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/*
* Copyright (C) 2008, Charles O'Farrell <charleso@charleso.org>
* Copyright (C) 2008-2010, Google Inc.
* Copyright (C) 2008, Marek Zawirski <marek.zawirski@gmail.com>
* Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
* Copyright (C) 2010, Sasa Zivkov <sasa.zivkov@sap.com> 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.pgm;
import java.io.IOException;
import java.text.MessageFormat;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.ObjectReader;
import org.eclipse.jgit.lib.RefUpdate;
import org.eclipse.jgit.pgm.internal.CLIText;
import org.eclipse.jgit.transport.FetchResult;
import org.eclipse.jgit.transport.TrackingRefUpdate;
import org.eclipse.jgit.util.io.ThrowingPrintWriter;
import org.kohsuke.args4j.Option;
abstract class AbstractFetchCommand extends TextBuiltin {
@Option(name = "--verbose", aliases = { "-v" }, usage = "usage_beMoreVerbose")
private boolean verbose;
/**
* Show fetch result.
*
* @param r
* a {@link org.eclipse.jgit.transport.FetchResult} object.
* @throws java.io.IOException
* if any.
*/
protected void showFetchResult(FetchResult r) throws IOException {
try (ObjectReader reader = db.newObjectReader()) {
boolean shownURI = false;
for (TrackingRefUpdate u : r.getTrackingRefUpdates()) {
if (!verbose && u.getResult() == RefUpdate.Result.NO_CHANGE)
continue;
final char type = shortTypeOf(u.getResult());
final String longType = longTypeOf(reader, u);
final String src = abbreviateRef(u.getRemoteName(), false);
final String dst = abbreviateRef(u.getLocalName(), true);
if (!shownURI) {
outw.println(MessageFormat.format(CLIText.get().fromURI,
r.getURI()));
shownURI = true;
}
outw.format(" %c %-17s %-10s -> %s", Character.valueOf(type), //$NON-NLS-1$
longType, src, dst);
outw.println();
}
}
showRemoteMessages(errw, r.getMessages());
for (FetchResult submoduleResult : r.submoduleResults().values()) {
showFetchResult(submoduleResult);
}
}
static void showRemoteMessages(ThrowingPrintWriter writer, String pkt) throws IOException {
while (0 < pkt.length()) {
final int lf = pkt.indexOf('\n');
final int cr = pkt.indexOf('\r');
final int s;
if (0 <= lf && 0 <= cr)
s = Math.min(lf, cr);
else if (0 <= lf)
s = lf;
else if (0 <= cr)
s = cr;
else {
writer.print(MessageFormat.format(CLIText.get().remoteMessage,
pkt));
writer.println();
break;
}
if (pkt.charAt(s) == '\r') {
writer.print(MessageFormat.format(CLIText.get().remoteMessage,
pkt.substring(0, s)));
writer.print('\r');
} else {
writer.print(MessageFormat.format(CLIText.get().remoteMessage,
pkt.substring(0, s)));
writer.println();
}
pkt = pkt.substring(s + 1);
}
writer.flush();
}
private static String longTypeOf(ObjectReader reader,
final TrackingRefUpdate u) {
final RefUpdate.Result r = u.getResult();
if (r == RefUpdate.Result.LOCK_FAILURE)
return "[lock fail]"; //$NON-NLS-1$
if (r == RefUpdate.Result.IO_FAILURE)
return "[i/o error]"; //$NON-NLS-1$
if (r == RefUpdate.Result.REJECTED)
return "[rejected]"; //$NON-NLS-1$
if (ObjectId.zeroId().equals(u.getNewObjectId()))
return "[deleted]"; //$NON-NLS-1$
if (r == RefUpdate.Result.NEW) {
if (u.getRemoteName().startsWith(Constants.R_HEADS))
return "[new branch]"; //$NON-NLS-1$
else if (u.getLocalName().startsWith(Constants.R_TAGS))
return "[new tag]"; //$NON-NLS-1$
return "[new]"; //$NON-NLS-1$
}
if (r == RefUpdate.Result.FORCED) {
final String aOld = safeAbbreviate(reader, u.getOldObjectId());
final String aNew = safeAbbreviate(reader, u.getNewObjectId());
return aOld + "..." + aNew; //$NON-NLS-1$
}
if (r == RefUpdate.Result.FAST_FORWARD) {
final String aOld = safeAbbreviate(reader, u.getOldObjectId());
final String aNew = safeAbbreviate(reader, u.getNewObjectId());
return aOld + ".." + aNew; //$NON-NLS-1$
}
if (r == RefUpdate.Result.NO_CHANGE)
return "[up to date]"; //$NON-NLS-1$
return "[" + r.name() + "]"; //$NON-NLS-1$//$NON-NLS-2$
}
private static String safeAbbreviate(ObjectReader reader, ObjectId id) {
try {
return reader.abbreviate(id).name();
} catch (IOException cannotAbbreviate) {
return id.name();
}
}
private static char shortTypeOf(RefUpdate.Result r) {
if (r == RefUpdate.Result.LOCK_FAILURE)
return '!';
if (r == RefUpdate.Result.IO_FAILURE)
return '!';
if (r == RefUpdate.Result.NEW)
return '*';
if (r == RefUpdate.Result.FORCED)
return '+';
if (r == RefUpdate.Result.FAST_FORWARD)
return ' ';
if (r == RefUpdate.Result.REJECTED)
return '!';
if (r == RefUpdate.Result.NO_CHANGE)
return '=';
return ' ';
}
}
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