| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed 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 com.android.inputmethod.latin; |
| |
| import android.util.SparseArray; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.LinkedList; |
| import java.util.Map; |
| import java.util.TreeMap; |
| import java.util.TreeSet; |
| import java.util.WeakHashMap; |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.concurrent.CopyOnWriteArrayList; |
| |
| public final class CollectionUtils { |
| private CollectionUtils() { |
| // This utility class is not publicly instantiable. |
| } |
| |
| public static <K,V> HashMap<K,V> newHashMap() { |
| return new HashMap<K,V>(); |
| } |
| |
| public static <K, V> WeakHashMap<K, V> newWeakHashMap() { |
| return new WeakHashMap<K, V>(); |
| } |
| |
| public static <K,V> TreeMap<K,V> newTreeMap() { |
| return new TreeMap<K,V>(); |
| } |
| |
| public static <K, V> Map<K,V> newSynchronizedTreeMap() { |
| final TreeMap<K,V> treeMap = newTreeMap(); |
| return Collections.synchronizedMap(treeMap); |
| } |
| |
| public static <K,V> ConcurrentHashMap<K,V> newConcurrentHashMap() { |
| return new ConcurrentHashMap<K,V>(); |
| } |
| |
| public static <E> HashSet<E> newHashSet() { |
| return new HashSet<E>(); |
| } |
| |
| public static <E> TreeSet<E> newTreeSet() { |
| return new TreeSet<E>(); |
| } |
| |
| public static <E> ArrayList<E> newArrayList() { |
| return new ArrayList<E>(); |
| } |
| |
| public static <E> ArrayList<E> newArrayList(final int initialCapacity) { |
| return new ArrayList<E>(initialCapacity); |
| } |
| |
| public static <E> ArrayList<E> newArrayList(final Collection<E> collection) { |
| return new ArrayList<E>(collection); |
| } |
| |
| public static <E> LinkedList<E> newLinkedList() { |
| return new LinkedList<E>(); |
| } |
| |
| public static <E> CopyOnWriteArrayList<E> newCopyOnWriteArrayList() { |
| return new CopyOnWriteArrayList<E>(); |
| } |
| |
| public static <E> CopyOnWriteArrayList<E> newCopyOnWriteArrayList( |
| final Collection<E> collection) { |
| return new CopyOnWriteArrayList<E>(collection); |
| } |
| |
| public static <E> CopyOnWriteArrayList<E> newCopyOnWriteArrayList(final E[] array) { |
| return new CopyOnWriteArrayList<E>(array); |
| } |
| |
| public static <E> SparseArray<E> newSparseArray() { |
| return new SparseArray<E>(); |
| } |
| } |