{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"vscode-vscjava-vscode-java-upgrade","slug":"github-copilot-modernization-upgrade-for-java","name":"GitHub Copilot modernization - upgrade for Java","type":"extension","url":"https://marketplace.visualstudio.com/items?itemName=vscjava.vscode-java-upgrade","page_url":"https://unfragile.ai/github-copilot-modernization-upgrade-for-java","categories":["code-editors"],"tags":["java","language-model-tools","tools"],"pricing":{"model":"freemium","free":true,"starting_price":null},"status":"active","verified":false},"capabilities":[{"id":"vscode-vscjava-vscode-java-upgrade__cap_0","uri":"capability://planning.reasoning.project.wide.java.dependency.analysis.and.upgrade.planning","name":"project-wide java dependency analysis and upgrade planning","description":"Scans the entire Java project structure, parses build configuration (Maven/Gradle), and inventories all direct and transitive dependencies. Generates a customizable upgrade plan that identifies outdated libraries, framework versions, and Java language features, presenting recommendations in a VS Code UI panel that developers can review, edit, and approve before execution. Uses AST-level analysis to understand dependency usage patterns across the codebase.","intents":["I need to understand which dependencies in my Java project are outdated and what the upgrade path looks like","I want to see a prioritized list of upgrades before committing to changes","I need to customize the upgrade plan to skip certain dependencies or target specific versions"],"best_for":["Java development teams managing legacy or mid-lifecycle projects","DevOps engineers planning dependency refresh cycles","Solo developers maintaining multiple Java projects"],"limitations":["Requires Maven or Gradle build system (support for other build tools unknown)","Analysis scope limited to project dependencies; does not analyze transitive dependency conflicts at depth","Plan generation speed unknown for very large monorepos with 100+ dependencies"],"requires":["VS Code 1.70+ (exact minimum version unknown)","Java Development Kit (JDK version unknown, likely 8+)","Maven 3.6+ or Gradle 6.0+ for build configuration parsing","GitHub Copilot subscription or API access"],"input_types":["pom.xml or build.gradle files","Java source code (for usage pattern analysis)","Project directory structure"],"output_types":["structured upgrade plan (JSON/YAML format unknown)","dependency change summary with version deltas","risk assessment per dependency"],"categories":["planning-reasoning","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-vscjava-vscode-java-upgrade__cap_1","uri":"capability://code.generation.editing.automated.java.code.transformation.with.openrewrite","name":"automated java code transformation with openrewrite","description":"Executes code transformations against the Java project using OpenRewrite, an open-source framework that applies composable, recipe-based code modifications. Transformations are applied at the AST level, ensuring structural correctness (not regex-based). The extension runs transformations in a controlled manner, validates syntax, and automatically resolves build issues by re-running Maven/Gradle builds and fixing compilation errors.","intents":["I want to automatically update my Java code to use new APIs or language features after upgrading dependencies","I need to refactor code patterns across the entire project (e.g., migrate from deprecated APIs)","I want to ensure build consistency after applying code changes"],"best_for":["Teams upgrading across major Java versions (e.g., Java 8 to 17)","Projects migrating from deprecated frameworks or libraries","Developers seeking automated refactoring without manual code review per file"],"limitations":["Transformation recipes are predefined by OpenRewrite; custom recipe creation requires external tooling","Build validation requires Maven/Gradle to be installed and functional; failures may require manual intervention","Complex refactorings involving business logic changes may produce incorrect transformations requiring human review","Performance degrades on projects with 10,000+ Java files (exact threshold unknown)"],"requires":["OpenRewrite framework (version unknown, likely 8.0+)","Maven 3.6+ or Gradle 6.0+ with working build environment","Sufficient disk space for build artifacts during validation","GitHub Copilot backend access for LLM-assisted error resolution"],"input_types":["Java source files (.java)","Build configuration (pom.xml, build.gradle)","OpenRewrite recipe definitions"],"output_types":["transformed Java source code","updated build configuration files","build validation logs","error reports with remediation suggestions"],"categories":["code-generation-editing","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-vscjava-vscode-java-upgrade__cap_2","uri":"capability://safety.moderation.post.upgrade.cve.scanning.and.automated.remediation","name":"post-upgrade cve scanning and automated remediation","description":"After code transformation completes, scans all dependencies and transitive libraries for known Common Vulnerabilities and Exposures (CVEs) using a vulnerability database. Identifies vulnerable versions, cross-references with available patches, and uses GitHub Copilot's 'Agent Mode' to automatically apply fixes by updating dependency versions or applying security patches. Detects code inconsistencies introduced by upgrades and suggests corrections.","intents":["I need to ensure my upgraded dependencies don't introduce new security vulnerabilities","I want to automatically patch CVEs without manually researching and applying fixes","I need to verify that the upgrade process didn't introduce code inconsistencies or breaking changes"],"best_for":["Security-conscious teams with compliance requirements (SOC2, HIPAA, PCI-DSS)","DevSecOps engineers automating vulnerability remediation","Organizations with large Java portfolios requiring continuous security scanning"],"limitations":["CVE database freshness unknown; may lag behind newly disclosed vulnerabilities by hours or days","Automated fixes may not be available for all CVEs; some require manual code changes","Agent Mode execution requires GitHub Copilot API access and may fail on complex remediation scenarios","False positives possible if vulnerability database includes transitive dependencies not actually used in code"],"requires":["GitHub Copilot subscription with Agent Mode enabled","Network access to CVE vulnerability databases (likely NVD or similar)","Maven/Gradle for dependency resolution and version constraint validation","Write permissions to project files for applying patches"],"input_types":["dependency manifests (pom.xml, build.gradle)","Java source code for inconsistency detection","CVE database queries"],"output_types":["CVE report with severity ratings","remediation recommendations with version updates","applied patches and code fixes","inconsistency detection report"],"categories":["safety-moderation","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-vscjava-vscode-java-upgrade__cap_3","uri":"capability://code.generation.editing.ai.assisted.unit.test.generation.for.upgraded.code","name":"ai-assisted unit test generation for upgraded code","description":"Generates new unit test cases using GitHub Copilot to increase test coverage for code modified during the upgrade process. Analyzes which methods and classes were changed, understands their new signatures and behavior, and generates test cases that validate the upgraded code. Tests are generated separately from the upgrade process, allowing developers to review and integrate them independently. Uses LLM-based code understanding to infer test scenarios from method signatures and documentation.","intents":["I want to increase test coverage for code that was automatically refactored during the upgrade","I need to generate test cases that validate the new behavior of upgraded APIs","I want to ensure the upgrade didn't break functionality that existing tests don't cover"],"best_for":["Teams with low test coverage seeking to improve coverage during upgrades","Projects using JUnit 4/5 with existing test infrastructure","Developers who want AI assistance in writing boilerplate test code"],"limitations":["Generated tests may not cover edge cases or business logic nuances; human review required","Test generation quality depends on code documentation and method naming clarity","Integration with existing test frameworks (JUnit, TestNG, Mockito) assumed but not explicitly documented","No support for integration tests or end-to-end test generation","Generated tests may have false positives if LLM misunderstands method intent"],"requires":["GitHub Copilot subscription","JUnit 4 or JUnit 5 (or compatible test framework)","Java source files with clear method signatures and documentation","Maven/Gradle for test execution and validation"],"input_types":["Java source files (.java) with modified methods","Existing test files for pattern matching","Method signatures and JavaDoc comments"],"output_types":["generated test class files (.java)","test case code with assertions","test coverage report"],"categories":["code-generation-editing","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-vscjava-vscode-java-upgrade__cap_4","uri":"capability://text.generation.language.comprehensive.upgrade.summary.and.change.tracking","name":"comprehensive upgrade summary and change tracking","description":"Generates a detailed summary report after the upgrade process completes, documenting all file changes, updated dependencies with version deltas, test results, and remaining issues. Tracks commits and logs changes in a working branch, providing a complete audit trail. Summary includes metrics like number of files modified, dependencies upgraded, CVEs resolved, and test coverage delta. Enables developers to review the entire upgrade impact before merging to main branch.","intents":["I need a comprehensive view of what changed during the upgrade process","I want to track which dependencies were upgraded and by how much","I need to document the upgrade for compliance or team communication purposes","I want to review test results and identify remaining issues before merging"],"best_for":["Technical leads reviewing upgrade PRs before merge","Teams with change management or compliance requirements","DevOps engineers tracking upgrade metrics across multiple projects","Developers communicating upgrade scope to non-technical stakeholders"],"limitations":["Summary format and structure not documented; export formats (PDF, JSON, HTML) unknown","Commit history tracking requires Git integration; behavior with other VCS unknown","Remaining issues may require manual triage if LLM-based detection produces false positives","No built-in integration with issue tracking systems (Jira, GitHub Issues) for logging issues"],"requires":["Git repository with working branch support","GitHub Copilot for LLM-based summary generation","Maven/Gradle for test result aggregation"],"input_types":["file change diffs","dependency version manifests","test execution logs","build output and error logs"],"output_types":["summary report (format unknown, likely markdown or HTML)","dependency change matrix","test results summary","remaining issues list","Git commit log in working branch"],"categories":["text-generation-language","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-vscjava-vscode-java-upgrade__cap_5","uri":"capability://planning.reasoning.interactive.upgrade.plan.editing.and.customization","name":"interactive upgrade plan editing and customization","description":"Presents the generated upgrade plan in a VS Code UI panel where developers can review, edit, and customize recommendations before execution. Allows selective enabling/disabling of specific upgrades, version pinning, and dependency exclusions. Changes to the plan are validated in real-time (e.g., checking for version conflicts) and reflected in the execution preview. Developers can add notes or justifications for customizations, which are preserved in the audit trail.","intents":["I want to skip upgrading certain dependencies that I know will cause issues","I need to pin specific versions for compatibility with other tools or frameworks","I want to review the upgrade plan and make informed decisions before automation runs","I need to document why I'm deviating from the recommended upgrade path"],"best_for":["Experienced Java developers who understand dependency constraints","Teams with complex dependency graphs requiring manual override","Organizations with strict version pinning policies for compliance"],"limitations":["UI for plan editing not documented; unclear if it supports drag-drop, checkboxes, or text-based editing","Real-time validation may be slow for projects with 100+ dependencies","No support for conditional upgrades (e.g., 'upgrade only if Java version is 11+')","Custom notes/justifications storage mechanism unknown; may not persist across sessions"],"requires":["VS Code 1.70+ (exact minimum version unknown)","GitHub Copilot for plan generation","Maven/Gradle for dependency conflict validation"],"input_types":["generated upgrade plan (JSON/YAML format unknown)","developer customization inputs (text, selections)","dependency conflict data"],"output_types":["customized upgrade plan","conflict validation results","execution preview with delta visualization","audit notes"],"categories":["planning-reasoning","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-vscjava-vscode-java-upgrade__cap_6","uri":"capability://code.generation.editing.java.language.feature.modernization.recommendations","name":"java language feature modernization recommendations","description":"Analyzes Java source code to identify opportunities for using newer language features (e.g., lambda expressions, records, sealed classes, pattern matching) available in the target Java version. Generates recommendations for code patterns that can be simplified or improved using modern syntax. Uses AST analysis to understand code structure and LLM reasoning to suggest idiomatic Java patterns. Recommendations are presented alongside upgrade plans and can be applied selectively.","intents":["I want to modernize my Java codebase to use newer language features after upgrading the JDK","I need to identify code patterns that can be simplified with Java 11+ features","I want to improve code readability by adopting modern Java idioms"],"best_for":["Teams upgrading from Java 8 to Java 11+ or later","Developers seeking to improve code quality and readability","Projects with legacy code that would benefit from modernization"],"limitations":["Recommendations are suggestions only; not all patterns can be safely modernized without behavior changes","Complex refactorings (e.g., converting nested classes to records) may require manual review","Recommendations may conflict with team coding standards or style guides","Performance impact of modernized code unknown; some patterns may be slower than legacy equivalents"],"requires":["Target Java version specified (e.g., Java 17, Java 21)","GitHub Copilot for LLM-based pattern analysis","OpenRewrite for AST-based code transformation"],"input_types":["Java source files (.java)","target Java version specification"],"output_types":["modernization recommendations with before/after code examples","risk assessment per recommendation","automated transformations (optional)"],"categories":["code-generation-editing","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-vscjava-vscode-java-upgrade__cap_7","uri":"capability://automation.workflow.build.system.compatibility.validation","name":"build system compatibility validation","description":"Validates that upgraded dependencies are compatible with the project's build system (Maven or Gradle) and Java version. Checks for plugin version compatibility, enforces dependency constraint rules, and detects conflicts between transitive dependencies. Runs the build system to validate that the project compiles and tests pass after upgrades. Automatically suggests build configuration changes (e.g., updating plugin versions) if needed to resolve incompatibilities.","intents":["I need to ensure upgraded dependencies don't break my Maven/Gradle build","I want to validate that my project still compiles and tests pass after the upgrade","I need to identify and resolve build system compatibility issues automatically"],"best_for":["Teams with complex Maven/Gradle configurations","Projects with many plugins and custom build steps","DevOps engineers automating build validation in CI/CD pipelines"],"limitations":["Build validation requires Maven/Gradle to be installed and functional; network access to artifact repositories required","Build failures due to custom plugins or proprietary tools may not be automatically resolvable","Validation time scales with project size; large projects may take 5-10 minutes per validation","No support for non-standard build systems (Bazel, Ant, custom scripts)"],"requires":["Maven 3.6+ or Gradle 6.0+ installed and configured","Network access to Maven Central or custom artifact repositories","Java Development Kit (JDK) matching project requirements","Sufficient disk space for build artifacts and caches"],"input_types":["pom.xml or build.gradle files","Java source files","build configuration and plugin definitions"],"output_types":["build validation report (success/failure)","compilation errors and warnings","test execution results","suggested build configuration changes"],"categories":["automation-workflow","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-vscjava-vscode-java-upgrade__cap_8","uri":"capability://automation.workflow.working.branch.isolation.and.rollback.support","name":"working branch isolation and rollback support","description":"Executes all upgrade operations in an isolated Git working branch, preserving the main branch in its original state. All changes (code transformations, dependency updates, test generation) are committed to the working branch with detailed commit messages. Developers can review changes in the working branch, run additional tests, and merge to main when confident. If issues arise, developers can discard the working branch and start over, or cherry-pick specific commits. Provides Git diff visualization in VS Code for easy review.","intents":["I want to safely experiment with upgrades without affecting the main branch","I need to review all changes before merging to production","I want to be able to rollback if the upgrade introduces issues","I need to understand exactly what changed in each step of the upgrade"],"best_for":["Teams using Git with branch-based workflows","Projects with CI/CD pipelines that validate PRs before merge","Risk-averse organizations requiring thorough change review"],"limitations":["Requires Git repository; behavior with other VCS (Mercurial, Perforce) unknown","Working branch isolation adds complexity; developers must understand Git workflows","Merge conflicts possible if main branch changes during upgrade process","No automatic conflict resolution; developers must manually resolve conflicts"],"requires":["Git repository with write permissions","VS Code 1.70+ with Git integration","GitHub Copilot for commit message generation"],"input_types":["Git repository state","upgrade operations and changes"],"output_types":["working branch with commits","Git diff visualization","commit messages with detailed descriptions"],"categories":["automation-workflow","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"vscode-vscjava-vscode-java-upgrade__cap_9","uri":"capability://safety.moderation.telemetry.and.usage.data.collection","name":"telemetry and usage data collection","description":"Collects anonymized usage telemetry about extension behavior, including which features are used, upgrade success rates, and performance metrics. Data is sent to Microsoft for product improvement purposes. Developers can disable telemetry by setting the `telemetry.enableTelemetry` VS Code configuration to `false`. Telemetry data is governed by the VS Code privacy statement and GitHub Copilot Product Specific Terms.","intents":["I want to understand how the extension is being used across my organization","I need to disable telemetry for privacy or compliance reasons","I want to contribute usage data to help improve the product"],"best_for":["Organizations with privacy or compliance requirements (GDPR, HIPAA, SOC2)","Teams seeking to understand feature adoption and usage patterns","Developers comfortable with data collection for product improvement"],"limitations":["Telemetry cannot be selectively disabled per feature; it's all-or-nothing","Data retention policies and deletion procedures unknown","No transparency into what specific data is collected beyond 'usage telemetry'","Disabling telemetry may prevent bug reporting and feature improvement feedback"],"requires":["VS Code 1.70+ (exact minimum version unknown)","Network access to Microsoft telemetry endpoints","Acceptance of GitHub Copilot Product Specific Terms"],"input_types":["extension usage events","upgrade operation metrics","error and exception logs"],"output_types":["anonymized telemetry data sent to Microsoft","usage reports (internal to Microsoft)"],"categories":["safety-moderation","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":46,"verified":false,"data_access_risk":"high","permissions":["VS Code 1.70+ (exact minimum version unknown)","Java Development Kit (JDK version unknown, likely 8+)","Maven 3.6+ or Gradle 6.0+ for build configuration parsing","GitHub Copilot subscription or API access","OpenRewrite framework (version unknown, likely 8.0+)","Maven 3.6+ or Gradle 6.0+ with working build environment","Sufficient disk space for build artifacts during validation","GitHub Copilot backend access for LLM-assisted error resolution","GitHub Copilot subscription with Agent Mode enabled","Network access to CVE vulnerability databases (likely NVD or similar)"],"failure_modes":["Requires Maven or Gradle build system (support for other build tools unknown)","Analysis scope limited to project dependencies; does not analyze transitive dependency conflicts at depth","Plan generation speed unknown for very large monorepos with 100+ dependencies","Transformation recipes are predefined by OpenRewrite; custom recipe creation requires external tooling","Build validation requires Maven/Gradle to be installed and functional; failures may require manual intervention","Complex refactorings involving business logic changes may produce incorrect transformations requiring human review","Performance degrades on projects with 10,000+ Java files (exact threshold unknown)","CVE database freshness unknown; may lag behind newly disclosed vulnerabilities by hours or days","Automated fixes may not be available for all CVEs; some require manual code changes","Agent Mode execution requires GitHub Copilot API access and may fail on complex remediation scenarios","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.79,"quality":0.3,"ecosystem":0.24,"match_graph":0.25,"freshness":0.75,"weights":{"adoption":0.25,"quality":0.25,"ecosystem":0.15,"match_graph":0.23,"freshness":0.12}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-05-24T12:16:34.803Z","last_scraped_at":"2026-05-03T15:20:32.168Z","last_commit":null},"community":{"stars":null,"forks":null,"weekly_downloads":null,"model_downloads":null,"model_likes":null}},"distribution":{"claim_url":"https://unfragile.ai/submit?claim=github-copilot-modernization-upgrade-for-java","compare_url":"https://unfragile.ai/compare?artifact=github-copilot-modernization-upgrade-for-java"}},"signature":"hBZ4w4Eupa0q1i6OmC0B3DvG0D9HsNWjANvx/Pw7CkhLU2GEOOfeNEOPE6cEt4gfmyu2K2//7aU1S+61/OHNAg==","signedAt":"2026-06-21T03:05:48.692Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/github-copilot-modernization-upgrade-for-java","artifact":"https://unfragile.ai/github-copilot-modernization-upgrade-for-java","verify":"https://unfragile.ai/api/v1/verify?slug=github-copilot-modernization-upgrade-for-java","publicKey":"https://unfragile.ai/api/v1/trust-passport-public-key","spec":"https://unfragile.ai/trust","schema":"https://unfragile.ai/schema.json","docs":"https://unfragile.ai/docs"}}