Sorry
queryString = "station: piccadilly*" to get the mentioned error.
On Wed, Jan 29, 2020 at 9:01 PM vas aj <vasudevan.a...@gmail.com> wrote:
> Hi team,
>
> The below code :
>
> queryString = "piccadilly*";
> Query queryToExecute = new StandardQueryParser().parse(queryString,
> "stationNameIndex");
>
> LuceneQuery<Long, Station> luceneQuery =
> luceneService
> .createLuceneQueryFactory()
> .setLimit(100)
> .create(
> "stationNameIndex",
> "stations-region",
> index -> {
> return new BooleanQuery.Builder()
> .add(queryToExecute, BooleanClause.Occur.MUST)
> .build();
> });
> Collection<Station> stations = luceneQuery.findValues();
>
> *throws the below error : *
>
> Error while querying => {}
> org.apache.geode.SerializationException: failed serializing object
> at
> org.apache.geode.internal.cache.tier.sockets.Message.serializeAndAddPart(Message.java:408)
> at
> org.apache.geode.internal.cache.tier.sockets.Message.addObjPart(Message.java:350)
> at
> org.apache.geode.internal.cache.tier.sockets.Message.addObjPart(Message.java:329)
> at
> org.apache.geode.cache.client.internal.ExecuteRegionFunctionSingleHopOp$ExecuteRegionFunctionSingleHopOpImpl.<init>(ExecuteRegionFunctionSingleHopOp.java:180)
> at
> org.apache.geode.cache.client.internal.ServerRegionProxy.lambda$executeFunction$1(ServerRegionProxy.java:699)
> at
> org.apache.geode.cache.client.internal.ExecuteRegionFunctionSingleHopOp.constructAndGetExecuteFunctionTasks(ExecuteRegionFunctionSingleHopOp.java:131)
> at
> org.apache.geode.cache.client.internal.ExecuteRegionFunctionSingleHopOp.execute(ExecuteRegionFunctionSingleHopOp.java:84)
> at
> org.apache.geode.cache.client.internal.ServerRegionProxy.executeFunction(ServerRegionProxy.java:701)
> at
> org.apache.geode.internal.cache.execute.ServerRegionFunctionExecutor.executeOnServer(ServerRegionFunctionExecutor.java:200)
> at
> org.apache.geode.internal.cache.execute.ServerRegionFunctionExecutor.executeFunction(ServerRegionFunctionExecutor.java:154)
> at
> org.apache.geode.internal.cache.execute.ServerRegionFunctionExecutor.execute(ServerRegionFunctionExecutor.java:379)
> at
> org.apache.geode.cache.lucene.internal.LuceneQueryImpl.findTopEntries(LuceneQueryImpl.java:121)
> at
> org.apache.geode.cache.lucene.internal.LuceneQueryImpl.findPages(LuceneQueryImpl.java:99)
> at
> org.apache.geode.cache.lucene.internal.LuceneQueryImpl.findResults(LuceneQueryImpl.java:85)
> at
> org.apache.geode.cache.lucene.internal.LuceneQueryImpl.findValues(LuceneQueryImpl.java:78)
>
> whereas
>
> LuceneQuery<Long, Station> luceneQuery =
> luceneService
> .createLuceneQueryFactory()
> .setLimit(100)
> .create(
> "stationNameIndex",
> "stations-region",
> queryString,
> "stationName"
> });
>
> works perfectly & Station implements org.apache.geode.DataSerializable.
>
> What am I missing?.
> Please help.
>
> Regards,
> Aj
>
> On Tue, Jan 28, 2020 at 11:31 PM Xiaojian Zhou <gz...@pivotal.io> wrote:
>
>> Maybe you should change one or both of the "MUST" to "SHOULD". And it's
>> better to switch the order of the 2 subqueries.
>>
>>
>> On Tue, Jan 28, 2020 at 2:23 PM vas aj <vasudevan.a...@gmail.com> wrote:
>>
>>> Thanks Dan for the quick help.
>>> However the query failed.
>>>
>>> Working on the same.
>>>
>>> On Tue, 28 Jan 2020, 19:55 Dan Smith, <dsm...@pivotal.io> wrote:
>>>
>>>> I think you could probably use a BooleanQuery to do this. Something
>>>> like this, although I haven't tested it. Your LuceneQuery1 just results in
>>>> a call to StandardQueryParser.parse, so you can combine that with your
>>>> spatial query:
>>>>
>>>> LuceneQuery<Long, Station> luceneQuery2 =
>>>> luceneService
>>>> .createLuceneQueryFactory()
>>>> .create("stationNameIndex", "stations-region", index -> {
>>>> BooleanQuery query = new BooleanQuery();
>>>> query.add(new StandardQueryParser().parse(queryString,
>>>> name), BooleanQuery.Occur.MUST);
>>>> query.add(SpatialHelper.findWithin(-122.8515139,
>>>> 45.5099231, 0.5), , BooleanQuery.Occur.MUST);
>>>> return query;
>>>> }
>>>>
>>>> On Tue, Jan 28, 2020 at 11:36 AM vas aj <vasudevan.a...@gmail.com>
>>>> wrote:
>>>>
>>>>> Hi team,
>>>>>
>>>>> I want to execute a *LuceneQuery* that searches both a
>>>>> queryString(E.g. "station:Piccadilly*") as well as nearest station within
>>>>> .5 miles.(E.g. SpatialHelper.findWithin(lat, long, 0.5))
>>>>>
>>>>> In other words, is there any means of combining *luceneQuery1* &
>>>>> *luceneQuery2* and executing them as
>>>>> Collection<Station> nearestStations = *luceneQuery*.findValues();
>>>>>
>>>>> where luceneQuery = luceneQuery1 + luceneQuery2
>>>>>
>>>>> *LuceneQuery1*
>>>>> LuceneQuery<Long, Station> luceneQuery1 =
>>>>> luceneService
>>>>> .createLuceneQueryFactory()
>>>>> .setLimit(100)
>>>>> .create("stationNameIndex", "stations-region",
>>>>> queryString, "name");
>>>>>
>>>>> *LuceneQuery2*
>>>>> LuceneQuery<Long, Station> luceneQuery2 =
>>>>> luceneService
>>>>> .createLuceneQueryFactory()
>>>>> .create("stationNameIndex", "stations-region", index ->
>>>>> SpatialHelper.findWithin(-122.8515139, 45.5099231, 0.5);
>>>>>
>>>>> Regards
>>>>> Aj
>>>>>
>>>>
