如何保存hashmap的hashmap



我在套接字上传递这些数据,并且我在Hashmap的Hashmap中有数据。我试着通过,但没能通过。如何在Hashmap的Hashmap套接字上传递数据。像低于

{"bot_id":"a0ddc016-bcb1-4c41-a2ba-9d2c3a6a1763","curr_id":"99501f27-54c7-4c0a-9b9b-58a5c71d374","data":{"target_id";:"59f0048b-b497-4c6f-afb3-1457d54ba847"},";first_name":"系统"last_name":"消息"room_id":"b3d026de-2c13-438b-a8c4-8f40c3d67b2a"用户":"bot"}

我无法通过插座上的这个。"数据":{"target_id":"59f0048b-b497-4c6f-afb3-1457d54ba847"},

public void showToken(TokanGenerationModal jsonObject({

targetId=jsonObject.getTargetId().toString();
room_id=jsonObject.getRoom_id().toString();
owner_Id=jsonObject.getOwner_id().toString();
curr_id=jsonObject.getId();
Map<String,String> appLeadHashMap = new HashMap<>();
appLeadHashMap.put("bot_Id", bot_Id);
appLeadHashMap.put("curr_id", curr_id);
appLeadHashMap.put("first_name","System");
appLeadHashMap.put("last_name","Message");
appLeadHashMap.put("room_id",room_id);
appLeadHashMap.put("user","bot");
appLeadHashMap.put("data",dataHashMap.put("targetId",targetId));

start(owner_Id, room_id);
session_id=jsonObject.getSession_token().toString();
if((NetworkUtilities.isInternet(this)))
{
tokenPresenter.getMessage(targetId,room_id,session_id,this);
}
else 
{
Toast.makeText(this, "Check Internet connectivity.", Toast.LENGTH_SHORT).show();
}

}

那么您有两个HashMapappLeadHashMapdataHashMap,您想将秒作为值放在第一个中吗?

您的appLeadHashMapHashMap<String,String>,这意味着它只接受String值!它将不接受HashMap值。

要使此工作,请修改appLeadHashMap以接受任何值:

Map<String,Object> appLeadHashMap = new HashMap<>();

这行代码中还有一个讨厌的错误:

appLeadHashMap.put("data",dataHashMap.put("targetId",targetId));

在这里,您将put方法的结果添加到哈希映射中,而不是dataHashMap本身。看起来你想先将一个键值对添加到内部哈希图中,然后再将其添加到我们的哈希图中。为此,请使用以下方法:

Map<String,Object> appLeadHashMap = new HashMap<>();
appLeadHashMap.put("bot_Id", bot_Id);
appLeadHashMap.put("curr_id", curr_id);
appLeadHashMap.put("first_name","System");
appLeadHashMap.put("last_name","Message");
appLeadHashMap.put("room_id",room_id);
appLeadHashMap.put("user","bot");
//add key to dataHashMap first
dataHashMap.put("targetId",targetId)
//finally, add the outer hash map to the inner
appLeadHashMap.put("data", dataHashMap);

请注意,现在您将不得不强制转换从appLeadHashMap检索到的对象,因为它具有值类型Object

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