// This Source Code is in the Public Domain per: http://litesoft.org/License.txt
package org.litesoft.orsup.base;

import org.litesoft.commonfoundation.typeutils.*;

public final class AttributeAccessorKeySet
{
    private AttributeAccessorSCD<PersistentObject<?>>[] mKeyAttributeAccessorSCDs;

    public AttributeAccessorKeySet( AttributeAccessorSCD<PersistentObject<?>>... pKeyAttributeAccessorSCDs )
    {
        Objects.assertNotNullNotEmptyAndElementsNotNull( "KeyAttributeAccessorSCDs", mKeyAttributeAccessorSCDs = pKeyAttributeAccessorSCDs );
    }

    public AttributeAccessorSCD<PersistentObject<?>>[] getKeyAttributeAccessorSCDs()
    {
        return mKeyAttributeAccessorSCDs;
    }

    public String getColumns()
    {
        StringBuilder sb = new StringBuilder();
        for ( AttributeAccessorSCD scd : mKeyAttributeAccessorSCDs )
        {
            sb.append( ',' ).append( scd.getColumnName() );
        }
        return sb.toString().substring( 1 );
    }

    @Override
    public String toString()
    {
        StringBuilder sb = new StringBuilder();
        for ( AttributeAccessorSCD scd : mKeyAttributeAccessorSCDs )
        {
            sb.append( ',' ).append( scd.getName() );
        }
        return "KeySet: " + sb.toString().substring( 1 );
    }
}