Add intention to replace "Map.getOrDefault"

#KT-21503 Fixed

nj2k/nj2k-services/src/org/jetbrains/kotlin/nj2k/postProcessing/J2kPostProcessor.kt

@@ -220,7 +220,8 @@ private val inspectionLikePostProcessingGroup =
         generalInspectionBasedProcessing(LiftReturnOrAssignmentInspection(skipLongExpressions = false)),
         intentionBasedProcessing(RemoveEmptyPrimaryConstructorIntention()),
         generalInspectionBasedProcessing(MayBeConstantInspection()),
-        RemoveForExpressionLoopParameterTypeProcessing()
+        RemoveForExpressionLoopParameterTypeProcessing(),
+        intentionBasedProcessing(ReplaceMapGetOrDefaultIntention())
     )
 
 

nj2k/testData/newJ2k/postProcessing/MapGetOrDefault.java

@@ -0,0 +1,8 @@
+// RUNTIME_WITH_FULL_JDK
+import java.util.Map;
+
+class C {
+    String foo(Map<Integer, String> map) {
+        return map.getOrDefault(1, "bar");
+    }
+}

nj2k/testData/newJ2k/postProcessing/MapGetOrDefault.kt

@@ -0,0 +1,5 @@
+internal class C {
+    fun foo(map: Map<Int, String>): String {
+        return map[1] ?: "bar"
+    }
+}

nj2k/tests/org/jetbrains/kotlin/nj2k/NewJavaToKotlinConverterSingleFileTestGenerated.java

@@ -4102,6 +4102,11 @@ public class NewJavaToKotlinConverterSingleFileTestGenerated extends AbstractNew
             runTest("nj2k/testData/newJ2k/postProcessing/java8MapForEachWithFullJdk.java");
         }
 
+        @TestMetadata("MapGetOrDefault.java")
+        public void testMapGetOrDefault() throws Exception {
+            runTest("nj2k/testData/newJ2k/postProcessing/MapGetOrDefault.java");
+        }
+
         @TestMetadata("NotIs.java")
         public void testNotIs() throws Exception {
             runTest("nj2k/testData/newJ2k/postProcessing/NotIs.java");