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/*
* Copyright (C) 2008-2010, Google Inc. and others
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0 which is available at
* https://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package org.eclipse.jgit.transport;
import java.io.IOException;
import java.io.OutputStream;
import java.time.Duration;
import org.eclipse.jgit.lib.BatchingProgressMonitor;
import org.eclipse.jgit.lib.Constants;
/** Write progress messages out to the sideband channel. */
class SideBandProgressMonitor extends BatchingProgressMonitor {
private final OutputStream out;
private boolean write;
SideBandProgressMonitor(OutputStream os) {
out = os;
write = true;
}
@Override
protected void onUpdate(String taskName, int workCurr, Duration duration) {
StringBuilder s = new StringBuilder();
format(s, taskName, workCurr, duration);
s.append(" \r"); //$NON-NLS-1$
send(s);
}
@Override
protected void onEndTask(String taskName, int workCurr, Duration duration) {
StringBuilder s = new StringBuilder();
format(s, taskName, workCurr, duration);
s.append(", done\n"); //$NON-NLS-1$
send(s);
}
private void format(StringBuilder s, String taskName, int workCurr,
Duration duration) {
s.append(taskName);
s.append(": "); //$NON-NLS-1$
s.append(workCurr);
appendDuration(s, duration);
}
@Override
protected void onUpdate(String taskName, int cmp, int totalWork, int pcnt,
Duration duration) {
StringBuilder s = new StringBuilder();
format(s, taskName, cmp, totalWork, pcnt, duration);
s.append(" \r"); //$NON-NLS-1$
send(s);
}
@Override
protected void onEndTask(String taskName, int cmp, int totalWork, int pcnt,
Duration duration) {
StringBuilder s = new StringBuilder();
format(s, taskName, cmp, totalWork, pcnt, duration);
s.append("\n"); //$NON-NLS-1$
send(s);
}
private void format(StringBuilder s, String taskName, int cmp,
int totalWork, int pcnt, Duration duration) {
s.append(taskName);
s.append(": "); //$NON-NLS-1$
if (pcnt < 100)
s.append(' ');
if (pcnt < 10)
s.append(' ');
s.append(pcnt);
s.append("% ("); //$NON-NLS-1$
s.append(cmp);
s.append('/');
s.append(totalWork);
s.append(')');
appendDuration(s, duration);
}
private void send(StringBuilder s) {
if (write) {
try {
out.write(Constants.encode(s.toString()));
out.flush();
} catch (IOException err) {
write = false;
}
}
}
}
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