bs
/
Strava
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
Browse Source

Code now retries to send a request when there was a wrong response code (mostly 429, which is request limit reached). If there was another error, there will only be one retry

master
Bianca Steffes 3 years ago
parent
ae6e61dcd6
commit
e582892b9f
4 changed files with 171 additions and 53 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 160
      export/src/export/Main.java
  2. 24
      export/src/export/ResponseCodeWrongException.java
  3. 17
      export/src/export/Triplet.java
  4. 23
      export/src/export/Tuple.java

160
export/src/export/Main.java
View File

@ -34,6 +34,8 @@ public class Main
{
public static final String baseUrl = "https://www.strava.com/api/v3/";
public static final String tokenUrl = "https://www.strava.com/api/v3/oauth/token";
private static final int retryTimes = 20;
private static final int httpCodeLimitReached = 429;
private static int athleteId = 0;
private static JSONParser parser = new JSONParser();
private static String testRequest;
@ -95,6 +97,10 @@ public class Main
// get general information
JSONObject athleteInfo = saveGeneralInformation(token);
if(athleteInfo==null) //error getting General Information
{
athleteInfo = new JSONObject();
}
athleteInfo.put("activities", allActivities);
try
@ -127,9 +133,10 @@ public class Main
String requestUrlExtension = "activities/" + id + "/streams?"
+ "keys=[time,distance,latlng,altitude,velocity_smooth,heartrate,"
+ "cadence,watts,temp,moving,grade_smooth]&key_by_type=true";
String json = makeOneGetRequest(requestUrlExtension, token);
if (json.isEmpty()||json.isBlank()||json.equals(""))
String json = makeGetRequestWithRetry(requestUrlExtension, token);;
if (json==null ||json.isEmpty()||json.isBlank()||json.equals(""))
{
return data;
}
@ -179,9 +186,9 @@ public class Main
int pageIndex = 1;
while (true)
{
String requestExtension = "athlete/activities?page=" + pageIndex;
String json = makeOneGetRequest(requestExtension, token);
if (json.isEmpty() || json.isBlank() || json.equals("") || json.equals("[]")) // don't know where the last page is...
String requestExtension = "athlete/activities?per_page=500&page=" + pageIndex;
String json = makeGetRequestWithRetry(requestExtension, token);
if (json==null || json.isEmpty() || json.isBlank() || json.equals("") || json.equals("[]")) // don't know where the last page is...
{
break;
}
@ -217,6 +224,53 @@ public class Main
return result;
}
/**
* Method is used to find the next request window: It tries the same request again after 5 minutes.
* After a set number of times (retryTimes) it stops if it still wasn't successful.
* @param urlExtension UrlExtension for the request
* @param token Token for the request
* @return Data as a String or {@code null} if there is no data
*/
static String makeGetRequestWithRetry(String urlExtension, String token)
{
String json=null;
int count=0;
do
{
try
{
json = makeOneGetRequest(urlExtension, token);
}
catch (ResponseCodeWrongException e)
{
//tried enough times, so stop now
if(count >= retryTimes)
{
return null;
}
//request limit is reached, try again later
if (e.getResponseCode()==httpCodeLimitReached)
{
count++;
}
else //some other error: try only one other time!
{
count=retryTimes;
}
//Sleep for 5 minutes and try to get the next 15 min request window
try
{
TimeUnit.MINUTES.sleep(5);
}
catch (InterruptedException e1)
{
}
}
}while(json==null);
return json;
}
/**
* Extracts an athletes general information.
*
@ -232,7 +286,8 @@ public class Main
String meas_pref = "measurement_preference"; // Possible values = feet, meters
String weight = "weight";
String json = makeOneGetRequest("athlete", token);
String json = makeGetRequestWithRetry("athlete", token);
JSONObject toSave = new JSONObject();
try
@ -291,8 +346,9 @@ public class Main
* @param token Identification / authorization token of the
* athlete
* @return The response as a String, an empty String in case of error.
* @throws ResponseCodeWrongException If there was an http error
*/
static String makeOneGetRequest(String requestUrlExtension, String token)
static String makeOneGetRequest(String requestUrlExtension, String token) throws ResponseCodeWrongException
{
if (testRequest != null)
{
@ -335,20 +391,21 @@ public class Main
*
* @param connection Connection to the site
* @return Response as a String
* @throws IOException in case of error
* @throws IOException in case of error with the stream
* @throws ResponseCodeWrongException if no data was read because of http problems
*/
static String getResponse(HttpsURLConnection connection) throws IOException
static String getResponse(HttpsURLConnection connection) throws IOException, ResponseCodeWrongException
{
StringBuilder result = new StringBuilder();
int responseCode = connection.getResponseCode();
if (responseCode != HttpURLConnection.HTTP_OK )
if (responseCode != HttpURLConnection.HTTP_OK)
{
//excluded error messages appearing on missing streams
if(responseCode != HttpURLConnection.HTTP_NOT_FOUND)
//excluded error messages appearing on missing streams and reached rate limit
if(responseCode != HttpURLConnection.HTTP_NOT_FOUND && responseCode!= httpCodeLimitReached)
{
writeError("Wrong response code: " + responseCode);
}
return "";
throw new ResponseCodeWrongException(responseCode);
}
try (Reader reader = new BufferedReader(
@ -372,8 +429,9 @@ public class Main
* @param data Triplet containing: a the client_id, b the client_secret, c the
* refresh_token
* @return The response as a String, an empty String in case of error.
* @throws ResponseCodeWrongException If there was an http error
*/
static String makeOnePostRequest(Triplet data)
static String makeOnePostRequest(Triplet data) throws ResponseCodeWrongException
{
HttpsURLConnection connection = null;
try
@ -423,7 +481,41 @@ public class Main
*/
static Tuple getAccessToken(Triplet refreshInfo)
{
String json = makeOnePostRequest(refreshInfo);
String json=null;
int count =0;
do
{
try
{
json = makeOnePostRequest(refreshInfo);
}
catch (ResponseCodeWrongException e)
{
//tried enough times, so stop now
if(count >= retryTimes)
{
return null;
}
//request limit is reached, try again later
if (e.getResponseCode()==httpCodeLimitReached)
{
count++;
}
else //some other error: try only one other time!
{
count=retryTimes;
}
//Sleep for 5 minutes and try to get the next 15 min request window
try
{
TimeUnit.MINUTES.sleep(5);
}
catch (InterruptedException e1)
{
}
}
}while(json==null);
try
{
Object obj = parser.parse(json);
@ -476,41 +568,3 @@ public class Main
}
}
}
class Tuple
{
private String a;
private String b;
public Tuple(String a, String b)
{
this.a = a;
this.b = b;
}
public String getA()
{
return a;
}
public String getB()
{
return b;
}
}
class Triplet extends Tuple
{
private String c;
public Triplet(String a, String b, String c)
{
super(a, b);
this.c = c;
}
public String getC()
{
return c;
}
}

24
export/src/export/ResponseCodeWrongException.java
View File

@ -0,0 +1,24 @@
package export;
public class ResponseCodeWrongException extends Exception
{
private static final long serialVersionUID = -1593242809354614946L;
private int responseCode;
public ResponseCodeWrongException(int responseCode)
{
this.responseCode=responseCode;
}
public int getResponseCode()
{
return responseCode;
}
public void setResponseCode(int responseCode)
{
this.responseCode = responseCode;
}
}

17
export/src/export/Triplet.java
View File

@ -0,0 +1,17 @@
package export;
public class Triplet extends Tuple
{
private String c;
public Triplet(String a, String b, String c)
{
super(a, b);
this.c = c;
}
public String getC()
{
return c;
}
}

23
export/src/export/Tuple.java
View File

@ -0,0 +1,23 @@
package export;
public class Tuple
{
private String a;
private String b;
public Tuple(String a, String b)
{
this.a = a;
this.b = b;
}
public String getA()
{
return a;
}
public String getB()
{
return b;
}
}
Write Preview
Loading…
Cancel
Save