//
// Copyright (c) 2004-2006 Jaroslaw Kowalski <jaak@jkowalski.net>
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * Neither the name of Jaroslaw Kowalski nor the names of its
// contributors may be used to endorse or promote products derived from this
// software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
// THE POSSIBILITY OF SUCH DAMAGE.
//
using System;
using System.Collections;
using System.Text;
using NLog.Targets;
using NLog.Filters;
namespace NLog.Internal
{
internal class TargetWithFilterChain
{
private Target _target;
private FilterCollection _filterChain;
private TargetWithFilterChain _next;
private int _needsStackTrace = 0;
public TargetWithFilterChain(Target a, FilterCollection filterChain)
{
_target = a;
_filterChain = filterChain;
_needsStackTrace = 0;
}
public Target Target
{
get { return _target; }
}
public int NeedsStackTrace
{
get { return _needsStackTrace; }
set { _needsStackTrace = value; }
}
public FilterCollection FilterChain
{
get { return _filterChain; }
}
public TargetWithFilterChain Next
{
get { return _next; }
set { _next = value; }
}
public void PrecalculateNeedsStackTrace()
{
_needsStackTrace = 0;
for (TargetWithFilterChain awf = this; awf != null; awf = awf.Next)
{
if (_needsStackTrace >= 2)
break;
Target app = awf.Target;
int nst = app.NeedsStackTrace();
_needsStackTrace = Math.Max(_needsStackTrace, nst);
FilterCollection filterChain = awf.FilterChain;
for (int i = 0; i < filterChain.Count; ++i)
{
Filter filter = filterChain[i];
nst = filter.NeedsStackTrace();
_needsStackTrace = Math.Max(_needsStackTrace, nst);
}
}
}
}
}