异常相关的关键词  
try catch finally throw throws

Throwable
  Error
  Exception
    RuntimeException
    

Error  
程序无法处理的系统错误，编译器不做检查，如系统崩溃、虚拟机错误、系统内存不足等

    
checked异常  unchecked异常

运行时异常     不可预知，程序应当自动避免
非运行时异常   可预知的 



常见的异常

UncheckedException

ClassCastException 
ConcurrentModificationException 
ArithmeticException
ArrayIndexOutOfBoundsException
NullPointerException 
IllegalArgumentException 
IllegalStateException 
IndexOutOfBoundsException 
UnsupportedOperationException
SecurityException 


CheckedException

ClassNotFoundException 
IOException 
SQLException 
TimeoutException 
UnknownHostException
FileNotFoundException 
CloneNotSupportedException 
FileAlreadyExistsException 
InterruptedException


Error

AssertionError 
OutOfMemoryError 
StackOverflowError 
LinkageError
ExceptionInInitializerError
UnsatisfiedLinkError


常见异常例子代码
https://gitee.com/dyyx/hellocode/tree/master/src/error



 java异常处理12条建议 
 JVM异常优化Fast Throw 与 OmitStackTraceInFastThrow 参数 
 NoClassDefFoundError和ClassNotFoundException异常的区别 
 eclipse异常断点设置 
 eclipse设置条件断点和异常断点 
 Timer already cancelled 异常分析 
 arthas 异常排查技巧