Add a job family for LastSaveReferenceProvider.ReadJob

[trancexpress]

Tests that change file buffers of editors must wait on jobs that also do changes in parallel. LastSaveReferenceProvider.ReadJob is one such job, this change adds a job family which tests can wait on.

See: eclipse-jdt/eclipse.jdt.ui#1445

[github-actions]

Test Results

   858 files  ±0     858 suites  ±0   1h 4m 59s ⏱️ + 10m 22s
 8 216 tests ±0   7 972 ✅  - 1  243 💤 ±0  1 ❌ +1 
20 553 runs  ±0  19 882 ✅  - 1  670 💤 ±0  1 ❌ +1 

For more details on these failures, see this check.

Results for commit 122914b. ± Comparison against base commit b671c1d.

♻️ This comment has been updated with latest results.

[eclipse-platform-bot]

This pull request changes some projects for the first time in this development cycle.
Therefore the following files need a version increment:

bundles/org.eclipse.ui.editors/META-INF/MANIFEST.MF

An additional commit containing all the necessary changes was pushed to the top of this PR's branch. To obtain these changes (for example if you want to push more changes) either fetch from your fork or apply the git patch.

Git patch

From 86cf81b5952cfc810fba9c4183bfd66752d2439e Mon Sep 17 00:00:00 2001
From: Eclipse Platform Bot <platform-bot@eclipse.org>
Date: Mon, 31 Aug 2026 07:02:53 +0000
Subject: [PATCH] Version bump(s) for 4.42 stream


diff --git a/bundles/org.eclipse.ui.editors/META-INF/MANIFEST.MF b/bundles/org.eclipse.ui.editors/META-INF/MANIFEST.MF
index 8cdb3e3954..b55671b7dc 100644
--- a/bundles/org.eclipse.ui.editors/META-INF/MANIFEST.MF
+++ b/bundles/org.eclipse.ui.editors/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: %pluginName
 Bundle-SymbolicName: org.eclipse.ui.editors; singleton:=true
-Bundle-Version: 3.22.100.qualifier
+Bundle-Version: 3.22.200.qualifier
 Bundle-Activator: org.eclipse.ui.internal.editors.text.EditorsPlugin
 Bundle-ActivationPolicy: lazy
 Bundle-Vendor: %providerName
-- 
2.55.0

Further information are available in Common Build Issues - Missing version increments.

[trancexpress]

1 failure in the Windows tests:

Tests run: 2, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 0.548 s <<< FAILURE! -- in org.eclipse.search.tests.filesearch.ResultUpdaterTest
org.eclipse.search.tests.AllSearchTests.testRemoveProject -- Time elapsed: 0.250 s
org.eclipse.search.tests.AllSearchTests.testRemoveFile -- Time elapsed: 0.293 s <<< FAILURE!
org.opentest4j.AssertionFailedError: expected: <823> but was: <887>
	at org.junit.jupiter.api.AssertionFailureBuilder.build(AssertionFailureBuilder.java:151)
	at org.junit.jupiter.api.AssertionFailureBuilder.buildAndThrow(AssertionFailureBuilder.java:132)
	at org.junit.jupiter.api.AssertEquals.failNotEqual(AssertEquals.java:197)
	at org.junit.jupiter.api.AssertEquals.assertEquals(AssertEquals.java:150)
	at org.junit.jupiter.api.AssertEquals.assertEquals(AssertEquals.java:145)
	at org.junit.jupiter.api.Assertions.assertEquals(Assertions.java:531)
	at org.eclipse.search.tests.filesearch.ResultUpdaterTest.testRemoveFile(ResultUpdaterTest.java:64)
	at java.base/java.lang.reflect.Method.invoke(Method.java:580)
	at java.base/java.util.ArrayList.forEach(ArrayList.java:1596)
	at java.base/java.util.ArrayList.forEach(ArrayList.java:1596)