#region Apache License
//
// Licensed to the Apache Software Foundation (ASF) under one or more 
// contributor license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright ownership. 
// The ASF licenses this file to you 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.
//
#endregion

using System.Collections;
using System.IO;
using log4net.Core;
using log4net.Layout;

namespace SampleLayoutsApp.Layout
{
    public class LevelPatternLayout : PatternLayout
    {
        private readonly Hashtable m_levelToPatternLayout = new Hashtable();

        public override void Format(TextWriter writer, LoggingEvent loggingEvent)
        {
            PatternLayout patternLayout = m_levelToPatternLayout[loggingEvent.Level] as PatternLayout;

            if (patternLayout == null)
            {
                base.Format(writer, loggingEvent);
            }
            else
            {
                patternLayout.Format(writer, loggingEvent);
            }
        }

        public void AddLevelConversionPattern(LevelConversionPattern levelLayout)
        {
            m_levelToPatternLayout[levelLayout.Level] = new PatternLayout(levelLayout.ConversionPattern);
        }
    }
}