Java 是数组或集合类型
是数组或集合类型
实例源码：
源代码：
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/*3
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* Copyright (c) 2008-2016 Haulmont.5
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*7
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* Licensed under the Apache License, Version 2.0 (the "License");9
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* you may not use this file except in compliance with the License.11
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* You may obtain a copy of the License at13
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*15
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* http://www.apache.org/licenses/LICENSE-2.017
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*19
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* Unless required by applicable law or agreed to in writing, software21
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* distributed under the License is distributed on an "AS IS" BASIS,23
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.25
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* See the License for the specific language governing permissions and27
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* limitations under the License.29
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*31
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*/33
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//package com.nowjava;35
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public class Main {// from N o w J a v a . c o m - 时代Java38
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public static void main(String[] argv) throws Exception {40
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String type = "nowjava.com";42
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System.out.println(isArrayOrCollection(type));44
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}46
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public static boolean isArrayOrCollection(String type) {49
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return isCollection(type) || isArray(type);51
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}53
/**from N o w J a v a . c o m**/54
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public static boolean isCollection(String type) {56
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return isList(type) || isSet(type);58
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}60
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public static boolean isArray(String type) {63
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return type != null65
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&& (type.startsWith("[") && type.length() >= 267
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&& getArrayType(type) != null || type69
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.endsWith("[]"));71
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}73
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public static boolean isList(String type) {76
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return "java.util.List".equals(type);78
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}80
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public static boolean isSet(String type) {83
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return "java.util.Set".equals(type);85
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}87
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public static Class getArrayType(String type) {90
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if (type.endsWith("[]")) {92
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try {94
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return Class.forName(type.substring(0, type.length() - 2));96
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} catch (ClassNotFoundException e) {98
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throw new RuntimeException("Wrong array type");100
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}102
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}104
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switch (type.substring(0, 2)) {106
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case "[Z":108
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return boolean.class;110
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case "[B":112
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return byte.class;114
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case "[S":116
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return short.class;118
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case "[I":120
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