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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/keyvalue/TiedMapEntry.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.keyvalue; import java.io.Serializable; import java.util.Map; import org.apache.commons.collections4.KeyValue; /** * A {@link java.util.Map.Entry Map.Entry} tied to a map underneath. * <p> * This can be used to enable a map entry to make changes on the underlying * map, however this will probably mess up any iterators. * </p> * * @param <K> the type of keys * @param <V> the type of mapped values * @since 3.0 */ public class TiedMapEntry<K, V> implements Map.Entry<K, V>, KeyValue<K, V>, Serializable { /** Serialization version */ private static final long serialVersionUID = -8453869361373831205L; /** The map underlying the entry/iterator */ private final Map<K, V> map; /** The key */ private final K key; /** * Constructs a new entry with the given Map and key. * * @param map the map * @param key the key */ public TiedMapEntry(final Map<K, V> map, final K key) { super(); this.map = map; this.key = key; } // Map.Entry interface //------------------------------------------------------------------------- /** * Gets the key of this entry * * @return the key */ @Override public K getKey() { return key; } /** * Gets the value of this entry direct from the map. * * @return the value */ @Override public V getValue() { return map.get(key); } /** * Sets the value associated with the key direct onto the map. * * @param value the new value * @return the old value * @throws IllegalArgumentException if the value is set to this map entry */ @Override public V setValue(final V value) { if (value == this) { throw new IllegalArgumentException("Cannot set value to this map entry"); } return map.put(key, value); } /** * Compares this <code>Map.Entry</code> with another <code>Map.Entry</code>. * <p> * Implemented per API documentation of {@link java.util.Map.Entry#equals(Object)} * * @param obj the object to compare to * @return true if equal key and value */ @Override public boolean equals(final Object obj) { if (obj == this) { return true; } if (obj instanceof Map.Entry == false) { return false; } final Map.Entry<?,?> other = (Map.Entry<?,?>) obj; final Object value = getValue(); return (key == null ? other.getKey() == null : key.equals(other.getKey())) && (value == null ? other.getValue() == null : value.equals(other.getValue())); } /** * Gets a hashCode compatible with the equals method. * <p> * Implemented per API documentation of {@link java.util.Map.Entry#hashCode()} * * @return a suitable hash code */ @Override public int hashCode() { final Object value = getValue(); return (getKey() == null ? 0 : getKey().hashCode()) ^ (value == null ? 0 : value.hashCode()); } /** * Gets a string version of the entry. * * @return entry as a string */ @Override public String toString() { return getKey() + "=" + getValue(); } }
⏎ org/apache/commons/collections4/keyvalue/TiedMapEntry.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, 101784👍, 0💬
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