Replace deprecated methods in tests and bump copyright year (#275)

Author: Breus

LICENSE.md

@@ -1,4 +1,4 @@
-Copyright (c) 2024 [Breus Blaauwendraad](https://github.com/Breus) & [Artur Havliukovskyi](https://github.com/gavlyukovskiy)
+Copyright (c) 2025 [Breus Blaauwendraad](https://github.com/Breus) & [Artur Havliukovskyi](https://github.com/gavlyukovskiy)
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the

src/test/java/dev/blaauwendraad/masker/json/InstanceCreationMemoryUsageTest.java

@@ -1592,8 +1592,11 @@ public class InstanceCreationMemoryUsageTest {
     @Test
     public void defaultInstanceCreation() throws IOException {
         URL targetKeyFileUrl = RandomJsonGenerator.class.getResource("/target_keys.json");
+        if (targetKeyFileUrl == null) {
+            throw new IllegalStateException("target_keys.json is not found.");
+        }
         Set<String> targetKeys = new HashSet<>();
-        objectMapper.readValue(targetKeyFileUrl, ArrayNode.class).forEach(t -> targetKeys.add(t.textValue()));
+        objectMapper.readValue(targetKeyFileUrl.openStream(), ArrayNode.class).forEach(t -> targetKeys.add(t.textValue()));
 
         long memoryBeforeInstanceCreationKb = getCurrentRetainedMemory();
 

src/test/java/dev/blaauwendraad/masker/json/JsonMaskerTestUtil.java

@@ -13,6 +13,7 @@
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
+import java.net.URL;
 import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
 import java.util.List;
@@ -31,7 +32,11 @@ private JsonMaskerTestUtil() {
 
     public static List<JsonMaskerTestInstance> getJsonMaskerTestInstancesFromFile(String fileName) throws IOException {
         List<JsonMaskerTestInstance> testInstances = new ArrayList<>();
-        ArrayNode jsonArray = mapper.readValue(JsonMaskerTestUtil.class.getClassLoader().getResource(fileName), ArrayNode.class);
+        URL fileUrl = JsonMaskerTestUtil.class.getClassLoader().getResource(fileName);
+        if (fileUrl == null) {
+            throw new IllegalArgumentException("File not found: " + fileName);
+        }
+        ArrayNode jsonArray = mapper.readValue(fileUrl.openStream(), ArrayNode.class);
         for (JsonNode jsonNode : jsonArray) {
             JsonMaskingConfig.Builder builder = JsonMaskingConfig.builder();
             JsonNode jsonMaskingConfig = jsonNode.findValue("maskingConfig");
@@ -47,9 +52,9 @@ public static List<JsonMaskerTestInstance> getJsonMaskerTestInstancesFromFile(St
     }
 
     private static void applyConfig(JsonNode jsonMaskingConfig, JsonMaskingConfig.Builder builder) {
-        jsonMaskingConfig.fields().forEachRemaining(e -> {
-            String key = e.getKey();
-            JsonNode value = e.getValue();
+        jsonMaskingConfig.properties().forEach(p -> {
+            String key = p.getKey();
+            JsonNode value = p.getValue();
             switch (key) {
                 case "maskKeys" -> StreamSupport.stream(value.spliterator(), false).forEach(node -> {
                     if (node.isTextual()) {
@@ -95,9 +100,9 @@ private static void applyConfig(JsonNode jsonMaskingConfig, JsonMaskingConfig.Bu
 
     private static KeyMaskingConfig applyKeyConfig(JsonNode jsonNode) {
         KeyMaskingConfig.Builder builder = KeyMaskingConfig.builder();
-        jsonNode.fields().forEachRemaining(e -> {
-            String key = e.getKey();
-            JsonNode value = e.getValue();
+        jsonNode.properties().forEach(p -> {
+            String key = p.getKey();
+            JsonNode value = p.getValue();
             switch (key) {
                 case "maskStringsWith" -> builder.maskStringsWith(value.textValue());
                 case "maskStringCharactersWith" -> builder.maskStringCharactersWith(value.textValue());
@@ -126,7 +131,7 @@ private static <T> Set<T> asSet(JsonNode value, Function<JsonNode, T> mapper) {
     }
 
     /**
-     * Asserts that JsonMasker result matches the expected output and is the same when using bytes mode,
+     * Asserts that JsonMasker result matches the expected output and is the same when using byte mode,
      * streaming mode and streaming mode with minimal buffer size.
      *
      * @param jsonMasker an instance of JsonMasker