Fixes for Kotlin 2.1 in codegen_cli

Replace `toLowerCase()` with `lowercase`.

Replace `appendln()` with `appendLine()`.

Bug: 399463072
Flag: EXEMPT minor refactor
Test: m out/soong/.intermediates/frameworks/base/tools/codegen/codegen_cli/linux_glibc_common/kotlin/codegen_cli.jar
Change-Id: Iab0e484380d65f7b764c74c26bc592e65c567f0e

5 files changed, 10 insertions, 10 deletions

diff --git a/tools/codegen/src/com/android/codegen/Debug.kt b/tools/codegen/src/com/android/codegen/Debug.kt
index de3184468540..6423c4f7f6c0 100644
--- a/tools/codegen/src/com/android/codegen/Debug.kt
+++ b/tools/codegen/src/com/android/codegen/Debug.kt
@@ -21,7 +21,7 @@ import com.github.javaparser.ast.Node
 fun Node.dump(indent: String = ""): String {
     return buildString {
         append(indent)
-        appendln(dumpOneLineNoChildren())
+        appendLine(dumpOneLineNoChildren())
         childNodes.forEach { child ->
             append(child.dump(indent + "  "))
         }
diff --git a/tools/codegen/src/com/android/codegen/FeatureFlag.kt b/tools/codegen/src/com/android/codegen/FeatureFlag.kt
index 24150d637a7b..f305429f516f 100644
--- a/tools/codegen/src/com/android/codegen/FeatureFlag.kt
+++ b/tools/codegen/src/com/android/codegen/FeatureFlag.kt
@@ -22,6 +22,6 @@ enum class FeatureFlag(val onByDefault: Boolean, val desc: String = "") {
     CONST_DEFS(true, "@Int/StringDef's based on declared static constants"),
     FOR_EACH_FIELD(false, "forEachField((name, value) -> ...)");
 
-    val kebabCase = name.toLowerCase().replace("_", "-")
-    val upperCamelCase = name.split("_").map { it.toLowerCase().capitalize() }.joinToString("")
+    val kebabCase = name.lowercase().replace("_", "-")
+    val upperCamelCase = name.split("_").map { it.lowercase().capitalize() }.joinToString("")
 }
diff --git a/tools/codegen/src/com/android/codegen/FileInfo.kt b/tools/codegen/src/com/android/codegen/FileInfo.kt
index cc3a15654956..ca04f1eb9ab7 100644
--- a/tools/codegen/src/com/android/codegen/FileInfo.kt
+++ b/tools/codegen/src/com/android/codegen/FileInfo.kt
@@ -126,7 +126,7 @@ class FileInfo(
                 +"\n}"
             }
             // Print general code as-is
-            is CodeChunk.Code -> chunk.lines.forEach { stringBuilder.appendln(it) }
+            is CodeChunk.Code -> chunk.lines.forEach { stringBuilder.appendLine(it) }
             // Recursively render data classes
             is CodeChunk.DataClass -> chunk.chunks.forEach { print(it) }
         }
@@ -175,11 +175,11 @@ class FileInfo(
         /** Debug info */
         override fun toString(): String {
             return buildString {
-                appendln("class $name $range")
+                appendLine("class $name $range")
                 nested.forEach {
-                    appendln(it)
+                    appendLine(it)
                 }
-                appendln("end $name")
+                appendLine("end $name")
             }
         }
     }
diff --git a/tools/codegen/src/com/android/codegen/Generators.kt b/tools/codegen/src/com/android/codegen/Generators.kt
index d3a8b033dfff..710960249661 100644
--- a/tools/codegen/src/com/android/codegen/Generators.kt
+++ b/tools/codegen/src/com/android/codegen/Generators.kt
@@ -43,7 +43,7 @@ fun ClassPrinter.generateConstDef(consts: List<Pair<VariableDeclarator, FieldDec
     }
     var AnnotationName = prefix.split("_")
             .filterNot { it.isBlank() }
-            .map { it.toLowerCase().capitalize() }
+            .map { it.lowercase().capitalize() }
             .joinToString("")
     val annotatedConst = consts.find { it.second.annotations.isNonEmpty }
     if (annotatedConst != null) {
@@ -122,7 +122,7 @@ fun FileInfo.generateAidl() {
     if (aidl.exists()) return
     aidl.writeText(buildString {
         sourceLines.dropLastWhile { !it.startsWith("package ") }.forEach {
-            appendln(it)
+            appendLine(it)
         }
         append("\nparcelable ${mainClass.nameAsString};\n")
     })
diff --git a/tools/codegen/src/com/android/codegen/Utils.kt b/tools/codegen/src/com/android/codegen/Utils.kt
index a40bdd7ba8e1..96314435d1b7 100644
--- a/tools/codegen/src/com/android/codegen/Utils.kt
+++ b/tools/codegen/src/com/android/codegen/Utils.kt
@@ -62,7 +62,7 @@ fun String.toLowerCamel(): String {
     if (length >= 2 && this[0] == 'm' && this[1].isUpperCase()) return substring(1).capitalize()
     if (all { it.isLetterOrDigit() }) return decapitalize()
     return split("[^a-zA-Z0-9]".toRegex())
-            .map { it.toLowerCase().capitalize() }
+            .map { it.lowercase().capitalize() }
             .joinToString("")
             .decapitalize()
 }