// @Override
public void endElement(String qName) {
// String qName = parser.getName();
switch (qName.toLowerCase()) {
case "post":
case "text":
case "headline":
currentDoc.addField("content", contentBuffer.toString().trim());
inContent = false;
// Depending on memory constraints and document sizes,
// maybe declare new one instead of virtual clear
contentBuffer.setLength(0);
break;
case "docid":
inDocId = false;
baseID = otherBuffer.toString();
otherBuffer.setLength(0);
break;
case "poster":
currentDoc.addField("author", otherBuffer.toString().trim());
inPoster = false;
otherBuffer.setLength(0);
break;
case "postdate":
case "dateline":
case "datetime":
otherBuffer.setLength(0);
inDate = false;
break;
case "doc":
assert (currentDoc != null);
try {
SolrImporter.addDoc(server, currentDoc);
} catch (SolrServerException | IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
assert (!inDocId);
assert (!inContent);
assert (!inPoster);
clear();
break;
}
}
public void startElement(XmlPullParser parser, String wholeDoc) throws Exception {
String qName = parser.getName();
if (qName.equalsIgnoreCase("DOC")) {
if (currentDoc != null) {
throw new Exception("Nested Document taggs. Input file has problems.\n");
} else {
currentDoc = new SolrInputDocument();
switch (parser.getAttributeCount()) {
case 0:
category = "web";
break;
case 1:
category = "discussion";
baseID = parser.getAttributeValue(0);
currentDoc.addField("id", parser.getAttributeValue(0));
break;
case 2:
category = "news";
currentDoc.addField("id", parser.getAttributeValue(0));
// TODO: process news type attribute if needed
break;
}
currentDoc.addField("category", category);
currentDoc.addField("whole_text", wholeDoc);
if (category.equals("web")) {
// TODO: call clean
}
/*Object[] preprocess = Preprocessor.Tokenize(StripXMLTags.strip(wholeDoc).toString());
currentDoc.addField("offsets", preprocess[0]);
currentDoc.addField("tokens", preprocess[1]);
currentDoc.addField("tree", preprocess[2]);*/
}
} else if (qName.equalsIgnoreCase("DOCID")) {
// Should happen in web documents only
inDocId = true;
} else if (qName.equalsIgnoreCase("DOCTYPE")) {
// Should happen in web documents only
// TODO: process if this element is needed
// inDocType = true;
} else if (qName.equalsIgnoreCase("DATETIME")) {
inDate = true;
} else if (qName.equalsIgnoreCase("DATELINE")) {
inDate = true;
} else if (qName.equalsIgnoreCase("POSTDATE")) {
inDate = true;
} else if (qName.equalsIgnoreCase("P")) {
inContent = true;
} else if (qName.equalsIgnoreCase("headline")) {
inContent = true;
} else if (qName.equalsIgnoreCase("post")) {
assert (category.equals("discussion") || category.equals("web"));
assert (baseID != null);
if (currentDoc != null) { // Finish the previous doc
if (category.equals("web") && currentDoc.getFieldValues("id") == null) {
currentDoc.addField("id", baseID);
}
assert (currentDoc.getFieldValue("id") != null);
try {
SolrImporter.addDoc(server, currentDoc);
/*//Make sure offsets are correct
String rawText = SolrInterface.getRawDocument(baseID);
int diff = StripXMLTags.verify(wholeDoc, new StringBuffer(rawText));
if (diff!=-1){
System.out.println(diff+":'(");
}*/
} catch (SolrServerException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
currentDoc = null;
}
currentDoc = new SolrInputDocument();
currentDoc.addField("category", category);
if (parser.getAttributeCount() == 3
&& parser.getAttributeName(0).equalsIgnoreCase("author")) {
assert (category.equals("discussion"));
currentDoc.addField("author", parser.getAttributeValue(0));
// Append post id to doc id
currentDoc.addField("id", baseID + "." + parser.getAttributeValue(2));
} else {
assert (category.equals("web"));
// Append the poster number to the doc id
currentDoc.addField("id", baseID + "." + (count++));
}
// TODO: datetime for discussions if needed
inContent = true;
} else if (qName.equalsIgnoreCase("POSTER")) {
inPoster = true;
} else if (qName.equalsIgnoreCase("BODY")) {
// ignore since we populate fields inside
} else if (qName.equalsIgnoreCase("TEXT")) {
// ignore since we populate fields inside
} else if (qName.equalsIgnoreCase("docs")) {
// ignore
} else if (qName.equalsIgnoreCase("QUOTE")) {
// Note: Hack so that we have the things before the quote tag due to not XML compliant quote
// tag crashing parser
/*if (category.equalsIgnoreCase("web")){
//currentDoc.addField("content", contentBuffer.toString());
endElement("post");
}*/
} else if (qName.equals("a")) {
// ignore
} else if (qName.equals("img")) {
// ignore
} else {
System.out.println("Unexpected node:" + qName);
}
}
