com.tecacet.finance.service.WebUtil Maven / Gradle / Ivy
package com.tecacet.finance.service;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.stream.Collectors;
public class WebUtil {
public static String getResponseAsString(String urlString) throws IOException {
InputStream is = getResponseAsStream(urlString);
try (BufferedReader buffer = new BufferedReader(new InputStreamReader(is))) {
return buffer.lines().collect(Collectors.joining("\n"));
}
}
public static InputStream getResponseAsStream(String urlString) throws IOException {
URL url = new URL(urlString);
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.connect();
if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
String message = String.format("Connect to %s failed with response code %d and message: %s", urlString,
connection.getResponseCode(), connection.getResponseMessage());
throw new WebServiceException(message);
}
return connection.getInputStream();
}
}