/*
 * Copyright (c) 2021 Goldman Sachs and others.
 * 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.stack.mutable.primitive;

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

import org.eclipse.collections.api.BooleanIterable;
import org.eclipse.collections.api.block.function.primitive.BooleanToObjectFunction;
import org.eclipse.collections.api.block.predicate.primitive.BooleanPredicate;
import org.eclipse.collections.api.iterator.BooleanIterator;
import org.eclipse.collections.api.list.primitive.BooleanList;
import org.eclipse.collections.api.list.primitive.MutableBooleanList;
import org.eclipse.collections.api.stack.MutableStack;
import org.eclipse.collections.api.stack.primitive.BooleanStack;
import org.eclipse.collections.api.stack.primitive.ImmutableBooleanStack;
import org.eclipse.collections.api.stack.primitive.MutableBooleanStack;
import org.eclipse.collections.impl.factory.primitive.BooleanStacks;
import org.eclipse.collections.impl.list.mutable.primitive.BooleanArrayList;
import org.eclipse.collections.impl.stack.primitive.AbstractBooleanStack;
import org.eclipse.collections.impl.stack.mutable.ArrayStack;

BooleanArrayStack is similar to ArrayStack, and is memory-optimized for boolean primitives. This file was automatically generated from template file primitiveArrayStack.stg.
/** * BooleanArrayStack is similar to {@link ArrayStack}, and is memory-optimized for boolean primitives. * This file was automatically generated from template file primitiveArrayStack.stg. */
public class BooleanArrayStack extends AbstractBooleanStack implements MutableBooleanStack, Externalizable { private static final long serialVersionUID = 1L; private transient BooleanArrayList delegate; public BooleanArrayStack() { this.delegate = new BooleanArrayList(); } private BooleanArrayStack(int size) { this.delegate = new BooleanArrayList(size); } private BooleanArrayStack(boolean... items) { this.delegate = new BooleanArrayList(items); } public static BooleanArrayStack newStackFromTopToBottom(boolean... items) { BooleanArrayStack stack = new BooleanArrayStack(items.length); for (int i = items.length - 1; i >= 0; i--) { stack.push(items[i]); } return stack; } public static BooleanArrayStack newStackWith(boolean... items) { return new BooleanArrayStack(items); } public static BooleanArrayStack newStack(BooleanIterable items) { BooleanArrayStack stack = new BooleanArrayStack(items.size()); stack.delegate = BooleanArrayList.newList(items); return stack; } public static BooleanArrayStack newStackFromTopToBottom(BooleanIterable items) { BooleanArrayStack stack = new BooleanArrayStack(items.size()); stack.delegate = BooleanArrayList.newList(items).reverseThis(); return stack; } @Override protected BooleanArrayList getDelegate() { return this.delegate; } @Override public void push(boolean item) { this.delegate.add(item); } @Override public boolean pop() { this.checkEmptyStack(); return this.delegate.removeAtIndex(this.delegate.size() - 1); } @Override public BooleanList pop(int count) { this.checkPositiveValueForCount(count); this.checkSizeLessThanCount(count); if (count == 0) { return new BooleanArrayList(0); } MutableBooleanList subList = new BooleanArrayList(count); while (count > 0) { subList.add(this.pop()); count--; } return subList; } @Override public MutableBooleanStack select(BooleanPredicate predicate) { return newStackFromTopToBottom(this.delegate.asReversed().select(predicate)); } @Override public MutableBooleanStack reject(BooleanPredicate predicate) { return newStackFromTopToBottom(this.delegate.asReversed().reject(predicate)); } @Override public <V> MutableStack<V> collect(BooleanToObjectFunction<? extends V> function) { return ArrayStack.newStackFromTopToBottom(this.delegate.asReversed().collect(function)); } @Override public void clear() { this.delegate.clear(); } @Override public MutableBooleanStack asUnmodifiable() { return new UnmodifiableBooleanStack(this); } @Override public MutableBooleanStack asSynchronized() { return new SynchronizedBooleanStack(this); } @Override public ImmutableBooleanStack toImmutable() { return BooleanStacks.immutable.withAll(this.delegate); }
Creates a new empty BooleanArrayStack.
Since:9.2.
/** * Creates a new empty BooleanArrayStack. * * @since 9.2. */
public BooleanArrayStack newEmpty() { return new BooleanArrayStack(); } @Override public boolean equals(Object otherStack) { if (otherStack == this) { return true; } if (!(otherStack instanceof BooleanStack)) { return false; } BooleanStack stack = (BooleanStack) otherStack; if (this.size() != stack.size()) { return false; } for (int i = 0; i < this.size(); i++) { if (this.peekAt(i) != stack.peekAt(i)) { return false; } } return true; } @Override public int hashCode() { int hashCode = 1; for (int i = this.size() - 1; i >= 0; i--) { boolean item = this.delegate.get(i); hashCode = 31 * hashCode + (item ? 1231 : 1237); } return hashCode; } @Override public void writeExternal(ObjectOutput out) throws IOException { out.writeInt(this.size()); BooleanIterator iterator = this.delegate.asReversed().booleanIterator(); while (iterator.hasNext()) { boolean each = iterator.next(); out.writeBoolean(each); } } @Override public void readExternal(ObjectInput in) throws IOException { int size = in.readInt(); boolean[] array = new boolean[size]; for (int i = size - 1; i >= 0; i--) { array[i] = in.readBoolean(); } this.delegate = BooleanArrayList.newListWith(array); } }