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[GenAI] Add support for net.java.dev.jna:jna-platform:5.12.1 using gpt-5.5 (#8670)
* Scaffold net.java.dev.jna:jna-platform:5.12.1 * Dynamic-access coverage for com.sun.jna.platform.WindowUtils$MacWindowUtils$1 (4/27) * Dynamic-access coverage for com.sun.jna.platform.win32.COM.util.Convert (4/27) * Dynamic-access coverage for com.sun.jna.platform.win32.DdemlUtil$MessageLoopWrapper (8/27) * Partial dynamic-access coverage for com.sun.jna.platform.WindowUtils$X11WindowUtils (1/2) * Dynamic-access coverage for com.sun.jna.platform.win32.DdemlUtil$StandaloneDdeClient (13/27) * Native metadata for com.sun.jna.platform.win32.DdemlUtil$StandaloneDdeClient__native_batch_5 * Dynamic-access coverage for com.sun.jna.platform.win32.COM.tlb.imp.TlbBase (5/27) * Dynamic-access coverage for com.sun.jna.platform.win32.COM.util.ProxyObject (7/27) * Dynamic-access coverage for com.sun.jna.platform.win32.OaIdlUtil (8/27) * Dynamic-access coverage for com.sun.jna.platform.win32.User32Util$MessageLoopThread$Handler$1 (9/27) * Dynamic-access coverage for com.sun.jna.platform.win32.Win32Exception (10/27) * Native metadata for com.sun.jna.platform.win32.Win32Exception__native_batch_5 * Update generated library support for net.java.dev.jna:jna-platform:5.12.1 * Add support for net.java.dev.jna:jna-platform:5.12.1
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‎metadata/net.java.dev.jna/jna-platform/5.12.1/reachability-metadata.json‎

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‎metadata/net.java.dev.jna/jna-platform/index.json‎

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[
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{
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"latest" : true,
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"metadata-version" : "5.12.1",
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"source-code-url" : "https://repo.maven.apache.org/maven2/net/java/dev/jna/jna-platform/$version$/jna-platform-$version$-sources.jar",
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"repository-url" : "https://github.com/java-native-access/jna",
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"test-code-url" : "https://github.com/java-native-access/jna/tree/$version$/contrib/platform/test",
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"documentation-url" : "https://repo.maven.apache.org/maven2/net/java/dev/jna/jna-platform/$version$/jna-platform-$version$-javadoc.jar",
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"description" : "JNA Platform provides Java mappings and helper classes for common native platform APIs on top of Java Native Access. It lets JVM applications call operating-system and bundled native library functions without writing JNI code.",
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"tested-versions" : [
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"5.12.1"
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],
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"allowed-packages" : [
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"com.sun.jna.platform"
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]
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}
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]

‎stats/net.java.dev.jna/jna-platform/5.12.1/execution-metrics.json‎

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{
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"add_new_library_support:2026-06-26": {
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"timestamp": "2026-06-26T19:43:29.285486Z",
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"library": "net.java.dev.jna:jna-platform:5.12.1",
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"starting_commit": "10ad139d81656f85792e51fe54b94eaef6569352",
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"ending_commit": "b5b36a978860633f1504ecb51c73cb72fb87c8d4",
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"strategy_name": "dynamic_access_main_sources_pi_gpt-5.5",
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"agent": "pi",
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"model": "oca/gpt-5.5",
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"status": "success_with_intervention",
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"stats": {
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"version": "5.12.1",
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"dynamicAccess": {
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"breakdown": {
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"reflection": {
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"coverageRatio": 0.115385,
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"coveredCalls": 3,
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"totalCalls": 26
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},
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"resources": {
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"coverageRatio": 1.0,
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"coveredCalls": 1,
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"totalCalls": 1
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}
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},
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"coverageRatio": 0.148148,
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"coveredCalls": 4,
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"totalCalls": 27
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},
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"libraryCoverage": {
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"instruction": {
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"covered": 285,
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"missed": 63083,
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"ratio": 0.004498,
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"total": 63368
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},
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"line": {
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"covered": 59,
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"missed": 14052,
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"ratio": 0.004181,
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"total": 14111
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},
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"method": {
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"covered": 14,
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"missed": 3468,
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"ratio": 0.004021,
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"total": 3482
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}
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}
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},
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"library_preparation_preflight": {
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"status": "completed",
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"action": "no_action",
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"issue_number": 8507,
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"issue_label": "library-new-request",
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"library": "net.java.dev.jna:jna-platform:5.12.1",
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"summary": "jna-platform 5.12.1 only has the expected transitive dependency on net.java.dev.jna:jna:5.12.1 and provides mappings to host OS native libraries; meaningful Linux/POSIX coverage is reachable without extra Maven dependencies, Docker services, or required environment/system properties.",
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"deterministic_setup": [],
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"agent_guidance": "",
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"risks": [
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"Many jna-platform APIs are OS-specific; tests that directly exercise Windows COM/Win32, macOS, GUI, X11, or optional native libraries may fail on the Linux/headless CI host.",
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"Prefer host-available POSIX/Linux mappings such as libc/sysinfo/resource structures, or pure structure/constant behavior, and guard any platform-specific calls."
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],
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"applied_setup": [],
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"input_evidence": [
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{
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"name": "issue",
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"summary": "#8507 Support for net.java.dev.jna:jna-platform:5.12.1; label=library-new-request; body_chars=39"
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},
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{
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"name": "existing_tests",
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"summary": "0 existing test file path(s) included"
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}
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],
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"model": "oca/gpt-5.5",
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"input_tokens_used": 49259,
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"output_tokens_used": 2964,
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"prompt_path": "library-preflight-prompt.txt",
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"raw_response_path": "library-preflight-response.txt",
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"session_log_path": "/home/vjovanov/c/forge/forge4/graalvm-reachability-metadata/forge/logs/net.java.dev.jna:jna-platform:5.12.1/library-preparation-preflight/pi-generation-2026-06-26T16-56-52-410532Z.log"
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},
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"metrics": {
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"input_tokens_used": 1479375,
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"cached_input_tokens_used": 17621504,
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"output_tokens_used": 186576,
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"iterations": 33,
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"cost_usd": 14.4081,
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"generated_loc": 128,
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"tested_library_loc": 59,
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"metadata_entries": 147,
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"test_only_metadata_entries": 4,
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"code_coverage_percent": 0.42
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},
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"artifacts": {
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"test_file": "tests/src/net.java.dev.jna/jna-platform/5.12.1/src/test/java/net_java_dev_jna/jna_platform/ConvertTest.java",
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"metadata_file": "metadata/net.java.dev.jna/jna-platform/5.12.1/reachability-metadata.json"
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}
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}
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}

‎stats/net.java.dev.jna/jna-platform/5.12.1/stats.json‎

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{
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"versions" : [ {
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"version" : "5.12.1",
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"dynamicAccess" : {
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"breakdown" : {
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"reflection" : {
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"coverageRatio" : 0.115385,
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"coveredCalls" : 3,
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"totalCalls" : 26
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},
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"resources" : {
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"coverageRatio" : 1.0,
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"coveredCalls" : 1,
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"totalCalls" : 1
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}
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},
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"coverageRatio" : 0.148148,
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"coveredCalls" : 4,
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"totalCalls" : 27
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},
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"libraryCoverage" : {
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"instruction" : {
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"covered" : 285,
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"missed" : 63083,
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"ratio" : 0.004498,
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"total" : 63368
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},
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"line" : {
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"covered" : 59,
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"missed" : 14052,
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"ratio" : 0.004181,
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"total" : 14111
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},
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"method" : {
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"covered" : 14,
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"missed" : 3468,
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"ratio" : 0.004021,
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"total" : 3482
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}
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}
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} ]
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}

‎tests/src/net.java.dev.jna/jna-platform/5.12.1/.gitignore‎

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gradlew.bat
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gradlew
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gradle/
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build/

‎tests/src/net.java.dev.jna/jna-platform/5.12.1/build.gradle‎

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/*
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* Copyright and related rights waived via CC0
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*
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* You should have received a copy of the CC0 legalcode along with this
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* work. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
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*/
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plugins {
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id "org.graalvm.internal.tck"
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}
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String libraryVersion = tck.testedLibraryVersion.get()
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dependencies {
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testImplementation "net.java.dev.jna:jna-platform:$libraryVersion"
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testImplementation 'org.assertj:assertj-core:3.22.0'
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}
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graalvmNative {
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agent {
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defaultMode = "conditional"
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modes {
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conditional {
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userCodeFilterPath = "user-code-filter.json"
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}
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}
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}
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}

‎tests/src/net.java.dev.jna/jna-platform/5.12.1/gradle.properties‎

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# Optional explicit tested library coordinates (format: group:artifact:version).
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# If omitted, fallback resolution in org.graalvm.internal.tck.gradle still uses
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# environment variable GVM_TCK_LC and then this property.
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library.coordinates = net.java.dev.jna:jna-platform:5.12.1
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library.version = 5.12.1
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metadata.dir = net.java.dev.jna/jna-platform/5.12.1/

‎tests/src/net.java.dev.jna/jna-platform/5.12.1/settings.gradle‎

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/*
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* Copyright and related rights waived via CC0
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*
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* You should have received a copy of the CC0 legalcode along with this
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* work. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
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*/
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pluginManagement {
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def tckPath = Objects.requireNonNullElse(
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System.getenv("GVM_TCK_TCKDIR"),
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"../../../../tck-build-logic"
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)
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includeBuild(tckPath)
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repositories { mavenLocal(); gradlePluginPortal() }
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}
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plugins {
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id "org.graalvm.internal.tck-settings" version "1.0.0-SNAPSHOT"
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}
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rootProject.name = 'net.java.dev.jna.jna-platform_tests'

‎tests/src/net.java.dev.jna/jna-platform/5.12.1/src/test/java/net_java_dev_jna/jna_platform/ConvertTest.java‎

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/*
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* Copyright and related rights waived via CC0
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*
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* You should have received a copy of the CC0 legalcode along with this
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* work. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
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*/
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package net_java_dev_jna.jna_platform;
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import static org.assertj.core.api.Assertions.assertThat;
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import java.lang.reflect.Method;
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import org.junit.jupiter.api.Test;
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import com.sun.jna.platform.win32.COM.util.IComEnum;
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public class ConvertTest {
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@Test
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void toComEnumUsesEnumValuesMethodToSelectMatchingValue() throws Exception {
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TestComChoice choice = (TestComChoice) convertMethod("toComEnum", Class.class, Object.class)
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.invoke(null, TestComChoice.class, TestComChoice.SECOND.getValue());
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assertThat(choice).isEqualTo(TestComChoice.SECOND);
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}
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private static Method convertMethod(String name, Class<?>... parameterTypes) throws Exception {
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Class<?> convertClass = Class.forName("com.sun.jna.platform.win32.COM.util.Convert");
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Method method = convertClass.getDeclaredMethod(name, parameterTypes);
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method.setAccessible(true);
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return method;
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}
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public enum TestComChoice implements IComEnum {
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FIRST(1),
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SECOND(2);
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private final long value;
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TestComChoice(long value) {
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this.value = value;
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}
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@Override
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public long getValue() {
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return value;
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}
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}
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}

‎tests/src/net.java.dev.jna/jna-platform/5.12.1/src/test/java/net_java_dev_jna/jna_platform/TlbBaseTest.java‎

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/*
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* Copyright and related rights waived via CC0
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*
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* You should have received a copy of the CC0 legalcode along with this
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* work. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
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*/
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package net_java_dev_jna.jna_platform;
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import static org.assertj.core.api.Assertions.assertThat;
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import org.junit.jupiter.api.Test;
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import com.sun.jna.platform.win32.COM.tlb.imp.TlbBase;
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public class TlbBaseTest {
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@Test
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void constructorLoadsClasspathTemplateIntoClassBuffer() {
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TemplateBackedTlbBase tlbBase = new TemplateBackedTlbBase();
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assertThat(tlbBase.getClassBuffer()).isNotNull();
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assertThat(tlbBase.getClassBuffer().toString())
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.contains("package ${packagename};")
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.contains("public class ${classname} extends Structure")
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.contains("${content}");
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}
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@Test
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void templateContentCanBeSpecializedAfterLoading() {
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TemplateBackedTlbBase tlbBase = new TemplateBackedTlbBase();
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tlbBase.createContent("public static final int ANSWER = 42;");
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assertThat(tlbBase.getClassBuffer().toString())
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.contains("public static final int ANSWER = 42;")
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.doesNotContain("${content}");
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}
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private static final class TemplateBackedTlbBase extends TlbBase {
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private TemplateBackedTlbBase() {
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super(0, null, null);
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}
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@Override
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protected String getClassTemplate() {
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return "com/sun/jna/platform/win32/COM/tlb/imp/TlbEnum.template";
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}
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}
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}

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