packagecom.example;importjava.io.IOException;importjava.io.InputStream;importjava.net.URISyntaxException;importjava.nio.file.Files;importjava.nio.file.Path;importjava.nio.file.Paths;importjava.util.Objects;publicclassFileLister{publicstaticvoidmain(String[]args){// 调用方法获取文件列表try{listFilesInJar...
我的电脑(右键)—>属性—>高级系统设置—>高级—>环境变量 变量名:PATH 变量值:%JAVA_HOME%\bin;%JAVA_HOME%\jre\bin; 变量名:CLASSPATH 变量值:.;%JAVA_HOME%\lib\dt.jar;%JAVA_HOME%\lib\tools.jar; (最前面有个.不能忘,用;分开) 变量名:JAVA_HOME 变量值:C:\Program Files\Java\jdk(jdk所在...
在mysql的jar包mysql-connector-java-6.0.6.jar中,可以找到META-INF/services目录,该目录下会有一个名字为java.sql.Driver的文件,文件内容是com.mysql.cj.jdbc.Driver,这里面的内容就是针对Java中定义的接口的实现。 postgresql实现 同样在postgresql的jar包postgresql-42.0.0.jar中,也可以找到同样的配置文件,文件内...
java -Dloader.path=/lib/projectA/other_lib -jar /lib/projectA/aaa.jar --spring.config.location=/lib/projectA/application.yml --server.port=8081 ・启动aaa.jar,同时加载其他的jar包(/lib/projectA/other_lib/ 下面的jar) java -Dloader.path=/lib/projectA/other_lib -jar /lib/projectA/aaa....
In this blog post, we introduce the new installer for Oracle Management Agent (OMA) in Java Management Service (JMS), highlighting its enhanced reliability, efficiency, and user-friendliness. The step-by-step guide simplifies the process, ensuring seamless installation and configuration, leading to…...
10 steps to package resources files into a jar file without putting the resource files in the source code directory. The example demonstrated here is loading a image file and package it into a runnable jar file, but the same mechanism can be applied to any other resource files such as ...
import java.io.IOException; import java.nio.file.FileSystems; import java.nio.file.Files; import java.nio.file.Paths; void main() throws IOException { var homeDir = System.getProperty("user.home") + FileSystems.getDefault().getSeparator() + "Downloads"; try (var files = Files.list(...
[方法1]java -jar ***.jar [args] 适用场景: 1)运行JAR包(需指定具体JAVA类); 2)JAR包内必须指定 META-INF/MANIFEST.MF:Main-Class; 否则,会报此异常: no main manifest attribute, in hello-jar-1.0-SNAPSHOT.jar(hello-jar-1.0-SNAPSHOT.jar中没有主清单属性)解决...
目前一般的Ant.jar类库中也有zip类,import org.apache.tools.zip.*,能够解决不支持中文文件目录的问题,同时,Ant的获得途径也比较多,一般的应用服务器中有这个包,可在tomcat5.X中找到ant.jar类库包。 类及方法 1.File常用方法 2.RamdomAccessFile常用方法 ...
The first example shows regular files in the specified directory. Main.java import java.io.IOException; import java.nio.file.Files; import java.nio.file.Path; import java.nio.file.Paths; import java.util.stream.Stream; void main() throws IOException { ...