Java类路径的相关内容

【问题】Cause: java.sql.SQLException: 不支持的字符集 (在类路径中添加 orai18n.jar): ZHS16GBK

主要问题在使用SpringBoot整合Mybatis操作Oracle数据库的时候，报错信息如下： ### Cause: org.apache.ibatis.executor.result.ResultMapException: Error attempting to get column 'ID'...

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在 Java 中设置类路径的不同方法

Java 虚拟机（JVM）使用类路径来定位类文件以执行代码。如果您的类路径未设置并且类文件与您的 java 文件不在同一目录中，则 JVM 将无法找到所需的类文件，并且会抛出错误设置类路径的方法设置类路径有五种不同的方法。他们是：-cp-类路径– 类路径使用“set classpat...

[帮助文档] 如何快速为当前Java类补充所需要的注解

本文介绍如何快速为当前Java类或当前目录下所有Java类补充所需要的注解，例如：@Field、@Method、@Param等注解。对于注解的name与desc，如果在存在JavaDoc的情况下，IDEA会从JavaDoc进行读取，如果不存在，将会以FieldName/MethodName作为注解的...

Java_URL类这是你通往其他网站的唯一路径

IP地址唯一标识了Internet上的计算机，而URL则标识了这些计算机上的资源。类 URL 代表一个统一资源定位符，它是指向互联网“资源”的指针。资源可以是简单的文件或目录，也可以是对更为复杂的对象的引用，例如对数据库或搜索引擎的查询。 ...

Java遍历类路径所有类

首发于Enaium的个人博客 public class WalkClasspathAllClasses { public static void main(String[] args) throws URISyntaxException, IOException { List<URL> ...

Java操作oracle数据库提示：不支持的字符集 (在类路径中添加 orai18n.jar): ZHS16GBK，问题处理

使用 Java 操作 oracle 数据库的时候报：Exception in thread "main" java.sql.SQLException: 不支持的字符集 (在类路径中添加 orai18n.jar): ZHS16GBK解决方法：项目中导入 orai18n.jar 就好了免积分下载地址：小...

JAVA读取绝对路径文件和项目类路径下的文件的方法

开发过程中经常遇到读取文件的操作，主要是要JAVA原生或者框架工具包里的方法，下面介绍四种方法，两种读取绝对路径，两种读取类路径下的文件的方法：//1、JAVA原生读取绝对路径 InputStream input = new FileInputStream("C:\\code\\study\\Spr...

[帮助文档] 如何解决AndroidSDK运行时报错java.lang.NoClassDefFoundError找不到主要类PushServiceFactory

问题详述集成推送后，启动就 crash，日志报 java.lang.NoClassDefFoundError: Failed resolution of: Lcom/alibaba/sdk/android/push/noonesdk/PushServiceFactory解决方法1、如果有使用 Mul...

当使用java命令解释一个程序时，一定需要____环境属性来定位类资源路径

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