| 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.osm.DataSet;
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| 8 | import org.openstreetmap.josm.gui.progress.ProgressMonitor;
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| 9 | import org.openstreetmap.josm.io.OsmServerLocationReader;
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| 10 | import org.openstreetmap.josm.io.OsmTransferException;
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| 11 |
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| 12 | public class DownloadOsmChangeCompressedTask extends DownloadOsmChangeTask {
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| 13 |
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| 14 | /* (non-Javadoc)
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| 15 | * @see org.openstreetmap.josm.actions.downloadtasks.DownloadTask#acceptsUrl(java.lang.String)
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| 16 | */
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| 17 | @Override
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| 18 | public boolean acceptsUrl(String url) {
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| 19 | return url != null && url.matches("https?://.*/.*\\.osc.(gz|bz2?)"); // Remote .osc.gz / .osc.bz / .osc.bz2 files
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| 20 | }
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| 21 |
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| 22 | /**
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| 23 | * Loads a given URL
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| 24 | * @param new_layer {@code true} if the data should be saved to a new layer
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| 25 | * @param url The URL as String
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| 26 | * @param progressMonitor progress monitor for user interaction
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| 27 | */
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| 28 | public Future<?> loadUrl(boolean new_layer, final String url, ProgressMonitor progressMonitor) {
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| 29 | downloadTask = new DownloadTask(new_layer, new OsmServerLocationReader(url), progressMonitor) {
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| 30 | @Override
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| 31 | protected DataSet parseDataSet() throws OsmTransferException {
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| 32 | ProgressMonitor subTaskMonitor = progressMonitor.createSubTaskMonitor(ProgressMonitor.ALL_TICKS, false);
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| 33 | if (url.matches("https?://.*/.*\\.osc.bz2?")) {
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| 34 | return reader.parseOsmChangeBzip2(subTaskMonitor);
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| 35 | } else {
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| 36 | return reader.parseOsmChangeGzip(subTaskMonitor);
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| 37 | }
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| 38 | }
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| 39 | };
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| 40 | currentBounds = null;
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| 41 | // Extract .osc.gz/bz/bz2 filename from URL to set the new layer name
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| 42 | extractOsmFilename("https?://.*/(.*\\.osc.(gz|bz2?))", url);
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| 43 | return Main.worker.submit(downloadTask);
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| 44 | }
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| 45 | }
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