2 * Copyright 2017 ZTE Corporation.
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4 * Licensed under the Apache License, Version 2.0 (the "License");
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5 * you may not use this file except in compliance with the License.
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6 * You may obtain a copy of the License at
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8 * http://www.apache.org/licenses/LICENSE-2.0
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10 * Unless required by applicable law or agreed to in writing, software
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11 * distributed under the License is distributed on an "AS IS" BASIS,
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12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 * See the License for the specific language governing permissions and
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14 * limitations under the License.
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16 package org.openo.holmes.common.utils;
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18 import java.util.List;
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20 public class JudgeNullUtil {
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22 private JudgeNullUtil() {
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26 public static boolean isEmpty( short[] shorts ) {
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27 return shorts == null || shorts.length == 0;
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30 public static boolean isEmpty( int[] ints ) {
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31 return ints == null || ints.length == 0;
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34 public static boolean isEmpty( long[] longs ) {
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35 return longs == null || longs.length == 0;
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38 public static boolean isEmpty( Object[] obj ) {
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39 return obj == null || obj.length == 0;
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42 public static boolean isEmpty( String str ) {
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43 return str == null || "".equals( str.trim() );
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46 public static boolean isEmpty( List < ? > list ) {
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47 return list == null || list.isEmpty();
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