Fix: do not replace \r\n pattern for fields

Author: anastasiia-urupa

boat-scaffold/src/main/java/com/backbase/oss/codegen/java/BoatSpringCodeGen.java

@@ -124,7 +124,6 @@ public void execute(Fragment frag, Writer out) throws IOException {
                 return;
             }
             String formatted = text
-                .replace("\\n", SINGLE_SPACE)
                 .replaceAll(WHITESPACE_REGEX, SINGLE_SPACE)
                 .replaceAll("\\< ", "<")
                 .replaceAll(" >", ">")

boat-scaffold/src/test/java/com/backbase/oss/codegen/java/BoatSpringCodeGenTests.java

@@ -259,6 +259,7 @@ void shouldGenerateValidations(boolean useLombok, boolean bigDecimalsAsStrings)
         assertFieldValueAssignment(
                 multiLinePaymentRequestUnit, "arrangementIds", "new ArrayList<>()");
         assertFieldAnnotation(multiLinePaymentRequestUnit, "uniqueLines", "NotNull");
+        assertFieldAnnotation(multiLinePaymentRequestUnit, "name", "Pattern", "@Pattern(regexp = \"^[^\\\\r\\\\n]{1,64}$\")");
         assertFieldValueAssignment(
                 multiLinePaymentRequestUnit, "uniqueArrangementIds", null);
 
@@ -450,6 +451,15 @@ private static void assertFieldAnnotation(
                 fieldDeclaration.getAnnotationByName(annotationName).isPresent(), is(true));
     }
 
+    private static void assertFieldAnnotation(
+        CompilationUnit unit, String fieldName, String annotationName, String value) throws FileNotFoundException {
+        FieldDeclaration fieldDeclaration = findFieldDeclaration(unit, fieldName);
+        AnnotationExpr annotation = fieldDeclaration.getAnnotationByName(annotationName)
+            .orElseThrow(() -> new AssertionError(
+                "Expect annotation to be present on field: " + annotationName + " " + fieldName));
+        assertThat(annotation.toString(), equalTo(value));
+    }
+
     private static void assertFieldValueAssignment(
             CompilationUnit unit, String fieldName, String valueAssignment) throws FileNotFoundException {
         FieldDeclaration fieldDeclaration = findFieldDeclaration(unit, fieldName);

boat-scaffold/src/test/resources/boat-spring/openapi.yaml

@@ -315,6 +315,7 @@ components:
           description: Request name
           minLength: 3
           maxLength: 251
+          pattern: "^[^\\r\\n]{1,64}$"
         amountNumberAsString:
           description: The amount string in number format
           type: string