[1206] remove unused initial code

src/lib/datasrc/factory.cc

@@ -25,73 +25,6 @@ using namespace isc::data;
 using namespace isc::datasrc;
 
 namespace {
-// This initial implementation hard codes specific details. These functions
-// should be moved to their corresponding backend libs if we plan on making
-// them dynamically loadable
-
-void
-addError(ElementPtr errors, const std::string& error) {
-    if (errors != ElementPtr() && errors->getType() == Element::list) {
-        errors->add(Element::create(error));
-    }
-}
-
-bool
-sqlite3CheckConfig(ConstElementPtr config, ElementPtr errors) {
-    bool result = true;
-    if (!config || config->getType() != Element::map) {
-        addError(errors, "Base config for SQlite3 backend must be a map");
-        result = false;
-    } else {
-        if (!config->contains("file")) {
-            addError(errors,
-                     "Config for SQlite3 backend does not contain a 'file' value");
-            result = false;
-        } else if (!config->get("file") ||
-                   config->get("file")->getType() != Element::string) {
-            addError(errors, "file value in SQLite3 backend is not a string");
-            result = false;
-        } else if (config->get("file")->stringValue() == "") {
-            addError(errors, "file value in SQLite3 backend is empty");
-            result = false;
-        }
-
-        if (!config->contains("class")) {
-            addError(errors, "Config for SQlite3 backend does not contain a 'class' value");
-            result = false;
-        } else if (!config->get("class") ||
-                   config->get("class")->getType() != Element::string) {
-            addError(errors, "class value in SQLite3 backend is not a string");
-            result = false;
-        } else {
-            try {
-                isc::dns::RRClass rrclass(config->get("class")->stringValue());
-            } catch (const isc::dns::InvalidRRClass& ivrc) {
-                addError(errors, ivrc.what());
-                result = false;
-            } catch (const isc::dns::IncompleteRRClass& icrc) {
-                addError(errors, icrc.what());
-                result = false;
-            }
-        }
-    }
-
-    return (result);
-}
-
-DataSourceClient *
-sqlite3CreateInstance(isc::data::ConstElementPtr config) {
-    ElementPtr errors(Element::createList());
-    if (!sqlite3CheckConfig(config, errors)) {
-        isc_throw(DataSourceConfigError, errors->str());
-    }
-    isc::dns::RRClass rrclass(config->get("class")->stringValue());
-    std::string dbfile = config->get("file")->stringValue();
-    boost::shared_ptr<DatabaseAccessor> sqlite3_accessor(
-        new SQLite3Accessor(dbfile, rrclass));
-    return (new DatabaseClient(rrclass, sqlite3_accessor));
-}
-
 bool
 memoryCheckConfig(ConstElementPtr, ElementPtr) {
     // current inmem has no options (yet)