public static void tok(String s) {
try {
br = new BufferedReader(new FileReader(s));
while ((strLine = br.readLine()) != null) {
String[] result =
getlinetoken(
strLine); // take one query and split it into its terms store each term in result
// array
int qno = result.length;
// System.out.println("query terms are!");
for (i = 0; i < qno; i++) {
System.out.println(
"FUNCTION: getPostings "
+ result[
i]); // for each query term call getbydoc and getbyfreq to get its different
// postings list
Docindex.getbydoc(result[i]);
Termindex.getbyfreq(result[i]);
}
// then call the taat and daat operations using their different indexes
Termindex.taatand(strLine);
Termindex.taator(strLine);
Docindex.daatand(strLine);
// Docindex2.daator(strLine);
}
} catch (FileNotFoundException e) {
System.err.println("Unable to find the file: fileName");
} catch (IOException e) {
System.err.println("Unable to read the file: fileName");
}
}
public static void main(String[] args) throws IOException {
Docindex.createdoc(args[0]); // create index by docid
Docindex2.createdoc(args[0]); // create another index to avoid duplication by docid operations
System.setOut(new PrintStream(new FileOutputStream(args[1]))); // write to output file
System.out.println("FUNCTION: getTopK " + args[2]);
Docindex.gettopk(args[2]); // get topk using docindex
Termindex.createfreq(
args[0]); // create index with postings list ordered according to decreasing freq
Querymanip.tok(args[3]); // pass the file with query string for manipulation
}
