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package atom.beans;

import atom.beans.event.InsertLastChildPropertyChangeEvent;
import atom.view.View;

import java.beans.PropertyChangeEvent;
import java.util.List;

/**
 * Insert last child property change.
 *
 * @author Serge Voloshyn
 * @version 1.0 11/11/14
 */
public final class InsertLastChildPropertyChange
        extends AbstractInsertChildPropertyChange {
    /**
     * Use serialVersionUID from JDK 1.0.2 for interoperability.
     */
    private static final long serialVersionUID = 7869179151270456827L;

    /**
     * Returns the property change representation of the property change event
     * argument.
     *
     * @param anEvent an event for representation
     * @return property change representation of the property change event
     * argument
     */
    public static AbstractPropertyChange valueOf(
            final PropertyChangeEvent anEvent) {
        if (!(anEvent instanceof InsertLastChildPropertyChangeEvent)) {
            throw new IllegalArgumentException();
        }
        final InsertLastChildPropertyChangeEvent event
                = (InsertLastChildPropertyChangeEvent) anEvent;
        final List children = event.getChildren();
        if (children != null) {
            final InsertLastChildPropertyChange change
                    = new InsertLastChildPropertyChange();
            change.setPropagationId(event.getPropagationId());
            change.setPropertyName(event.getPropertyName());
            change.setPropertyValue(event.getNewValue());
            return change;
        }
        throw new IllegalArgumentException();
    }

    /**
     * Retrieve a property change event from client abstract change.
     *
     * @return filled property change event
     */
    public PropertyChangeEvent asPropertyChangeEvent() {
        final InsertLastChildPropertyChangeEvent event
                = new InsertLastChildPropertyChangeEvent(
                this, getPropertyName(),
                null, getChildren());
        event.setPropagationId(getPropagationId());
        return event;
    }
}