{"task": {"agent_timeout": 3000, "task": "testgen__fasterxml__jackson-databind-4087", "verifier_timeout": 3000, "instruction": "The following text contains a user issue (in <issue/> brackets) posted at a repository. Further, you are provided with file contents of several files in the repository that contain relevant code (in <code> brackets). It may be necessary to use code from third party dependencies or files not contained in the attached documents however. Your task is to identify the issue and implement a test case that verifies a proposed solution to this issue. More details at the end of this text.\n<issue>\n      ### Search before asking\n\n- [X] I searched in the [issues](https://github.com/FasterXML/jackson-databind/issues) and found nothing similar.\n\n### Describe the bug\n\nPlease consider the following trivial Java code:\n\n```java\npackage org.myapp;\n\nimport com.fasterxml.jackson.databind.ObjectMapper;\nimport java.util.OptionalInt;\n\npublic class Main {\n    public static void main(final String[] args) throws Exception {\n        final ObjectMapper objectMapper = new ObjectMapper();\n        final String json = \"{ }\"; // empty\n        final Data data = objectMapper.readValue(json, Data.class);\n        System.out.println(\"Read data: \" + data);\n    }\n\n    public static class Data {\n        private OptionalInt value;\n\n        public Data() {\n\n        }\n\n        public void setValue(OptionalInt i) {\n            this.value = i;\n        }\n\n\n        public OptionalInt getValue() {\n            return this.value;\n        }\n\n        @Override\n        public String toString() {\n            return \"Data[value=\" + this.value + \"]\";\n        }\n    }\n}\n```\nWhen using `jackson-databind` `2.15.2` and Java version 17 and running this program, it results in:\n\n```console\nCaused by: java.lang.reflect.InaccessibleObjectException: Unable to make private java.util.OptionalInt() accessible: module java.base does not \"opens java.util\" to unnamed module @4cf328c3\n    at java.lang.reflect.AccessibleObject.throwInaccessibleObjectException (AccessibleObject.java:387)\n    at java.lang.reflect.AccessibleObject.checkCanSetAccessible (AccessibleObject.java:363)\n    at java.lang.reflect.AccessibleObject.checkCanSetAccessible (AccessibleObject.java:311)\n    at java.lang.reflect.Constructor.checkCanSetAccessible (Constructor.java:192)\n    at java.lang.reflect.Constructor.setAccessible (Constructor.java:185)\n    at com.fasterxml.jackson.databind.util.ClassUtil.checkAndFixAccess (ClassUtil.java:995)\n    at com.fasterxml.jackson.databind.deser.impl.CreatorCollector._fixAccess (CreatorCollector.java:278)\n    at com.fasterxml.jackson.databind.deser.impl.CreatorCollector.setDefaultCreator (CreatorCollector.java:130)\n    at com.fasterxml.jackson.databind.deser.BasicDeserializerFactory._addExplicitConstructorCreators (BasicDeserializerFactory.java:438)\n    at com.fasterxml.jackson.databind.deser.BasicDeserializerFactory._constructDefaultValueInstantiator (BasicDeserializerFactory.java:293)\n    at com.fasterxml.jackson.databind.deser.BasicDeserializerFactory.findValueInstantiator (BasicDeserializerFactory.java:222)\n    at com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.buildBeanDeserializer (BeanDeserializerFactory.java:262)\n    at com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.createBeanDeserializer (BeanDeserializerFactory.java:151)\n    at com.fasterxml.jackson.databind.deser.DeserializerCache._createDeserializer2 (DeserializerCache.java:415)\n    at com.fasterxml.jackson.databind.deser.DeserializerCache._createDeserializer (DeserializerCache.java:350)\n    at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2 (DeserializerCache.java:264)\n    at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer (DeserializerCache.java:244)\n    at com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer (DeserializerCache.java:142)\n    at com.fasterxml.jackson.databind.DeserializationContext.findNonContextualValueDeserializer (DeserializationContext.java:644)\n    at com.fasterxml.jackson.databind.deser.BeanDeserializerBase.resolve (BeanDeserializerBase.java:539)\n    at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2 (DeserializerCache.java:294)\n    at com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCacheValueDeserializer (DeserializerCache.java:244)\n    at com.fasterxml.jackson.databind.deser.DeserializerCache.findValueDeserializer (DeserializerCache.java:142)\n    at com.fasterxml.jackson.databind.DeserializationContext.findRootValueDeserializer (DeserializationContext.java:654)\n    at com.fasterxml.jackson.databind.ObjectMapper._findRootDeserializer (ObjectMapper.java:4956)\n    at com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose (ObjectMapper.java:4826)\n    at com.fasterxml.jackson.databind.ObjectMapper.readValue (ObjectMapper.java:3772)\n    at com.fasterxml.jackson.databind.ObjectMapper.readValue (ObjectMapper.java:3740)\n    at org.myapp.Main.main (Main.java:10)\n```\nSo `com.fasterxml.jackson.databind.util.ClassUtil` is trying to `setAccessible()` on the private constructor of a JDK class `java.util.OptionalInt`. One way to solve this issue is to configure the `ObjectMapper` instance as follows:\n\n```java\nobjectMapper.configure(MapperFeature.CAN_OVERRIDE_ACCESS_MODIFIERS, false);\n```\n\nHowever, while looking at the code in `com.fasterxml.jackson.databind.util.ClassUtil` I noticed that there's a specific logic which tries to not `setAccessible()` on JDK internal classes here https://github.com/FasterXML/jackson-databind/blob/jackson-databind-2.15.2/src/main/java/com/fasterxml/jackson/databind/util/ClassUtil.java#L994 which looks like:\n\n```java\nif (!isPublic || (evenIfAlreadyPublic && !isJDKClass(declaringClass))) {\n      ao.setAccessible(true);\n  }\n```\n\nShould that `!isJDKClass(declaringClass)` be perhaps applied even when `evenIfAlreadyPublic` is false? Something like:\n\n```java\nif (!isJDKClass(declaringClass) && (!isPublic || evenIfAlreadyPublic)) {\n      ao.setAccessible(true);\n  }\n```\nThat way, it won't try to access the internal JDK classes and run into these exceptions on Java 17+?\n\n\n\n### Version Information\n\n2.15.2\n\n### Reproduction\n\n_No response_\n\n### Expected behavior\n\n_No response_\n\n### Additional context\n\n_No response_\n\n</issue>\nPlease generate test cases that check whether an implemented solution resolves the issue of the user (at the top, within <issue/> brackets).\nYou may apply changes to several files.\nApply as much reasoning as you please and see necessary.\nMake sure to implement only test cases and don't try to fix the issue itself.\nYou are not allowed to read git history.\n", "memory": "8192m", "runnable": false, "difficulty": "hard", "language": "", "cpus": "", "instruction_truncated": false, "category": "test-generation", "compose": false, "has_solution": true, "oracle": null, "docker_image": "", "taskset": "devopsgym", "tags": ["test-generation", "devops-bench"]}, "runs": []}