/*
* Copyright (c) 2003, 2004, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package com.sun.corba.se.spi.logging ;
import java.util.logging.Level ;
import java.util.logging.Logger ;
import java.util.logging.LogRecord ;
public abstract class LogWrapperBase {
protected Logger logger ;
protected String loggerName ;
protected LogWrapperBase( Logger logger )
{
this.logger = logger ;
this.loggerName = logger.getName( );
}
protected void doLog( Level level, String key, Object[] params, Class wrapperClass,
Throwable thr )
{
LogRecord lrec = new LogRecord( level, key ) ;
if (params != null)
lrec.setParameters( params ) ;
inferCaller( wrapperClass, lrec ) ;
lrec.setThrown( thr ) ;
lrec.setLoggerName( loggerName );
lrec.setResourceBundle( logger.getResourceBundle() ) ;
logger.log( lrec ) ;
}
private void inferCaller( Class wrapperClass, LogRecord lrec )
{
// Private method to infer the caller's class and method names
// Get the stack trace.
StackTraceElement stack[] = (new Throwable()).getStackTrace();
StackTraceElement frame = null ;
String wcname = wrapperClass.getName() ;
String baseName = LogWrapperBase.class.getName() ;
// The top of the stack should always be a method in the wrapper class,
// or in this base class.
// Search back to the first method not in the wrapper class or this class.
int ix = 0;
while (ix < stack.length) {
frame = stack[ix];
String cname = frame.getClassName();
if (!cname.equals(wcname) && !cname.equals(baseName)) {
break;
}
ix++;
}
// Set the class and method if we are not past the end of the stack
// trace
if (ix < stack.length) {
lrec.setSourceClassName(frame.getClassName());
lrec.setSourceMethodName(frame.getMethodName());
}
}
protected void doLog( Level level, String key, Class wrapperClass, Throwable thr )
{
doLog( level, key, null, wrapperClass, thr ) ;
}
}