{
  "node_id": "java-dec42155c7904f7e9d00a37b5013470d",
  "keywords": [],
  "children": [
    {
      "模拟对象与桩": {
        "keywords": [],
        "children": [],
        "node_id": "java-0109d4ae23934645bc817fd2ac423854",
        "title": "模拟对象与桩"
      }
    }
  ],
  "export": ["None.json"],
  "title": "空对象"
}