VPR-Frontend/client/data/src/main/java/res/HttpRequest.java
2022-01-11 17:12:37 +01:00

96 lines
3.3 KiB
Java

package res;
import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
public class HttpRequest {
public String sendPostRequest(String urlString, String urlParameters, boolean sendAuth) throws Exception {
byte[] postData = urlParameters.getBytes(StandardCharsets.UTF_8);
int postDataLength = postData.length;
/*
URL url = new URL("http://test.de:8080/event/add");
HttpURLConnection http = (HttpURLConnection)url.openConnection();
http.setRequestMethod("POST");
http.setDoOutput(true);
http.setRequestProperty("Accept", "application/json");
http.setRequestProperty("Authorization", "Bearer {token}");
http.setRequestProperty("Content-Type", "");
http.setRequestProperty("Content-Length", "0");
System.out.println(http.getResponseCode() + " " + http.getResponseMessage());
http.disconnect();
*/
URL url = new URL(urlString);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setDoOutput(true);
con.setInstanceFollowRedirects(false);
con.setRequestMethod("POST");
con.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
con.setRequestProperty("charset", "utf-8");
con.setRequestProperty("Content-Length", Integer.toString(postDataLength));
con.setUseCaches(false);
if(sendAuth){
con.setRequestProperty("Accept", "application/json");
con.setRequestProperty("Authorization", "Bearer {token}");
}
try (DataOutputStream wr = new DataOutputStream(con.getOutputStream())) {
wr.write(postData);
}
int status = con.getResponseCode();
if (status == 200) {
BufferedReader in = new BufferedReader(
new InputStreamReader(con.getInputStream()));
String inputLine;
StringBuilder content = new StringBuilder();
while ((inputLine = in.readLine()) != null) {
content.append(inputLine);
}
in.close();
con.disconnect();
return content.toString();
} else {
con.disconnect();
throw new Exception("Status: " + status);
}
}
public String sendGetRequest(String urlString) throws Exception {
URL url = new URL(urlString);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setRequestMethod("GET");
con.setConnectTimeout(5000);
con.setReadTimeout(5000);
int status = con.getResponseCode();
if (status == 200) {
BufferedReader in = new BufferedReader(
new InputStreamReader(con.getInputStream()));
String inputLine;
StringBuilder content = new StringBuilder();
while ((inputLine = in.readLine()) != null) {
content.append(inputLine);
}
in.close();
con.disconnect();
return content.toString();
} else {
con.disconnect();
throw new Exception("Status: " + status);
}
}
}