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commons-collections4-4.2-sources.jar - Apache Commons Collections
commons-collections4-4.2-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-collections4-4.2-sources.jar Target JDK version: 1.7 Dependency: None File size: 708,599 bytes Release date: 08-Jul-2018 Download: Apache Commons Collections
✍: FYIcenter.com
⏎ org/apache/commons/collections4/iterators/UnmodifiableMapIterator.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.iterators; import org.apache.commons.collections4.MapIterator; import org.apache.commons.collections4.Unmodifiable; /** * Decorates a map iterator such that it cannot be modified. * <p> * Attempts to modify it will result in an UnsupportedOperationException. * * @since 3.0 */ public final class UnmodifiableMapIterator<K, V> implements MapIterator<K, V>, Unmodifiable { /** The iterator being decorated */ private final MapIterator<? extends K, ? extends V> iterator; //----------------------------------------------------------------------- /** * Decorates the specified iterator such that it cannot be modified. * * @param <K> the key type * @param <V> the value type * @param iterator the iterator to decorate * @return a new unmodifiable map iterator * @throws NullPointerException if the iterator is null */ public static <K, V> MapIterator<K, V> unmodifiableMapIterator( final MapIterator<? extends K, ? extends V> iterator) { if (iterator == null) { throw new NullPointerException("MapIterator must not be null"); } if (iterator instanceof Unmodifiable) { @SuppressWarnings("unchecked") // safe to upcast final MapIterator<K, V> tmpIterator = (MapIterator<K, V>) iterator; return tmpIterator; } return new UnmodifiableMapIterator<>(iterator); } //----------------------------------------------------------------------- /** * Constructor. * * @param iterator the iterator to decorate */ private UnmodifiableMapIterator(final MapIterator<? extends K, ? extends V> iterator) { super(); this.iterator = iterator; } //----------------------------------------------------------------------- @Override public boolean hasNext() { return iterator.hasNext(); } @Override public K next() { return iterator.next(); } @Override public K getKey() { return iterator.getKey(); } @Override public V getValue() { return iterator.getValue(); } @Override public V setValue(final V value) { throw new UnsupportedOperationException("setValue() is not supported"); } @Override public void remove() { throw new UnsupportedOperationException("remove() is not supported"); } }
⏎ org/apache/commons/collections4/iterators/UnmodifiableMapIterator.java
Or download all of them as a single archive file:
File name: commons-collections4-4.2-sources.jar File size: 708599 bytes Release date: 2018-07-08 Download
⇒ Download and Install commons-collections4-4.1-bin.zip
⇐ What Is commons-collections4-4.2.jar
2023-03-28, 20812👍, 0💬
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