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use API for autocompletes

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git-svn-id: https://public-transport-enabler.googlecode.com/svn/trunk@449 0924bc21-9374-b0fa-ee44-9ff1593b38f0
This commit is contained in:
andreas.schildbach@gmail.com 2011-01-13 12:26:59 +00:00
parent 53b58f3306
commit dfa35cbccf
2 changed files with 28 additions and 29 deletions
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32
src/de/schildbach/pte/BahnProvider.java
View file

@ -54,7 +54,7 @@ public final class BahnProvider extends AbstractHafasProvider
public BahnProvider() public BahnProvider()
{ {
super(null, null); super("http://reiseauskunft.bahn.de/bin/extxml.exe", null);
} }
public NetworkId id() public NetworkId id()
@ -67,33 +67,6 @@ public final class BahnProvider extends AbstractHafasProvider
return true; return true;
} }
private static final String NAME_URL = API_BASE + "bhftafel.exe/dox?input=";
private static final Pattern P_SINGLE_NAME = Pattern.compile(".*<input type=\"hidden\" name=\"input\" value=\"(.+?)#(\\d+)\" />.*",
Pattern.DOTALL);
private static final Pattern P_MULTI_NAME = Pattern.compile("<option value=\".+?#(\\d+)\">(.+?)</option>", Pattern.DOTALL);
@Override
public List<Location> autocompleteStations(final CharSequence constraint) throws IOException
{
final CharSequence page = ParserUtils.scrape(NAME_URL + ParserUtils.urlEncode(constraint.toString()));
final List<Location> results = new ArrayList<Location>();
final Matcher mSingle = P_SINGLE_NAME.matcher(page);
if (mSingle.matches())
{
results.add(new Location(LocationType.STATION, Integer.parseInt(mSingle.group(2)), null, ParserUtils.resolveEntities(mSingle.group(1))));
}
else
{
final Matcher mMulti = P_MULTI_NAME.matcher(page);
while (mMulti.find())
results.add(new Location(LocationType.STATION, Integer.parseInt(mMulti.group(1)), null, ParserUtils.resolveEntities(mMulti.group(2))));
}
return results;
}
private final static Pattern P_NEARBY_STATIONS = Pattern private final static Pattern P_NEARBY_STATIONS = Pattern
.compile("<a class=\"uLine\" href=\".+?!X=(\\d+)!Y=(\\d+)!id=(\\d+)!dist=(\\d+).*?\">(.+?)</a>"); .compile("<a class=\"uLine\" href=\".+?!X=(\\d+)!Y=(\\d+)!id=(\\d+)!dist=(\\d+).*?\">(.+?)</a>");
@ -468,7 +441,8 @@ public final class BahnProvider extends AbstractHafasProvider
public QueryDeparturesResult queryDepartures(final String stationId, final int maxDepartures) throws IOException public QueryDeparturesResult queryDepartures(final String stationId, final int maxDepartures) throws IOException
{ {
final CharSequence page = ParserUtils.scrape(departuresQueryUri(stationId, maxDepartures)); final String uri = departuresQueryUri(stationId, maxDepartures);
final CharSequence page = ParserUtils.scrape(uri);
final Matcher mMessage = P_DEPARTURES_MESSAGES.matcher(page); final Matcher mMessage = P_DEPARTURES_MESSAGES.matcher(page);
if (mMessage.find()) if (mMessage.find())

25
test/de/schildbach/pte/live/BahnProviderLiveTest.java
View file

@ -18,6 +18,7 @@
package de.schildbach.pte.live; package de.schildbach.pte.live;
import java.util.Date; import java.util.Date;
import java.util.List;
import org.junit.Test; import org.junit.Test;
@ -44,6 +45,30 @@ public class BahnProviderLiveTest
System.out.println(queryDepartures.departures); System.out.println(queryDepartures.departures);
} }
@Test
public void autocompleteIncomplete() throws Exception
{
final List<Location> autocompletes = provider.autocompleteStations("Be");
list(autocompletes);
}
@Test
public void autocompleteIdentified() throws Exception
{
final List<Location> autocompletes = provider.autocompleteStations("Berlin");
list(autocompletes);
}
private void list(final List<Location> autocompletes)
{
System.out.print(autocompletes.size() + " ");
for (final Location autocomplete : autocompletes)
System.out.print(autocomplete.toDebugString() + " ");
System.out.println();
}
@Test @Test
public void shortConnection() throws Exception public void shortConnection() throws Exception
{ {