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When failing to parsing XML, always include the first part of the content into ParseException.

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This commit is contained in:
Andreas Schildbach 2014-06-17 18:23:17 +02:00
parent 6c02caf0f4
commit cbf19ab96e
2 changed files with 52 additions and 14 deletions
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58
enabler/src/de/schildbach/pte/AbstractEfaProvider.java
View file

@ -372,9 +372,12 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
// System.out.println(parameters);
InputStream is = null;
String firstChars = null;
try
{
is = ParserUtils.scrapeInputStream(uri.toString(), httpPost ? parameters.substring(1) : null, null, httpReferer, null, 3);
firstChars = ParserUtils.peekFirstChars(is);
final XmlPullParser pp = parserFactory.newPullParser();
pp.setInput(is, null);
@ -423,7 +426,7 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
}
catch (final XmlPullParserException x)
{
throw new ParserException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
finally
{
@ -495,9 +498,12 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
// System.out.println(parameters);
InputStream is = null;
String firstChars = null;
try
{
is = ParserUtils.scrapeInputStream(uri.toString(), httpPost ? parameters.substring(1) : null, null, httpReferer, null, 3);
firstChars = ParserUtils.peekFirstChars(is);
final XmlPullParser pp = parserFactory.newPullParser();
pp.setInput(is, null);
@ -572,7 +578,7 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
}
catch (final XmlPullParserException x)
{
throw new ParserException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
finally
{
@ -607,9 +613,12 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
// System.out.println(parameters);
InputStream is = null;
String firstChars = null;
try
{
is = ParserUtils.scrapeInputStream(uri.toString(), httpPost ? parameters.substring(1) : null, null, httpReferer, null, 3);
firstChars = ParserUtils.peekFirstChars(is);
final XmlPullParser pp = parserFactory.newPullParser();
pp.setInput(is, null);
@ -654,7 +663,7 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
}
catch (final XmlPullParserException x)
{
throw new ParserException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
finally
{
@ -675,9 +684,12 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
// System.out.println(parameters);
InputStream is = null;
String firstChars = null;
try
{
is = ParserUtils.scrapeInputStream(uri.toString(), httpPost ? parameters.substring(1) : null, null, httpReferer, null, 3);
firstChars = ParserUtils.peekFirstChars(is);
final XmlPullParser pp = parserFactory.newPullParser();
pp.setInput(is, null);
@ -726,7 +738,7 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
}
catch (final XmlPullParserException x)
{
throw new ParserException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
finally
{
@ -949,9 +961,12 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
// System.out.println(parameters);
InputStream is = null;
String firstChars = null;
try
{
is = ParserUtils.scrapeInputStream(uri.toString(), httpPost ? parameters.substring(1) : null, null, httpReferer, "NSC_", 3);
firstChars = ParserUtils.peekFirstChars(is);
final XmlPullParser pp = parserFactory.newPullParser();
pp.setInput(is, null);
@ -1027,7 +1042,7 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
}
catch (final XmlPullParserException x)
{
throw new ParserException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
finally
{
@ -1473,10 +1488,12 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
// System.out.println(parameters);
InputStream is = null;
String firstChars = null;
try
{
is = ParserUtils.scrapeInputStream(uri.toString(), httpPost ? parameters.substring(1) : null, null, httpReferer, null, 3);
final String firstChars = ParserUtils.peekFirstChars(is);
firstChars = ParserUtils.peekFirstChars(is);
final XmlPullParser pp = parserFactory.newPullParser();
pp.setInput(is, null);
@ -1664,7 +1681,7 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
}
catch (final XmlPullParserException x)
{
throw new ParserException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
finally
{
@ -1685,9 +1702,12 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
// System.out.println(parameters);
InputStream is = null;
String firstChars = null;
try
{
is = ParserUtils.scrapeInputStream(uri.toString(), httpPost ? parameters.substring(1) : null, null, httpReferer, null, 3);
firstChars = ParserUtils.peekFirstChars(is);
final XmlPullParser pp = parserFactory.newPullParser();
pp.setInput(is, null);
@ -1753,7 +1773,7 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
}
catch (final XmlPullParserException x)
{
throw new ParserException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
finally
{
@ -2150,14 +2170,18 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
// System.out.println(parameters);
InputStream is = null;
String firstChars = null;
try
{
is = ParserUtils.scrapeInputStream(uri.toString(), httpPost ? parameters.substring(1) : null, null, httpRefererTrip, "NSC_", 3);
firstChars = ParserUtils.peekFirstChars(is);
return queryTrips(uri.toString(), is);
}
catch (final XmlPullParserException x)
{
throw new ParserException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
catch (final RuntimeException x)
{
@ -2185,14 +2209,18 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
// System.out.println(parameters);
InputStream is = null;
String firstChars = null;
try
{
is = ParserUtils.scrapeInputStream(uri.toString(), httpPost ? parameters.substring(1) : null, null, httpRefererTrip, "NSC_", 3);
firstChars = ParserUtils.peekFirstChars(is);
return queryTripsMobile(uri.toString(), from, via, to, is);
}
catch (final XmlPullParserException x)
{
throw new ParserException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
catch (final RuntimeException x)
{
@ -2215,16 +2243,19 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
uri.append("&command=").append(later ? "tripNext" : "tripPrev");
InputStream is = null;
String firstChars = null;
try
{
is = ParserUtils.scrapeInputStream(uri.toString(), null, null, httpRefererTrip, "NSC_", 3);
firstChars = ParserUtils.peekFirstChars(is);
is.mark(512);
return queryTrips(uri.toString(), is);
}
catch (final XmlPullParserException x)
{
throw new ParserException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
catch (final FileNotFoundException x)
{
@ -2261,16 +2292,19 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider
uri.append("&command=").append(later ? "tripNext" : "tripPrev");
InputStream is = null;
String firstChars = null;
try
{
is = ParserUtils.scrapeInputStream(uri.toString(), null, null, httpRefererTrip, "NSC_", 3);
firstChars = ParserUtils.peekFirstChars(is);
is.mark(512);
return queryTripsMobile(uri.toString(), null, null, null, is);
}
catch (final XmlPullParserException x)
{
throw new ParserException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
catch (final ProtocolException x) // must be html content
{

8
enabler/src/de/schildbach/pte/AbstractHafasProvider.java
View file

@ -65,6 +65,7 @@ import de.schildbach.pte.dto.ResultHeader;
import de.schildbach.pte.dto.StationDepartures;
import de.schildbach.pte.dto.Stop;
import de.schildbach.pte.dto.Trip;
import de.schildbach.pte.exception.ParserException;
import de.schildbach.pte.exception.SessionExpiredException;
import de.schildbach.pte.util.LittleEndianDataInputStream;
import de.schildbach.pte.util.ParserUtils;
@ -1007,11 +1008,14 @@ public abstract class AbstractHafasProvider extends AbstractNetworkProvider
// ParserUtils.printXml(ParserUtils.scrape(queryEndpoint, request, null, null));
Reader reader = null;
String firstChars = null;
try
{
final String endpoint = extXmlEndpoint != null ? extXmlEndpoint : queryEndpoint;
reader = new InputStreamReader(ParserUtils.scrapeInputStream(endpoint, request, null, null, null, 3), ISO_8859_1);
final InputStream is = ParserUtils.scrapeInputStream(endpoint, request, null, null, null, 3);
firstChars = ParserUtils.peekFirstChars(is);
reader = new InputStreamReader(is, ISO_8859_1);
final XmlPullParserFactory factory = XmlPullParserFactory.newInstance(System.getProperty(XmlPullParserFactory.PROPERTY_NAME), null);
final XmlPullParser pp = factory.newPullParser();
@ -1372,7 +1376,7 @@ public abstract class AbstractHafasProvider extends AbstractNetworkProvider
}
catch (final XmlPullParserException x)
{
throw new RuntimeException(x);
throw new ParserException("cannot parse xml: " + firstChars, x);
}
finally
{