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



 * 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
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.
package org.apache.commons.collections4.functors;


import org.apache.commons.collections4.FunctorException;
import org.apache.commons.collections4.Predicate;

 * Predicate implementation that throws an exception if the input is null.
 * @since 3.0
public final class NullIsExceptionPredicate<T> implements PredicateDecorator<T>, Serializable {

    /** Serial version UID */
    private static final long serialVersionUID = 3243449850504576071L;

    /** The predicate to decorate */
    private final Predicate<? super T> iPredicate;

     * Factory to create the null exception predicate.
     * @param <T> the type that the predicate queries
     * @param predicate  the predicate to decorate, not null
     * @return the predicate
     * @throws NullPointerException if the predicate is null
    public static <T> Predicate<T> nullIsExceptionPredicate(final Predicate<? super T> predicate) {
        if (predicate == null) {
            throw new NullPointerException("Predicate must not be null");
        return new NullIsExceptionPredicate<>(predicate);

     * Constructor that performs no validation.
     * Use <code>nullIsExceptionPredicate</code> if you want that.
     * @param predicate  the predicate to call after the null check
    public NullIsExceptionPredicate(final Predicate<? super T> predicate) {
        iPredicate = predicate;

     * Evaluates the predicate returning the result of the decorated predicate
     * once a null check is performed.
     * @param object  the input object
     * @return true if decorated predicate returns true
     * @throws FunctorException if input is null
    public boolean evaluate(final T object) {
        if (object == null) {
            throw new FunctorException("Input Object must not be null");
        return iPredicate.evaluate(object);

     * Gets the predicate being decorated.
     * @return the predicate as the only element in an array
     * @since 3.1
    public Predicate<? super T>[] getPredicates() {
        return new Predicate[] { iPredicate };




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 and Install

What Is commons-collections4-4.4.jar

Downloading and Reviewing commons-collections4.jar

⇑⇑ FAQ for Apache commons-collections.jar

2020-12-15, 101533👍, 0💬