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commons-collections4-4.4-sources.jar - Apache Commons Collections
commons-collections4-4.4-sources.jar is the source JAR file for Apache Commons Collections 4.2, which provides additional collection handling functionalities on top of JDK library.
JAR File Size and Download Location:
JAR name: commons-collections4-4.4-sources.jar Target JDK version: 8 Dependency: None File size: 715,541 bytes Release date: 05-Jul-2019 Download: Apache Commons Collections
✍: FYIcenter.com
⏎ org/apache/commons/collections4/queue/PredicatedQueue.java
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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 org.apache.commons.collections4.queue; import java.util.Queue; import org.apache.commons.collections4.Predicate; import org.apache.commons.collections4.collection.PredicatedCollection; /** * Decorates another {@link Queue} to validate that additions * match a specified predicate. * <p> * This queue exists to provide validation for the decorated queue. * It is normally created to decorate an empty queue. * If an object cannot be added to the queue, an IllegalArgumentException is thrown. * </p> * <p> * One usage would be to ensure that no null entries are added to the queue. * </p> * <pre>Queue queue = PredicatedQueue.predicatedQueue(new UnboundedFifoQueue(), NotNullPredicate.INSTANCE);</pre> * * @param <E> the type of elements held in this queue * @since 4.0 */ public class PredicatedQueue<E> extends PredicatedCollection<E> implements Queue<E> { /** Serialization version */ private static final long serialVersionUID = 2307609000539943581L; /** * Factory method to create a predicated (validating) queue. * <p> * If there are any elements already in the queue being decorated, they * are validated. * * @param <E> the type of the elements in the queue * @param Queue the queue to decorate, must not be null * @param predicate the predicate to use for validation, must not be null * @return a new predicated queue * @throws NullPointerException if queue or predicate is null * @throws IllegalArgumentException if the queue contains invalid elements */ public static <E> PredicatedQueue<E> predicatedQueue(final Queue<E> Queue, final Predicate<? super E> predicate) { return new PredicatedQueue<>(Queue, predicate); } //----------------------------------------------------------------------- /** * Constructor that wraps (not copies). * <p> * If there are any elements already in the collection being decorated, they * are validated. * * @param queue the queue to decorate, must not be null * @param predicate the predicate to use for validation, must not be null * @throws NullPointerException if queue or predicate is null * @throws IllegalArgumentException if the Queue contains invalid elements */ protected PredicatedQueue(final Queue<E> queue, final Predicate<? super E> predicate) { super(queue, predicate); } /** * Gets the queue being decorated. * * @return the decorated queue */ @Override protected Queue<E> decorated() { return (Queue<E>) super.decorated(); } //----------------------------------------------------------------------- /** * Override to validate the object being added to ensure it matches * the predicate. * * @param object the object being added * @return the result of adding to the underlying queue * @throws IllegalArgumentException if the add is invalid */ @Override public boolean offer(final E object) { validate(object); return decorated().offer(object); } @Override public E poll() { return decorated().poll(); } @Override public E peek() { return decorated().peek(); } @Override public E element() { return decorated().element(); } @Override public E remove() { return decorated().remove(); } }
⏎ org/apache/commons/collections4/queue/PredicatedQueue.java
Or download all of them as a single archive file:
File name: commons-collections4-4.4-sources.jar File size: 715541 bytes Release date: 2019-07-05 Download
⇒ Download and Install commons-collections4-4.2-bin.zip
⇐ What Is commons-collections4-4.4.jar
2020-12-15, 113234👍, 0💬
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