[9197] | 1 | // License: GPL. For details, see LICENSE file.
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[9185] | 2 | package org.openstreetmap.josm.io;
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| 3 |
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| 4 | import static org.openstreetmap.josm.tools.I18n.tr;
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| 5 |
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| 6 | import java.io.IOException;
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| 7 | import java.io.OutputStream;
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| 8 |
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| 9 | import org.openstreetmap.josm.gui.progress.NullProgressMonitor;
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| 10 | import org.openstreetmap.josm.gui.progress.ProgressMonitor;
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| 11 |
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| 12 | /**
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| 13 | * An {@link OutputStream} which reports progress to the {@link ProgressMonitor}.
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| 14 | *
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| 15 | * @since 9185
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| 16 | */
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| 17 | public class ProgressOutputStream extends OutputStream {
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| 18 |
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| 19 | private final StreamProgressUpdater updater;
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| 20 | private final OutputStream out;
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| 21 |
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| 22 | /**
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| 23 | * Constructs a new {@code ProgressOutputStream}.
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| 24 | *
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| 25 | * @param out the stream to monitor
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| 26 | * @param size the total size which will be sent
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| 27 | * @param progressMonitor the monitor to report to
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| 28 | */
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| 29 | public ProgressOutputStream(OutputStream out, long size, ProgressMonitor progressMonitor) {
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| 30 | if (progressMonitor == null) {
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| 31 | progressMonitor = NullProgressMonitor.INSTANCE;
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| 32 | }
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| 33 | this.updater = new StreamProgressUpdater(size, progressMonitor, tr("Uploading data ..."));
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| 34 | this.out = out;
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| 35 | }
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| 36 |
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| 37 | @Override
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| 38 | public void write(byte[] b, int off, int len) throws IOException {
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| 39 | out.write(b, off, len);
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| 40 | updater.advanceTicker(len);
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| 41 | }
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| 42 |
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| 43 | @Override
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| 44 | public void write(int b) throws IOException {
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| 45 | out.write(b);
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| 46 | updater.advanceTicker(1);
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| 47 | }
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| 48 |
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| 49 | @Override
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| 50 | public void close() throws IOException {
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| 51 | try {
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| 52 | out.close();
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| 53 | } finally {
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| 54 | updater.finishTask();
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| 55 | }
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| 56 | }
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| 57 | }
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