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helper for reverse migration of Berlin station ids

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This commit is contained in:
Andreas Schildbach 2013-01-16 15:18:43 +01:00
parent ee6199ce1c
commit 384dc47240
2 changed files with 28 additions and 0 deletions
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16
enabler/src/de/schildbach/pte/BvgProvider.java
View file

@ -742,4 +742,20 @@ public final class BvgProvider extends AbstractHafasProvider
{
return Berlin.BOUNDARY;
}
public static int migrateStationIdReverse(final int stationId)
{
if (stationId < 100000000 || stationId >= 1000000000)
return stationId;
final int low = stationId % 100000;
final int middle = (stationId % 100000000) - low;
if (middle != 1000000)
return stationId;
final int high = stationId - (stationId % 100000000);
return high / 1000 + low;
}
}

12
enabler/test/de/schildbach/pte/live/BvgProviderLiveTest.java
View file

@ -192,4 +192,16 @@ public class BvgProviderLiveTest extends AbstractProviderLiveTest
final QueryConnectionsResult laterResult = queryMoreConnections(result.context, true);
System.out.println(laterResult);
}
@Test
public void testStationIdReverse() throws Exception
{
Assert.assertEquals(BvgProvider.migrateStationIdReverse(101000316), 100316);
Assert.assertEquals(BvgProvider.migrateStationIdReverse(301000316), 300316);
// no conversions
Assert.assertEquals(BvgProvider.migrateStationIdReverse(102000316), 102000316);
Assert.assertEquals(BvgProvider.migrateStationIdReverse(1101000316), 1101000316);
Assert.assertEquals(BvgProvider.migrateStationIdReverse(11000316), 11000316);
}
}