code refactoring

Author: ORybak5

service/src/main/java/uk/nhs/adaptors/gp2gp/common/configuration/CustomTrustStore.java

@@ -31,10 +31,6 @@ public class CustomTrustStore {
     @Autowired(required = false)
     private S3Client s3Client;
 
-    public void setS3Client(S3Client s3Client) {
-        this.s3Client = s3Client;
-    }
-
     @SneakyThrows
     public void addToDefault(String trustStorePath, String trustStorePassword) {
         final X509TrustManager defaultTrustManager = getDefaultTrustManager();

service/src/test/java/uk/nhs/adaptors/gp2gp/common/configuration/CustomTrustStoreTest.java

@@ -12,6 +12,7 @@
 import software.amazon.awssdk.services.s3.model.CreateBucketRequest;
 import software.amazon.awssdk.services.s3.model.PutObjectRequest;
 import java.io.File;
+import java.lang.reflect.Field;
 import java.net.URI;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
 
@@ -53,9 +54,11 @@ static void tearDown() {
     }
 
     @Test
-    void trustManagerLoadsSuccessfullyTest() {
+    void trustManagerLoadsSuccessfullyTest() throws NoSuchFieldException, IllegalAccessException {
 
-        customTrustStore.setS3Client(s3Client);
+        Field s3ClientField = CustomTrustStore.class.getDeclaredField("s3Client");
+        s3ClientField.setAccessible(true);
+        s3ClientField.set(customTrustStore, s3Client);
 
         String s3Uri = "s3://" + BUCKET_NAME + "/" + TRUSTSTORE_PATH;