IDE说它无法解析导入 org.json.simple.JSONObject 的原因是因为 org.json.simple。* 包中和类不包含在Java中，而是属于 JSON简单库。

The reason your IDE says it cannot resolve the import org.json.simple.JSONObject is because the org.json.simple.* packages and classes are not included in Java, but rather belong to the JSON Simple library.