View Javadoc
1   /**
2    * Logback: the reliable, generic, fast and flexible logging framework.
3    * Copyright (C) 1999-2015, QOS.ch. All rights reserved.
4    *
5    * This program and the accompanying materials are dual-licensed under
6    * either the terms of the Eclipse Public License v1.0 as published by
7    * the Eclipse Foundation
8    *
9    *   or (per the licensee's choosing)
10   *
11   * under the terms of the GNU Lesser General Public License version 2.1
12   * as published by the Free Software Foundation.
13   */
14  package ch.qos.logback.classic.db;
15  
16  import ch.qos.logback.classic.spi.ILoggingEvent;
17  
18  /**
19   * @author Ceki Gülcü
20   * 
21   */
22  public class DBHelper {
23  
24      public static final short PROPERTIES_EXIST = 0x01;
25      public static final short EXCEPTION_EXISTS = 0x02;
26  
27      public static short computeReferenceMask(ILoggingEvent event) {
28          short mask = 0;
29  
30          int mdcPropSize = 0;
31          if (event.getMDCPropertyMap() != null) {
32              mdcPropSize = event.getMDCPropertyMap().keySet().size();
33          }
34          int contextPropSize = 0;
35          if (event.getLoggerContextVO().getPropertyMap() != null) {
36              contextPropSize = event.getLoggerContextVO().getPropertyMap().size();
37          }
38  
39          if (mdcPropSize > 0 || contextPropSize > 0) {
40              mask = PROPERTIES_EXIST;
41          }
42          if (event.getThrowableProxy() != null) {
43              mask |= EXCEPTION_EXISTS;
44          }
45          return mask;
46      }
47  }