Categories:
Audio (13)
Biotech (29)
Bytecode (36)
Database (77)
Framework (7)
Game (7)
General (507)
Graphics (53)
I/O (35)
IDE (2)
JAR Tools (101)
JavaBeans (21)
JDBC (121)
JDK (426)
JSP (20)
Logging (108)
Mail (58)
Messaging (8)
Network (84)
PDF (97)
Report (7)
Scripting (84)
Security (32)
Server (121)
Servlet (26)
SOAP (24)
Testing (54)
Web (15)
XML (309)
Collections:
Other Resources:
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/map/LazySortedMap.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.map; import java.util.Comparator; import java.util.SortedMap; import org.apache.commons.collections4.Factory; import org.apache.commons.collections4.Transformer; /** * Decorates another <code>SortedMap</code> to create objects in the map on demand. * <p> * When the {@link #get(Object)} method is called with a key that does not * exist in the map, the factory is used to create the object. The created * object will be added to the map using the requested key. * </p> * <p> * For instance: * </p> * <pre> * Factory<Date> factory = new Factory<Date>() { * public Date create() { * return new Date(); * } * } * SortedMap<String, Date> lazy = * LazySortedMap.lazySortedMap(new HashMap<String, Date>(), factory); * Date date = lazy.get("NOW"); * </pre> * * <p> * After the above code is executed, <code>date</code> will refer to * a new <code>Date</code> instance. Furthermore, that <code>Date</code> * instance is mapped to the "NOW" key in the map. * </p> * <p> * <strong>Note that LazySortedMap is not synchronized and is not thread-safe.</strong> * If you wish to use this map from multiple threads concurrently, you must use * appropriate synchronization. The simplest approach is to wrap this map * using {@link java.util.Collections#synchronizedSortedMap}. This class may throw * exceptions when accessed by concurrent threads without synchronization. * </p> * <p> * This class is Serializable from Commons Collections 3.1. * </p> * * @param <K> the type of the keys in this map * @param <V> the type of the values in this map * @since 3.0 */ public class LazySortedMap<K,V> extends LazyMap<K,V> implements SortedMap<K,V> { /** Serialization version */ private static final long serialVersionUID = 2715322183617658933L; /** * Factory method to create a lazily instantiated sorted map. * * @param <K> the key type * @param <V> the value type * @param map the map to decorate, must not be null * @param factory the factory to use, must not be null * @return a new lazy sorted map * @throws NullPointerException if map or factory is null * @since 4.0 */ public static <K, V> LazySortedMap<K, V> lazySortedMap(final SortedMap<K, V> map, final Factory<? extends V> factory) { return new LazySortedMap<>(map, factory); } /** * Factory method to create a lazily instantiated sorted map. * * @param <K> the key type * @param <V> the value type * @param map the map to decorate, must not be null * @param factory the factory to use, must not be null * @return a new lazy sorted map * @throws NullPointerException if map or factory is null * @since 4.0 */ public static <K, V> LazySortedMap<K, V> lazySortedMap(final SortedMap<K, V> map, final Transformer<? super K, ? extends V> factory) { return new LazySortedMap<>(map, factory); } //----------------------------------------------------------------------- /** * Constructor that wraps (not copies). * * @param map the map to decorate, must not be null * @param factory the factory to use, must not be null * @throws NullPointerException if map or factory is null */ protected LazySortedMap(final SortedMap<K,V> map, final Factory<? extends V> factory) { super(map, factory); } /** * Constructor that wraps (not copies). * * @param map the map to decorate, must not be null * @param factory the factory to use, must not be null * @throws NullPointerException if map or factory is null */ protected LazySortedMap(final SortedMap<K,V> map, final Transformer<? super K, ? extends V> factory) { super(map, factory); } //----------------------------------------------------------------------- /** * Gets the map being decorated. * * @return the decorated map */ protected SortedMap<K,V> getSortedMap() { return (SortedMap<K,V>) map; } //----------------------------------------------------------------------- @Override public K firstKey() { return getSortedMap().firstKey(); } @Override public K lastKey() { return getSortedMap().lastKey(); } @Override public Comparator<? super K> comparator() { return getSortedMap().comparator(); } @Override public SortedMap<K,V> subMap(final K fromKey, final K toKey) { final SortedMap<K,V> map = getSortedMap().subMap(fromKey, toKey); return new LazySortedMap<>(map, factory); } @Override public SortedMap<K,V> headMap(final K toKey) { final SortedMap<K,V> map = getSortedMap().headMap(toKey); return new LazySortedMap<>(map, factory); } @Override public SortedMap<K,V> tailMap(final K fromKey) { final SortedMap<K,V> map = getSortedMap().tailMap(fromKey); return new LazySortedMap<>(map, factory); } }
⏎ org/apache/commons/collections4/map/LazySortedMap.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, 122346👍, 0💬
Popular Posts:
Jackson is "the Java JSON library" or "the best JSON parser for Java". Or simply as "JSON for Java"....
How to download and install iText7-Core-7.1.4.zip? iText7-Core-7.1.4.zip is the binary package of iT...
JDK 8 jconsole.jar is the JAR file for JDK 8 JConsole, which is a graphical monitoring tool to monit...
The Digester package lets you configure an XML -> Java object mapping module, which triggers certain...
What Is ojdbc5.jar for Oracle 11g R1? ojdbc5.jar for Oracle 11g R1 is the JAR files of ojdbc.jar, JD...