| 1 | // License: GPL. Copyright 2007 by Immanuel Scholz and others
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| 2 | package org.openstreetmap.josm.actions.downloadtasks;
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| 3 |
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| 4 | import java.util.concurrent.Future;
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| 5 |
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| 6 | import org.openstreetmap.josm.Main;
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| 7 | import org.openstreetmap.josm.data.Bounds;
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| 8 | import org.openstreetmap.josm.data.osm.DataSet;
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| 9 | import org.openstreetmap.josm.gui.progress.ProgressMonitor;
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| 10 | import org.openstreetmap.josm.io.OsmServerLocationReader;
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| 11 | import org.openstreetmap.josm.io.OsmTransferException;
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| 12 |
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| 13 | public class DownloadOsmCompressedTask extends DownloadOsmTask {
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| 14 |
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| 15 | /* (non-Javadoc)
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| 16 | * @see org.openstreetmap.josm.actions.downloadtasks.DownloadTask#acceptsUrl(java.lang.String)
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| 17 | */
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| 18 | @Override
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| 19 | public boolean acceptsUrl(String url) {
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| 20 | return url != null && url.matches("https?://.*/.*\\.osm.(gz|bz2?)"); // Remote .osm.gz / .osm.bz / .osm.bz2 files
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| 21 | }
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| 22 |
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| 23 | /* (non-Javadoc)
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| 24 | * @see org.openstreetmap.josm.actions.downloadtasks.DownloadOsmTask#download(boolean, org.openstreetmap.josm.data.Bounds, org.openstreetmap.josm.gui.progress.ProgressMonitor)
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| 25 | */
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| 26 | @Override
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| 27 | public Future<?> download(boolean newLayer, Bounds downloadArea,
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| 28 | ProgressMonitor progressMonitor) {
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| 29 | return null;
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| 30 | }
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| 31 |
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| 32 | /**
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| 33 | * Loads a given URL
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| 34 | * @param new_layer {@code true} if the data should be saved to a new layer
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| 35 | * @param url The URL as String
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| 36 | * @param progressMonitor progress monitor for user interaction
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| 37 | */
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| 38 | public Future<?> loadUrl(boolean new_layer, final String url, ProgressMonitor progressMonitor) {
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| 39 | downloadTask = new DownloadTask(new_layer, new OsmServerLocationReader(url), progressMonitor) {
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| 40 | @Override
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| 41 | protected DataSet parseDataSet() throws OsmTransferException {
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| 42 | ProgressMonitor subTaskMonitor = progressMonitor.createSubTaskMonitor(ProgressMonitor.ALL_TICKS, false);
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| 43 | if (url.matches("https?://.*/.*\\.osm.bz2?")) {
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| 44 | return reader.parseOsmBzip2(subTaskMonitor);
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| 45 | } else {
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| 46 | return reader.parseOsmGzip(subTaskMonitor);
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| 47 | }
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| 48 | }
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| 49 | };
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| 50 | currentBounds = null;
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| 51 | // Extract .osm.gz/bz/bz2 filename from URL to set the new layer name
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| 52 | extractOsmFilename("https?://.*/(.*\\.osm.(gz|bz2?))", url);
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| 53 | return Main.worker.submit(downloadTask);
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| 54 | }
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| 55 | }
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