org.apache.tomcat.jdbc.pool
Class TrapException

java.lang.Object
  org.apache.tomcat.jdbc.pool.JdbcInterceptor
      org.apache.tomcat.jdbc.pool.TrapException

All Implemented Interfaces:

InvocationHandler

public class TrapException
extends JdbcInterceptor

Interceptor that traps any unhandled exception types and throws an exception that has been declared by the method called, or throw a SQLException if it is declared. If the caught exception is not declared, and the method doesn't throw SQLException, then this interceptor will throw a RuntimeException

Author:

fhanik

Field Summary

Fields inherited from class org.apache.tomcat.jdbc.pool.JdbcInterceptor

CLOSE_VAL, EQUALS_VAL, GETCONNECTION_VAL, HASHCODE_VAL, ISCLOSED_VAL, ISVALID_VAL, ISWRAPPERFOR_VAL, properties, TOSTRING_VAL, UNWRAP_VAL

Constructor Summary

TrapException()

Method Summary

Object	invoke(Object proxy, Method method, Object[] args) Gets invoked each time an operation on Connection is invoked.
boolean	isDeclaredException(Method m, Class<?> clazz)
void	reset(ConnectionPool parent, PooledConnection con) no-op for this interceptor. no state is stored.

Methods inherited from class org.apache.tomcat.jdbc.pool.JdbcInterceptor

compare, compare, disconnected, getNext, getProperties, isUseEquals, poolClosed, poolStarted, setNext, setProperties, setUseEquals

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TrapException

public TrapException()

Method Detail

invoke

public Object invoke(Object proxy,
                     Method method,
                     Object[] args)
              throws Throwable

Description copied from class: JdbcInterceptor

Gets invoked each time an operation on Connection is invoked.

Specified by:

invoke in interface InvocationHandler

Overrides:

invoke in class JdbcInterceptor

Throws:

Throwable

isDeclaredException

public boolean isDeclaredException(Method m,
                                   Class<?> clazz)

reset

public void reset(ConnectionPool parent,
                  PooledConnection con)

no-op for this interceptor. no state is stored.

Specified by:

reset in class JdbcInterceptor

Parameters:

parent - - the connection pool owning the connection

con - - the pooled connection