/**
* Copyright 2007-2010 Arthur Blake
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.sf.log4jdbc;
/**
* Delegates Spy events to a logger.
* This interface is used for all logging activity used by log4jdbc and hides the specific implementation
* of any given logging system from log4jdbc.
*
* @author Arthur Blake
*/
public interface SpyLogDelegator
{
/**
* Determine if any of the jdbc or sql loggers are turned on.
*
* @return true if any of the jdbc or sql loggers are enabled at error level or higher.
*/
public boolean isJdbcLoggingEnabled();
/**
* Called when a spied upon method throws an Exception.
*
* @param spy the Spy wrapping the class that threw an Exception.
* @param methodCall a description of the name and call parameters of the method generated the Exception.
* @param e the Exception that was thrown.
* @param sql optional sql that occured just before the exception occured.
* @param execTime optional amount of time that passed before an exception was thrown when sql was being executed.
* caller should pass -1 if not used
*/
public void exceptionOccured(Spy spy, String methodCall, Exception e, String sql, long execTime);
/**
* Called when spied upon method call returns.
*
* @param spy the Spy wrapping the class that called the method that returned.
* @param methodCall a description of the name and call parameters of the method that returned.
* @param returnMsg return value converted to a String for integral types, or String representation for Object
* return types this will be null for void return types.
*/
public void methodReturned(Spy spy, String methodCall, String returnMsg);
/**
* Called when a spied upon object is constructed.
*
* @param spy the Spy wrapping the class that called the method that returned.
* @param constructionInfo information about the object construction
*/
public void constructorReturned(Spy spy, String constructionInfo);
/**
* Special call that is called only for JDBC method calls that contain SQL.
*
* @param spy the Spy wrapping the class where the SQL occured.
* @param methodCall a description of the name and call parameters of the method that generated the SQL.
* @param sql sql that occured.
*/
public void sqlOccured(Spy spy, String methodCall, String sql);
/**
* Similar to sqlOccured, but reported after SQL executes and used to report timing stats on the SQL
*
* @param spy the Spy wrapping the class where the SQL occured.
* @param execTime how long it took the sql to run, in msec.
* @param methodCall a description of the name and call parameters of the method that generated the SQL.
* @param sql sql that occured.
*/
public void sqlTimingOccured(Spy spy, long execTime, String methodCall, String sql);
/**
* Called whenever a new connection spy is created.
*
* @param spy ConnectionSpy that was created.
*/
public void connectionOpened(Spy spy);
/**
* Called whenever a connection spy is closed.
*
* @param spy ConnectionSpy that was closed.
*/
public void connectionClosed(Spy spy);
/**
* Log a Setup and/or administrative log message for log4jdbc.
*
* @param msg message to log.
*/
public void debug(String msg);
}