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

import org.litesoft.commonfoundation.base.*;

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

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