// This Source Code is in the Public Domain per: http://litesoft.org/License.txt
package org.litesoft.ui.def.nonpublic.support;

import org.litesoft.commonfoundation.typeutils.*;

public abstract class AbstractUiD_AttributeObject extends AbstractUiD_Attribute
{
    protected AbstractUiD_AttributeObject( String pName, boolean pRequired )
    {
        super( pName, pRequired );
    }

    protected AbstractUiD_AttributeObject( String pName )
    {
        super( pName );
    }

    /**
     * @deprecated GWT ONLY
     */
    protected AbstractUiD_AttributeObject()
    {
    }

    abstract protected Object LLgetValue();

    public final String nonDefaultValueToString()
    {
        Object zValue = LLgetValue();
        return (zValue != null) ? zValue.toString() : null;
    }

    public final void setValueFromString( String pStringValue )
    {
        String zValue = Strings.noEmpty( pStringValue );
        if ( zValue == null )
        {
            LLclearValue();
        }
        else
        {
            LLsetValueFromStringNonNull( zValue );
        }
    }

    abstract protected void LLclearValue();

    abstract protected void LLsetValueFromStringNonNull( String pStringValue );
}