001/*
002 *   Copyright (C) 2005 Christian Schulte <cs@schulte.it>
003 *   All rights reserved.
004 *
005 *   Redistribution and use in source and binary forms, with or without
006 *   modification, are permitted provided that the following conditions
007 *   are met:
008 *
009 *     o Redistributions of source code must retain the above copyright
010 *       notice, this list of conditions and the following disclaimer.
011 *
012 *     o Redistributions in binary form must reproduce the above copyright
013 *       notice, this list of conditions and the following disclaimer in
014 *       the documentation and/or other materials provided with the
015 *       distribution.
016 *
017 *   THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
018 *   INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
019 *   AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
020 *   THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY DIRECT, INDIRECT,
021 *   INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
022 *   NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
023 *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
024 *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
025 *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
026 *   THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
027 *
028 *   $JOMC: ValidateModelTask.java 5135 2016-04-08 13:53:07Z schulte $
029 *
030 */
031package org.jomc.ant;
032
033import org.apache.tools.ant.BuildException;
034import org.jomc.modlet.Model;
035import org.jomc.modlet.ModelContext;
036import org.jomc.modlet.ModelException;
037import org.jomc.modlet.ModelValidationReport;
038
039/**
040 * Task for validating model objects.
041 *
042 * @author <a href="mailto:cs@schulte.it">Christian Schulte</a>
043 * @version $JOMC: ValidateModelTask.java 5135 2016-04-08 13:53:07Z schulte $
044 */
045public final class ValidateModelTask extends JomcModelTask
046{
047
048    /**
049     * Creates a new {@code ValidateModelTask} instance.
050     */
051    public ValidateModelTask()
052    {
053        super();
054    }
055
056    /**
057     * Validates a model.
058     *
059     * @throws BuildException if validating a model fails.
060     */
061    @Override
062    public void executeTask() throws BuildException
063    {
064        try
065        {
066            this.log( Messages.getMessage( "validatingModel", this.getModel() ) );
067
068            final ClassLoader classLoader = this.newProjectClassLoader();
069            final ModelContext context = this.newModelContext( classLoader );
070            final Model model = context.findModel( this.getModel() );
071            final ModelValidationReport report = context.validateModel( model );
072            this.logValidationReport( context, report );
073
074            if ( !report.isModelValid() )
075            {
076                throw new BuildException( Messages.getMessage( "modelValidationFailure" ), this.getLocation() );
077            }
078
079            this.log( Messages.getMessage( "modelValidationSuccess" ) );
080        }
081        catch ( final ModelException e )
082        {
083            throw new BuildException( Messages.getMessage( e ), e, this.getLocation() );
084        }
085    }
086
087    /**
088     * {@inheritDoc}
089     */
090    @Override
091    public ValidateModelTask clone()
092    {
093        return (ValidateModelTask) super.clone();
094    }
095
096}