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1   /*
2    *   Copyright (C) Christian Schulte <cs@schulte.it>, 2005-206
3    *   All rights reserved.
4    *
5    *   Redistribution and use in source and binary forms, with or without
6    *   modification, are permitted provided that the following conditions
7    *   are met:
8    *
9    *     o Redistributions of source code must retain the above copyright
10   *       notice, this list of conditions and the following disclaimer.
11   *
12   *     o Redistributions in binary form must reproduce the above copyright
13   *       notice, this list of conditions and the following disclaimer in
14   *       the documentation and/or other materials provided with the
15   *       distribution.
16   *
17   *   THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
18   *   INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
19   *   AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
20   *   THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY DIRECT, INDIRECT,
21   *   INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22   *   NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23   *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24   *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25   *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26   *   THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27   *
28   *   $JOMC: ValidateModelTask.java 5043 2015-05-27 07:03:39Z schulte $
29   *
30   */
31  package org.jomc.ant;
32  
33  import org.apache.tools.ant.BuildException;
34  import org.jomc.modlet.Model;
35  import org.jomc.modlet.ModelContext;
36  import org.jomc.modlet.ModelException;
37  import org.jomc.modlet.ModelValidationReport;
38  
39  /**
40   * Task for validating model objects.
41   *
42   * @author <a href="mailto:cs@schulte.it">Christian Schulte</a>
43   * @version $JOMC: ValidateModelTask.java 5043 2015-05-27 07:03:39Z schulte $
44   */
45  public final class ValidateModelTask extends JomcModelTask
46  {
47  
48      /**
49       * Creates a new {@code ValidateModelTask} instance.
50       */
51      public ValidateModelTask()
52      {
53          super();
54      }
55  
56      /**
57       * Validates a model.
58       *
59       * @throws BuildException if validating a model fails.
60       */
61      @Override
62      public void executeTask() throws BuildException
63      {
64          try
65          {
66              this.log( Messages.getMessage( "validatingModel", this.getModel() ) );
67  
68              final ClassLoader classLoader = this.newProjectClassLoader();
69              final ModelContext context = this.newModelContext( classLoader );
70              final Model model = context.findModel( this.getModel() );
71              final ModelValidationReport report = context.validateModel( model );
72              this.logValidationReport( context, report );
73  
74              if ( !report.isModelValid() )
75              {
76                  throw new BuildException( Messages.getMessage( "modelValidationFailure" ), this.getLocation() );
77              }
78  
79              this.log( Messages.getMessage( "modelValidationSuccess" ) );
80          }
81          catch ( final ModelException e )
82          {
83              throw new BuildException( Messages.getMessage( e ), e, this.getLocation() );
84          }
85      }
86  
87      /**
88       * {@inheritDoc}
89       */
90      @Override
91      public ValidateModelTask clone()
92      {
93          return (ValidateModelTask) super.clone();
94      }
95  
96  }