/*
 * Copyright (c) 2018 Goldman Sachs.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * and Eclipse Distribution License v. 1.0 which accompany this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 */

package org.eclipse.collections.impl.bag.immutable.primitive;

import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.io.Serializable;

import org.eclipse.collections.api.DoubleIterable;
import org.eclipse.collections.api.LazyDoubleIterable;
import org.eclipse.collections.api.RichIterable;
import org.eclipse.collections.api.bag.ImmutableBag;
import org.eclipse.collections.api.bag.MutableBag;
import org.eclipse.collections.api.bag.primitive.DoubleBag;
import org.eclipse.collections.api.bag.primitive.ImmutableDoubleBag;
import org.eclipse.collections.api.bag.primitive.MutableDoubleBag;
import org.eclipse.collections.api.block.function.primitive.DoubleToObjectFunction;
import org.eclipse.collections.api.block.function.primitive.ObjectDoubleToObjectFunction;
import org.eclipse.collections.api.block.predicate.primitive.IntPredicate;
import org.eclipse.collections.api.block.predicate.primitive.DoublePredicate;
import org.eclipse.collections.api.block.procedure.primitive.DoubleIntProcedure;
import org.eclipse.collections.api.block.procedure.primitive.DoubleProcedure;
import org.eclipse.collections.api.iterator.DoubleIterator;
import org.eclipse.collections.api.list.MutableList;
import org.eclipse.collections.api.list.primitive.MutableDoubleList;
import org.eclipse.collections.api.set.primitive.MutableDoubleSet;
import org.eclipse.collections.impl.bag.mutable.primitive.DoubleHashBag;
import org.eclipse.collections.impl.block.procedure.checked.primitive.CheckedDoubleIntProcedure;
import org.eclipse.collections.impl.factory.Lists;
import org.eclipse.collections.impl.factory.primitive.DoubleBags;
import org.eclipse.collections.impl.iterator.UnmodifiableDoubleIterator;
import org.eclipse.collections.api.list.ImmutableList;
import org.eclipse.collections.api.tuple.primitive.DoubleIntPair;
import org.eclipse.collections.api.set.primitive.ImmutableDoubleSet;
import org.eclipse.collections.impl.factory.primitive.DoubleSets;

ImmutableDoubleHashBag is the non-modifiable equivalent of DoubleHashBag. This file was automatically generated from template file immutablePrimitiveHashBag.stg.
Since:4.0.
/** * ImmutableDoubleHashBag is the non-modifiable equivalent of {@link DoubleHashBag}. * This file was automatically generated from template file immutablePrimitiveHashBag.stg. * * @since 4.0. */
final class ImmutableDoubleHashBag implements ImmutableDoubleBag, Serializable { private static final long serialVersionUID = 1L; private final MutableDoubleBag delegate; private ImmutableDoubleHashBag(double[] newElements) { this.checkOptimizedSize(newElements.length); this.delegate = DoubleHashBag.newBagWith(newElements); } private void checkOptimizedSize(int length) { if (length <= 1) { throw new IllegalArgumentException("Use DoubleBags.immutable.with() to instantiate an optimized collection"); } } public static ImmutableDoubleHashBag newBagWith(double... elements) { return new ImmutableDoubleHashBag(elements); } @Override public ImmutableDoubleBag newWith(double element) { return DoubleHashBag.newBag(this.delegate).with(element).toImmutable(); } @Override public ImmutableDoubleBag newWithout(double element) { DoubleHashBag hashBag = DoubleHashBag.newBag(this.delegate); hashBag.remove(element); return hashBag.toImmutable(); } @Override public ImmutableDoubleBag newWithAll(DoubleIterable elements) { DoubleHashBag bag = DoubleHashBag.newBag(this.delegate); bag.addAll(elements); return bag.toImmutable(); } @Override public ImmutableDoubleBag newWithoutAll(DoubleIterable elements) { DoubleHashBag bag = DoubleHashBag.newBag(this.delegate); bag.removeAll(elements); return bag.toImmutable(); } @Override public int size() { return this.delegate.size(); } @Override public boolean isEmpty() { return this.delegate.isEmpty(); } @Override public boolean notEmpty() { return this.delegate.notEmpty(); } @Override public boolean contains(double value) { return this.delegate.contains(value); } @Override public boolean containsAll(DoubleIterable source) { return this.delegate.containsAll(source); } @Override public boolean containsAll(double... elements) { return this.delegate.containsAll(elements); } @Override public void forEach(DoubleProcedure procedure) { this.each(procedure); }
Since:7.0.
/** * @since 7.0. */
@Override public void each(DoubleProcedure procedure) { this.delegate.forEach(procedure); } @Override public ImmutableDoubleBag select(DoublePredicate predicate) { return this.delegate.select(predicate).toImmutable(); } @Override public ImmutableDoubleBag selectByOccurrences(IntPredicate predicate) { return this.delegate.selectByOccurrences(predicate).toImmutable(); } @Override public ImmutableDoubleSet selectUnique() { MutableDoubleSet result = DoubleSets.mutable.empty(); this.forEachWithOccurrences((each, occurrences) -> { if (occurrences == 1) { result.add(each); } }); return result.toImmutable(); } @Override public ImmutableList<DoubleIntPair> topOccurrences(int count) { return this.delegate.topOccurrences(count).toImmutable(); } @Override public ImmutableList<DoubleIntPair> bottomOccurrences(int count) { return this.delegate.bottomOccurrences(count).toImmutable(); } @Override public ImmutableDoubleBag reject(DoublePredicate predicate) { return this.delegate.reject(predicate).toImmutable(); } @Override public <V> ImmutableBag<V> collect(DoubleToObjectFunction<? extends V> function) { MutableBag<V> bag = this.delegate.collect(function); return bag.toImmutable(); } @Override public MutableDoubleList toList() { return this.delegate.toList(); } @Override public int sizeDistinct() { return this.delegate.sizeDistinct(); } @Override public int occurrencesOf(double item) { return this.delegate.occurrencesOf(item); } @Override public void forEachWithOccurrences(DoubleIntProcedure doubleIntProcedure) { this.delegate.forEachWithOccurrences(doubleIntProcedure); } @Override public double detectIfNone(DoublePredicate predicate, double ifNone) { return this.delegate.detectIfNone(predicate, ifNone); } @Override public int count(DoublePredicate predicate) { return this.delegate.count(predicate); } @Override public boolean anySatisfy(DoublePredicate predicate) { return this.delegate.anySatisfy(predicate); } @Override public double sum() { return this.delegate.sum(); } @Override public double min() { return this.delegate.min(); } @Override public double max() { return this.delegate.max(); } @Override public double maxIfEmpty(double defaultValue) { return this.delegate.maxIfEmpty(defaultValue); } @Override public double minIfEmpty(double defaultValue) { return this.delegate.minIfEmpty(defaultValue); } @Override public double average() { return this.delegate.average(); } @Override public double median() { return this.delegate.median(); } @Override public double[] toSortedArray() { return this.delegate.toSortedArray(); } @Override public MutableDoubleList toSortedList() { return this.delegate.toSortedList(); } @Override public boolean noneSatisfy(DoublePredicate predicate) { return this.delegate.noneSatisfy(predicate); } @Override public boolean allSatisfy(DoublePredicate predicate) { return this.delegate.allSatisfy(predicate); } @Override public <T> T injectInto(T injectedValue, ObjectDoubleToObjectFunction<? super T, ? extends T> function) { return this.delegate.injectInto(injectedValue, function); } @Override public RichIterable<DoubleIterable> chunk(int size) { if (size <= 0) { throw new IllegalArgumentException("Size for groups must be positive but was: " + size); } MutableList<DoubleIterable> result = Lists.mutable.empty(); if (this.notEmpty()) { if (this.size() <= size) { result.add(this); } else { DoubleIterator iterator = this.doubleIterator(); while (iterator.hasNext()) { MutableDoubleBag batch = DoubleBags.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 obj) { return this.delegate.equals(obj); } @Override public int hashCode() { return this.delegate.hashCode(); } @Override public MutableDoubleSet toSet() { return this.delegate.toSet(); } @Override public MutableDoubleBag toBag() { return this.delegate.toBag(); } @Override public ImmutableDoubleBag toImmutable() { return this; } @Override public LazyDoubleIterable asLazy() { return this.delegate.asLazy(); } @Override public double[] toArray() { return this.delegate.toArray(); } @Override public double[] toArray(double[] target) { return this.delegate.toArray(target); } @Override public String toString() { return this.delegate.toString(); } @Override public String makeString() { return this.delegate.makeString(); } @Override public String makeString(String separator) { return this.delegate.makeString(separator); } @Override public String makeString(String start, String separator, String end) { return this.delegate.makeString(start, separator, end); } @Override public void appendString(Appendable appendable) { this.delegate.appendString(appendable); } @Override public void appendString(Appendable appendable, String separator) { this.delegate.appendString(appendable, separator); } @Override public void appendString(Appendable appendable, String start, String separator, String end) { this.delegate.appendString(appendable, start, separator, end); } @Override public DoubleIterator doubleIterator() { return new UnmodifiableDoubleIterator(this.delegate.doubleIterator()); } private Object writeReplace() { return new ImmutableDoubleBagSerializationProxy(this); } protected static class ImmutableDoubleBagSerializationProxy implements Externalizable { private static final long serialVersionUID = 1L; private DoubleBag bag; @SuppressWarnings("UnusedDeclaration") public ImmutableDoubleBagSerializationProxy() { // Empty constructor for Externalizable class } protected ImmutableDoubleBagSerializationProxy(DoubleBag bag) { this.bag = bag; } @Override public void writeExternal(ObjectOutput out) throws IOException { out.writeInt(this.bag.sizeDistinct()); try { this.bag.forEachWithOccurrences(new CheckedDoubleIntProcedure() { @Override public void safeValue(double item, int count) throws IOException { out.writeDouble(item); out.writeInt(count); } }); } catch (RuntimeException e) { if (e.getCause() instanceof IOException) { throw (IOException) e.getCause(); } throw e; } } @Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { int size = in.readInt(); MutableDoubleBag deserializedBag = new DoubleHashBag(); for (int i = 0; i < size; i++) { deserializedBag.addOccurrences(in.readDouble(), in.readInt()); } this.bag = deserializedBag; } protected Object readResolve() { return this.bag.toImmutable(); } } }