From 96690904f53241e825a29be9558be319a0bbfba1 Mon Sep 17 00:00:00 2001 From: Sasa Zivkov Date: Tue, 29 Sep 2009 16:03:40 +0200 Subject: [PATCH] Include description for missing bundle prereqs When throwing MissingBundlePrerequisiteException we also include the short description, if available, of each missing object. This is the fix for the following issue: http://code.google.com/p/egit/issues/detail?id=25 Change-Id: I5d45aec7873af76a12170d9a500626a7264f2c42 Signed-off-by: Sasa Zivkov Signed-off-by: Shawn O. Pearce --- .../MissingBundlePrerequisiteException.java | 20 +++++++++++------- .../jgit/transport/BundleFetchConnection.java | 21 ++++++++++++------- 2 files changed, 26 insertions(+), 15 deletions(-) diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/errors/MissingBundlePrerequisiteException.java b/org.eclipse.jgit/src/org/eclipse/jgit/errors/MissingBundlePrerequisiteException.java index 92d63d299..2d399543a 100644 --- a/org.eclipse.jgit/src/org/eclipse/jgit/errors/MissingBundlePrerequisiteException.java +++ b/org.eclipse.jgit/src/org/eclipse/jgit/errors/MissingBundlePrerequisiteException.java @@ -1,5 +1,6 @@ /* * Copyright (C) 2008, Google Inc. + * Copyright (C) 2009, Sasa Zivkov * and other copyright owners as documented in the project's IP log. * * This program and the accompanying materials are made available @@ -43,7 +44,7 @@ package org.eclipse.jgit.errors; -import java.util.Collection; +import java.util.Map; import org.eclipse.jgit.lib.ObjectId; import org.eclipse.jgit.transport.URIish; @@ -54,12 +55,14 @@ public class MissingBundlePrerequisiteException extends TransportException { private static final long serialVersionUID = 1L; - private static String format(final Collection ids) { + private static String format(final Map missingCommits) { final StringBuilder r = new StringBuilder(); r.append("missing prerequisite commits:"); - for (final ObjectId p : ids) { + for (final Map.Entry e : missingCommits.entrySet()) { r.append("\n "); - r.append(p.name()); + r.append(e.getKey().name()); + if (e.getValue() != null) + r.append(" ").append(e.getValue()); } return r.toString(); } @@ -69,11 +72,12 @@ private static String format(final Collection ids) { * * @param uri * URI used for transport - * @param ids - * the ids of the base/common object(s) we don't have. + * @param missingCommits + * the Map of the base/common object(s) we don't have. Keys are + * ids of the missing objects and values are short descriptions. */ public MissingBundlePrerequisiteException(final URIish uri, - final Collection ids) { - super(uri, format(ids)); + final Map missingCommits) { + super(uri, format(missingCommits)); } } diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/transport/BundleFetchConnection.java b/org.eclipse.jgit/src/org/eclipse/jgit/transport/BundleFetchConnection.java index a0d172e0f..a8f0468cd 100644 --- a/org.eclipse.jgit/src/org/eclipse/jgit/transport/BundleFetchConnection.java +++ b/org.eclipse.jgit/src/org/eclipse/jgit/transport/BundleFetchConnection.java @@ -3,6 +3,7 @@ * Copyright (C) 2008-2009, Google Inc. * Copyright (C) 2009, Matthias Sohn * Copyright (C) 2008, Robin Rosenberg + * Copyright (C) 2009, Sasa Zivkov * Copyright (C) 2008, Shawn O. Pearce * and other copyright owners as documented in the project's IP log. * @@ -53,9 +54,10 @@ import java.util.ArrayList; import java.util.Collection; import java.util.Collections; -import java.util.HashSet; +import java.util.HashMap; import java.util.LinkedHashMap; import java.util.List; +import java.util.Map; import java.util.Set; import org.eclipse.jgit.errors.MissingBundlePrerequisiteException; @@ -84,7 +86,7 @@ class BundleFetchConnection extends BaseFetchConnection { InputStream bin; - final Set prereqs = new HashSet(); + final Map prereqs = new HashMap(); private String lockMessage; @@ -129,7 +131,11 @@ private void readBundleV2() throws IOException { break; if (line.charAt(0) == '-') { - prereqs.add(ObjectId.fromString(line.substring(1, 41))); + ObjectId id = ObjectId.fromString(line.substring(1, 41)); + String shortDesc = null; + if (line.length() > 42) + shortDesc = line.substring(42); + prereqs.put(id, shortDesc); continue; } @@ -208,9 +214,10 @@ private void verifyPrerequisites() throws TransportException { final RevFlag PREREQ = rw.newFlag("PREREQ"); final RevFlag SEEN = rw.newFlag("SEEN"); - final List missing = new ArrayList(); + final Map missing = new HashMap(); final List commits = new ArrayList(); - for (final ObjectId p : prereqs) { + for (final Map.Entry e : prereqs.entrySet()) { + ObjectId p = e.getKey(); try { final RevCommit c = rw.parseCommit(p); if (!c.has(PREREQ)) { @@ -218,7 +225,7 @@ private void verifyPrerequisites() throws TransportException { commits.add(c); } } catch (MissingObjectException notFound) { - missing.add(p); + missing.put(p, e.getValue()); } catch (IOException err) { throw new TransportException(transport.uri, "Cannot read commit " + p.name(), err); @@ -252,7 +259,7 @@ private void verifyPrerequisites() throws TransportException { if (remaining > 0) { for (final RevObject o : commits) { if (!o.has(SEEN)) - missing.add(o); + missing.put(o, prereqs.get(o)); } throw new MissingBundlePrerequisiteException(transport.uri, missing); }