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1   /**
2    * Logback: the reliable, generic, fast and flexible logging framework.
3    * Copyright (C) 1999-2022, 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.core.joran.conditional;
15  
16  import org.xml.sax.Attributes;
17  
18  import ch.qos.logback.core.joran.action.BaseModelAction;
19  import ch.qos.logback.core.joran.action.PreconditionValidator;
20  import ch.qos.logback.core.joran.spi.SaxEventInterpretationContext;
21  import ch.qos.logback.core.model.Model;
22  import ch.qos.logback.core.model.conditional.ElseModel;
23  
24  public class ElseAction extends BaseModelAction {
25  
26      @Override
27      protected boolean validPreconditions(SaxEventInterpretationContext interpcont, String name, Attributes attributes) {
28          PreconditionValidator pv = new PreconditionValidator(this, interpcont, name, attributes);
29          pv.validateZeroAttributes();
30          return pv.isValid();
31      }
32      
33      @Override
34      protected Model buildCurrentModel(SaxEventInterpretationContext interpretationContext, String name,
35              Attributes attributes) {
36          ElseModel elseModel = new ElseModel();
37          return elseModel;
38      }
39  
40  }