org.openimaj.twitter.finance.YahooFinanceData类的使用及代码示例

x33g5p2x  于2022-02-05 转载在 其他  
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本文整理了Java中org.openimaj.twitter.finance.YahooFinanceData类的一些代码示例，展示了YahooFinanceData类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。YahooFinanceData类的具体详情如下：
包路径：org.openimaj.twitter.finance.YahooFinanceData
类名称：YahooFinanceData

YahooFinanceData介绍

[英]A class which doesn't belong here, but I need it so here it lives!
[中]一个不属于这里的阶级，但我需要它，所以它就生活在这里！

代码示例

代码示例来源：origin: openimaj/openimaj

public static void main(String[] args) throws IOException {
    YahooFinanceData yd = new YahooFinanceData("AAPL", "10/10/2010", "11/10/2010","dd/MM/YYYY");
    yd.results();
  }
}

代码示例来源：origin: org.openimaj/twitter

/**
 * Interpolated finance results from the beggining time till the end in perscribed delta
 * @param delta
 * @return a map of stock components to time series
 * @throws IOException
 */
public Map<String, DoubleTimeSeries> seriesMapInerp(long delta) throws IOException {
  long[] financeTimes = this.timeperiods();
  long start = financeTimes[0];
  long end = financeTimes[financeTimes.length-1];
  long[] times = TimeSpanUtils.getTime(start, end, delta);
  return seriesMapInerp(times);
}

代码示例来源：origin: openimaj/openimaj

private void prepare() throws IOException{
  if(this.data ==  null){
    String uri = buildURI(product, start, end);
    this.data = doCall(uri);
    this.loadedFromAPICall = true;
    readData();
  }
}

代码示例来源：origin: org.openimaj/sandbox

final long learnstart = parser.parseDateTime(learns).getMillis();
final long learnend = parser.parseDateTime(learne).getMillis();
YahooFinanceData data = new YahooFinanceData(stock, start, end, "YYYY-MM-dd");
data = Cache.load(data);
final DoubleTimeSeries highseries = data.seriesMap().get("High");
final DoubleTimeSeries yearFirstHalf = highseries.get(learnstart, learnend);
TimeSeriesCollection dataset = new TimeSeriesCollection();

代码示例来源：origin: openimaj/openimaj

/**
 * @param name
 * @return stocks time series by name 
 * @throws IOException
 */
public DoubleTimeSeries seriesByName(String name) throws IOException{
  prepare();
  if(!this.datavalues.containsKey(name))return null;
  return new DoubleTimeSeries(timeperiods(),this.datavalues.get(name));
}

代码示例来源：origin: openimaj/openimaj

YahooFinanceData data = new YahooFinanceData("AAPL", begin, end);
data = Cache.load(data);
coll = new TSCollection();
    data.seriesByName("High").process(new MovingAverageProcessor(30 * 24 * 60 * 60 * 1000l)), coll);
timeSeriesToChart(
    "AAPL Interpolated",
    data.seriesByName("High").process(
        new LinearInterpolationProcessor(begin.getMillis(), end.getMillis(), gap)), coll);
timeSeriesToChart("AAPL", data.seriesByName("High"), coll);
displayTimeSeries(coll, "AAPL High", "date", "price");

代码示例来源：origin: org.openimaj.hadoop.tools/HadoopTwitterTokenTool

protected static synchronized void loadOptions(Mapper<Text, BytesWritable, NullWritable, Text>.Context context) throws IOException {
  if (finance == null) {
    Path financeLoc = new Path(context.getConfiguration().getStrings(CorrelateWordTimeSeries.FINANCE_DATA)[0]);
    FileSystem fs = HadoopToolsUtil.getFileSystem(financeLoc);
    finance = IOUtils.read(fs.open(financeLoc),YahooFinanceData.class);
    financeSeries = finance.seriesMapInerp(SINGLE_DAY);
    long[] times = financeSeries.get("High").getTimes();
    interp = new IntervalSummationProcessor<WordDFIDF[],WordDFIDF, WordDFIDFTimeSeries>(times);
  }
}

代码示例来源：origin: org.openimaj/twitter

/**
 * @return obtain the underlying data
 * @throws IOException
 */
public String resultsString() throws IOException{
  prepare();
  return this.data;
}

代码示例来源：origin: openimaj/openimaj

private void readData() throws IOException {
  
  StringReader reader = new StringReader(this.data);
  readData(reader);
}

代码示例来源：origin: openimaj/openimaj

tocorr[0] = wts.doubleTimeSeries().getData();
for (String ticker : finance.labels()) {
  try{
    if(!financeSeries.containsKey(ticker))continue;

代码示例来源：origin: org.openimaj/twitter

private String doCall(String uri) throws IOException {
  System.out.println("We're calling the uri");
  HttpClient httpClient = new HttpClient();
  httpClient.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);
  HttpMethod getMethod = new GetMethod(uri);
  try {
    int response = httpClient.executeMethod(getMethod);
    if (response != 200) {
      throw new IOException("HTTP problem, httpcode: "
          + response);
    }
    InputStream stream = getMethod.getResponseBodyAsStream();
    String responseText = responseToString(stream);
    return responseText;
  } catch (HttpException e) {
    e.printStackTrace();
  } catch (IOException e) {
    e.printStackTrace();
  }
  return null;
}

代码示例来源：origin: openimaj/openimaj

final long learnstart = parser.parseDateTime(learns).getMillis();
final long learnend = parser.parseDateTime(learne).getMillis();
YahooFinanceData data = new YahooFinanceData(stock, start, end, "YYYY-MM-dd");
data = Cache.load(data);
final DoubleTimeSeries highseries = data.seriesMap().get("High");
final DoubleTimeSeries yearFirstHalf = highseries.get(learnstart, learnend);
TimeSeriesCollection dataset = new TimeSeriesCollection();

代码示例来源：origin: org.openimaj/twitter

/**
 * @param name
 * @return stocks time series by name 
 * @throws IOException
 */
public DoubleTimeSeries seriesByName(String name) throws IOException{
  prepare();
  if(!this.datavalues.containsKey(name))return null;
  return new DoubleTimeSeries(timeperiods(),this.datavalues.get(name));
}

代码示例来源：origin: org.openimaj/sandbox

YahooFinanceData data = new YahooFinanceData("AAPL", begin, end);
data = Cache.load(data);
coll = new TSCollection();
    data.seriesByName("High").process(new MovingAverageProcessor(30 * 24 * 60 * 60 * 1000l)), coll);
timeSeriesToChart(
    "AAPL Interpolated",
    data.seriesByName("High").process(
        new LinearInterpolationProcessor(begin.getMillis(), end.getMillis(), gap)), coll);
timeSeriesToChart("AAPL", data.seriesByName("High"), coll);
displayTimeSeries(coll, "AAPL High", "date", "price");

代码示例来源：origin: openimaj/openimaj

protected static synchronized void loadOptions(Mapper<Text, BytesWritable, NullWritable, Text>.Context context) throws IOException {
  if (finance == null) {
    Path financeLoc = new Path(context.getConfiguration().getStrings(CorrelateWordTimeSeries.FINANCE_DATA)[0]);
    FileSystem fs = HadoopToolsUtil.getFileSystem(financeLoc);
    finance = IOUtils.read(fs.open(financeLoc),YahooFinanceData.class);
    financeSeries = finance.seriesMapInerp(SINGLE_DAY);
    long[] times = financeSeries.get("High").getTimes();
    interp = new IntervalSummationProcessor<WordDFIDF[],WordDFIDF, WordDFIDFTimeSeries>(times);
  }
}

代码示例来源：origin: org.openimaj/twitter

/**
 * @return obtain the underlying data
 * @throws IOException
 */
public Map<String,double[]> results() throws IOException{
  prepare();
  return this.datavalues;
}

代码示例来源：origin: org.openimaj/twitter

private void readData() throws IOException {
  
  StringReader reader = new StringReader(this.data);
  readData(reader);
}

代码示例来源：origin: org.openimaj.hadoop.tools/HadoopTwitterTokenTool

tocorr[0] = wts.doubleTimeSeries().getData();
for (String ticker : finance.labels()) {
  try{
    if(!financeSeries.containsKey(ticker))continue;

代码示例来源：origin: openimaj/openimaj

private String doCall(String uri) throws IOException {
  System.out.println("We're calling the uri");
  HttpClient httpClient = new HttpClient();
  httpClient.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);
  HttpMethod getMethod = new GetMethod(uri);
  try {
    int response = httpClient.executeMethod(getMethod);
    if (response != 200) {
      throw new IOException("HTTP problem, httpcode: "
          + response);
    }
    InputStream stream = getMethod.getResponseBodyAsStream();
    String responseText = responseToString(stream);
    return responseText;
  } catch (HttpException e) {
    e.printStackTrace();
  } catch (IOException e) {
    e.printStackTrace();
  }
  return null;
}

代码示例来源：origin: org.openimaj/sandbox

public static void main(String[] args) throws IOException {
    YahooFinanceData yd = new YahooFinanceData("AAPL", "10/10/2010", "11/10/2010","dd/MM/YYYY");
    yd.results();
  }
}

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