Here you can find the source of getSizeNullSafe(final Collection> collection)
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Parameter | Description |
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collection | collection of elements |
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public static int getSizeNullSafe(final Collection<?> collection)
//package com.java2s; /**/* w w w.j a v a 2s. c o m*/ * Copyright (C) [2013] [The FURTHeR 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. */ import java.util.Collection; public class Main { /** * Return the collection's size, or 0 if it is <code>null</code> * * @param collection * collection of elements * @return collection's size, or 0 if it is <code>null</code> */ public static int getSizeNullSafe(final Collection<?> collection) { return (collection == null) ? 0 : collection.size(); } }