private void printTopWordsUnderTopics(
ArrayList<ArrayList<ItemWithValue>> topWordsUnderTopics, String filepath) {
StringBuilder sbOutput = new StringBuilder();
// Print out the first row with "Topic k".
for (int k = 0; k < topWordsUnderTopics.size(); ++k) {
sbOutput.append("Topic " + k);
sbOutput.append("\t");
}
sbOutput.append(System.getProperty("line.separator"));
for (int pos = 0; pos < topWordsUnderTopics.get(0).size(); ++pos) {
StringBuilder sbLine = new StringBuilder();
for (int k = 0; k < topWordsUnderTopics.size(); ++k) {
ArrayList<ItemWithValue> topWords = topWordsUnderTopics.get(k);
ItemWithValue iwv = topWords.get(pos);
String wordstr = iwv.getIterm().toString();
sbLine.append(wordstr);
sbLine.append("\t");
}
sbOutput.append(sbLine.toString().trim());
sbOutput.append(System.getProperty("line.separator"));
}
FileReaderAndWriter.writeFile(filepath, sbOutput.toString());
}
public void printToFile(String filepath) {
StringBuilder sbOutput = new StringBuilder();
for (Map.Entry<Integer, String> entry : wordidToWordstrMap.entrySet()) {
int wordid = entry.getKey();
String wordstr = entry.getValue();
sbOutput.append(wordid + ":" + wordstr);
sbOutput.append(System.getProperty("line.separator"));
}
FileReaderAndWriter.writeFile(filepath, sbOutput.toString());
}
private void printDocs(int[][] docs, String filePath) {
StringBuilder sbOutput = new StringBuilder();
for (int[] doc : docs) {
StringBuilder sbLine = new StringBuilder();
for (int word : doc) {
sbLine.append(word + " ");
}
sbOutput.append(sbLine.toString().trim());
sbOutput.append(System.getProperty("line.separator"));
}
FileReaderAndWriter.writeFile(filePath, sbOutput.toString());
}
/**
* Read the vocabulary from the file.
*
* @param filePath
* @return
*/
public static Vocabulary getVocabularyFromFile(String filePath) {
Vocabulary vocab = new Vocabulary();
ArrayList<String> lines = FileReaderAndWriter.readFileAllLines(filePath);
for (String line : lines) {
String[] splits = line.trim().split(":");
ExceptionUtility.assertAsException(splits.length == 2);
int wordid = Integer.parseInt(splits[0]);
String wordstr = splits[1];
vocab.addWordstrWithWordid(wordid, wordstr);
}
return vocab;
}
public void printToFile(String filePath) {
FileReaderAndWriter.writeFile(filePath, toString());
}