[4]The root of Java exception class hierarchy:https://docs.oracle.com/javase/6/docs/api/java/lang/Throwable.html [5]Java exceptions related questions in stackoverflow:https://stackoverflow.com/questions/tagged/java+exception 译文完,由于个人理解能力和知识宽度有限,译文中存在失误之处,还请见谅,欢迎...
public class ExceptionHierarchyExample { public static void main(String[] args) { // 处理已检查的异常 try { FileInputStream file = new FileInputStream("nonexistentfile.txt"); } catch (FileNotFoundException e) { System.out.println("Checked Exception: " + e.getMessage()); } // 处理未检...
Here is a simplified diagram of the exception hierarchy in Java. As you can see from the image above, theThrowableclass is the root class in the hierarchy. Note that the hierarchy splits into two branches: Error and Exception. Errors Errorsrepresent irrecoverable conditions such as Java virtual...
} catch(Exception e) { e.printStackTrace(); } 忽略异常是一件很容易做到的事,虽然这种写法很常见,但不一定是正确的写法。 参考文献: Unchecked exceptions in Java The root of Java exception classhierarchy Java exceptions related questions in stackoverflow 译文完,由于个人理解能力和知识宽度有限,译文中存...
Class Hierarchy java.lang.Object oracle.rules.sdk2.resource.AbstractMessageInfo oracle.rules.sdk2.exception.MessageInfo (implements java.io.Serializable) oracle.rules.sdk2.exception.Constants java.lang.Throwable (implements java.io.Serializable) java.lang.Exception java.lang.RuntimeException ...
[]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 ...
java.lang.ClassNotFoundException:找不到类异常。当应用试图根据字符串形式的类名构造类,而在遍历CLASSPAH之后找不到对应名称的class文件时,抛出该异常。 java.lang.ArithmeticException:算术条件异常。譬如:整数除零等。 java.lang.ArrayIndexOutOfBoundsException:数组索引越界异常。当对数组的索引值为负数或大于等于数...
Class Hierarchy java.lang.Object javax.swing.AbstractAction (implements javax.swing.Action, java.lang.Cloneable, java.io.Serializable) javax.swing.plaf.basic.BasicDesktopPaneUI.CloseAction javax.swing.plaf.basic.BasicDesktopPaneUI.MaximizeAction javax.swing.plaf.basic.BasicDesktopPaneUI.MinimizeAction ...
Class Hierarchy java.lang.Object io.netty.util.concurrent.AbstractEventExecutorGroup (implements io.netty.util.concurrent.EventExecutorGroup) io.vertx.core.net.impl.VertxEventLoopGroup (implements io.netty.channel.EventLoopGroup) io.vertx.ext.jdbc.impl.actions.AbstractJDBCAction<T> io.vertx....
//自定义异常继承自ExceptionclassSimpleExceptionextendsException{}publicclassInheritingException{//thorws关键字说明该方法会产生SimpleException异常publicvoidf()throwsSimpleException{ System.out.println("从f()中抛出SimpleException异常");thrownewSimpleException();//使用thorw关键字抛出SimpleException异常}publicstatic...