获取URLClassLoader的classpath路径 如果上下文类加载器是URLClassLoader类型,我们可以通过获取其URLs来获取classpath路径。下面是代码示例: AI检测代码解析 URLClassLoaderurlClassLoader=(URLClassLoader)classLoader;URL[]urls=urlClassLoader.getURLs();for(URLurl:urls){Stringpath=url.getPath();System.out.println(...
package dummy; import java.io.*; public class Test { public static void main(String[] args) { InputStream stream = Test.class.getResourceAsStream("/SomeTextFile.txt"); System.out.println(stream != null); stream = Test.class.getClassLoader().getResourceAsStream("SomeTextFile.txt"); Sys...
publicstaticFile getClassFile(Class clazz){ URL path=clazz.getResource(clazz.getName().substring( clazz.getName().lastIndexOf(".")+1)+".classs"); if(path==null){ String name=clazz.getName().replaceAll("[.]","/"); path=clazz.getResource("/"+name+".class"); } returnnewFile(pat...
(5)得到页面所在服务器的绝对路径:absPath=new java.io.File(application.getRealPath(request.getRequestURI())).getParent(); 结果:D:/resin/webapps/TEST 2.在类中取得路径: (1)类的绝对路径:Class.class.getClass().getResource("/").getPath() 结果:/D:/TEST/WebRoot/WEB-INF/classes/pack/ (2)得...
@TestvoidtestRestTemplate(){varrestTemplate=newRestTemplate();varresponse=restTemplate.getForEntity("https://taoofcoding.tech",String.class);varcontent=response.getBody();Assertions.assertNotNull(content);} 从上面这个简单的示例代码中,可以看到,http client也好,restTemplate也好,比起HttpUrlConnection都要简洁...
[]driversList=drivers.split(":");println("number of Drivers:"+driversList.length);for(String aDriver:driversList){try{println("DriverManager.Initialize: loading "+aDriver);Class.forName(aDriver,true,ClassLoader.getSystemClassLoader());}catch(Exception ex){println("DriverManager.Initialize: load ...
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privatestaticStringSTATIC_LOGGER_BINDER_PATH="org/slf4j/impl/StaticLoggerBinder.class";//初始化状态,默认为0;staticintINITIALIZATION_STATE=UNINITIALIZED;//获取日志对象:publicstaticLoggergetLogger(Class<?>clazz){//获取日志对象:Logger logger=getLogger(clazz.getName());...}//获取日志对象,分为两个阶段:...
importjava.io.File;publicclassDirList{publicstaticvoidmain(Stringargs[]){Stringdirname="/java";Filef1=newFile(dirname);if(f1.isDirectory()){System.out.println("Directory of"+dirname);Strings[]=f1.list();for(inti=0;i
应用程序类加载器(Application ClassLoader): 这个类加载器负责加载用户类路径(CLASSPATH)下的类库,一般我们编写的 Java 类都是由这个类加载器加载,这个类加载器是 CLassLoader 中的getSystemClassLoader() 方法的返回值,所以也称为系统类加载器.一般情况下这就是系统默认的类加载器. 除此之外,我们还可以加入自己定...