package org.eclipse.collections.impl.list.immutable.primitive;
import java.io.IOException;
import java.io.Serializable;
import java.util.Arrays;
import java.util.Collection;
import java.util.Iterator;
import java.util.NoSuchElementException;
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.ShortToObjectFunction;
import org.eclipse.collections.api.block.function.primitive.ObjectShortToObjectFunction;
import org.eclipse.collections.api.block.function.primitive.ObjectShortIntToObjectFunction;
import org.eclipse.collections.api.block.predicate.primitive.ShortPredicate;
import org.eclipse.collections.api.block.procedure.primitive.ShortProcedure;
import org.eclipse.collections.api.block.procedure.primitive.ShortIntProcedure;
import org.eclipse.collections.api.collection.primitive.MutableShortCollection;
import org.eclipse.collections.api.iterator.ShortIterator;
import org.eclipse.collections.api.list.ImmutableList;
import org.eclipse.collections.api.list.MutableList;
import org.eclipse.collections.api.list.primitive.ImmutableShortList;
import org.eclipse.collections.api.list.primitive.ShortList;
import org.eclipse.collections.api.list.primitive.MutableShortList;
import org.eclipse.collections.api.set.primitive.MutableShortSet;
import org.eclipse.collections.api.tuple.primitive.ShortShortPair;
import org.eclipse.collections.api.tuple.primitive.ShortObjectPair;
import org.eclipse.collections.impl.bag.mutable.primitive.ShortHashBag;
import org.eclipse.collections.impl.factory.Lists;
import org.eclipse.collections.impl.factory.primitive.ShortLists;
import org.eclipse.collections.impl.lazy.primitive.LazyShortIterableAdapter;
import org.eclipse.collections.impl.lazy.primitive.ReverseShortIterable;
import org.eclipse.collections.impl.list.mutable.FastList;
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;
import org.eclipse.collections.impl.utility.Iterate;
final class ImmutableShortArrayList
implements ImmutableShortList, Serializable
{
private static final long serialVersionUID = 1L;
private final short[] items;
private ImmutableShortArrayList(short[] newElements)
{
if (newElements.length <= 1)
{
throw new IllegalArgumentException("Use ShortLists.immutable.with() to instantiate an optimized collection");
}
this.items = newElements;
}
public static ImmutableShortArrayList newList(ShortIterable iterable)
{
return new ImmutableShortArrayList(iterable.toArray());
}
public static ImmutableShortArrayList newListWith(short... elements)
{
short[] newArray = new short[elements.length];
System.arraycopy(elements, 0, newArray, 0, elements.length);
return new ImmutableShortArrayList(newArray);
}
@Override
public short get(int index)
{
return this.items[index];
}
@Override
public short getFirst()
{
return this.items[0];
}
@Override
public short getLast()
{
return this.items[this.items.length - 1];
}
@Override
public int indexOf(short value)
{
for (int i = 0; i < this.items.length; i++)
{
if (this.items[i] == value)
{
return i;
}
}
return -1;
}
@Override
public int lastIndexOf(short value)
{
for (int i = this.items.length - 1; i >= 0; i--)
{
if (this.items[i] == value)
{
return i;
}
}
return -1;
}
@Override
public ShortIterator shortIterator()
{
return new InternalShortIterator();
}
@Override
public void forEach(ShortProcedure procedure)
{
this.each(procedure);
}
@Override
public void each(ShortProcedure procedure)
{
for (short item : this.items)
{
procedure.value(item);
}
}
@Override
public void forEachWithIndex(ShortIntProcedure procedure)
{
for (int i = 0; i < this.items.length; i++)
{
procedure.value(this.items[i], i);
}
}
@Override
public int count(ShortPredicate predicate)
{
int count = 0;
for (short item : this.items)
{
if (predicate.accept(item))
{
count++;
}
}
return count;
}
@Override
public boolean anySatisfy(ShortPredicate predicate)
{
for (short item : this.items)
{
if (predicate.accept(item))
{
return true;
}
}
return false;
}
@Override
public boolean allSatisfy(ShortPredicate predicate)
{
for (short item : this.items)
{
if (!predicate.accept(item))
{
return false;
}
}
return true;
}
@Override
public boolean noneSatisfy(ShortPredicate predicate)
{
return !this.anySatisfy(predicate);
}
@Override
public ImmutableShortList select(ShortPredicate predicate)
{
return this.select(predicate, new ShortArrayList()).toImmutable();
}
@Override
public <R extends MutableShortCollection> R select(ShortPredicate predicate, R target)
{
for (short item : this.items)
{
if (predicate.accept(item))
{
target.add(item);
}
}
return target;
}
@Override
public ImmutableShortList reject(ShortPredicate predicate)
{
return this.reject(predicate, new ShortArrayList()).toImmutable();
}
@Override
public <R extends MutableShortCollection> R reject(ShortPredicate predicate, R target)
{
for (short item : this.items)
{
if (!predicate.accept(item))
{
target.add(item);
}
}
return target;
}
@Override
public short detectIfNone(ShortPredicate predicate, short ifNone)
{
for (short item : this.items)
{
if (predicate.accept(item))
{
return item;
}
}
return ifNone;
}
@Override
public <V> ImmutableList<V> collect(ShortToObjectFunction<? extends V> function)
{
FastList<V> list = this.collect(function, FastList.newList(this.items.length));
return list.toImmutable();
}
@Override
public <V, R extends Collection<V>> R collect(ShortToObjectFunction<? extends V> function, R target)
{
for (short item : this.items)
{
target.add(function.valueOf(item));
}
return target;
}
@Override
public long sum()
{
long result = 0L;
for (short item : this.items)
{
result += item;
}
return result;
}
@Override
public short max()
{
short max = this.items[0];
for (int i = 1; i < this.items.length; i++)
{
short value = this.items[i];
if (max < value)
{
max = value;
}
}
return max;
}
@Override
public short maxIfEmpty(short defaultValue)
{
return this.max();
}
@Override
public short min()
{
short min = this.items[0];
for (int i = 1; i < this.items.length; i++)
{
short value = this.items[i];
if (value < min)
{
min = value;
}
}
return min;
}
@Override
public short minIfEmpty(short defaultValue)
{
return this.min();
}
@Override
public double average()
{
return (double) this.sum() / (double) this.size();
}
@Override
public double median()
{
short[] sortedArray = this.toSortedArray();
int middleIndex = sortedArray.length >> 1;
if (sortedArray.length > 1 && (sortedArray.length & 1) == 0)
{
short first = sortedArray[middleIndex];
short second = sortedArray[middleIndex - 1];
return ((double) first + (double) second) / 2.0;
}
return (double) sortedArray[middleIndex];
}
@Override
public short[] toSortedArray()
{
short[] array = this.toArray();
Arrays.sort(array);
return array;
}
@Override
public long dotProduct(ShortList list)
{
if (this.size() != list.size())
{
throw new IllegalArgumentException("Lists used in dotProduct must be the same size");
}
long sum = 0L;
for (int i = 0; i < this.size(); i++)
{
sum += (long) this.items[i] * list.get(i);
}
return sum;
}
@Override
public LazyShortIterable asReversed()
{
return ReverseShortIterable.adapt(this);
}
@Override
public MutableShortList toSortedList()
{
return ShortArrayList.newList(this).sortThis();
}
@Override
public int binarySearch(short value)
{
return Arrays.binarySearch(this.items, value);
}
@Override
public short[] toArray()
{
short[] newItems = new short[this.items.length];
System.arraycopy(this.items, 0, newItems, 0, this.items.length);
return newItems;
}
@Override
public short[] toArray(short[] target)
{
if (target.length < this.items.length)
{
target = new short[this.items.length];
}
System.arraycopy(this.items, 0, target, 0, this.items.length);
return target;
}
@Override
public boolean contains(short value)
{
for (short item : this.items)
{
if (item == value)
{
return true;
}
}
return false;
}
@Override
public boolean containsAll(short... source)
{
for (short value : source)
{
if (!this.contains(value))
{
return false;
}
}
return true;
}
@Override
public boolean containsAll(ShortIterable source)
{
for (ShortIterator iterator = source.shortIterator(); iterator.hasNext(); )
{
if (!this.contains(iterator.next()))
{
return false;
}
}
return true;
}
@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 LazyShortIterable asLazy()
{
return new LazyShortIterableAdapter(this);
}
@Override
public ImmutableShortList toImmutable()
{
return this;
}
@Override
public ImmutableShortArrayList toReversed()
{
return ImmutableShortArrayList.newList(this.asReversed());
}
@Override
public ImmutableShortList newWith(short element)
{
short[] newItems = new short[this.items.length + 1];
System.arraycopy(this.items, 0, newItems, 0, this.items.length);
newItems[this.items.length] = element;
return new ImmutableShortArrayList(newItems);
}
@Override
public ImmutableShortList newWithout(short element)
{
int index = this.indexOf(element);
if (index != -1)
{
short[] newItems = new short[this.items.length - 1];
System.arraycopy(this.items, 0, newItems, 0, index);
System.arraycopy(this.items, index + 1, newItems, index, this.items.length - index - 1);
return ShortLists.immutable.with(newItems);
}
return this;
}
@Override
public ImmutableShortList newWithAll(ShortIterable elements)
{
short[] newItems = new short[this.items.length + elements.size()];
System.arraycopy(this.items, 0, newItems, 0, this.items.length);
int index = 0;
for (ShortIterator iterator = elements.shortIterator(); iterator.hasNext(); index++)
{
newItems[this.items.length + index] = iterator.next();
}
return new ImmutableShortArrayList(newItems);
}
@Override
public ImmutableShortList newWithoutAll(ShortIterable elements)
{
MutableShortList mutableShortList = this.toList();
mutableShortList.removeAll(elements);
return mutableShortList.toImmutable();
}
@Override
public int size()
{
return this.items.length;
}
@Override
public boolean isEmpty()
{
return false;
}
@Override
public boolean notEmpty()
{
return true;
}
@Override
public <T> T injectInto(T injectedValue, ObjectShortToObjectFunction<? super T, ? extends T> function)
{
T result = injectedValue;
for (int i = 0; i < this.items.length; i++)
{
result = function.valueOf(result, this.items[i]);
}
return result;
}
@Override
public <T> T injectIntoWithIndex(T injectedValue, ObjectShortIntToObjectFunction<? super T, ? extends T> function)
{
T result = injectedValue;
for (int i = 0; i < this.items.length; i++)
{
result = function.valueOf(result, this.items[i], i);
}
return result;
}
@Override
public RichIterable<ShortIterable> chunk(int size)
{
if (size <= 0)
{
throw new IllegalArgumentException("Size for groups must be positive but was: " + size);
}
MutableList<ShortIterable> result = Lists.mutable.empty();
if (this.notEmpty())
{
if (this.size() <= size)
{
result.add(this);
}
else
{
ShortIterator iterator = this.shortIterator();
while (iterator.hasNext())
{
MutableShortList batch = ShortLists.mutable.empty();
for (int i = 0; i < size && iterator.hasNext(); i++)
{
batch.add(iterator.next());
}
result.add(batch.toImmutable());
}
}
}
return result.toImmutable();
}
@Override
public boolean equals(Object otherList)
{
if (otherList == this)
{
return true;
}
if (!(otherList instanceof ShortList))
{
return false;
}
ShortList list = (ShortList) otherList;
if (this.items.length != list.size())
{
return false;
}
for (int i = 0; i < this.items.length; i++)
{
if (this.items[i] != list.get(i))
{
return false;
}
}
return true;
}
@Override
public int hashCode()
{
int hashCode = 1;
for (short item : this.items)
{
hashCode = 31 * hashCode + (int) item;
}
return hashCode;
}
@Override
public String toString()
{
return this.makeString("[", ", ", "]");
}
@Override
public String makeString()
{
return this.makeString(", ");
}
@Override
public String makeString(String separator)
{
return this.makeString("", separator, "");
}
@Override
public String makeString(String start, String separator, String end)
{
Appendable stringBuilder = new StringBuilder();
this.appendString(stringBuilder, start, separator, end);
return stringBuilder.toString();
}
@Override
public void appendString(Appendable appendable)
{
this.appendString(appendable, ", ");
}
@Override
public void appendString(Appendable appendable, String separator)
{
this.appendString(appendable, "", separator, "");
}
@Override
public void appendString(Appendable appendable, String start, String separator, String end)
{
try
{
appendable.append(start);
for (int i = 0; i < this.items.length; i++)
{
if (i > 0)
{
appendable.append(separator);
}
short value = this.items[i];
appendable.append(String.valueOf(value));
}
appendable.append(end);
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
@Override
public ImmutableShortList distinct()
{
ShortArrayList target = new ShortArrayList();
MutableShortSet seenSoFar = new ShortHashSet(this.size());
for (short each : this.items)
{
if (seenSoFar.add(each))
{
target.add(each);
}
}
return target.toImmutable();
}
@Override
public ImmutableShortList subList(int fromIndex, int toIndex)
{
throw new UnsupportedOperationException("subList not yet implemented!");
}
@Override
public ImmutableList<ShortShortPair> zipShort(ShortIterable iterable)
{
int size = this.size();
int otherSize = iterable.size();
MutableList<ShortShortPair> target = Lists.mutable.withInitialCapacity(Math.min(size, otherSize));
ShortIterator iterator = iterable.shortIterator();
for (int i = 0; i < size && iterator.hasNext(); i++)
{
target.add(PrimitiveTuples.pair(this.items[i], iterator.next()));
}
return target.toImmutable();
}
@Override
public <T> ImmutableList<ShortObjectPair<T>> zip(Iterable<T> iterable)
{
int size = this.size();
int otherSize = Iterate.sizeOf(iterable);
MutableList<ShortObjectPair<T>> target = Lists.mutable.withInitialCapacity(Math.min(size, otherSize));
Iterator<T> iterator = iterable.iterator();
for (int i = 0; i < size && iterator.hasNext(); i++)
{
target.add(PrimitiveTuples.pair(this.items[i], iterator.next()));
}
return target.toImmutable();
}
private class InternalShortIterator implements ShortIterator
{
private int currentIndex;
@Override
public boolean hasNext()
{
return this.currentIndex != ImmutableShortArrayList.this.items.length;
}
@Override
public short next()
{
if (!this.hasNext())
{
throw new NoSuchElementException();
}
short next = ImmutableShortArrayList.this.items[this.currentIndex];
this.currentIndex++;
return next;
}
}
}