Last change
on this file since 13419 was 10600, checked in by Don-vip, 8 years ago |
see #11390 - sonar - squid:S1609 - Java 8: @FunctionalInterface annotation should be used to flag Single Abstract Method interfaces
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1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.layer.markerlayer;
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3 |
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4 | import java.io.File;
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5 | import java.util.Collection;
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6 |
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7 | import org.openstreetmap.josm.data.gpx.WayPoint;
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8 |
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9 | /**
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10 | * This interface has to be implemented by anyone who wants to create markers.
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11 | *
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12 | * When reading a gpx file, all implementations of MarkerMaker registered with
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13 | * the Marker are consecutively called until one returns a Marker object.
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14 | *
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15 | * @author Frederik Ramm
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16 | * @since 200 (creation)
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17 | * @since 10600 (functional interface)
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18 | */
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19 | @FunctionalInterface
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20 | public interface MarkerProducers {
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21 | /**
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22 | * Returns a collection of Marker objects if this implementation wants to create one for the
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23 | * given input data, or <code>null</code> otherwise.
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24 | *
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25 | * @param wp waypoint data
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26 | * @param relativePath An path to use for constructing relative URLs or
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27 | * <code>null</code> for no relative URLs
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28 | * @param parentLayer parent marker layer
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29 | * @param time Absolute time of marker in seconds since epoch
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30 | * @param offset Time offset in seconds from the gpx point from which it was derived
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31 | * @return A collection of Marker objects, or <code>null</code>.
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32 | */
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33 | Collection<Marker> createMarkers(WayPoint wp, File relativePath, MarkerLayer parentLayer, double time, double offset);
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34 | }
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