[lombok] Fix fallback to config for array annotation's parameter

If annotation's parameter is not explicitly defined, it should be
taken from config
#KT-46529 Fixed

plugins/lombok/lombok-compiler-plugin/src/org/jetbrains/kotlin/lombok/utils/annotationUtils.kt

@@ -26,11 +26,12 @@ fun AnnotationDescriptor.getStringArgument(argumentName: String): String? {
     return extractString(argument)
 }
 
-fun AnnotationDescriptor.getStringArrayArgument(argumentName: String): List<String>? {
-    val argument = allValueArguments[Name.identifier(argumentName)] ?: return emptyList()
-    if (argument !is ArrayValue) throw RuntimeException("Argument should be ArrayValue, got $argument")
-    return argument.value.map(::extractString)
-}
+fun AnnotationDescriptor.getStringArrayArgument(argumentName: String): List<String>? =
+    when (val argument = allValueArguments[Name.identifier(argumentName)]) {
+        null -> null
+        is ArrayValue -> argument.value.map(::extractString)
+        else -> throw RuntimeException("Argument should be ArrayValue, got $argument")
+    }
 
 private fun extractString(argument: ConstantValue<*>) = when (argument) {
     is EnumValue -> argument.enumEntryName.identifier

plugins/lombok/lombok-compiler-plugin/testData/compile/accessorsStripPrefixCombined.kt

@@ -0,0 +1,30 @@
+//KT-46529
+
+//FILE: PrefixJava.java
+
+import lombok.*;
+import lombok.experimental.*;
+
+@Getter @Setter @Accessors(chain = false, fluent = true, prefix = {"pxo"})
+public class PrefixJava {
+    private String pxaPropA = "A";
+    @Accessors(chain = true) private String pxoPropC = "C";
+    @Accessors private String pxaPropD = "D";
+}
+
+
+//FILE: test.kt
+
+class Test {
+    fun run() {
+        //not generated because doesn't have prefix from class level @Accessors
+        //assertEquals(PrefixJava().propA, "A")
+        //not generated because doesn't have prefix from config
+        //assertEquals(PrefixJava().propC, "C")
+        assertEquals(PrefixJava().propD, "D")
+    }
+
+}
+
+//FILE: lombok.config
+lombok.accessors.prefix += pxa

plugins/lombok/lombok-compiler-plugin/tests/org/jetbrains/kotlin/lombok/LombokCompileTestGenerated.java

@@ -30,6 +30,11 @@ public class LombokCompileTestGenerated extends AbstractLombokCompileTest {
         runTest("plugins/lombok/lombok-compiler-plugin/testData/compile/accessorsStripPrefix.kt");
     }
 
+    @TestMetadata("accessorsStripPrefixCombined.kt")
+    public void testAccessorsStripPrefixCombined() throws Exception {
+        runTest("plugins/lombok/lombok-compiler-plugin/testData/compile/accessorsStripPrefixCombined.kt");
+    }
+
     @TestMetadata("accessorsStripPrefixConfig.kt")
     public void testAccessorsStripPrefixConfig() throws Exception {
         runTest("plugins/lombok/lombok-compiler-plugin/testData/compile/accessorsStripPrefixConfig.kt");