站内搜索: 请输入搜索关键词
当前页面: 在线文档首页 > JDK 5 Documentation v1.1.8, Java 2 SDK 英文文档

Class java.lang.ClassCastException - JDK 5 Documentation v1.1.8, Java 2 SDK 英文文档

All Packages  Class Hierarchy  This Package  Previous  Next  Index

Class java.lang.ClassCastException

java.lang.Object
   |
   +----java.lang.Throwable
           |
           +----java.lang.Exception
                   |
                   +----java.lang.RuntimeException
                           |
                           +----java.lang.ClassCastException

public class ClassCastException
extends RuntimeException
Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance. For example, the following code generates a ClassCastException:

     Object x = new Integer(0);
     System.out.println((String)x);
 


Constructor Index

 o ClassCastException()
Constructs a ClassCastException with no detail message.
 o ClassCastException(String)
Constructs a ClassCastException with the specified detail message.

Constructors

 o ClassCastException
 public ClassCastException()
Constructs a ClassCastException with no detail message.

 o ClassCastException
 public ClassCastException(String s)
Constructs a ClassCastException with the specified detail message.

Parameters:
s - the detail message.

All Packages  Class Hierarchy  This Package  Previous  Next  Index

Submit a bug or feature - Version 1.1.8 of Java Platform API Specification
Java is a trademark or registered trademark of Sun Microsystems, Inc. in the US and other countries.
Copyright 1995-1999 Sun Microsystems, Inc. 901 San Antonio Road,
Palo Alto, California, 94303, U.S.A. All Rights Reserved.