import cn.hutool.core.util.Assert; public class AssertExample { public static void main(String[] args) { String str = null; try { Assert.notNull(str, "字符串不能为空"); System.out.println("字符串验证通过"); } catch (IllegalArgumentException e) { System.err.println("字符串验证失败:"...
二、方法展示import org.springframework.util.Assert;publicclassAssertTest{publicstaticvoidmain(String[] args){//这里一般为请求mapper.xml进行查询数据库，数据库返回为空 User user = null; Assert.notNull(user,"实体类user为空");//这里我们演示实体类的某个属性判断是否为空 User user1 = new ...
at java.lang.reflect.Method.invoke(Method.java:497) at com.intellij.rt.execution.application.AppMain.main(AppMain.java:147) 1. 2. 3. 4. 5. 6. 7. 8. 9. import org.springframework.util.Assert; public class Test { public static void main(String[] args) { getaVoid(); System.out.pr...
importorg.springframework.util.Assert;publicclassTest {publicstaticvoidmain(String[] args) { getaVoid(); System.out.println("hello"); }privatestaticvoidgetaVoid() { Assert.notNull(null, "Source must not be null"); } }
问下面的代码应该断言什么，为assertTrue、assertFalse、assertNull和assertNotNull尝试过EN我已经编写了下面...
一、引入空安全 1.1 什么是空安全特性 Dart 语言在版本 2.12 中引入一项叫做空安全的新特性，在空...
importstaticorg.junit.Assert.assertNotNull; importjava.util.Arrays; importjava.util.Collection; importorg.junit.Test; importcom.javaguides.strings.StringUtility; publicclassAssertNotNullExample{ publicstaticString[]toStringArray(finalCollection<?>collection){ ...
assertNotNull(findOrImportTransaction(xid, timeout, false)); } 代码来源:wildfly/wildflySecurityDomain.(...)SecurityDomain(Builder builder, final LinkedHashMap<String, RealmInfo> realmMap) { this.realmMap = realmMap; this.defaultRealmName = builder.defaultRealmName; this.preRealmPrincipalRewriter ...
importstaticorg.junit.Assert.assertNotNull; importjava.util.Arrays; importjava.util.Collection; importorg.junit.Test; importcom.javaguides.strings.StringUtility; publicclassAssertNotNullExample{ publicstaticString[]toStringArray(finalCollection<?>collection){ ...
JUnit Assert.assertNotNull(Object object) 断言一个对象不为空。如果是,则抛出AssertionError。 1 语法void org.junit.Assert.assertNotNull(Object object)2 参数object:对象来检查或空3 返回值此方法不返回任何值。4 示例 package com.yiidian; /** * 一点教程网: http://www.yiidian.com */ import org...