100 Java Mistakes

🚀 com.example.mistakes.expression._12_UnusedObjects.Ex1

Question fetched from API endpoint api/expression/12/1

API Response

GET /api/expression/12/1

{
  "result": [
    {
      "message": "com.example.mistakes.expression._12_UnusedObjects.Ex1",
      "before": "    void before(int value) {\n      if (value < 0) {\n        new IllegalArgumentException(\"Value is negative\");\n      }\n",
      "after": "    void after(int value) throws IllegalArgumentException {\n      if (value < 0) {\n        throw new IllegalArgumentException(\"Value is negative\");\n      }\n",
      "chapter": 2,
      "id": "2_12_1",
      "className": "Ex1",
      "path": "file:///home/runner/work/100_java_mistakes/100_java_mistakes/back/src/main/java/com/example/mistakes/expression/_12_UnusedObjects.java"
    }
  ],
  "length": 1
}

before

void before(int value) {
  if (value < 0) {
    new IllegalArgumentException("Value is negative");
  }

after

void after(int value) throws IllegalArgumentException {
  if (value < 0) {
    throw new IllegalArgumentException("Value is negative");
  }