/**
* Adds a paper to the papers table, adds keywords to paper_keywords table
*
* @param keywords
* @param facultyId
* @throws DLException
*/
public void addPaper(String keywords, int facultyId) throws DLException {
MySQLDatabase db = MySQLDatabase.getInstance();
try {
ArrayList values = new ArrayList();
values.add(this.id);
values.add(title);
values.add(pAbstract);
values.add(citation);
ArrayList authorship = new ArrayList();
authorship.add(facultyId);
authorship.add(this.id);
ArrayList keywordList = new ArrayList();
String[] kws = keywords.split(",");
keywordList.add(this.id);
keywordList.add(kws[0]);
db.startTrans();
db.setData("INSERT INTO papers(id, title, abstract, citation) VALUES(?, ?, ?, ?);", values);
db.setData("INSERT INTO authorship(facultyId, paperId) VALUES(?, ?)", authorship);
for (String kw : kws) {
keywordList.set(1, kw);
db.setData("INSERT INTO paper_keywords VALUES(?, ?);", keywordList);
}
db.endTrans();
} catch (RuntimeException e) {
throw new DLException(
e,
"Unix time: " + String.valueOf(System.currentTimeMillis() / 1000),
"Error in addPaper() of Papers");
}
}
/**
* Updates the papers table to reflect updated details for a paper. Updates keywords in
* paper_keywords.
*
* @param title
* @param pAbstract
* @param citation
* @param keywords
* @param facultyId
* @throws DLException
*/
public void save(String title, String pAbstract, String citation, String keywords, int facultyId)
throws DLException {
MySQLDatabase db = MySQLDatabase.getInstance();
try {
ArrayList values = new ArrayList();
values.add(title);
values.add(pAbstract);
values.add(citation);
values.add(this.id);
ArrayList oldKeywords = new ArrayList();
oldKeywords.add(this.id);
String[] kws = keywords.split(",");
ArrayList keywordList = new ArrayList();
keywordList.add(this.id);
keywordList.add(kws[0]);
db.startTrans();
db.setData("UPDATE papers SET title = ?, abstract = ?, citation = ? WHERE id = ?;", values);
db.setData("DELETE FROM paper_keywords WHERE id = ?", oldKeywords);
for (String kw : kws) {
keywordList.set(1, kw);
db.setData("INSERT INTO paper_keywords VALUES(?, ?);", keywordList);
}
db.endTrans();
} catch (RuntimeException e) {
throw new DLException(
e,
"Unix time: " + String.valueOf(System.currentTimeMillis() / 1000),
"Error in save() of Papers");
}
}
