Esempio n. 1
0
 private org.exist.source.Source buildQuerySource(String query, Object[] params, String cookie) {
   Map<String, String> combinedMap = namespaceBindings.getCombinedMap();
   for (Map.Entry<String, Document> entry : moduleMap.entrySet()) {
     combinedMap.put("<module> " + entry.getKey(), entry.getValue().path());
   }
   for (Map.Entry<QName, Object> entry : bindings.entrySet()) {
     combinedMap.put(
         "<var> " + entry.getKey(),
         null); // don't care about values, as long as the same vars are bound
   }
   combinedMap.put("<posvars> " + params.length, null);
   combinedMap.put("<cookie>", cookie);
   // TODO: should include statically known documents and baseURI too?
   return new StringSourceWithMapKey(query, combinedMap);
 }
Esempio n. 2
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 /**
  * Import an XQuery library module from the given document. The namespace and preferred prefix of
  * the module are extracted from the module itself. The MIME type of the document is set to
  * "application/xquery" as a side-effect.
  *
  * @param module the non-XML document that holds the library module's source
  * @return this service, to chain calls
  * @throws DatabaseException if the module is an XML document, or the module declaration cannot be
  *     found at the top of the document
  */
 public QueryService importModule(Document module) {
   if (module instanceof XMLDocument)
     throw new DatabaseException("module cannot be an XML document: " + module);
   Matcher matcher = MODULE_DECLARATION_DQUOTE.matcher(module.contentsAsString());
   if (!matcher.find()) {
     matcher = MODULE_DECLARATION_SQUOTE.matcher(module.contentsAsString());
     if (!matcher.find())
       throw new DatabaseException("couldn't find a module declaration at the top of " + module);
   }
   module.metadata().setMimeType("application/xquery");
   String moduleNamespace = matcher.group(1);
   // TODO: should do URILiteral processing here to replace entity and character references and
   // normalize
   // whitespace, but since it seems that eXist doesn't do it either (bug?) there's no reason to
   // rush.
   Document prevModule = moduleMap.get(moduleNamespace);
   if (prevModule != null && !prevModule.equals(module))
     throw new DatabaseException(
         "module "
             + moduleNamespace
             + " already bound to "
             + prevModule
             + ", can't rebind to "
             + module);
   moduleMap.put(moduleNamespace, module);
   return this;
 }
Esempio n. 3
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 synchronized Entry get(String query) {
   Entry entry = entries.get(query);
   if (entry == null) entries.put(query, entry = new Entry(query));
   return entry;
 }
Esempio n. 4
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 /**
  * Bind a variable to the given value within all query expression evaluated subsequently.
  *
  * @param variableName the qualified name of the variable to bind
  * @param value the value the variable should take
  * @return this service, to chain calls
  */
 public QueryService let(QName variableName, Object value) {
   bindings.put(variableName, value);
   return this;
 }