From 713bf73212b13d2866e67e08803a09328284f604 Mon Sep 17 00:00:00 2001
From: tsantalis <tsantalis@gmail.com>
Date: Wed, 2 Oct 2024 21:36:13 -0400
Subject: [PATCH] Improve comment diff in commit

https://github.com/eclipse-jgit/jgit/commit/1b783d037
---
 .../uom/java/xmi/diff/UMLCommentListDiff.java | 20 ++++++++++++++++++-
 ...783d037091266b035e1727db6b6ce7a397ef63.txt |  3 +--
 2 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/src/main/java/gr/uom/java/xmi/diff/UMLCommentListDiff.java b/src/main/java/gr/uom/java/xmi/diff/UMLCommentListDiff.java
index ad9027e3e..1deb9e5e9 100644
--- a/src/main/java/gr/uom/java/xmi/diff/UMLCommentListDiff.java
+++ b/src/main/java/gr/uom/java/xmi/diff/UMLCommentListDiff.java
@@ -60,11 +60,29 @@ public UMLCommentListDiff(List<UMLComment> commentsBefore, List<UMLComment> comm
 						deletedComments.remove(commentBefore);
 						addedComments.remove(commentAfter);
 					}
+					groupsBeforeToBeRemoved.add(groupBefore);
+					groupsAfterToBeRemoved.add(groupAfter);
+					break;
+				}
+			}
+		}
+		groupsBefore.removeAll(groupsBeforeToBeRemoved);
+		groupsAfter.removeAll(groupsAfterToBeRemoved);
+		if(!(allRemainingCommentsBelongToGroups(deletedComments, groupsBefore) && allRemainingCommentsBelongToGroups(addedComments, groupsAfter)))
+			processRemainingComments(deletedComments, addedComments);
+	}
+
+	private boolean allRemainingCommentsBelongToGroups(List<UMLComment> comments, List<UMLCommentGroup> groups) {
+		int matches = 0;
+		for(UMLComment comment : comments) {
+			for(UMLCommentGroup group : groups) {
+				if(group.getGroup().contains(comment) && group.getGroup().size() > 1) {
+					matches++;
 					break;
 				}
 			}
 		}
-		processRemainingComments(deletedComments, addedComments);
+		return matches == comments.size();
 	}
 
 	public UMLCommentListDiff(UMLCommentGroup groupBefore, UMLCommentGroup groupAfter) {
diff --git a/src/test/resources/mappings/jgit-1b783d037091266b035e1727db6b6ce7a397ef63.txt b/src/test/resources/mappings/jgit-1b783d037091266b035e1727db6b6ce7a397ef63.txt
index 482afa92f..20c97e489 100644
--- a/src/test/resources/mappings/jgit-1b783d037091266b035e1727db6b6ce7a397ef63.txt
+++ b/src/test/resources/mappings/jgit-1b783d037091266b035e1727db6b6ce7a397ef63.txt
@@ -29,5 +29,4 @@ line range:1008-1008==line range:1032-1032
 line range:1009-1009==line range:1033-1033
 line range:1054-1054==line range:1105-1105
 line range:1055-1055==line range:1106-1106
-line range:1056-1056==line range:1107-1107
-line range:1042-1042==line range:1053-1053
\ No newline at end of file
+line range:1056-1056==line range:1107-1107
\ No newline at end of file