JaxpValidatorFactory

// SECTION-START[License Header]
// <editor-fold defaultstate="collapsed" desc=" Generated License ">
/*
 *   Copyright (c) 2010 The JOMC Project
 *   Copyright (c) 2005 Christian Schulte <schulte2005@users.sourceforge.net>
 *   All rights reserved.
 *
 *   Redistribution and use in source and binary forms, with or without
 *   modification, are permitted provided that the following conditions
 *   are met:
 *
 *     o Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *
 *     o Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in
 *       the documentation and/or other materials provided with the
 *       distribution.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE JOMC PROJECT AND CONTRIBUTORS "AS IS"
 *   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 *   THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 *   PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE JOMC PROJECT OR
 *   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 *   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 *   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 *   OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 *   OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 *   ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *   $Id: JaxpValidatorFactory.java 2234 2010-06-29 00:03:38Z schulte2005 $
 *
 */
// </editor-fold>
// SECTION-END
package org.jomc.sdk.model.support;

import java.util.Map;
import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import javax.xml.transform.Source;
import javax.xml.transform.stream.StreamSource;
import javax.xml.validation.SchemaFactory;
import javax.xml.validation.Validator;
import org.jomc.sdk.model.SchemaType;
import org.jomc.sdk.model.SchemasType;
import org.xml.sax.SAXException;
import static org.jomc.sdk.model.modlet.SdkModelProvider.XML_SCHEMA_JAVA_CLASSPATH_ID_ATTRIBUTE;

// SECTION-START[Documentation]
// <editor-fold defaultstate="collapsed" desc=" Generated Documentation ">
/**
 * XML Schema Set JAXP 'Validator' factory implementation.
 * <p><b>Specifications</b><ul>
 * <li>{@code 'javax.xml.validation.Validator'} {@code (javax.xml.validation.Validator)} {@code Multiton}</li>
 * </ul></p>
 * <p><b>Properties</b><ul>
 * <li>"{@link #getSchemas schemas}"
 * <blockquote>Property of type {@code org.jomc.sdk.model.SchemasType}.
 * <p>List of XML schemas ('schemas' element from XML namespace 'http://jomc.org/sdk/model).</p>
 * </blockquote></li>
 * <li>"{@link #getValidatorFeatures validatorFeatures}"
 * <blockquote>Property of type {@code java.util.Map<String,Boolean>}.
 * </blockquote></li>
 * <li>"{@link #getValidatorProperties validatorProperties}"
 * <blockquote>Property of type {@code java.util.Map<String,Object>}.
 * </blockquote></li>
 * </ul></p>
 * <p><b>Dependencies</b><ul>
 * <li>"{@link #getErrorHandler errorHandler}"<blockquote>
 * Dependency on {@code 'org.xml.sax.ErrorHandler'} {@code (org.xml.sax.ErrorHandler)} bound to an instance.</blockquote></li>
 * <li>"{@link #getResourceResolver resourceResolver}"<blockquote>
 * Dependency on {@code 'org.w3c.dom.ls.LSResourceResolver'} {@code (org.w3c.dom.ls.LSResourceResolver)} bound to an instance.</blockquote></li>
 * </ul></p>
 *
 * @author <a href="mailto:schulte2005@users.sourceforge.net">Christian Schulte</a> 1.0
 * @version $Id: JaxpValidatorFactory.java 2234 2010-06-29 00:03:38Z schulte2005 $
 */
// </editor-fold>
// SECTION-END
// SECTION-START[Annotations]
// <editor-fold defaultstate="collapsed" desc=" Generated Annotations ">
@javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.0", comments = "See http://jomc.sourceforge.net/jomc/1.0/jomc-tools" )
// </editor-fold>
// SECTION-END
public final class JaxpValidatorFactory
{
    // SECTION-START[Validator]
    // SECTION-END
    // SECTION-START[JaxpValidatorFactory]

    public Validator getObject() throws IOException, SAXException
    {
        Validator validator = null;
        final SchemaFactory schemaFactory = SchemaFactory.newInstance( this.getSchemas().getLanguageId() );
        final SchemasType schemas = this.getSchemas();
        final List<Source> sources = new ArrayList<Source>( schemas.getSchema().size() );

        for ( SchemaType s : schemas.getSchema() )
        {
            final StreamSource source = new StreamSource();
            source.setPublicId( s.getPublicId() );
            source.setSystemId( s.getSystemId() );

            if ( s.getOtherAttributes().containsKey( XML_SCHEMA_JAVA_CLASSPATH_ID_ATTRIBUTE ) )
            {
                String absoluteLocation = s.getOtherAttributes().get( XML_SCHEMA_JAVA_CLASSPATH_ID_ATTRIBUTE );
                if ( !absoluteLocation.startsWith( "/" ) )
                {
                    absoluteLocation = '/' + absoluteLocation;
                }

                final URL resource = this.getClass().getResource( absoluteLocation );
                if ( resource != null )
                {
                    source.setSystemId( resource.toExternalForm() );
                    source.setInputStream( resource.openStream() );
                }
            }

            sources.add( source );
        }

        if ( !sources.isEmpty() )
        {
            validator = schemaFactory.newSchema( sources.toArray( new Source[ sources.size() ] ) ).newValidator();
            validator.setErrorHandler( this.getErrorHandler() );
            validator.setResourceResolver( this.getResourceResolver() );

            for ( Map.Entry<String, Boolean> e : this.getValidatorFeatures().entrySet() )
            {
                validator.setFeature( e.getKey(), e.getValue() );
            }

            for ( Map.Entry<String, Object> e : this.getValidatorProperties().entrySet() )
            {
                validator.setProperty( e.getKey(), e.getValue() );
            }
        }

        return validator;
    }

    // SECTION-END
    // SECTION-START[Constructors]
    // <editor-fold defaultstate="collapsed" desc=" Generated Constructors ">

    /** Creates a new {@code JaxpValidatorFactory} instance. */
    @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.0", comments = "See http://jomc.sourceforge.net/jomc/1.0/jomc-tools" )
    public JaxpValidatorFactory()
    {
        // SECTION-START[Default Constructor]
        super();
        // SECTION-END
    }
    // </editor-fold>
    // SECTION-END
    // SECTION-START[Dependencies]
    // <editor-fold defaultstate="collapsed" desc=" Generated Dependencies ">

    /**
     * Gets the {@code errorHandler} dependency.
     * <p>This method returns the {@code 'JOMC SDK Model Default'} object of the {@code 'org.xml.sax.ErrorHandler'} {@code (org.xml.sax.ErrorHandler)} specification.</p>
     * <p>That specification does not apply to any scope. A new object is returned whenever requested and bound to this instance.</p>
     * @return The {@code errorHandler} dependency.
     * {@code null} if no object is available.
     * @throws org.jomc.ObjectManagementException if getting the dependency instance fails.
     */
    @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.0", comments = "See http://jomc.sourceforge.net/jomc/1.0/jomc-tools" )
    private org.xml.sax.ErrorHandler getErrorHandler()
    {
        return (org.xml.sax.ErrorHandler) org.jomc.ObjectManagerFactory.getObjectManager( this.getClass().getClassLoader() ).getDependency( this, "errorHandler" );
    }

    /**
     * Gets the {@code resourceResolver} dependency.
     * <p>This method returns the {@code 'JOMC SDK Model Default'} object of the {@code 'org.w3c.dom.ls.LSResourceResolver'} {@code (org.w3c.dom.ls.LSResourceResolver)} specification.</p>
     * <p>That specification does not apply to any scope. A new object is returned whenever requested and bound to this instance.</p>
     * @return The {@code resourceResolver} dependency.
     * {@code null} if no object is available.
     * @throws org.jomc.ObjectManagementException if getting the dependency instance fails.
     */
    @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.0", comments = "See http://jomc.sourceforge.net/jomc/1.0/jomc-tools" )
    private org.w3c.dom.ls.LSResourceResolver getResourceResolver()
    {
        return (org.w3c.dom.ls.LSResourceResolver) org.jomc.ObjectManagerFactory.getObjectManager( this.getClass().getClassLoader() ).getDependency( this, "resourceResolver" );
    }
    // </editor-fold>
    // SECTION-END
    // SECTION-START[Properties]
    // <editor-fold defaultstate="collapsed" desc=" Generated Properties ">

    /**
     * Gets the value of the {@code schemas} property.
     * @return List of XML schemas ('schemas' element from XML namespace 'http://jomc.org/sdk/model).
     * @throws org.jomc.ObjectManagementException if getting the property instance fails.
     */
    @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.0", comments = "See http://jomc.sourceforge.net/jomc/1.0/jomc-tools" )
    private org.jomc.sdk.model.SchemasType getSchemas()
    {
        final org.jomc.sdk.model.SchemasType _p = (org.jomc.sdk.model.SchemasType) org.jomc.ObjectManagerFactory.getObjectManager( this.getClass().getClassLoader() ).getProperty( this, "schemas" );
        assert _p != null : "'schemas' property not found.";
        return _p;
    }

    /**
     * Gets the value of the {@code validatorFeatures} property.
     * @return The value of the {@code validatorFeatures} property.
     * @throws org.jomc.ObjectManagementException if getting the property instance fails.
     */
    @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.0", comments = "See http://jomc.sourceforge.net/jomc/1.0/jomc-tools" )
    private java.util.Map<String,Boolean> getValidatorFeatures()
    {
        final java.util.Map<String,Boolean> _p = (java.util.Map<String,Boolean>) org.jomc.ObjectManagerFactory.getObjectManager( this.getClass().getClassLoader() ).getProperty( this, "validatorFeatures" );
        assert _p != null : "'validatorFeatures' property not found.";
        return _p;
    }

    /**
     * Gets the value of the {@code validatorProperties} property.
     * @return The value of the {@code validatorProperties} property.
     * @throws org.jomc.ObjectManagementException if getting the property instance fails.
     */
    @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.0", comments = "See http://jomc.sourceforge.net/jomc/1.0/jomc-tools" )
    private java.util.Map<String,Object> getValidatorProperties()
    {
        final java.util.Map<String,Object> _p = (java.util.Map<String,Object>) org.jomc.ObjectManagerFactory.getObjectManager( this.getClass().getClassLoader() ).getProperty( this, "validatorProperties" );
        assert _p != null : "'validatorProperties' property not found.";
        return _p;
    }
    // </editor-fold>
    // SECTION-END
    // SECTION-START[Messages]
    // SECTION-END
}