Initial work adding a JavaScript backend to ParaparVM

[shai-almog]

No description provided.

[github-actions]

✅ Continuous Quality Report

Test & Coverage

• ✅ Tests: 2350 total, 0 failed, 0 skipped
• 📊 Line coverage: 53.30% [HTML preview] [Download]
  • Lowest covered classes
    • com.codename1.ui.Display$EdtException – 0.00%
    • com.codename1.ui.plaf.CSSBorder$LinearGradient – 0.00%
    • com.codename1.util.EasyThread$InQueueRunnable – 0.00%
    • com.codename1.components.FloatingActionButton$ReleaseActionListener – 0.00%
    • com.codename1.io.Oauth2$ShowAuthenticationActionListener – 0.00%
    • com.codename1.io.Oauth2$RefreshTokenActionListener – 0.00%
    • com.codename1.util.EasyThread$RunAndWaitRunnable – 0.00%
    • com.codename1.components.ToastBar$FlushAnimationCallback – 0.00%
    • com.codename1.ui.plaf.CSSBorder$ColorStop – 0.00%
    • com.codename1.ui.ElevationComparator – 0.00%

Static Analysis

• SpotBugs [HTML preview] [Download]
  • ❌ ByteCodeTranslator: 109 findings (High: 2, Normal: 80, Low: 27)
    • Top findings
      • High: com/codename1/tools/translator/BytecodeMethod.java:559 – Method com.codename1.tools.translator.BytecodeMethod.findWritableFields(Set) seems to be useless (rule: UC_USELESS_VOID_METHOD)
      • High: com/codename1/tools/translator/bytecodes/TryCatch.java:91 – Write to static field com.codename1.tools.translator.bytecodes.TryCatch.hasTryCatch from instance method com.codename1.tools.translator.bytecodes.TryCatch.appendInstruction(StringBuilder, List) (rule: ST_WRITE_TO_STATIC_FROM_INSTANCE_METHOD)
      • Normal: com/codename1/tools/translator/ByteCodeClass.java:1802 – com.codename1.tools.translator.ByteCodeClass.getBaseClassObject() may expose internal representation by returning ByteCodeClass.baseClassObject (rule: EI_EXPOSE_REP)
      • …and 106 more
  • ❌ android: 413 findings (High: 24, Normal: 196, Low: 193)
    • Top findings
      • High: CodenameOne/src/com/codename1/impl/CodenameOneThread.java:48 – com.codename1.impl.CodenameOneThread.STACK_FRAME_SIZE isn't final but should be (rule: MS_SHOULD_BE_FINAL)
      • High: com/codename1/impl/android/AndroidImplementation.java:1085 – Write to static field com.codename1.impl.android.AndroidImplementation.context from instance method com.codename1.impl.android.AndroidImplementation.setContext(Context) (rule: ST_WRITE_TO_STATIC_FROM_INSTANCE_METHOD)
      • High: com/codename1/impl/android/AndroidImplementation.java:1286 – com.codename1.impl.android.AndroidImplementation.isDarkMode() has Boolean return type and returns explicit null (rule: NP_BOOLEAN_RETURN_NULL)
      • …and 410 more
  • ❌ codenameone-maven-plugin: 487 findings (High: 1, Normal: 315, Low: 171)
    • Top findings
      • High: com/codename1/maven/AbstractCN1Mojo.java:807 – com.codename1.maven.AbstractCN1Mojo.OS isn't final but should be (rule: MS_SHOULD_BE_FINAL)
      • Normal: com/codename1/builders/AndroidGradleBuilder.java:1018 – Dead store to googleServicesJson in com.codename1.builders.AndroidGradleBuilder.build(File, BuildRequest) (rule: DLS_DEAD_LOCAL_STORE)
      • Normal: com/codename1/builders/AndroidGradleBuilder.java:1043 – Possible null pointer dereference in com.codename1.builders.AndroidGradleBuilder.build(File, BuildRequest) due to return value of called method (rule: NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE)
      • …and 484 more
  • ❌ core-unittests: 1 findings (Normal: 1)
    • Top findings
      • Normal: CodenameOne/src/com/codename1/ui/util/MutableResource.java:239 – com.codename1.ui.util.MutableResource.saveL10N(DataOutputStream, Hashtable) makes inefficient use of keySet iterator instead of entrySet iterator (rule: WMI_WRONG_MAP_ITERATOR)
  • ❌ ios: 125 findings (High: 4, Normal: 75, Low: 46)
    • Top findings
      • High: com/codename1/impl/ios/IOSImplementation.java:1228 – com.codename1.impl.ios.IOSImplementation.isDarkMode() has Boolean return type and returns explicit null (rule: NP_BOOLEAN_RETURN_NULL)
      • High: com/codename1/impl/ios/IOSImplementation.java:128 – com.codename1.impl.ios.IOSImplementation.nativeInstance isn't final but should be (rule: MS_SHOULD_BE_FINAL)
      • High: com/codename1/impl/ios/IOSImplementation.java:214 – Write to static field com.codename1.impl.ios.IOSImplementation.instance from instance method com.codename1.impl.ios.IOSImplementation.init(Object) (rule: ST_WRITE_TO_STATIC_FROM_INSTANCE_METHOD)
      • …and 122 more
• ✅ PMD: 0 findings (no issues) [Report archive]
• ✅ Checkstyle: 0 findings (no issues) [Report archive]

Generated automatically by the PR CI workflow.

[shai-almog]

iOS screenshot updates

Compared 32 screenshots: 31 matched, 1 updated.

• landscape — updated screenshot. Screenshot differs (2556x1179 px, bit depth 8).

  
  Preview info: Preview provided by instrumentation.
  Full-resolution PNG saved as landscape.png in workflow artifacts.

Benchmark Results

• VM Translation Time: 0 seconds
• Compilation Time: 95 seconds

Detailed Performance Metrics

Metric	Duration
Simulator Boot	1000 ms
Simulator Boot (Run)	1000 ms
App Install	2000 ms
App Launch	10000 ms
Test Execution	150000 ms

[github-actions]

✅ ByteCodeTranslator Quality Report

Test & Coverage

• ✅ Tests: 376 total, 0 failed, 2 skipped

Benchmark Results

• Execution Time: 9915 ms

• Hotspots (Top 20 sampled methods):

  • 22.05% java.lang.String.indexOf (390 samples)
  • 18.94% com.codename1.tools.translator.Parser.isMethodUsed (335 samples)
  • 15.26% com.codename1.tools.translator.Parser.addToConstantPool (270 samples)
  • 8.31% java.util.ArrayList.indexOf (147 samples)
  • 3.90% java.lang.Object.hashCode (69 samples)
  • 3.50% java.lang.System.identityHashCode (62 samples)
  • 2.32% com.codename1.tools.translator.BytecodeMethod.equals (41 samples)
  • 2.26% com.codename1.tools.translator.ByteCodeClass.fillVirtualMethodTable (40 samples)
  • 1.41% java.lang.StringBuilder.append (25 samples)
  • 1.19% java.lang.Integer.getChars (21 samples)
  • 1.19% com.codename1.tools.translator.BytecodeMethod.optimize (21 samples)
  • 1.13% com.codename1.tools.translator.Parser.cullMethods (20 samples)
  • 1.02% com.codename1.tools.translator.ByteCodeClass.calcUsedByNative (18 samples)
  • 1.02% com.codename1.tools.translator.ByteCodeClass.markDependent (18 samples)
  • 0.62% com.codename1.tools.translator.BytecodeMethod.isMethodUsedByNative (11 samples)
  • 0.62% java.lang.StringCoding.encode (11 samples)
  • 0.57% com.codename1.tools.translator.BytecodeMethod.appendCMethodPrefix (10 samples)
  • 0.51% sun.nio.fs.UnixNativeDispatcher.open0 (9 samples)
  • 0.51% com.codename1.tools.translator.Parser.generateClassAndMethodIndexHeader (9 samples)
  • 0.45% org.objectweb.asm.ClassReader.readCode (8 samples)

• ⚠️ Coverage report not generated.

Static Analysis

• ✅ SpotBugs: no findings (report was not generated by the build).
• ⚠️ PMD report not generated.
• ⚠️ Checkstyle report not generated.

Generated automatically by the PR CI workflow.