org.codehaus.modello.plugins.xml.XmlModelHelpers Maven / Gradle / Ivy

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package org.codehaus.modello.plugins.xml;

import org.codehaus.modello.model.ModelClass;
import org.codehaus.modello.model.ModelField;
import org.codehaus.modello.plugin.AbstractModelloGenerator;
import org.codehaus.modello.plugins.xml.metadata.XmlAssociationMetadata;
import org.codehaus.modello.plugins.xml.metadata.XmlClassMetadata;
import org.codehaus.modello.plugins.xml.metadata.XmlFieldMetadata;

/*
 * Copyright (c) 2004, Codehaus.org
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is furnished to do
 * so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

/**
 * Helper methods to deal with XML representation of the model.
 *
 * @author Hervé Boutemy
 * @version $Id: XmlModelHelpers.java 1160 2009-01-25 10:09:27Z hboutemy $
 */
class XmlModelHelpers
{
    /**
     * Resolve XML tag name for a class. Note: only root class needs such a resolution.
     *
     * @param modelClass the model class
     * @return the XML tag name for the class
     */
    static String resolveTagName( ModelClass modelClass )
    {
        XmlClassMetadata xmlClassMetadata = (XmlClassMetadata) modelClass.getMetadata( XmlClassMetadata.ID );

        String tagName;
        if ( ( xmlClassMetadata == null ) || ( xmlClassMetadata.getTagName() == null ) )
        {
            tagName = AbstractModelloGenerator.uncapitalise( modelClass.getName() );
        }
        else
        {
            // tag name is overridden by xml.tagName attribute
            tagName = xmlClassMetadata.getTagName();
        }
        return tagName;
    }

    /**
     * Resolve XML tag name for a field.
     *
     * @param modelField the model field
     * @param xmlFieldMetadata the XML metadata of the field
     * @return the XML tag name for the field
     */
    static String resolveTagName( ModelField modelField, XmlFieldMetadata xmlFieldMetadata )
    {
        String tagName;
        if ( ( xmlFieldMetadata == null ) || ( xmlFieldMetadata.getTagName() == null ) )
        {
            tagName = modelField.getName();
        }
        else
        {
            // tag name is overridden by xml.tagName attribute
            tagName = xmlFieldMetadata.getTagName();
        }
        return tagName;
    }

    /**
     * Resolve XML tag name for an item in an association with many multiplicity.
     *
     * @param fieldTagName the XML tag name of the field containing the association
     * @param xmlAssociationMetadata the XML metadata of the association
     * @return the XML tag name for items
     */
    static String resolveTagName( String fieldTagName, XmlAssociationMetadata xmlAssociationMetadata )
    {
        String tagName;
        if ( ( xmlAssociationMetadata == null ) || ( xmlAssociationMetadata.getTagName() == null ) )
        {
            tagName = AbstractModelloGenerator.singular( fieldTagName );
        }
        else
        {
            // tag name is overridden by xml.tagName attribute
            tagName = xmlAssociationMetadata.getTagName();
        }
        return tagName;
    }
}