bes  Updated for version 3.20.6
SimpleLocationParser.cc
1 // This file is part of the "NcML Module" project, a BES module designed
3 // to allow NcML files to be used to be used as a wrapper to add
4 // AIS to existing datasets of any format.
5 //
6 // Copyright (c) 2009 OPeNDAP, Inc.
7 // Author: Michael Johnson <m.johnson@opendap.org>
8 //
9 // For more information, please also see the main website: http://opendap.org/
10 //
11 // This library is free software; you can redistribute it and/or
12 // modify it under the terms of the GNU Lesser General Public
13 // License as published by the Free Software Foundation; either
14 // version 2.1 of the License, or (at your option) any later version.
15 //
16 // This library is distributed in the hope that it will be useful,
17 // but WITHOUT ANY WARRANTY; without even the implied warranty of
18 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 // Lesser General Public License for more details.
20 //
21 // You should have received a copy of the GNU Lesser General Public
22 // License along with this library; if not, write to the Free Software
23 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 //
25 // Please see the files COPYING and COPYRIGHT for more information on the GLPL.
26 //
27 // You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.
29 
30 #include "SimpleLocationParser.h"
31 
32 #include "BESDebug.h"
33 #include "NCMLUtil.h"
34 #include "SaxParserWrapper.h"
35 
36 using namespace std;
37 using namespace ncml_module;
38 
39 SimpleLocationParser::SimpleLocationParser() :
40  _location("")
41 {
42 }
43 
44 SimpleLocationParser::~SimpleLocationParser()
45 {
46  _location = "";
47 }
48 
49 string SimpleLocationParser::parseAndGetLocation(const string& filename)
50 {
51  SaxParserWrapper parser(*this);
52  parser.parse(filename);
53  std::string ret = _location;
54  _location = "";
55  return ret;
56 }
57 
58 void SimpleLocationParser::onStartElement(const string& name, const XMLAttributeMap& attrs)
59 {
60  if (name == "netcdf") {
61  _location = attrs.getValueForLocalNameOrDefault("location", "");
62  }
63 }
64 
66 {
67  BESDEBUG("ncml", "Parse Warning:" << msg << endl);
68 }
69 
71 {
72  BESDEBUG("ncml", "Parse Error:" << msg << endl);
73  // we'll just get an empty location out and handle it upstairs.
74 }
ncml_module::SimpleLocationParser::onParseError
virtual void onParseError(std::string msg)
Definition: SimpleLocationParser.cc:70
ncml_module::XMLAttributeMap
Definition: XMLHelpers.h:93
ncml_module::SaxParserWrapper::parse
bool parse(const std::string &ncmlFilename)
Do a SAX parse of the ncmlFilename and pass the calls to wrapper parser.
Definition: SaxParserWrapper.cc:316
ncml_module::SimpleLocationParser::onParseWarning
virtual void onParseWarning(std::string msg)
Definition: SimpleLocationParser.cc:65
ncml_module::SimpleLocationParser::parseAndGetLocation
std::string parseAndGetLocation(const std::string &filename)
Definition: SimpleLocationParser.cc:49
ncml_module
NcML Parser for adding/modifying/removing metadata (attributes) to existing local datasets using NcML...
Definition: AggregationElement.cc:72
ncml_module::XMLAttributeMap::getValueForLocalNameOrDefault
const std::string getValueForLocalNameOrDefault(const std::string &localname, const std::string &defVal="") const
Definition: XMLHelpers.cc:181
ncml_module::SaxParserWrapper
Wrapper for libxml SAX parser C callbacks into C++.
Definition: SaxParserWrapper.h:59
ncml_module::SimpleLocationParser::onStartElement
virtual void onStartElement(const std::string &name, const XMLAttributeMap &attrs)
Definition: SimpleLocationParser.cc:58