[英]How do I run the json received as a HashMap as a loop statement?
如何運行作為循環語句接收的 json 作為 HashMap ?
Map<String, Object> status = a.getStatus(b.c());
status 的值為:
{
"schId": "abcd",
"pos": "8",
"batteryStatus": "USE",
"ptz": "358.5/0.0/0",
"schTime": "1639308034594",
"sensorVO": {
"sirmean": "30.4",
"sirmax": "36.1",
"sh2S": "0.0",
"sco2": "4.0",
"so2": "213.0",
"shumi": "37.0",
"sno2": "0.0",
"sirmin": "23.0",
"stemp": "40.0",
"sco": "0.0"
},
"time": "1639308034594",
"battery": "27.80",
"speed": "30.0",
"status": "Normal",
"direction": "North"
}
這時候,我在想如何循環sensorVO。
您可以使用來自jsonObject
org.json
的 jsonObject
這篇文章可以幫助您了解如何使用它
void handleValue(Object value) {
if (value instanceof JSONObject) {
handleJSONObject((JSONObject) value);
} else if (value instanceof JSONArray) {
handleJSONArray((JSONArray) value);
} else {
logger.info("Value: {0}", value);
}
}
void handleJSONObject(JSONObject jsonObject) {
jsonObject.keys().forEachRemaining(key -> {
Object value = jsonObject.get(key);
logger.info("Key: {0}", key);
handleValue(value);
});
}
static void main() {
JSONObject jo = new JSONObject("{\"city\":\"chicago\",\"name\":\"jon doe\",\"age\":\"22\"}");
handleJSONObject(jo);
}
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