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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    * 
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.apache.log4j.chainsaw.filter;
19  
20  import org.apache.log4j.spi.LoggingEvent;
21  import org.apache.log4j.spi.LocationInfo;
22  
23  /**
24   * This class is used as a Model for Filtering, and retains the unique entries that
25   * come through over a set of LoggingEvents
26   *
27   * @author Paul Smith <psmith@apache.org>
28   * @author Scott Deboy <sdeboy@apache.org>
29   */
30  public class FilterModel {
31    private EventTypeEntryContainer eventContainer =
32      new EventTypeEntryContainer();
33  
34    public void processNewLoggingEvent(LoggingEvent event) {
35  
36      eventContainer.addLevel(event.getLevel());
37      eventContainer.addLogger(event.getLoggerName());
38      eventContainer.addThread(event.getThreadName());
39      eventContainer.addNDC(event.getNDC());
40      eventContainer.addProperties(event.getProperties());
41  
42      if (event.locationInformationExists()) {
43        LocationInfo info = event.getLocationInformation();
44        eventContainer.addClass(info.getClassName());
45        eventContainer.addMethod(info.getMethodName());
46        eventContainer.addFileName(info.getFileName());
47      }
48    }
49  
50    public EventTypeEntryContainer getContainer() {
51      return eventContainer;
52    }
53  
54  }