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Eclipse IDE 2025-03 Improvements Video

• March 12, 2025 (calendar) - projects - wiki - website (New & Noteworthy) - splash screen
• Builds: latest unreleased → released (Jenkins, *.aggrcon, update sites: staging, release)
• Social media: X/Twitter, Mastodon, YouTube (Eclipse IDE playlist)

Sources

• Java, Maven, Gradle
  • Java development tools (JDT) 4.34→4.35: Eclipse 4.35 - New and Noteworthy - Java Development Tools (log), Git core UI
    • Java 24: issues
  • (EclEmma (Java code coverage) 3.1.9: changes (JaCoCo), commits, bugs)
  • M2Eclipse (Maven) 2.7.0→2.8.0: release notes, commits, issues
    • (LemMinx-Maven 0.11.1 (included via m2e): release notes, commits, issues)
  • (Buildship (Gradle) 3.1.9→3.1.10: review, commits, announcements)
• General
  • Platform 4.34→4.35: Eclipse 4.35 - New and Noteworthy - Platform and Equinox (log), Git UI platform
  • (Marketplace Client (MPC) 1.11.0→1.12.0: commits, issues)
  • (Mylyn (task-focused UI) 4.5.0→4.6.0: commits)
  • (Oomph 1.35→1.36: commits, issus)
  • (EPP: changelog, commits, issues)
• (JGit/EGit 7.1→7.2: wiki JGit/EGit, review JGit/EGit, commits JGit/EGit)
• Web, XML
  • (Wild Web Developer 1.3.9: GitHub, release notes, commits)
    • (JavaScript/TypeScript language server ("typescript": "..."; plugins/org.eclipse.wildwebdeveloper_<version>/node_modules/typescript/package.json): 5.7.2 releases, announcement 5.6, 5.7)
    • (LemMinX 0.28.0 (org.eclipse.lemminx ... <version>...</version>): GitHub, changelog)
    • (TM4E (TextMate) 0.14.0→0.14.1: GitHub, review, releases, commits)
    • LSP4E (LSP Eclipse IDE integration) 0.26.4→0.27.1: GitHub, releases, commits, review
    • (LSP4J (LSP Java binding) 0.23.1→0.24.0: GitHub, releases, commits, review)
  • (Web Tools Platform 3.36→3.37: commits JSF/JEE/Dali/Server Tools/Source Editing)
• (C/C++, PHP)
  • (CDT (C/C++) 11.6.1→12.0.0: New & Noteworthy, releases, commits, issues)
    📽️ Eclipse CDT 12.0 New and Noteworthy (5:42) (issue)
    • (CDT-LSP 2.0.0→3.0.0: commits, release)
    • (Embedded CDT (C/C++ for Arm/RISC-V) 6.6.1: GitHub, commits, review, news)
  • (PDT (PHP) 8.2.0: issues, commits, New & Noteworthy 8.2)

Features to show

• Java 📽️
  • "Welcome with a fresh light theme": Enhanced light theme see General/Platform below
  • Java 24 support via Marketplace
    • By the way, GitHub Copilot is also finally available on the Marketplace
  • Java editor
    • New quick fix: Add permitted types cases: for switch statements/expressions of a sealed type (adds also null and default to make the switch exhaustive)
    • Folding for control statements
  • (Clean-ups)
    • (New: Java Feature > Java 21 > Pattern instanceof to Switch: if (... instanceof ...) { ... → switch (...) { case ... -> ...; does not work in some cases, so maybe show it in the next release when it has been fixed and improved)
    • (Enhanced: Java Feature > Java 15 > Convert String concatenation to text block > Include StringBuffer or StringBuilder concatenations)
  • Debug
    • Variables view: Compare objects
    • Variables/Expressions views: Enhanced formatting for exception objects
    • Detail formatters for primitives and primitives arrays: in the preferences Java > Debug > Detail Formatters hit Add... (see issue)
  • Performance
    • Performance issues of type inference, e.g. List<Map.Entry<String, String>> value = Arrays.asList(Map.entry("key", "value"), Map.entry("key", "value"), ...);
      • (BoundSet: move properTypesByInferenceVariable before loop)
      • (InferenceVariable.hashCode: avoid Mersenne prime)
    • (Some updates for DOM-first code selection)
    • (DiskIndex: use BufferedOutputStream: IndexManagerTests 28s → 22s)
    • (HierarchyResolver: check redundant superinterfaces only once (see code example))
    • (Faster JavaProject.CycleInfo#add)
    • (Avoid File.getCanonicalPath() 1, 2)
    • (determineIfOnClasspath with last project used)
    • (Improve performance in CharOperation)
    • (Optimized ClasspathDirectory)
    • (Batch compiler util: writeToDisk use Files.write())
  • Maven 📽️
    • Support for variables in Maven installations: in the preferences Maven > Installations hit Add... and use e.g. ${env_var:MVN3} as Insallation home (works with Maven 3.x; 4.x will be rejected)
    • (Code completion in bnd-maven-plugin and felix-bundle-plugin: see commit (see also Apache Felix Maven Bundle Plugin (BND)))
  • (Gradle)
• General/Platform 📽️
  • UI
    • (Enhanced light theme: already mentioned above)
    • Enhanced monitor-specific UI scaling (experimental, Windows only)
    • (Edge as default browser on Windows)
    • (In the preferences General > Keys Up/Down/Left/Right as ↑/↓/←/→)
    • (Reset in colors preference page now respects theme-specific defaults)
  • (Quick Search: in ... field with history drop-down)
  • Language pack updated
  • eclipse.ini settings
    • No more with -Xmx and -Xms
    • (New system property: eclipse.appName, e.g. -Declipse.appName=EclipseJavaIDE (on Windows, in the task bar apps with the same name will be stacked))
  • (Performance)
    • (Avoid O(n^2) in DeadlockDetector.lockAcquired())
    • (Implement filter-based TableViewer as a counterpart to the FilteredTree)
• (Git)
• Web
  • New preference Language Servers > Folding
    • License Header Comments (comments matching (?i)(copyright|licensed under|all rights reserved|SPDX-License-Identifier))
  • (Outline view with Collapse All button)
  • (jst.web 6.1 facet version support)
• (Under development)
  • (Initiative 31: Prototyping work for candidate technology evaluation on Eclipse SWT)
  • (JDT to support javac instead of ejc driven by jdtls: incubator)
  • (Gradle: Kotlin DSL support: build.gradle.kts (does not work on Windows yet))
  • (Debug: show values inline (not yet supported in Java, JavaScript, etc.))
  • (Run/Debug As > ... right-click menu directly shows available launch configurations_: supported by JDT?)

Publish

• → As YouTube video (title prefix until release: +++Coming on March 12, 2025+++ )