org.polymap.core.data.FeatureChangeEvent.java Source code

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Here is the source code for org.polymap.core.data.FeatureChangeEvent.java

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/* 
 * polymap.org
 * Copyright 2011, Polymap GmbH. All rights reserved.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 */
package org.polymap.core.data;

import java.util.EventObject;
import java.util.Set;

import org.opengis.filter.identity.FeatureId;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import org.polymap.core.project.ILayer;

/**
 * 
 *
 * @author <a href="http://www.polymap.de">Falko Brutigam</a>
 */
public class FeatureChangeEvent extends EventObject {
    // extends ModelChangeEvent {

    private static Log log = LogFactory.getLog(FeatureChangeEvent.class);

    public enum Type {
        ADDED, REMOVED, MODIFIED,
        /** Signals that a buffer has been flushed and this might have changed status of features. */
        FLUSHED
    }

    private Set<FeatureId> fids;

    private Type type;

    public FeatureChangeEvent(Object source, Type type, Set<FeatureId> fids) {
        super(source);
        this.type = type;
        this.fids = fids;
    }

    public ILayer getSource() {
        return (ILayer) super.getSource();
    }

    public Set<FeatureId> getFids() {
        return fids;
    }

    public Type getType() {
        return type;
    }

}