Class cla = Class.forName("com.sxit.Object01"); Object01 o2 = (Object01) cla.newInstance();//此处抛出异常 异常信息: java.lang.InstantiationException: com.sxit.Object01 at java.lang.Class.newInstance0(Unknown Source) at java.lang.Class.newInstance(Unknown Source) at com.sxit.Object01.main(...
待解决 悬赏分:1 - 离问题结束还有 at java.lang.Class.newInstance(Unknown Source)问题补充:匿名 2013-05-23 12:21:38 匿名 2013-05-23 12:23:18 匿名 2013-05-23 12:24:58 匿名 2013-05-23 12:26:38 匿名 2013-05-23 12:28:18 热门同步练习册答案初中同步测控优化设计答案 长江作...
at java.lang.Class.getDeclaredConstructors0(Native Method) at java.lang.Class.privateGetDeclaredConstructors(Unknown Source) at java.lang.Class.getConstructor0(Unknown Source) at java.lang.Class.newInstance0(Unknown Source) at java.lang.Class.newInstance(Unknown Source) at org.mortbay.jetty.servlet....
at java.lang.Class.privateGetDeclaredConstructors(Unknown Source) at java.lang.Class.getConstructor0(Unknown Source) at java.lang.Class.newInstance0(Unknown Source) at java.lang.Class.newInstance(Unknown Source) at org.mortbay.jetty.servlet.Holder.newInstance(Holder.java:153) at org.mortbay.jetty.se...
java:27)at java,lang.reflect.Constructor,newInstance(Const ructor,java:513) at com,teamcenter,rac,util.Inst ancer,newInstanceInt(Unknown Source) at com.teamcenter,rac,util,Instancer,newInstanceExFro mClass(Unknown Source) at com,teamcenter,ra c.util.Instancer,newInstanceEx(Unknown Sourc e) at ...
sun.reflect.InstantiationExceptionConstructorAccessorImpl.newInstance(InstantiationExceptionConstructorAccessorImpl.java:48) at java.lang.reflect.Constructor.newInstance(Constructor.java:532) at com.sun.xml.internal.bind.v2.ClassFactory.create0(Unknown Source) ...
ClassLoader is responsible for loading class files from file system, network or any other source. Types of ClassLoader: 1. Bootstrap Class Loader: It loads standard JDK class files from rt.jar and other core classes. It loads class files from jre/lib/rt.jar. For example, java.lang ...
而抽象类是不能被实例化的。所以报错了。 java.lang.InstantiationException 实例化异常。当试图通过newInstance()方法创建某个类的实例,而该类是一个抽象类或接口时,抛出该异常。 public abstract class demo8 { public void findMe(String arg){ System.out.println("help me"+arg); } }...
at org.apache.catalina.core.DefaultInstanceManager.loadClassMaybePrivileged(DefaultInstanceManager.java:388)at org.apache.catalina.core.DefaultInstanceManager.newInstance(DefaultInstanceManager.java:117)at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:248)...
求翻译:at java.lang.Class.newInstance(), bci=0是什么意思?待解决 悬赏分:1 - 离问题结束还有 at java.lang.Class.newInstance(), bci=0问题补充:匿名 2013-05-23 12:21:38 在java.lang.Class.newInstance(),BCI = 0 匿名 2013-05-23 12:23:18 在Java郎___嚗_newinstance()、BCI=0 匿名...