KeywordWeight kw1 = new KeywordWeight(0, user, k1);
KeywordWeight kw2 = new KeywordWeight(100, user, k2);
KeywordWeight kw3 = new KeywordWeight(50, user, k3);
KeywordWeightJournal kwj1 = new KeywordWeightJournal(kw1, j1);
KeywordWeightJournal kwj2 = new KeywordWeightJournal(kw1, j2);
KeywordWeightJournal kwj3 = new KeywordWeightJournal(kw2, j2);
KeywordWeightJournal kwj4 = new KeywordWeightJournal(kw3, j1);
keywordService.createKeywordWeightJournal(kwj1);
keywordService.createKeywordWeightJournal(kwj2);
keywordService.createKeywordWeightJournal(kwj3);
keywordService.createKeywordWeightJournal(kwj4);