[英]Parse JSON to Array from URL using GSON
晚上好,
我正在尋找將通過yahoo.finance.quote通過YQL請求從JSON塊中獲取的JSON塊解析為與SQL DB一起使用的列表。
這是相關的代碼塊:
String uri = "(\"GOOG\",\"YHOO\",\"AAPL\",\"C\",\"FB\",\"GE\",\"BAC\")";
String yql = "http://query.yahooapis.com/v1/public/yql?q=select%20*%20from%20yahoo.finance.quote%20where%20symbol%20in%20" + uri + "&format=json&diagnostics=true&env=store%3A%2F%2Fdatatables.org%2Falltableswithkeys";
BufferedReader reader = null;
URL url = new URL(yql);
reader = new BufferedReader(new InputStreamReader(url.openStream()));
Class1 data = gson.fromJson(reader, Class1.class);
System.out.println(new Gson().toJson(data));
public class Class1 {
private int query;
private int results;
private List<Class2> quote;
}
public class Class2 {
private String Name;
}
我想從JSON獲得的實際數據是Data.Query.Result.Quote,但是我似乎無法使用內部類(Class1,Class2)正確地引用它。 誰能提供幫助,或者讓我知道我是否在做傻事? 謝謝。
Query
, results
和quote
本身就是JSONObject
。 您無法以這種方式映射它們並期望它能正常工作。 使用此結構作為參考,並完成其余部分。
Response fromJson = gson.fromJson(file, Response.class);
System.out.println(fromJson.getQuery().getResults().getQuote().getSymbol());
高格
public class Response
{
private Query query;
public Query getQuery()
{
return query;
}
public void setQuery(Query query)
{
this.query = query;
}
}
class Query
{
private int count;
private Results results;
public int getCount()
{
return count;
}
public void setCount(int count)
{
this.count = count;
}
public Results getResults()
{
return results;
}
public void setResults(Results results)
{
this.results = results;
}
}
class Results
{
private Quote quote;
public Quote getQuote()
{
return quote;
}
public void setQuote(Quote quote)
{
this.quote = quote;
}
}
class Quote
{
private String symbol;
public String getSymbol()
{
return symbol;
}
public void setSymbol(String symbol)
{
this.symbol = symbol;
}
}
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