerOfTwoGreaterThan(int n)
{
return n > 1 ? Integer.highestOneBit(n - 1) << 1 : 1;
}
private int fastCeil(float v)
{
int possibleResult = (int) v;
if (v - possibleResult > 0.0F)
{
possibleResult++;
}
return possibleResult;
}
@Override
public boolean equals(Object obj)
{
if (this == obj)
{
return true;
}
if (!(obj instanceof ObjectDoubleMap))
{
return false;
}
ObjectDoubleMap other = (ObjectDoubleMap) obj;
if (this.size() != other.size())
{
return false;
}
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && (!other.containsKey(this.toNonSentinel(this.keys[i])) || Double.compare(this.values[i], other.getOrThrow(this.toNonSentinel(this.keys[i]))) != 0))
{
return false;
}
}
return true;
}
@Override
public int hashCode()
{
int result = 0;
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
result += this.hashingStrategy.computeHashCode(this.toNonSentinel(this.keys[i])) ^ (int) (Double.doubleToLongBits(this.values[i]) ^ Double.doubleToLongBits(this.values[i]) >>> 32);
}
}
return result;
}
@Override
public String toString()
{
StringBuilder appendable = new StringBuilder();
appendable.append("{");
boolean first = true;
for (int i = 0; i < this.keys.length; i++)
{
Object key = this.keys[i];
if (isNonSentinel(key))
{
if (!first)
{
appendable.append(", ");
}
appendable.append(this.toNonSentinel(key)).append("=").append(this.values[i]);
first = false;
}
}
appendable.append("}");
return appendable.toString();
}
public int size()
{
return this.occupiedWithData;
}
public boolean isEmpty()
{
return this.size() == 0;
}
public boolean notEmpty()
{
return this.size() != 0;
}
public String makeString()
{
return this.makeString(", ");
}
public String makeString(String separator)
{
return this.makeString("", separator, "");
}
public String makeString(String start, String separator, String end)
{
Appendable stringBuilder = new StringBuilder();
this.appendString(stringBuilder, start, separator, end);
return stringBuilder.toString();
}
public void appendString(Appendable appendable)
{
this.appendString(appendable, ", ");
}
public void appendString(Appendable appendable, String separator)
{
this.appendString(appendable, "", separator, "");
}
public void appendString(Appendable appendable, String start, String separator, String end)
{
try
{
appendable.append(start);
boolean first = true;
for (int i = 0; i < this.keys.length; i++)
{
Object key = this.keys[i];
if (isNonSentinel(key))
{
if (!first)
{
appendable.append(separator);
}
appendable.append(String.valueOf(String.valueOf(this.values[i])));
first = false;
}
}
appendable.append(end);
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
public MutableDoubleIterator doubleIterator()
{
return new InternalDoubleIterator();
}
public double[] toArray()
{
double[] result = new double[this.size()];
int index = 0;
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
result[index] = this.values[i];
index++;
}
}
return result;
}
public boolean contains(double value)
{
return this.containsValue(value);
}
public boolean containsAll(double... source)
{
for (double item : source)
{
if (!this.containsValue(item))
{
return false;
}
}
return true;
}
public boolean containsAll(DoubleIterable source)
{
return this.containsAll(source.toArray());
}
public void clear()
{
this.occupiedWithData = 0;
this.occupiedWithSentinels = 0;
Arrays.fill(this.keys, null);
Arrays.fill(this.values, EMPTY_VALUE);
}
public void put(K key, double value)
{
int index = this.probe(key);
if (isNonSentinel(this.keys[index]) && this.nullSafeEquals(this.toNonSentinel(this.keys[index]), key))
{
// key already present in map
this.values[index] = value;
return;
}
this.addKeyValueAtIndex(key, value, index);
}
public void putAll(ObjectDoubleMap map)
{
map.forEachKeyValue(new ObjectDoubleProcedure()
{
public void value(K key, double value)
{
ObjectDoubleHashMapWithHashingStrategy.this.put(key, value);
}
});
}
public void removeKey(K key)
{
int index = this.probe(key);
this.removeKeyAtIndex(key, index);
}
public void removeKeyAtIndex(K key, int index)
{
if (isNonSentinel(this.keys[index]) && this.nullSafeEquals(this.toNonSentinel(this.keys[index]), key))
{
this.keys[index] = REMOVED_KEY;
this.values[index] = EMPTY_VALUE;
this.occupiedWithData--;
this.occupiedWithSentinels++;
}
}
public void remove(Object key)
{
this.removeKey((K) key);
}
public double removeKeyIfAbsent(K key, double value)
{
int index = this.probe(key);
if (isNonSentinel(this.keys[index]) && this.nullSafeEquals(this.toNonSentinel(this.keys[index]), key))
{
this.keys[index] = REMOVED_KEY;
double oldValue = this.values[index];
this.values[index] = EMPTY_VALUE;
this.occupiedWithData--;
this.occupiedWithSentinels++;
return oldValue;
}
return value;
}
public double getIfAbsentPut(K key, double value)
{
int index = this.probe(key);
if (isNonSentinel(this.keys[index]) && this.nullSafeEquals(this.toNonSentinel(this.keys[index]), key))
{
return this.values[index];
}
this.addKeyValueAtIndex(key, value, index);
return value;
}
public double getIfAbsentPut(K key, DoubleFunction0 function)
{
int index = this.probe(key);
if (isNonSentinel(this.keys[index]) && this.nullSafeEquals(this.toNonSentinel(this.keys[index]), key))
{
return this.values[index];
}
double value = function.value();
this.addKeyValueAtIndex(key, value, index);
return value;
}
public double getIfAbsentPutWith(K key, DoubleFunction function, P parameter)
{
int index = this.probe(key);
if (isNonSentinel(this.keys[index]) && this.nullSafeEquals(this.toNonSentinel(this.keys[index]), key))
{
return this.values[index];
}
double value = function.doubleValueOf(parameter);
this.addKeyValueAtIndex(key, value, index);
return value;
}
public double getIfAbsentPutWithKey(K key, DoubleFunction function)
{
int index = this.probe(key);
if (isNonSentinel(this.keys[index]) && this.nullSafeEquals(this.toNonSentinel(this.keys[index]), key))
{
return this.values[index];
}
double value = function.doubleValueOf(key);
this.addKeyValueAtIndex(key, value, index);
return value;
}
public double updateValue(K key, double initialValueIfAbsent, DoubleToDoubleFunction function)
{
int index = this.probe(key);
if (isNonSentinel(this.keys[index]) && this.nullSafeEquals(this.toNonSentinel(this.keys[index]), key))
{
this.values[index] = function.valueOf(this.values[index]);
return this.values[index];
}
double value = function.valueOf(initialValueIfAbsent);
this.addKeyValueAtIndex(key, value, index);
return value;
}
private void addKeyValueAtIndex(K key, double value, int index)
{
if (this.keys[index] == REMOVED_KEY)
{
--this.occupiedWithSentinels;
}
this.keys[index] = toSentinelIfNull(key);
this.values[index] = value;
++this.occupiedWithData;
if (this.occupiedWithData + this.occupiedWithSentinels > this.maxOccupiedWithData())
{
this.rehashAndGrow();
}
}
public double addToValue(K key, double toBeAdded)
{
int index = this.probe(key);
if (isNonSentinel(this.keys[index]) && this.nullSafeEquals(this.toNonSentinel(this.keys[index]), key))
{
this.values[index] += toBeAdded;
return this.values[index];
}
this.addKeyValueAtIndex(key, toBeAdded, index);
return this.values[index];
}
public ObjectDoubleHashMapWithHashingStrategy withKeyValue(K key1, double value1)
{
this.put(key1, value1);
return this;
}
public ObjectDoubleHashMapWithHashingStrategy withKeysValues(K key1, double value1, K key2, double value2)
{
this.put(key1, value1);
this.put(key2, value2);
return this;
}
public ObjectDoubleHashMapWithHashingStrategy withKeysValues(K key1, double value1, K key2, double value2, K key3, double value3)
{
this.put(key1, value1);
this.put(key2, value2);
this.put(key3, value3);
return this;
}
public ObjectDoubleHashMapWithHashingStrategy withKeysValues(K key1, double value1, K key2, double value2, K key3, double value3, K key4, double value4)
{
this.put(key1, value1);
this.put(key2, value2);
this.put(key3, value3);
this.put(key4, value4);
return this;
}
public ObjectDoubleHashMapWithHashingStrategy withoutKey(K key)
{
this.removeKey(key);
return this;
}
public ObjectDoubleHashMapWithHashingStrategy withoutAllKeys(Iterable keys)
{
for (K key : keys)
{
this.removeKey(key);
}
return this;
}
public MutableObjectDoubleMap asUnmodifiable()
{
return new UnmodifiableObjectDoubleMap(this);
}
public MutableObjectDoubleMap asSynchronized()
{
return new SynchronizedObjectDoubleMap(this);
}
public ImmutableObjectDoubleMap toImmutable()
{
return ObjectDoubleMaps.immutable.withAll(this);
}
public double get(Object key)
{
return this.getIfAbsent(key, EMPTY_VALUE);
}
public double getOrThrow(Object key)
{
int index = this.probe(key);
if (isNonSentinel(this.keys[index]))
{
return this.values[index];
}
throw new IllegalStateException("Key " + key + " not present.");
}
public double getIfAbsent(Object key, double ifAbsent)
{
int index = this.probe(key);
if (isNonSentinel(this.keys[index]) && this.nullSafeEquals(this.toNonSentinel(this.keys[index]), key))
{
return this.values[index];
}
return ifAbsent;
}
public boolean containsKey(Object key)
{
int index = this.probe(key);
return isNonSentinel(this.keys[index]) && this.nullSafeEquals(this.toNonSentinel(this.keys[index]), key);
}
public boolean containsValue(double value)
{
for (int i = 0; i < this.values.length; i++)
{
if (isNonSentinel(this.keys[i]) && Double.compare(this.values[i], value) == 0)
{
return true;
}
}
return false;
}
public void forEach(DoubleProcedure procedure)
{
this.each(procedure);
}
public void each(DoubleProcedure procedure)
{
this.forEachValue(procedure);
}
public void forEachValue(DoubleProcedure procedure)
{
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
procedure.value(this.values[i]);
}
}
}
public void forEachKey(Procedure procedure)
{
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
procedure.value(this.toNonSentinel(this.keys[i]));
}
}
}
public void forEachKeyValue(ObjectDoubleProcedure procedure)
{
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
procedure.value(this.toNonSentinel(this.keys[i]), this.values[i]);
}
}
}
public ObjectDoubleHashMapWithHashingStrategy select(ObjectDoublePredicate predicate)
{
ObjectDoubleHashMapWithHashingStrategy result = ObjectDoubleHashMapWithHashingStrategy.newMap(this.hashingStrategy);
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && predicate.accept(this.toNonSentinel(this.keys[i]), this.values[i]))
{
result.put(this.toNonSentinel(this.keys[i]), this.values[i]);
}
}
return result;
}
public ObjectDoubleHashMapWithHashingStrategy reject(ObjectDoublePredicate predicate)
{
ObjectDoubleHashMapWithHashingStrategy result = ObjectDoubleHashMapWithHashingStrategy.newMap(this.hashingStrategy);
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && !predicate.accept(this.toNonSentinel(this.keys[i]), this.values[i]))
{
result.put(this.toNonSentinel(this.keys[i]), this.values[i]);
}
}
return result;
}
public MutableDoubleCollection select(DoublePredicate predicate)
{
DoubleArrayList result = new DoubleArrayList();
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && predicate.accept(this.values[i]))
{
result.add(this.values[i]);
}
}
return result;
}
public MutableDoubleCollection reject(DoublePredicate predicate)
{
DoubleArrayList result = new DoubleArrayList();
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && !predicate.accept(this.values[i]))
{
result.add(this.values[i]);
}
}
return result;
}
public double detectIfNone(DoublePredicate predicate, double ifNone)
{
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && predicate.accept(this.values[i]))
{
return this.values[i];
}
}
return ifNone;
}
public MutableCollection collect(DoubleToObjectFunction function)
{
MutableList result = FastList.newList(this.size());
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
result.add(function.valueOf(this.values[i]));
}
}
return result;
}
public int count(DoublePredicate predicate)
{
int count = 0;
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && predicate.accept(this.values[i]))
{
count++;
}
}
return count;
}
public boolean anySatisfy(DoublePredicate predicate)
{
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && predicate.accept(this.values[i]))
{
return true;
}
}
return false;
}
public boolean allSatisfy(DoublePredicate predicate)
{
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && !predicate.accept(this.values[i]))
{
return false;
}
}
return true;
}
public boolean noneSatisfy(DoublePredicate predicate)
{
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && predicate.accept(this.values[i]))
{
return false;
}
}
return true;
}
public V injectInto(V injectedValue, ObjectDoubleToObjectFunction function)
{
V result = injectedValue;
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
result = function.valueOf(result, this.values[i]);
}
}
return result;
}
public double sum()
{
double result = 0.0;
double compensation = 0.0;
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
double adjustedValue = this.values[i] - compensation;
double nextSum = result + adjustedValue;
compensation = nextSum - result - adjustedValue;
result = nextSum;
}
}
return result;
}
public double max()
{
if (this.isEmpty())
{
throw new NoSuchElementException();
}
double max = 0.0;
boolean isMaxSet = false;
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && (!isMaxSet || Double.compare(max, this.values[i]) < 0))
{
max = this.values[i];
isMaxSet = true;
}
}
return max;
}
public double min()
{
if (this.isEmpty())
{
throw new NoSuchElementException();
}
double min = 0.0;
boolean isMinSet = false;
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && (!isMinSet || Double.compare(this.values[i], min) < 0))
{
min = this.values[i];
isMinSet = true;
}
}
return min;
}
public double maxIfEmpty(double defaultValue)
{
if (this.isEmpty())
{
return defaultValue;
}
double max = 0.0;
boolean isMaxSet = false;
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && (!isMaxSet || Double.compare(max, this.values[i]) < 0))
{
max = this.values[i];
isMaxSet = true;
}
}
return max;
}
public double minIfEmpty(double defaultValue)
{
if (this.isEmpty())
{
return defaultValue;
}
double min = 0.0;
boolean isMinSet = false;
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]) && (!isMinSet || Double.compare(this.values[i], min) < 0))
{
min = this.values[i];
isMinSet = true;
}
}
return min;
}
public double average()
{
if (this.isEmpty())
{
throw new ArithmeticException();
}
return this.sum() / (double) this.size();
}
public double median()
{
if (this.isEmpty())
{
throw new ArithmeticException();
}
double[] sortedArray = this.toSortedArray();
int middleIndex = sortedArray.length >> 1;
if (sortedArray.length > 1 && (sortedArray.length & 1) == 0)
{
double first = sortedArray[middleIndex];
double second = sortedArray[middleIndex - 1];
return ((double) first + (double) second) / 2.0;
}
return (double) sortedArray[middleIndex];
}
public MutableDoubleList toList()
{
MutableDoubleList result = new DoubleArrayList(this.size());
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
result.add(this.values[i]);
}
}
return result;
}
public MutableDoubleSet toSet()
{
MutableDoubleSet result = new DoubleHashSet(this.size());
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
result.add(this.values[i]);
}
}
return result;
}
public MutableDoubleBag toBag()
{
MutableDoubleBag result = new DoubleHashBag(this.size());
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
result.add(this.values[i]);
}
}
return result;
}
public LazyDoubleIterable asLazy()
{
return new LazyDoubleIterableAdapter(this);
}
public double[] toSortedArray()
{
double[] array = this.toArray();
Arrays.sort(array);
return array;
}
public MutableDoubleList toSortedList()
{
return this.toList().sortThis();
}
public void writeExternal(ObjectOutput out) throws IOException
{
out.writeObject(this.hashingStrategy);
out.writeInt(this.size());
for (int i = 0; i < this.keys.length; i++)
{
if (isNonSentinel(this.keys[i]))
{
out.writeObject(this.toNonSentinel(this.keys[i]));
out.writeDouble(this.values[i]);
}
}
}
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
{
this.hashingStrategy = (HashingStrategy) in.readObject();
int size = in.readInt();
int capacity = this.smallestPowerOfTwoGreaterThan(this.fastCeil(size * OCCUPIED_DATA_RATIO));
this.allocateTable(capacity);
for (int i = 0; i < size; i++)
{
this.put((K) in.readObject(), in.readDouble());
}
}
public LazyIterable keysView()
{
return new KeysView();
}
public RichIterable> keyValuesView()
{
return new KeyValuesView();
}
/**
* Rehashes every element in the set into a new backing table of the smallest possible size and eliminating removed sentinels.
*/
public void compact()
{
this.rehash(this.smallestPowerOfTwoGreaterThan(this.size()));
}
private void rehashAndGrow()
{
this.rehash(this.keys.length << 1);
}
private void rehash(int newCapacity)
{
int oldLength = this.keys.length;
Object[] old = this.keys;
double[] 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(this.toNonSentinel(old[i]), oldValues[i]);
}
}
}
// exposed for testing
int probe(Object element)
{
int index = this.spread(element);
int removedIndex = -1;
if (isRemovedKey(this.keys[index]))
{
removedIndex = index;
}
else if (this.keys[index] == null || this.nullSafeEquals(this.toNonSentinel(this.keys[index]), element))
{
return index;
}
int nextIndex = index;
int probe = 17;
// loop until an empty slot is reached
while (true)
{
// Probe algorithm: 17*n*(n+1)/2 where n = no. of collisions
nextIndex += probe;
probe += 17;
nextIndex &= this.keys.length - 1;
if (isRemovedKey(this.keys[nextIndex]))
{
if (removedIndex == -1)
{
removedIndex = nextIndex;
}
}
else if (this.nullSafeEquals(this.toNonSentinel(this.keys[nextIndex]), element))
{
return nextIndex;
}
else if (this.keys[nextIndex] == null)
{
return removedIndex == -1 ? nextIndex : removedIndex;
}
}
}
// exposed for testing
int spread(Object element)
{
// This function ensures that hashCodes that differ only by
// constant multiples at each bit position have a bounded
// number of collisions (approximately 8 at default load factor).
K nonSentinelKey = this.toNonSentinel(element);
int h = nonSentinelKey == null ? 0 : this.hashingStrategy.computeHashCode(nonSentinelKey);
h ^= h >>> 20 ^ h >>> 12;
h ^= h >>> 7 ^ h >>> 4;
return h & (this.keys.length - 1);
}
private boolean nullSafeEquals(K value, Object other)
{
if (value == null && other == null)
{
return true;
}
else if (value != NULL_KEY && other != null)
{
if (this.hashingStrategy.equals(value, this.toNonSentinel(other)))
{
return true;
}
}
return false;
}
private void allocateTable(int sizeToAllocate)
{
this.keys = new Object[sizeToAllocate];
this.values = new double[sizeToAllocate];
}
private static boolean isRemovedKey(Object key)
{
return key == REMOVED_KEY;
}
private static boolean isNonSentinel(K key)
{
return key != null && !isRemovedKey(key);
}
private K toNonSentinel(Object key)
{
return key == NULL_KEY ? null : (K) key;
}
private static Object toSentinelIfNull(Object key)
{
return key == null ? NULL_KEY : key;
}
private int maxOccupiedWithData()
{
int capacity = this.keys.length;
// need at least one free slot for open addressing
return Math.min(capacity - 1, capacity / OCCUPIED_DATA_RATIO);
}
private int maxOccupiedWithSentinels()
{
return this.keys.length / OCCUPIED_SENTINEL_RATIO;
}
private class InternalDoubleIterator implements MutableDoubleIterator
{
private int count;
private int position;
public boolean hasNext()
{
return this.count != ObjectDoubleHashMapWithHashingStrategy.this.size();
}
public double next()
{
if (!this.hasNext())
{
throw new NoSuchElementException();
}
Object[] keys = ObjectDoubleHashMapWithHashingStrategy.this.keys;
while (!isNonSentinel(keys[this.position]))
{
this.position++;
}
double result = ObjectDoubleHashMapWithHashingStrategy.this.values[this.position];
this.count++;
this.position++;
return result;
}
public void remove()
{
if (this.position == 0 || !isNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[this.position - 1]))
{
throw new IllegalStateException();
}
ObjectDoubleHashMapWithHashingStrategy.this.remove(ObjectDoubleHashMapWithHashingStrategy.this.keys[this.position - 1]);
this.count--;
}
}
public Set keySet()
{
return new KeySet();
}
public MutableDoubleCollection values()
{
return new ValuesCollection();
}
private class KeySet implements Set
{
@Override
public boolean equals(Object obj)
{
if (obj instanceof Set)
{
Set other = (Set) obj;
if (other.size() == this.size())
{
return this.containsAll(other);
}
}
return false;
}
@Override
public int hashCode()
{
int hashCode = 0;
Object[] table = ObjectDoubleHashMapWithHashingStrategy.this.keys;
for (int i = 0; i < table.length; i++)
{
Object key = table[i];
if (ObjectDoubleHashMapWithHashingStrategy.isNonSentinel(key))
{
K nonSentinelKey = ObjectDoubleHashMapWithHashingStrategy.this.toNonSentinel(key);
hashCode += nonSentinelKey == null ? 0 : ObjectDoubleHashMapWithHashingStrategy.this.hashingStrategy.computeHashCode(nonSentinelKey);
}
}
return hashCode;
}
public int size()
{
return ObjectDoubleHashMapWithHashingStrategy.this.size();
}
public boolean isEmpty()
{
return ObjectDoubleHashMapWithHashingStrategy.this.isEmpty();
}
public boolean contains(Object o)
{
return ObjectDoubleHashMapWithHashingStrategy.this.containsKey(o);
}
public Object[] toArray()
{
int size = ObjectDoubleHashMapWithHashingStrategy.this.size();
Object[] result = new Object[size];
this.copyKeys(result);
return result;
}
public T[] toArray(T[] result)
{
int size = ObjectDoubleHashMapWithHashingStrategy.this.size();
if (result.length < size)
{
result = (T[]) Array.newInstance(result.getClass().getComponentType(), size);
}
this.copyKeys(result);
if (size < result.length)
{
result[size] = null;
}
return result;
}
public boolean add(K key)
{
throw new UnsupportedOperationException("Cannot call add() on " + this.getClass().getSimpleName());
}
public boolean remove(Object key)
{
int oldSize = ObjectDoubleHashMapWithHashingStrategy.this.size();
ObjectDoubleHashMapWithHashingStrategy.this.removeKey((K) key);
return oldSize != ObjectDoubleHashMapWithHashingStrategy.this.size();
}
public boolean containsAll(Collection collection)
{
for (Object aCollection : collection)
{
if (!ObjectDoubleHashMapWithHashingStrategy.this.containsKey(aCollection))
{
return false;
}
}
return true;
}
public boolean addAll(Collection collection)
{
throw new UnsupportedOperationException("Cannot call addAll() on " + this.getClass().getSimpleName());
}
public boolean retainAll(Collection collection)
{
int oldSize = ObjectDoubleHashMapWithHashingStrategy.this.size();
Iterator iterator = this.iterator();
while (iterator.hasNext())
{
K next = iterator.next();
if (!collection.contains(next))
{
iterator.remove();
}
}
return oldSize != ObjectDoubleHashMapWithHashingStrategy.this.size();
}
public boolean removeAll(Collection collection)
{
int oldSize = ObjectDoubleHashMapWithHashingStrategy.this.size();
for (Object object : collection)
{
ObjectDoubleHashMapWithHashingStrategy.this.removeKey((K) object);
}
return oldSize != ObjectDoubleHashMapWithHashingStrategy.this.size();
}
public void clear()
{
ObjectDoubleHashMapWithHashingStrategy.this.clear();
}
public Iterator iterator()
{
return new KeySetIterator();
}
private void copyKeys(Object[] result)
{
int count = 0;
for (int i = 0; i < ObjectDoubleHashMapWithHashingStrategy.this.keys.length; i++)
{
Object key = ObjectDoubleHashMapWithHashingStrategy.this.keys[i];
if (ObjectDoubleHashMapWithHashingStrategy.isNonSentinel(key))
{
result[count++] = ObjectDoubleHashMapWithHashingStrategy.this.keys[i];
}
}
}
}
private class KeySetIterator implements Iterator
{
private int count;
private int position;
private K currentKey;
private boolean isCurrentKeySet;
public boolean hasNext()
{
return this.count < ObjectDoubleHashMapWithHashingStrategy.this.size();
}
public K next()
{
if (!this.hasNext())
{
throw new NoSuchElementException();
}
this.count++;
Object[] keys = ObjectDoubleHashMapWithHashingStrategy.this.keys;
while (!isNonSentinel(keys[this.position]))
{
this.position++;
}
this.currentKey = (K) ObjectDoubleHashMapWithHashingStrategy.this.keys[this.position];
this.isCurrentKeySet = true;
this.position++;
return ObjectDoubleHashMapWithHashingStrategy.this.toNonSentinel(this.currentKey);
}
public void remove()
{
if (!this.isCurrentKeySet)
{
throw new IllegalStateException();
}
this.isCurrentKeySet = false;
this.count--;
if (isNonSentinel(this.currentKey))
{
int index = this.position - 1;
ObjectDoubleHashMapWithHashingStrategy.this.removeKeyAtIndex(this.currentKey, index);
}
else
{
ObjectDoubleHashMapWithHashingStrategy.this.removeKey(this.currentKey);
}
}
}
private class ValuesCollection implements MutableDoubleCollection
{
public int size()
{
return ObjectDoubleHashMapWithHashingStrategy.this.size();
}
public boolean isEmpty()
{
return ObjectDoubleHashMapWithHashingStrategy.this.isEmpty();
}
public boolean notEmpty()
{
return ObjectDoubleHashMapWithHashingStrategy.this.notEmpty();
}
public String makeString()
{
return this.makeString(", ");
}
public String makeString(String separator)
{
return this.makeString("", separator, "");
}
public String makeString(String start, String separator, String end)
{
Appendable stringBuilder = new StringBuilder();
this.appendString(stringBuilder, start, separator, end);
return stringBuilder.toString();
}
public void appendString(Appendable appendable)
{
this.appendString(appendable, ", ");
}
public void appendString(Appendable appendable, String separator)
{
this.appendString(appendable, "", separator, "");
}
public void appendString(Appendable appendable, String start, String separator, String end)
{
try
{
appendable.append(start);
boolean first = true;
for (int i = 0; i < ObjectDoubleHashMapWithHashingStrategy.this.keys.length; i++)
{
Object key = ObjectDoubleHashMapWithHashingStrategy.this.keys[i];
if (isNonSentinel(key))
{
if (!first)
{
appendable.append(separator);
}
appendable.append(String.valueOf(ObjectDoubleHashMapWithHashingStrategy.this.values[i]));
first = false;
}
}
appendable.append(end);
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
public boolean add(double element)
{
throw new UnsupportedOperationException("Cannot call add() on " + this.getClass().getSimpleName());
}
public boolean addAll(double... source)
{
throw new UnsupportedOperationException("Cannot call addAll() on " + this.getClass().getSimpleName());
}
public boolean addAll(DoubleIterable source)
{
throw new UnsupportedOperationException("Cannot call addAll() on " + this.getClass().getSimpleName());
}
public boolean remove(double item)
{
int oldSize = ObjectDoubleHashMapWithHashingStrategy.this.size();
for (int i = 0; i < ObjectDoubleHashMapWithHashingStrategy.this.keys.length; i++)
{
if (isNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[i]) && Double.compare(item, ObjectDoubleHashMapWithHashingStrategy.this.values[i]) == 0)
{
ObjectDoubleHashMapWithHashingStrategy.this.removeKey((K) ObjectDoubleHashMapWithHashingStrategy.this.keys[i]);
}
}
return oldSize != ObjectDoubleHashMapWithHashingStrategy.this.size();
}
public boolean removeAll(DoubleIterable source)
{
int oldSize = ObjectDoubleHashMapWithHashingStrategy.this.size();
DoubleIterator iterator = source.doubleIterator();
while (iterator.hasNext())
{
this.remove(iterator.next());
}
return oldSize != ObjectDoubleHashMapWithHashingStrategy.this.size();
}
public boolean removeAll(double... source)
{
int oldSize = ObjectDoubleHashMapWithHashingStrategy.this.size();
for (double item : source)
{
this.remove(item);
}
return oldSize != ObjectDoubleHashMapWithHashingStrategy.this.size();
}
public boolean retainAll(DoubleIterable source)
{
int oldSize = ObjectDoubleHashMapWithHashingStrategy.this.size();
final DoubleSet sourceSet = source instanceof DoubleSet ? (DoubleSet) source : source.toSet();
ObjectDoubleHashMapWithHashingStrategy retained = ObjectDoubleHashMapWithHashingStrategy.this.select(new ObjectDoublePredicate()
{
public boolean accept(K object, double value)
{
return sourceSet.contains(value);
}
});
if (retained.size() != oldSize)
{
ObjectDoubleHashMapWithHashingStrategy.this.keys = retained.keys;
ObjectDoubleHashMapWithHashingStrategy.this.values = retained.values;
ObjectDoubleHashMapWithHashingStrategy.this.occupiedWithData = retained.occupiedWithData;
ObjectDoubleHashMapWithHashingStrategy.this.occupiedWithSentinels = retained.occupiedWithSentinels;
return true;
}
return false;
}
public boolean retainAll(double... source)
{
return this.retainAll(DoubleHashSet.newSetWith(source));
}
public void clear()
{
ObjectDoubleHashMapWithHashingStrategy.this.clear();
}
public MutableDoubleCollection with(double element)
{
throw new UnsupportedOperationException("Cannot call with() on " + this.getClass().getSimpleName());
}
public MutableDoubleCollection without(double element)
{
throw new UnsupportedOperationException("Cannot call without() on " + this.getClass().getSimpleName());
}
public MutableDoubleCollection withAll(DoubleIterable elements)
{
throw new UnsupportedOperationException("Cannot call withAll() on " + this.getClass().getSimpleName());
}
public MutableDoubleCollection withoutAll(DoubleIterable elements)
{
throw new UnsupportedOperationException("Cannot call withoutAll() on " + this.getClass().getSimpleName());
}
public MutableDoubleCollection asUnmodifiable()
{
return UnmodifiableDoubleCollection.of(this);
}
public MutableDoubleCollection asSynchronized()
{
return SynchronizedDoubleCollection.of(this);
}
public ImmutableDoubleCollection toImmutable()
{
return DoubleLists.immutable.withAll(this);
}
public MutableDoubleIterator doubleIterator()
{
return ObjectDoubleHashMapWithHashingStrategy.this.doubleIterator();
}
public double[] toArray()
{
return ObjectDoubleHashMapWithHashingStrategy.this.toArray();
}
public boolean contains(double value)
{
return ObjectDoubleHashMapWithHashingStrategy.this.containsValue(value);
}
public boolean containsAll(double... source)
{
return ObjectDoubleHashMapWithHashingStrategy.this.containsAll(source);
}
public boolean containsAll(DoubleIterable source)
{
return ObjectDoubleHashMapWithHashingStrategy.this.containsAll(source);
}
public void forEach(DoubleProcedure procedure)
{
ObjectDoubleHashMapWithHashingStrategy.this.forEach(procedure);
}
public void each(DoubleProcedure procedure)
{
this.forEach(procedure);
}
public MutableDoubleCollection select(DoublePredicate predicate)
{
return ObjectDoubleHashMapWithHashingStrategy.this.select(predicate);
}
public MutableDoubleCollection reject(DoublePredicate predicate)
{
return ObjectDoubleHashMapWithHashingStrategy.this.reject(predicate);
}
public MutableCollection collect(DoubleToObjectFunction function)
{
return ObjectDoubleHashMapWithHashingStrategy.this.collect(function);
}
public T injectInto(T injectedValue, ObjectDoubleToObjectFunction function)
{
return ObjectDoubleHashMapWithHashingStrategy.this.injectInto(injectedValue, function);
}
public double detectIfNone(DoublePredicate predicate, double ifNone)
{
return ObjectDoubleHashMapWithHashingStrategy.this.detectIfNone(predicate, ifNone);
}
public int count(DoublePredicate predicate)
{
return ObjectDoubleHashMapWithHashingStrategy.this.count(predicate);
}
public boolean anySatisfy(DoublePredicate predicate)
{
return ObjectDoubleHashMapWithHashingStrategy.this.anySatisfy(predicate);
}
public boolean allSatisfy(DoublePredicate predicate)
{
return ObjectDoubleHashMapWithHashingStrategy.this.allSatisfy(predicate);
}
public boolean noneSatisfy(DoublePredicate predicate)
{
return ObjectDoubleHashMapWithHashingStrategy.this.noneSatisfy(predicate);
}
public MutableDoubleList toList()
{
return ObjectDoubleHashMapWithHashingStrategy.this.toList();
}
public MutableDoubleSet toSet()
{
return ObjectDoubleHashMapWithHashingStrategy.this.toSet();
}
public MutableDoubleBag toBag()
{
return ObjectDoubleHashMapWithHashingStrategy.this.toBag();
}
public LazyDoubleIterable asLazy()
{
return new LazyDoubleIterableAdapter(this);
}
public double[] toSortedArray()
{
return ObjectDoubleHashMapWithHashingStrategy.this.toSortedArray();
}
public MutableDoubleList toSortedList()
{
return ObjectDoubleHashMapWithHashingStrategy.this.toSortedList();
}
public double sum()
{
return ObjectDoubleHashMapWithHashingStrategy.this.sum();
}
public double max()
{
return ObjectDoubleHashMapWithHashingStrategy.this.max();
}
public double maxIfEmpty(double defaultValue)
{
return ObjectDoubleHashMapWithHashingStrategy.this.maxIfEmpty(defaultValue);
}
public double min()
{
return ObjectDoubleHashMapWithHashingStrategy.this.min();
}
public double minIfEmpty(double defaultValue)
{
return ObjectDoubleHashMapWithHashingStrategy.this.minIfEmpty(defaultValue);
}
public double average()
{
return ObjectDoubleHashMapWithHashingStrategy.this.average();
}
public double median()
{
return ObjectDoubleHashMapWithHashingStrategy.this.median();
}
}
private class KeysView extends AbstractLazyIterable
{
public void each(Procedure procedure)
{
ObjectDoubleHashMapWithHashingStrategy.this.forEachKey(procedure);
}
public void forEachWithIndex(ObjectIntProcedure objectDoubleProcedure)
{
int index = 0;
for (int i = 0; i < ObjectDoubleHashMapWithHashingStrategy.this.keys.length; i++)
{
if (ObjectDoubleHashMapWithHashingStrategy.isNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[i]))
{
objectDoubleProcedure.value(ObjectDoubleHashMapWithHashingStrategy.this.toNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[i]), index);
index++;
}
}
}
public void forEachWith(Procedure2 procedure, P parameter)
{
for (int i = 0; i < ObjectDoubleHashMapWithHashingStrategy.this.keys.length; i++)
{
if (ObjectDoubleHashMapWithHashingStrategy.isNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[i]))
{
procedure.value(ObjectDoubleHashMapWithHashingStrategy.this.toNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[i]), parameter);
}
}
}
public Iterator iterator()
{
return new InternalKeysViewIterator();
}
public class InternalKeysViewIterator implements Iterator
{
private int count;
private int position;
public K next()
{
if (!this.hasNext())
{
throw new NoSuchElementException();
}
Object[] keys = ObjectDoubleHashMapWithHashingStrategy.this.keys;
while (!isNonSentinel(keys[this.position]))
{
this.position++;
}
K result = ObjectDoubleHashMapWithHashingStrategy.this.toNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[this.position]);
this.count++;
this.position++;
return result;
}
public void remove()
{
throw new UnsupportedOperationException("Cannot call remove() on " + this.getClass().getSimpleName());
}
public boolean hasNext()
{
return this.count != ObjectDoubleHashMapWithHashingStrategy.this.size();
}
}
}
private class KeyValuesView extends AbstractLazyIterable>
{
public void each(Procedure> procedure)
{
for (int i = 0; i < ObjectDoubleHashMapWithHashingStrategy.this.keys.length; i++)
{
if (ObjectDoubleHashMapWithHashingStrategy.isNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[i]))
{
procedure.value(PrimitiveTuples.pair(ObjectDoubleHashMapWithHashingStrategy.this.toNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[i]), ObjectDoubleHashMapWithHashingStrategy.this.values[i]));
}
}
}
public void forEachWithIndex(ObjectIntProcedure> objectIntProcedure)
{
int index = 0;
for (int i = 0; i < ObjectDoubleHashMapWithHashingStrategy.this.keys.length; i++)
{
if (ObjectDoubleHashMapWithHashingStrategy.isNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[i]))
{
objectIntProcedure.value(PrimitiveTuples.pair(ObjectDoubleHashMapWithHashingStrategy.this.toNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[i]), ObjectDoubleHashMapWithHashingStrategy.this.values[i]), index);
index++;
}
}
}
public void forEachWith(Procedure2, ? super P> procedure, P parameter)
{
for (int i = 0; i < ObjectDoubleHashMapWithHashingStrategy.this.keys.length; i++)
{
if (ObjectDoubleHashMapWithHashingStrategy.isNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[i]))
{
procedure.value(PrimitiveTuples.pair(ObjectDoubleHashMapWithHashingStrategy.this.toNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[i]), ObjectDoubleHashMapWithHashingStrategy.this.values[i]), parameter);
}
}
}
public Iterator> iterator()
{
return new InternalKeyValuesIterator();
}
public class InternalKeyValuesIterator implements Iterator>
{
private int count;
private int position;
public ObjectDoublePair next()
{
if (!this.hasNext())
{
throw new NoSuchElementException();
}
Object[] keys = ObjectDoubleHashMapWithHashingStrategy.this.keys;
while (!isNonSentinel(keys[this.position]))
{
this.position++;
}
ObjectDoublePair result = PrimitiveTuples.pair(ObjectDoubleHashMapWithHashingStrategy.this.toNonSentinel(ObjectDoubleHashMapWithHashingStrategy.this.keys[this.position]), ObjectDoubleHashMapWithHashingStrategy.this.values[this.position]);
this.count++;
this.position++;
return result;
}
public void remove()
{
throw new UnsupportedOperationException("Cannot call remove() on " + this.getClass().getSimpleName());
}
public boolean hasNext()
{
return this.count != ObjectDoubleHashMapWithHashingStrategy.this.size();
}
}
}
}