本文整理汇总了Java中org.apache.solr.search.ReturnFields.wantsScore方法的典型用法代码示例。如果您正苦于以下问题:Java ReturnFields.wantsScore方法的具体用法?Java ReturnFields.wantsScore怎么用?Java ReturnFields.wantsScore使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.solr.search.ReturnFields
的用法示例。
在下文中一共展示了ReturnFields.wantsScore方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: writeDocuments
import org.apache.solr.search.ReturnFields; //导入方法依赖的package包/类
public final void writeDocuments(String name, ResultContext res, ReturnFields fields ) throws IOException {
DocList ids = res.docs;
TransformContext context = new TransformContext();
context.query = res.query;
context.wantsScores = fields.wantsScore() && ids.hasScores();
context.req = req;
writeStartDocumentList(name, ids.offset(), ids.size(), ids.matches(),
context.wantsScores ? new Float(ids.maxScore()) : null );
DocTransformer transformer = fields.getTransformer();
context.searcher = req.getSearcher();
context.iterator = ids.iterator();
if( transformer != null ) {
transformer.setContext( context );
}
int sz = ids.size();
Set<String> fnames = fields.getLuceneFieldNames();
for (int i=0; i<sz; i++) {
int id = context.iterator.nextDoc();
Document doc = context.searcher.doc(id, fnames);
SolrDocument sdoc = toSolrDocument( doc );
if( transformer != null ) {
transformer.transform( sdoc, id);
}
writeSolrDocument( null, sdoc, returnFields, i );
}
if( transformer != null ) {
transformer.setContext( null );
}
writeEndDocumentList();
}
示例2: createMainQuery
import org.apache.solr.search.ReturnFields; //导入方法依赖的package包/类
private void createMainQuery(ResponseBuilder rb) {
ShardRequest sreq = new ShardRequest();
sreq.purpose = ShardRequest.PURPOSE_GET_TOP_IDS;
String keyFieldName = rb.req.getSchema().getUniqueKeyField().getName();
// one-pass algorithm if only id and score fields are requested, but not if fl=score since that's the same as fl=*,score
ReturnFields fields = rb.rsp.getReturnFields();
// distrib.singlePass=true forces a one-pass query regardless of requested fields
boolean distribSinglePass = rb.req.getParams().getBool(ShardParams.DISTRIB_SINGLE_PASS, false);
if(distribSinglePass || (fields != null && fields.wantsField(keyFieldName)
&& fields.getRequestedFieldNames() != null
&& (!fields.hasPatternMatching() && Arrays.asList(keyFieldName, "score").containsAll(fields.getRequestedFieldNames())))) {
sreq.purpose |= ShardRequest.PURPOSE_GET_FIELDS;
rb.onePassDistributedQuery = true;
}
sreq.params = new ModifiableSolrParams(rb.req.getParams());
// TODO: base on current params or original params?
// don't pass through any shards param
sreq.params.remove(ShardParams.SHARDS);
// set the start (offset) to 0 for each shard request so we can properly merge
// results from the start.
if(rb.shards_start > -1) {
// if the client set shards.start set this explicitly
sreq.params.set(CommonParams.START,rb.shards_start);
} else {
sreq.params.set(CommonParams.START, "0");
}
// TODO: should we even use the SortSpec? That's obtained from the QParser, and
// perhaps we shouldn't attempt to parse the query at this level?
// Alternate Idea: instead of specifying all these things at the upper level,
// we could just specify that this is a shard request.
if(rb.shards_rows > -1) {
// if the client set shards.rows set this explicity
sreq.params.set(CommonParams.ROWS,rb.shards_rows);
} else {
sreq.params.set(CommonParams.ROWS, rb.getSortSpec().getOffset() + rb.getSortSpec().getCount());
}
sreq.params.set(ResponseBuilder.FIELD_SORT_VALUES,"true");
boolean shardQueryIncludeScore = (rb.getFieldFlags() & SolrIndexSearcher.GET_SCORES) != 0 || rb.getSortSpec().includesScore();
StringBuilder additionalFL = new StringBuilder();
boolean additionalAdded = false;
if (distribSinglePass) {
String[] fls = rb.req.getParams().getParams(CommonParams.FL);
if (fls != null && fls.length > 0 && (fls.length != 1 || !fls[0].isEmpty())) {
// If the outer request contains actual FL's use them...
sreq.params.set(CommonParams.FL, fls);
if (!fields.wantsField(keyFieldName)) {
additionalAdded = addFL(additionalFL, keyFieldName, additionalAdded);
}
} else {
// ... else we need to explicitly ask for all fields, because we are going to add
// additional fields below
sreq.params.set(CommonParams.FL, "*");
}
if (!fields.wantsScore() && shardQueryIncludeScore) {
additionalAdded = addFL(additionalFL, "score", additionalAdded);
}
} else {
// reset so that only unique key is requested in shard requests
sreq.params.set(CommonParams.FL, rb.req.getSchema().getUniqueKeyField().getName());
if (shardQueryIncludeScore) {
additionalAdded = addFL(additionalFL, "score", additionalAdded);
}
}
if (additionalAdded) sreq.params.add(CommonParams.FL, additionalFL.toString());
rb.addRequest(this, sreq);
}
示例3: prepare
import org.apache.solr.search.ReturnFields; //导入方法依赖的package包/类
@Override
public void prepare(ResponseBuilder rb) throws IOException
{
SolrQueryRequest req = rb.req;
SolrParams params = req.getParams();
if (!params.getBool(COMPONENT_NAME, true)) {
return;
}
SolrQueryResponse rsp = rb.rsp;
// Set field flags
ReturnFields returnFields = new SolrReturnFields( req );
rsp.setReturnFields( returnFields );
int flags = 0;
if (returnFields.wantsScore()) {
flags |= SolrIndexSearcher.GET_SCORES;
}
rb.setFieldFlags( flags );
String defType = params.get(QueryParsing.DEFTYPE, QParserPlugin.DEFAULT_QTYPE);
// get it from the response builder to give a different component a chance
// to set it.
String queryString = rb.getQueryString();
if (queryString == null) {
// this is the normal way it's set.
queryString = params.get( CommonParams.Q );
rb.setQueryString(queryString);
}
try {
QParser parser = QParser.getParser(rb.getQueryString(), defType, req);
Query q = parser.getQuery();
if (q == null) {
// normalize a null query to a query that matches nothing
q = new BooleanQuery();
}
rb.setQuery( q );
rb.setSortSpec( parser.getSort(true) );
rb.setQparser(parser);
final String cursorStr = rb.req.getParams().get(CursorMarkParams.CURSOR_MARK_PARAM);
if (null != cursorStr) {
final CursorMark cursorMark = new CursorMark(rb.req.getSchema(),
rb.getSortSpec());
cursorMark.parseSerializedTotem(cursorStr);
rb.setCursorMark(cursorMark);
}
String[] fqs = req.getParams().getParams(CommonParams.FQ);
if (fqs!=null && fqs.length!=0) {
List<Query> filters = rb.getFilters();
// if filters already exists, make a copy instead of modifying the original
filters = filters == null ? new ArrayList<Query>(fqs.length) : new ArrayList<Query>(filters);
for (String fq : fqs) {
if (fq != null && fq.trim().length()!=0) {
QParser fqp = QParser.getParser(fq, null, req);
filters.add(fqp.getQuery());
}
}
// only set the filters if they are not empty otherwise
// fq=&someotherParam= will trigger all docs filter for every request
// if filter cache is disabled
if (!filters.isEmpty()) {
rb.setFilters( filters );
}
}
} catch (SyntaxError e) {
throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, e);
}
if (params.getBool(GroupParams.GROUP, false)) {
prepareGrouping(rb);
}
}