com.yahoo.search.Query.getModel()方法的使用及代码示例

x33g5p2x  于2022-01-29 转载在 其他  
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本文整理了Java中com.yahoo.search.Query.getModel方法的一些代码示例，展示了Query.getModel的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Query.getModel方法的具体详情如下：
包路径：com.yahoo.search.Query
类名称：Query
方法名：getModel

Query.getModel介绍

[英]Returns the query representation model to be used for this query, never null
[中]返回用于此查询的查询表示模型，从不为null

代码示例

代码示例来源：origin: com.yahoo.vespa/container-search

  1. /**
  2.  * Sets the document selection criterion of the query.
  3.  *
  4.  * @param where the documents to select as a JSON string on the format specified in
  5.  *        <a href="https://docs.vespa.ai/documentation/reference/select-reference.html">the select reference doc</a>
  6.  */
  7. public void setWhereString(String where) {
  8.   this.where = where;
  9.   parent.getModel().setType(SELECT);
  10.   // This replaces the current query
  11.   parent.getModel().clearQueryTree();
  12. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. /** Calls resolveDocumentTypes(query.getModel().getSources(), query.getModel().getRestrict()) */
  2. private Set<String> resolveDocumentTypes(Query query) {
  3.   // Assumption: Search definition name equals document name.
  4.   return resolveDocumentTypes(query.getModel().getSources(), query.getModel().getRestrict(),
  5.                 searchDefinitions.keySet());
  6. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. /** Returns the encoding of the query, or the encoding given by the template if none is set */
  2. public final String getRequestedEncoding(Query query) {
  3.   String encoding = query.getModel().getEncoding();
  4.   if (encoding != null) return encoding;
  5.   return getEncoding();
  6. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. /** Returns the encoding of the query, or the encoding given by the template if none is set */
  2. public final String getRequestedEncoding(Query query) {
  3.   String encoding = query.getModel().getEncoding();
  4.   if (encoding != null) return encoding;
  5.   return getEncoding();
  6. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. @NonNull
  2. private Item fetchUserQuery() {
  3.   Preconditions.checkState(!queryParser, "Tried inserting user query into itself.");
  4.   Preconditions.checkState(userQuery != null,
  5.                "User query must be set before trying to build complete query "
  6.                + "tree including user query.");
  7.   return userQuery.getModel().getQueryTree().getRoot();
  8. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. /**
  2.  * Adds a key-value which will be logged to the access log for this query (by doing toString() on the value
  3.  * Multiple values may be set to the same key. A value cannot be removed once set.
  4.  */
  5. public void logValue(String key,Object value) {
  6.   owner.getModel().getExecution().trace().logValue(key, value.toString());
  7. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. /** Adds an item to the query being evaluated in a way consistent with the query type */
  2. // TODO: Add this functionality to Query?
  3. public void addItem(Item item, TermType termType) {
  4.   Item root= query.getModel().getQueryTree().getRoot();
  5.   if (root==null)
  6.     query.getModel().getQueryTree().setRoot(item);
  7.   else
  8.     query.getModel().getQueryTree().setRoot(combineItems(root,item,termType));
  9. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. /**
  2.  * Collapses all single-child {@link CompositeItem}s into their parent item.
  3.  */
  4. public static void collapseSingleComposites(Query query) {
  5.   Item oldRoot = query.getModel().getQueryTree().getRoot();
  6.   Item newRoot = collapseSingleComposites(oldRoot);
  7.   if (oldRoot != newRoot) {
  8.     query.getModel().getQueryTree().setRoot(newRoot);
  9.   }
  10. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. /**
  2.  * Replaces and {@link SimpleIndexedItem} searching in the {@link Hit#SDDOCNAME_FIELD} with an item
  3.  * appropriate for the search node.
  4.  */
  5. public static void rewriteSddocname(Query query) {
  6.   Item oldRoot = query.getModel().getQueryTree().getRoot();
  7.   Item newRoot = rewriteSddocname(oldRoot);
  8.   if (oldRoot != newRoot) {
  9.     query.getModel().getQueryTree().setRoot(newRoot);
  10.   }
  11. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. private Result handleError(RuleBase ruleBase,Query query,String error) {
  2.   String message="Evaluation of query '" + query.getModel().getQueryTree() +
  3.           "' over '" + ruleBase + "' caused the invalid query '" +
  4.           query.getModel().getQueryTree().getRoot() + "': " + error;
  5.   getLogger().warning(message);
  6.   return new Result(query,ErrorMessage.createInvalidQueryTransformation(message));
  7. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. protected void matchAutomata(Query query,int traceLevel) {
  2.   List<PhraseMatcher.Phrase> matches=getPhraseMatcher().matchPhrases(query.getModel().getQueryTree().getRoot());
  3.   if (matches==null || matches.size()==0) return;
  4.   for (Iterator<PhraseMatcher.Phrase> i=matches.iterator(); i.hasNext(); ) {
  5.     PhraseMatcher.Phrase phrase= i.next();
  6.     if (traceLevel>=3)
  7.        query.trace("Semantic searcher automata matched " + phrase,false,1);
  8.     annotatePhrase(phrase,query,traceLevel);
  9.   }
  10. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. private Item replaceTerms(Query q, IndexFacts.Session indexFacts) {
  2.   Language language = q.getModel().getParsingLanguage();
  3.   if (language == Language.UNKNOWN) {
  4.     return q.getModel().getQueryTree().getRoot();
  5.   }
  6.   StemContext context = new StemContext();
  7.   context.isCJK = language.isCjk();
  8.   context.language = language;
  9.   context.indexFacts = indexFacts;
  10.   context.reverseConnectivity = createReverseConnectivities(q.getModel().getQueryTree().getRoot());
  11.   return scan(q.getModel().getQueryTree().getRoot(), context);
  12. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. /** Returns a short string description of this (includes the first few messages only, and no newlines) */
  2. @Override
  3. public String toString() {
  4.   return owner.getModel().getExecution().trace().toString();
  5. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. @Override
  2. public Result search(Query query, Execution execution) {
  3.   Language language = query.getModel().getParsingLanguage();
  4.   if ( ! language.isCjk()) return execution.search(query);
  5.   QueryTree tree = query.getModel().getQueryTree();
  6.   tree.setRoot(transform(tree.getRoot()));
  7.   query.trace("Rewriting for CJK behavior for implicit phrases", true, 2);
  8.   return execution.search(query);
  9. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. @Override
  2. public String getEncoding() {
  3.   if (getResult() == null
  4.     || getResult().getQuery() == null
  5.     || getResult().getQuery().getModel().getEncoding() == null) {
  6.     return DEFAULT_ENCODING;
  7.   } else {
  8.     return getResult().getQuery().getModel().getEncoding();
  9.   }
  10. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. /**
  2.  * Prepares this for binary serialization.
  3.  * <p>
  4.  * This must be invoked after all changes have been made to this query before it is passed
  5.  * on to a receiving backend. Calling it is somewhat expensive, so it should only happen once.
  6.  * If a prepared query is cloned, it stays prepared.
  7.  */
  8. public void prepare() {
  9.   getModel().prepare(getRanking());
  10.   getPresentation().prepare();
  11.   getRanking().prepare();
  12. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. @Override
  2. public Result search(Query query, Execution execution) {
  3.   if (execution.context().getIndexFacts() == null) return execution.search(query); // this is a test query
  4.   boolean optimized = recursiveOptimize(query.getModel().getQueryTree(), execution.context().getIndexFacts().newSession(query));
  5.   if (optimized)
  6.     query.trace("Optimized query ranges", true, 2);
  7.   return execution.search(query);
  8. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. @SuppressWarnings("UnusedParameters")
  2. public void queryContext(XMLWriter writer, QueryContext queryContext, Query owner) throws IOException {
  3.   if (owner.getTraceLevel()!=0) {
  4.     XMLWriter xmlWriter=XMLWriter.from(writer);
  5.     xmlWriter.openTag("meta").attribute("type", QueryContext.ID);
  6.     TraceNode traceRoot = owner.getModel().getExecution().trace().traceNode().root();
  7.     traceRoot.accept(new RenderingVisitor(xmlWriter, owner.getStartTime()));
  8.     xmlWriter.closeTag();
  9.   }
  10. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. private void queryContext(XMLWriter writer, Query owner) {
  2.   if (owner.getTraceLevel()!=0) {
  3.     XMLWriter xmlWriter=XMLWriter.from(writer);
  4.     xmlWriter.openTag("meta").attribute("type", QueryContext.ID);
  5.     TraceNode traceRoot = owner.getModel().getExecution().trace().traceNode().root();
  6.     traceRoot.accept(new XmlRenderer.RenderingVisitor(xmlWriter, owner.getStartTime()));
  7.     xmlWriter.closeTag();
  8.   }
  9. }

代码示例来源：origin: com.yahoo.vespa/container-search

  1. @Override
  2. public Result search(Query query, Execution execution) {
  3.   IndexFacts indexFacts = execution.context().getIndexFacts();
  4.   if ( ! indexFacts.hasNGramIndices()) return execution.search(query); // shortcut
  5.   IndexFacts.Session session = indexFacts.newSession(query);
  6.   boolean rewritten = rewriteToNGramMatching(query.getModel().getQueryTree().getRoot(), 0, session, query);
  7.   if (rewritten)
  8.     query.trace("Rewritten to n-gram matching",true,2);
  9.   Result result = execution.search(query);
  10.   recombineNGrams(result.hits().deepIterator(), session);
  11.   return result;
  12. }

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