IDEA spring boot 项目启动报异常:java.lang.ClassNotFoundException: javax.servlet.ServletContext 的解决办法!,程序员大本营,技术文章内容聚合第一站。
protected Class> loadClass(String name, boolean resolve) throws ClassNotFoundException { synchronized (getClassLoadingLock(name)) {// First, check if the class has already been loaded Class> c = findLoadedClass(name);if (c == null) { long t0 = System.nanoTime();try {if (parent != n...
/javax/servlet/ServletContext.class jar:file:/F:/tomcat/apache-tomcat-9.0.58-windows-x64/apache-tomcat-9.0.58/lib/servlet-api.jar!/javax/servlet/ServletContext.classIt was loaded from the following location: file:/F:/eclipse/lib/j2ee.jarAction:Correct the classpath of your application so ...
您可以使用以下代码来检查驱动包是否正确引入: try{Class.forName("com.mysql.jdbc.Driver");System.out.println("Driver loaded successfully");}catch(ClassNotFoundExceptione){System.out.println("Failed to load driver");e.printStackTrace();} 1. 2. 3. 4. 5. 6. 7. 如果输出中没有错误信息,并且...
IDEA 部署项目的时候出错:Jar not loaded错误 2011-10-18 17:03:52 org.apache.catalina.loader.WebappClassLoader validateJarFile 信息: validateJarFile(D:\tomcat_ryxunit\webapps\ryx_unit\WEB-INF\lib\javax.servlet.jar) - jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax...
*/publicclassDemo01{//连接数据库尝试publicstaticvoidmain(String[]args)throws ClassNotFoundException,SQLException{//1.添加jar包//2.加载驱动Class.forName("com.mysql.jdbc.Driver");//3.通过驱动管理器获取连接对象//3.1准备 URL:String url="jdbc:mysql://localhost:3306/";//3.2准备用户名:String user...
@NotNull @Override public String getComponentName() { //获取application容器 Application application = ApplicationManager.getApplication(); //获取application容器中的组件 ApplicationComponentDemoImpl myComponent = application.getComponent(ApplicationComponentDemoImpl.class); System.out.println("ProjectComponentDemo...
Reason: Failed to determine a suitable driver class Action: Consider the following: If you want an embedded database (H2, HSQL or Derby), please put it on the classpath. If you have database settings to be loaded from a particular profile you may need to activate it (no profiles are ...
Using CATALINA_BASE:"C:\Users\wojci\.IntelliJIdea2016.3\system\tomcat\Tomcat_8_5_13_TestJEE"Using CATALINA_HOME:"C:\servers\apache-tomcat-8.5.13"Using CATALINA_TMPDIR:"C:\servers\apache-tomcat-8.5.13\temp"Using JRE_HOME:"C:\Program Files\Java\jdk1.8.0_112"Using CLASSPATH:"C:\servers\...
error.class.not.loaded=Class not loaded : {0} string.file.line.position=Class at {0}:{1} string.null.context=null context evaluation.error.array.reference.expected=Array reference expected evaluation.error.invalid.index.expression=Invalid index expression evaluation.error.not.rvalue=Right pa...