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GS 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.
/*
* Copyright 2015 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.set.mutable.primitive;
import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.io.Serializable;
import java.util.Arrays;
import java.util.NoSuchElementException;
import com.gs.collections.api.ByteIterable;
import com.gs.collections.api.LazyByteIterable;
import com.gs.collections.api.bag.primitive.MutableByteBag;
import com.gs.collections.api.block.function.primitive.ByteToObjectFunction;
import com.gs.collections.api.block.function.primitive.ObjectByteToObjectFunction;
import com.gs.collections.api.block.predicate.primitive.BytePredicate;
import com.gs.collections.api.block.procedure.primitive.ByteProcedure;
import com.gs.collections.api.iterator.ByteIterator;
import com.gs.collections.api.iterator.MutableByteIterator;
import com.gs.collections.api.list.primitive.MutableByteList;
import com.gs.collections.api.set.ImmutableSet;
import com.gs.collections.api.set.MutableSet;
import com.gs.collections.api.set.primitive.ByteSet;
import com.gs.collections.api.set.primitive.ImmutableByteSet;
import com.gs.collections.api.set.primitive.MutableByteSet;
import com.gs.collections.impl.bag.mutable.primitive.ByteHashBag;
import com.gs.collections.impl.block.procedure.checked.primitive.CheckedByteProcedure;
import com.gs.collections.impl.factory.primitive.ByteSets;
import com.gs.collections.impl.lazy.primitive.LazyByteIterableAdapter;
import com.gs.collections.impl.list.mutable.primitive.ByteArrayList;
import com.gs.collections.impl.set.immutable.primitive.ImmutableByteSetSerializationProxy;
import com.gs.collections.impl.set.mutable.UnifiedSet;
public final class ByteHashSet implements MutableByteSet, Externalizable
{
private static final long serialVersionUID = 1L;
private static final byte MAX_BYTE_GROUP_1 = -65;
private static final byte MAX_BYTE_GROUP_2 = -1;
private static final byte MAX_BYTE_GROUP_3 = 63;
private long bitGroup1; // -128 to -65
private long bitGroup2; //-64 to -1
private long bitGroup3; //0 to 63
private long bitGroup4; // 64 to 127
private short size;
public ByteHashSet()
{
}
/**
* Use {@link ByteHashSet#ByteHashSet()} instead.
*
* @deprecated since 5.0.
*/
@Deprecated
public ByteHashSet(int initialCapacity)
{
if (initialCapacity < 0)
{
throw new IllegalArgumentException("initial capacity cannot be less than 0");
}
}
public ByteHashSet(ByteHashSet set)
{
this.size = set.size;
this.bitGroup3 = set.bitGroup3;
this.bitGroup4 = set.bitGroup4;
this.bitGroup1 = set.bitGroup1;
this.bitGroup2 = set.bitGroup2;
}
public ByteHashSet(byte... elements)
{
this();
this.addAll(elements);
}
public static ByteHashSet newSet(ByteIterable source)
{
if (source instanceof ByteHashSet)
{
return new ByteHashSet((ByteHashSet) source);
}
return ByteHashSet.newSetWith(source.toArray());
}
public static ByteHashSet newSetWith(byte... source)
{
return new ByteHashSet(source);
}
public boolean add(byte element)
{
if (element <= MAX_BYTE_GROUP_1)
{
long initial = this.bitGroup1;
this.bitGroup1 |= 1L << (byte) ((element + 1) * -1);
if (this.bitGroup1 != initial)
{
this.size++;
return true;
}
}
else if (element <= MAX_BYTE_GROUP_2)
{
long initial = this.bitGroup2;
this.bitGroup2 |= 1L << (byte) ((element + 1) * -1);
if (this.bitGroup2 != initial)
{
this.size++;
return true;
}
}
else if (element <= MAX_BYTE_GROUP_3)
{
long initial = this.bitGroup3;
this.bitGroup3 |= 1L << element;
if (this.bitGroup3 != initial)
{
this.size++;
return true;
}
}
else
{
long initial = this.bitGroup4;
this.bitGroup4 |= 1L << element;
if (this.bitGroup4 != initial)
{
this.size++;
return true;
}
}
return false;
}
public boolean remove(byte value)
{
if (value <= MAX_BYTE_GROUP_1)
{
long initial = this.bitGroup1;
this.bitGroup1 &= ~(1L << (byte) ((value + 1) * -1));
if (this.bitGroup1 == initial)
{
return false;
}
this.size--;
return true;
}
if (value <= MAX_BYTE_GROUP_2)
{
long initial = this.bitGroup2;
this.bitGroup2 &= ~(1L << (byte) ((value + 1) * -1));
if (this.bitGroup2 == initial)
{
return false;
}
this.size--;
return true;
}
if (value <= MAX_BYTE_GROUP_3)
{
long initial = this.bitGroup3;
this.bitGroup3 &= ~(1L << value);
if (this.bitGroup3 == initial)
{
return false;
}
this.size--;
return true;
}
long initial = this.bitGroup4;
this.bitGroup4 &= ~(1L << value);
if (this.bitGroup4 == initial)
{
return false;
}
this.size--;
return true;
}
public boolean contains(byte value)
{
if (value <= MAX_BYTE_GROUP_1)
{
return ((this.bitGroup1 >>> (byte) ((value + 1) * -1)) & 1L) != 0;
}
if (value <= MAX_BYTE_GROUP_2)
{
return ((this.bitGroup2 >>> (byte) ((value + 1) * -1)) & 1L) != 0;
}
if (value <= MAX_BYTE_GROUP_3)
{
return ((this.bitGroup3 >>> value) & 1L) != 0;
}
return ((this.bitGroup4 >>> value) & 1L) != 0;
}
@Override
public boolean equals(Object obj)
{
if (this == obj)
{
return true;
}
if (!(obj instanceof ByteSet))
{
return false;
}
ByteSet other = (ByteSet) obj;
return this.size() == other.size() && this.containsAll(other.toArray());
}
@Override
public int hashCode()
{
return (int) this.sum();
}
@Override
public String toString()
{
return this.makeString("[", ", ", "]");
}
public int size()
{
return this.size;
}
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);
int count = 0;
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
if (count > 0)
{
appendable.append(separator);
}
count++;
appendable.append(String.valueOf(iterator.next()));
}
appendable.append(end);
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
public boolean addAll(byte... source)
{
int oldSize = this.size();
for (byte item : source)
{
this.add(item);
}
return this.size() != oldSize;
}
public boolean addAll(ByteIterable source)
{
if (source.isEmpty())
{
return false;
}
int oldSize = this.size();
if (source instanceof ByteHashSet)
{
ByteHashSet hashSet = (ByteHashSet) source;
this.size = 0;
this.bitGroup3 |= hashSet.bitGroup3;
this.size += Long.bitCount(this.bitGroup3);
this.bitGroup4 |= hashSet.bitGroup4;
this.size += Long.bitCount(this.bitGroup4);
this.bitGroup2 |= hashSet.bitGroup2;
this.size += Long.bitCount(this.bitGroup2);
this.bitGroup1 |= hashSet.bitGroup1;
this.size += Long.bitCount(this.bitGroup1);
}
else
{
ByteIterator iterator = source.byteIterator();
while (iterator.hasNext())
{
byte item = iterator.next();
this.add(item);
}
}
return this.size() != oldSize;
}
public boolean removeAll(ByteIterable source)
{
if (source.isEmpty())
{
return false;
}
int oldSize = this.size();
if (source instanceof ByteHashSet)
{
this.size = 0;
ByteHashSet hashSet = (ByteHashSet) source;
this.bitGroup3 &= ~hashSet.bitGroup3;
this.size += Long.bitCount(this.bitGroup3);
this.bitGroup4 &= ~hashSet.bitGroup4;
this.size += Long.bitCount(this.bitGroup4);
this.bitGroup2 &= ~hashSet.bitGroup2;
this.size += Long.bitCount(this.bitGroup2);
this.bitGroup1 &= ~hashSet.bitGroup1;
this.size += Long.bitCount(this.bitGroup1);
}
else
{
ByteIterator iterator = source.byteIterator();
while (iterator.hasNext())
{
byte item = iterator.next();
this.remove(item);
}
}
return this.size() != oldSize;
}
public boolean removeAll(byte... source)
{
if (source.length == 0)
{
return false;
}
int oldSize = this.size();
for (byte item : source)
{
this.remove(item);
}
return this.size() != oldSize;
}
public boolean retainAll(ByteIterable source)
{
int oldSize = this.size();
final ByteSet sourceSet = source instanceof ByteSet ? (ByteSet) source : source.toSet();
ByteHashSet retained = this.select(new BytePredicate()
{
public boolean accept(byte value)
{
return sourceSet.contains(value);
}
});
if (retained.size() != oldSize)
{
this.bitGroup3 = retained.bitGroup3;
this.bitGroup4 = retained.bitGroup4;
this.bitGroup1 = retained.bitGroup1;
this.bitGroup2 = retained.bitGroup2;
this.size = retained.size;
return true;
}
return false;
}
public boolean retainAll(byte... source)
{
return this.retainAll(ByteHashSet.newSetWith(source));
}
public void clear()
{
this.size = 0;
this.bitGroup3 = 0L;
this.bitGroup4 = 0L;
this.bitGroup1 = 0L;
this.bitGroup2 = 0L;
}
public ByteHashSet with(byte element)
{
this.add(element);
return this;
}
public ByteHashSet without(byte element)
{
this.remove(element);
return this;
}
public ByteHashSet withAll(ByteIterable elements)
{
this.addAll(elements.toArray());
return this;
}
public ByteHashSet withoutAll(ByteIterable elements)
{
this.removeAll(elements);
return this;
}
public MutableByteSet asUnmodifiable()
{
return new UnmodifiableByteSet(this);
}
public MutableByteSet asSynchronized()
{
return new SynchronizedByteSet(this);
}
public ImmutableByteSet toImmutable()
{
if (this.size() == 0)
{
return ByteSets.immutable.with();
}
if (this.size() == 1)
{
return ByteSets.immutable.with(this.byteIterator().next());
}
ByteHashSet mutableSet = ByteHashSet.newSetWith(this.toArray());
return new ImmutableByteHashSet(mutableSet.bitGroup3, mutableSet.bitGroup4,
mutableSet.bitGroup1, mutableSet.bitGroup2, mutableSet.size);
}
public MutableByteIterator byteIterator()
{
return new MutableInternalByteIterator();
}
public byte[] toArray()
{
byte[] array = new byte[this.size()];
int index = 0;
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
byte nextByte = iterator.next();
array[index] = nextByte;
index++;
}
return array;
}
public boolean containsAll(byte... source)
{
for (byte item : source)
{
if (!this.contains(item))
{
return false;
}
}
return true;
}
public boolean containsAll(ByteIterable source)
{
for (ByteIterator iterator = source.byteIterator(); iterator.hasNext(); )
{
if (!this.contains(iterator.next()))
{
return false;
}
}
return true;
}
public void forEach(ByteProcedure procedure)
{
this.each(procedure);
}
/**
* @since 7.0.
*/
public void each(ByteProcedure procedure)
{
long bitGroup1 = this.bitGroup1;
while (bitGroup1 != 0L)
{
byte value = (byte) Long.numberOfTrailingZeros(bitGroup1);
procedure.value((byte) ((value + 65) * -1));
bitGroup1 &= ~(1L << (byte) (value + 64));
}
long bitGroup2 = this.bitGroup2;
while (bitGroup2 != 0L)
{
byte value = (byte) Long.numberOfTrailingZeros(bitGroup2);
procedure.value((byte) ((value + 1) * -1));
bitGroup2 &= ~(1L << value);
}
long bitGroup3 = this.bitGroup3;
while (bitGroup3 != 0L)
{
byte value = (byte) Long.numberOfTrailingZeros(bitGroup3);
procedure.value(value);
bitGroup3 &= ~(1L << value);
}
long bitGroup4 = this.bitGroup4;
while (bitGroup4 != 0L)
{
byte value = (byte) Long.numberOfTrailingZeros(bitGroup4);
procedure.value((byte) (value + 64));
bitGroup4 &= ~(1L << (byte) (value + 64));
}
}
public ByteHashSet select(final BytePredicate predicate)
{
final ByteHashSet result = new ByteHashSet();
this.forEach(new ByteProcedure()
{
public void value(byte value)
{
if (predicate.accept(value))
{
result.add(value);
}
}
});
return result;
}
public MutableByteSet reject(final BytePredicate predicate)
{
final MutableByteSet result = new ByteHashSet();
this.forEach(new ByteProcedure()
{
public void value(byte value)
{
if (!predicate.accept(value))
{
result.add(value);
}
}
});
return result;
}
public MutableSet collect(final ByteToObjectFunction function)
{
final MutableSet target = UnifiedSet.newSet(this.size());
this.forEach(new ByteProcedure()
{
public void value(byte each)
{
target.add(function.valueOf(each));
}
});
return target;
}
public byte detectIfNone(BytePredicate predicate, byte ifNone)
{
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
byte nextByte = iterator.next();
if (predicate.accept(nextByte))
{
return nextByte;
}
}
return ifNone;
}
public int count(BytePredicate predicate)
{
int count = 0;
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
if (predicate.accept(iterator.next()))
{
count++;
}
}
return count;
}
public boolean anySatisfy(BytePredicate predicate)
{
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
if (predicate.accept(iterator.next()))
{
return true;
}
}
return false;
}
public boolean allSatisfy(BytePredicate predicate)
{
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
if (!predicate.accept(iterator.next()))
{
return false;
}
}
return true;
}
public boolean noneSatisfy(BytePredicate predicate)
{
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
if (predicate.accept(iterator.next()))
{
return false;
}
}
return true;
}
public MutableByteList toList()
{
return ByteArrayList.newList(this);
}
public MutableByteSet toSet()
{
return ByteHashSet.newSet(this);
}
public MutableByteBag toBag()
{
return ByteHashBag.newBag(this);
}
public LazyByteIterable asLazy()
{
return new LazyByteIterableAdapter(this);
}
public long sum()
{
long result = 0L;
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
result += iterator.next();
}
return result;
}
public byte max()
{
if (this.isEmpty())
{
throw new NoSuchElementException();
}
byte max = 0;
if (this.bitGroup4 != 0L)
{
//the highest has to be from this
max = (byte) (127 - Long.numberOfLeadingZeros(this.bitGroup4));
}
else if (this.bitGroup3 != 0L)
{
max = (byte) (63 - Long.numberOfLeadingZeros(this.bitGroup3));
}
else if (this.bitGroup2 != 0L)
{
max = (byte) ((Long.numberOfTrailingZeros(this.bitGroup2) + 1) * -1);
}
else if (this.bitGroup1 != 0L)
{
max = (byte) ((Long.numberOfTrailingZeros(this.bitGroup1) + 65) * -1);
}
return max;
}
public byte maxIfEmpty(byte defaultValue)
{
if (this.isEmpty())
{
return defaultValue;
}
return this.max();
}
public byte min()
{
if (this.isEmpty())
{
throw new NoSuchElementException();
}
byte min = 0;
if (this.bitGroup1 != 0L)
{
//the minimum has to be from this
min = (byte) (128 - Long.numberOfLeadingZeros(this.bitGroup1));
min *= -1;
}
else if (this.bitGroup2 != 0L)
{
min = (byte) ((64 - Long.numberOfLeadingZeros(this.bitGroup2)) * -1);
}
else if (this.bitGroup3 != 0L)
{
min = (byte) Long.numberOfTrailingZeros(this.bitGroup3);
}
else if (this.bitGroup4 != 0L)
{
min = (byte) (Long.numberOfTrailingZeros(this.bitGroup4) + 64);
}
return min;
}
public byte minIfEmpty(byte defaultValue)
{
if (this.isEmpty())
{
return defaultValue;
}
return this.min();
}
public double average()
{
if (this.isEmpty())
{
throw new ArithmeticException();
}
return (double) this.sum() / (double) this.size();
}
public double median()
{
if (this.isEmpty())
{
throw new ArithmeticException();
}
byte[] sortedArray = this.toSortedArray();
int middleIndex = sortedArray.length >> 1;
if (sortedArray.length > 1 && (sortedArray.length & 1) == 0)
{
byte first = sortedArray[middleIndex];
byte second = sortedArray[middleIndex - 1];
return ((double) first + (double) second) / 2.0;
}
return (double) sortedArray[middleIndex];
}
public byte[] toSortedArray()
{
byte[] array = this.toArray();
Arrays.sort(array);
return array;
}
public MutableByteList toSortedList()
{
return ByteArrayList.newList(this).sortThis();
}
public ByteSet freeze()
{
if (this.size() == 0)
{
return ByteSets.immutable.with();
}
if (this.size() == 1)
{
return ByteSets.immutable.with(this.byteIterator().next());
}
return new ImmutableByteHashSet(this.bitGroup3, this.bitGroup4,
this.bitGroup1, this.bitGroup2, this.size);
}
public void writeExternal(final ObjectOutput out) throws IOException
{
out.writeInt(this.size());
this.forEach(new CheckedByteProcedure()
{
public void safeValue(byte each) throws IOException
{
out.writeByte(each);
}
});
}
public void readExternal(ObjectInput in) throws IOException
{
int size = in.readInt();
for (int i = 0; i < size; i++)
{
this.add(in.readByte());
}
}
public T injectInto(T injectedValue, ObjectByteToObjectFunction function)
{
T result = injectedValue;
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
result = function.valueOf(result, iterator.next());
}
return result;
}
private static final class ImmutableByteHashSet implements ImmutableByteSet, Serializable
{
private static final long serialVersionUID = 1L;
private final long bitGroup1; // -128 to -65
private final long bitGroup2; //-64 to -1
private final long bitGroup3; //0 to 63
private final long bitGroup4; // 64 to 127
private final short size;
private ImmutableByteHashSet(long bitGroup3, long bitGroup4,
long bitGroup1, long bitGroup2, short size)
{
this.bitGroup3 = bitGroup3;
this.bitGroup4 = bitGroup4;
this.bitGroup1 = bitGroup1;
this.bitGroup2 = bitGroup2;
this.size = size;
}
@Override
public boolean equals(Object obj)
{
if (this == obj)
{
return true;
}
if (!(obj instanceof ByteSet))
{
return false;
}
ByteSet other = (ByteSet) obj;
return this.size() == other.size() && this.containsAll(other.toArray());
}
@Override
public int hashCode()
{
return (int) this.sum();
}
@Override
public String toString()
{
return this.makeString("[", ", ", "]");
}
public ImmutableByteSet newWith(byte element)
{
return ByteHashSet.newSet(this).with(element).toImmutable();
}
public ImmutableByteSet newWithout(byte element)
{
return ByteHashSet.newSet(this).without(element).toImmutable();
}
public ImmutableByteSet newWithAll(ByteIterable elements)
{
return ByteHashSet.newSet(this).withAll(elements).toImmutable();
}
public ImmutableByteSet newWithoutAll(ByteIterable elements)
{
return ByteHashSet.newSet(this).withoutAll(elements).toImmutable();
}
public int size()
{
return this.size;
}
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);
int count = 0;
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
byte nextByte = iterator.next();
if (count > 0)
{
appendable.append(separator);
}
count++;
appendable.append(String.valueOf(nextByte));
}
appendable.append(end);
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
public ByteIterator byteIterator()
{
return new InternalByteIterator();
}
public byte[] toArray()
{
byte[] array = new byte[this.size()];
int index = 0;
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
byte nextByte = iterator.next();
array[index] = nextByte;
index++;
}
return array;
}
public boolean contains(byte value)
{
if (value <= MAX_BYTE_GROUP_1)
{
return ((this.bitGroup1 >>> (byte) ((value + 1) * -1)) & 1L) != 0;
}
if (value <= MAX_BYTE_GROUP_2)
{
return ((this.bitGroup2 >>> (byte) ((value + 1) * -1)) & 1L) != 0;
}
if (value <= MAX_BYTE_GROUP_3)
{
return ((this.bitGroup3 >>> value) & 1L) != 0;
}
return ((this.bitGroup4 >>> value) & 1L) != 0;
}
public boolean containsAll(byte... source)
{
for (byte item : source)
{
if (!this.contains(item))
{
return false;
}
}
return true;
}
public boolean containsAll(ByteIterable source)
{
for (ByteIterator iterator = source.byteIterator(); iterator.hasNext(); )
{
if (!this.contains(iterator.next()))
{
return false;
}
}
return true;
}
public void forEach(ByteProcedure procedure)
{
this.each(procedure);
}
public void each(ByteProcedure procedure)
{
long bitGroup1 = this.bitGroup1;
while (bitGroup1 != 0L)
{
byte value = (byte) Long.numberOfTrailingZeros(bitGroup1);
procedure.value((byte) ((value + 65) * -1));
bitGroup1 &= ~(1L << (byte) (value + 64));
}
long bitGroup2 = this.bitGroup2;
while (bitGroup2 != 0L)
{
byte value = (byte) Long.numberOfTrailingZeros(bitGroup2);
procedure.value((byte) ((value + 1) * -1));
bitGroup2 &= ~(1L << value);
}
long bitGroup3 = this.bitGroup3;
while (bitGroup3 != 0L)
{
byte value = (byte) Long.numberOfTrailingZeros(bitGroup3);
procedure.value(value);
bitGroup3 &= ~(1L << value);
}
long bitGroup4 = this.bitGroup4;
while (bitGroup4 != 0L)
{
byte value = (byte) Long.numberOfTrailingZeros(bitGroup4);
procedure.value((byte) (value + 64));
bitGroup4 &= ~(1L << (byte) (value + 64));
}
}
public ImmutableByteSet select(final BytePredicate predicate)
{
final MutableByteSet result = new ByteHashSet();
this.forEach(new ByteProcedure()
{
public void value(byte value)
{
if (predicate.accept(value))
{
result.add(value);
}
}
});
return result.toImmutable();
}
public ImmutableByteSet reject(final BytePredicate predicate)
{
final MutableByteSet result = new ByteHashSet();
this.forEach(new ByteProcedure()
{
public void value(byte value)
{
if (!predicate.accept(value))
{
result.add(value);
}
}
});
return result.toImmutable();
}
public ImmutableSet collect(final ByteToObjectFunction function)
{
final MutableSet target = UnifiedSet.newSet(this.size());
this.forEach(new ByteProcedure()
{
public void value(byte each)
{
target.add(function.valueOf(each));
}
});
return target.toImmutable();
}
public byte detectIfNone(BytePredicate predicate, byte ifNone)
{
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
byte nextByte = iterator.next();
if (predicate.accept(nextByte))
{
return nextByte;
}
}
return ifNone;
}
public int count(BytePredicate predicate)
{
int count = 0;
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
if (predicate.accept(iterator.next()))
{
count++;
}
}
return count;
}
public boolean anySatisfy(BytePredicate predicate)
{
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
if (predicate.accept(iterator.next()))
{
return true;
}
}
return false;
}
public boolean allSatisfy(BytePredicate predicate)
{
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
if (!predicate.accept(iterator.next()))
{
return false;
}
}
return true;
}
public boolean noneSatisfy(BytePredicate predicate)
{
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
if (predicate.accept(iterator.next()))
{
return false;
}
}
return true;
}
public MutableByteList toList()
{
return ByteArrayList.newList(this);
}
public MutableByteSet toSet()
{
return ByteHashSet.newSet(this);
}
public MutableByteBag toBag()
{
return ByteHashBag.newBag(this);
}
public LazyByteIterable asLazy()
{
return new LazyByteIterableAdapter(this);
}
public long sum()
{
long result = 0L;
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
result += iterator.next();
}
return result;
}
public byte max()
{
byte max = 0;
if (this.bitGroup4 != 0L)
{
//the highest has to be from this
max = (byte) (127 - Long.numberOfLeadingZeros(this.bitGroup4));
}
else if (this.bitGroup3 != 0L)
{
max = (byte) (63 - Long.numberOfLeadingZeros(this.bitGroup3));
}
else if (this.bitGroup2 != 0L)
{
max = (byte) ((Long.numberOfTrailingZeros(this.bitGroup2) + 1) * -1);
}
else if (this.bitGroup1 != 0L)
{
max = (byte) ((Long.numberOfTrailingZeros(this.bitGroup1) + 65) * -1);
}
return max;
}
public byte maxIfEmpty(byte defaultValue)
{
return this.max();
}
public byte min()
{
byte min = 0;
if (this.bitGroup1 != 0L)
{
//the minimum has to be from this
min = (byte) (128 - Long.numberOfLeadingZeros(this.bitGroup1));
min *= -1;
}
else if (this.bitGroup2 != 0L)
{
min = (byte) ((64 - Long.numberOfLeadingZeros(this.bitGroup2)) * -1);
}
else if (this.bitGroup3 != 0L)
{
min = (byte) Long.numberOfTrailingZeros(this.bitGroup3);
}
else if (this.bitGroup4 != 0L)
{
min = (byte) (Long.numberOfTrailingZeros(this.bitGroup4) + 64);
}
return min;
}
public byte minIfEmpty(byte defaultValue)
{
return this.min();
}
public double average()
{
return (double) this.sum() / (double) this.size();
}
public double median()
{
byte[] sortedArray = this.toSortedArray();
int middleIndex = sortedArray.length >> 1;
if (sortedArray.length > 1 && (sortedArray.length & 1) == 0)
{
byte first = sortedArray[middleIndex];
byte second = sortedArray[middleIndex - 1];
return ((double) first + (double) second) / 2.0;
}
return (double) sortedArray[middleIndex];
}
public byte[] toSortedArray()
{
byte[] array = this.toArray();
Arrays.sort(array);
return array;
}
public MutableByteList toSortedList()
{
return ByteArrayList.newList(this).sortThis();
}
public T injectInto(T injectedValue, ObjectByteToObjectFunction function)
{
T result = injectedValue;
ByteIterator iterator = this.byteIterator();
while (iterator.hasNext())
{
result = function.valueOf(result, iterator.next());
}
return result;
}
public ByteSet freeze()
{
return this;
}
public ImmutableByteSet toImmutable()
{
return this;
}
private Object writeReplace()
{
return new ImmutableByteSetSerializationProxy(this);
}
private class InternalByteIterator implements ByteIterator
{
private int count;
private byte minusOneTwentyEightToPlusOneTwentySeven = -128;
public boolean hasNext()
{
return this.count < ImmutableByteHashSet.this.size();
}
public byte next()
{
if (!this.hasNext())
{
throw new NoSuchElementException("next() called, but the iterator is exhausted");
}
this.count++;
while (this.minusOneTwentyEightToPlusOneTwentySeven <= 127)
{
if (ImmutableByteHashSet.this.contains(this.minusOneTwentyEightToPlusOneTwentySeven))
{
byte result = this.minusOneTwentyEightToPlusOneTwentySeven;
this.minusOneTwentyEightToPlusOneTwentySeven++;
return result;
}
this.minusOneTwentyEightToPlusOneTwentySeven++;
}
throw new NoSuchElementException("no more element, unexpected situation");
}
}
}
private class MutableInternalByteIterator implements MutableByteIterator
{
private int count;
private byte minusOneTwentyEightToPlusOneTwentySeven = -128;
public boolean hasNext()
{
return this.count < ByteHashSet.this.size();
}
public byte next()
{
if (!this.hasNext())
{
throw new NoSuchElementException("next() called, but the iterator is exhausted");
}
this.count++;
while (this.minusOneTwentyEightToPlusOneTwentySeven <= 127)
{
if (ByteHashSet.this.contains(this.minusOneTwentyEightToPlusOneTwentySeven))
{
byte result = this.minusOneTwentyEightToPlusOneTwentySeven;
this.minusOneTwentyEightToPlusOneTwentySeven++;
return result;
}
this.minusOneTwentyEightToPlusOneTwentySeven++;
}
throw new NoSuchElementException("no more element, unexpected situation");
}
public void remove()
{
if (this.count == 0 || !ByteHashSet.this.remove((byte) (this.minusOneTwentyEightToPlusOneTwentySeven - 1)))
{
throw new IllegalStateException();
}
this.count--;
}
}
}
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