NPE in IdeProcessingEnvImpl.replacePlaceholdersUsing() if Map entry has no value #4640

[jarthana]

What it does

Fixes #4640

How to test

Author checklist

• I have thoroughly tested my changes
• The change is following the coding conventions
• I have signed the Eclipse Contributor Agreement (ECA)

[eclipse-jdt-bot]

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

org.eclipse.jdt.apt.pluggable.tests/META-INF/MANIFEST.MF
org.eclipse.jdt.apt.pluggable.tests/pom.xml

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 e0b7b98c0cbf7bcfc4b27516d361e93fd9d7e121 Mon Sep 17 00:00:00 2001
From: Eclipse JDT Bot <[email protected]>
Date: Mon, 1 Dec 2025 07:36:22 +0000
Subject: [PATCH] Version bump(s) for 4.39 stream


diff --git a/org.eclipse.jdt.apt.pluggable.tests/META-INF/MANIFEST.MF b/org.eclipse.jdt.apt.pluggable.tests/META-INF/MANIFEST.MF
index fce02106d0..d2e3ba964b 100644
--- a/org.eclipse.jdt.apt.pluggable.tests/META-INF/MANIFEST.MF
+++ b/org.eclipse.jdt.apt.pluggable.tests/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: %pluginName
 Bundle-SymbolicName: org.eclipse.jdt.apt.pluggable.tests;singleton:=true
-Bundle-Version: 3.6.800.qualifier
+Bundle-Version: 3.6.900.qualifier
 Bundle-Activator: org.eclipse.jdt.apt.pluggable.tests.Apt6TestsPlugin
 Bundle-Localization: plugin
 Require-Bundle: org.junit,
diff --git a/org.eclipse.jdt.apt.pluggable.tests/pom.xml b/org.eclipse.jdt.apt.pluggable.tests/pom.xml
index d19b75809a..12733a9620 100644
--- a/org.eclipse.jdt.apt.pluggable.tests/pom.xml
+++ b/org.eclipse.jdt.apt.pluggable.tests/pom.xml
@@ -19,7 +19,7 @@
     <relativePath>../tests-pom/</relativePath>
   </parent>
   <artifactId>org.eclipse.jdt.apt.pluggable.tests</artifactId>
-  <version>3.6.800-SNAPSHOT</version>
+  <version>3.6.900-SNAPSHOT</version>
   <packaging>eclipse-test-plugin</packaging>
   <properties>
   	<testSuite>${project.artifactId}</testSuite>
-- 
2.51.2

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

[github-actions]

Test Results

   566 files  +  184     566 suites  +184   15m 29s ⏱️ +48s
80 465 tests +9 094  80 465 ✅ +9 134  0 💤 ±0  0 ❌ ±0 
41 173 runs  +9 094  41 173 ✅ +9 134  0 💤 ±0  0 ❌ ±0 

Results for commit d652751. ± Comparison against base commit 940c710.

This pull request removes 40 and adds 9134 tests. Note that renamed tests count towards both.

org.eclipse.jdt.core.tests.RunAllJdtModelTestsTracing ‑ Unknown test
org.eclipse.jdt.core.tests.model.SuiteOfTestCases$Suite ‑ org.eclipse.jdt.core.tests.model.AttachSourceTests
org.eclipse.jdt.core.tests.model.SuiteOfTestCases$Suite ‑ org.eclipse.jdt.core.tests.model.AttachedJavadocTests
org.eclipse.jdt.core.tests.model.SuiteOfTestCases$Suite ‑ org.eclipse.jdt.core.tests.model.AttachedJavadocTests21
org.eclipse.jdt.core.tests.model.SuiteOfTestCases$Suite ‑ org.eclipse.jdt.core.tests.model.CompilationUnitTests
org.eclipse.jdt.core.tests.model.SuiteOfTestCases$Suite ‑ org.eclipse.jdt.core.tests.model.CompilationUnitTests16
org.eclipse.jdt.core.tests.model.SuiteOfTestCases$Suite ‑ org.eclipse.jdt.core.tests.model.JavaProjectTests
org.eclipse.jdt.core.tests.model.SuiteOfTestCases$Suite ‑ org.eclipse.jdt.core.tests.model.JavaSearchBugs10Tests
org.eclipse.jdt.core.tests.model.SuiteOfTestCases$Suite ‑ org.eclipse.jdt.core.tests.model.JavaSearchBugs13Tests
org.eclipse.jdt.core.tests.model.SuiteOfTestCases$Suite ‑ org.eclipse.jdt.core.tests.model.JavaSearchBugs14SwitchExpressionTests
…

org.eclipse.jdt.apt.pluggable.tests.BuilderTests ‑ testGHIssue4640
org.eclipse.jdt.apt.tests.APITests ‑ testAptUtil
org.eclipse.jdt.apt.tests.APITests ‑ testMessagerAPI
org.eclipse.jdt.apt.tests.AnnotationProcessingCompilerToolTest ‑ test_github1654
org.eclipse.jdt.apt.tests.AnnotationProcessingCompilerToolTest ‑ test_github844
org.eclipse.jdt.apt.tests.AnnotationValueConversionTests ‑ testArrayElementConversion
org.eclipse.jdt.apt.tests.AnnotationValueConversionTests ‑ testArrayElementConversion_Reflection
org.eclipse.jdt.apt.tests.AnnotationValueConversionTests ‑ testArrayification
org.eclipse.jdt.apt.tests.AnnotationValueConversionTests ‑ testArrayification_Reflection
org.eclipse.jdt.apt.tests.AnnotationValueConversionTests ‑ testByteConversion
…

♻️ This comment has been updated with latest results.