// Computes the score by comparing the ratio of matches found to fingerprint size
private void computeScore() {
int max1 = 0;
int max2 = 0;
for (int i = 0; i < project1.getSourceFileCount(); i++) {
max1 += project1.getSourceFile(i).fingerprint.size();
}
for (int i = 0; i < project2.getSourceFileCount(); i++) {
max2 += project2.getSourceFile(i).fingerprint.size();
}
score1 = (double) usedHashes1.size() / max1;
score2 = (double) usedHashes2.size() / max2;
}
private void checkPlagiarism() {
for (int k = 0; k < project1.getSourceFileCount(); k++) {
for (int l = 0; l < project2.getSourceFileCount(); l++) {
boolean isPlagiarised = false;
SourceFile src1 = project1.getSourceFile(k);
SourceFile src2 = project2.getSourceFile(l);
SourceFilePlagiarism sourceFilePlagiarism = new SourceFilePlagiarism(src1, src2);
for (int m = 0; m < src1.fingerprint.size(); m++) {
for (int n = 0; n < src2.fingerprint.size(); n++) {
if (src1.fingerprint.get(m).value == src2.fingerprint.get(n).value) {
isPlagiarised = true;
this.isPlagiarised = true;
int[] pos1 = new int[2];
Hash hash1 = src1.fingerprint.get(m);
pos1[0] = src1.fingerprint.get(m).startPos;
pos1[1] = src1.fingerprint.get(m).endPos;
int[] pos2 = new int[2];
Hash hash2 = src2.fingerprint.get(n);
pos2[0] = src2.fingerprint.get(n).startPos;
pos2[1] = src2.fingerprint.get(n).endPos;
sourceFilePlagiarism.addPlagiarisedScore(hash1, hash2, this);
}
}
}
if (isPlagiarised) {
plagiarisedSourceFiles.add(sourceFilePlagiarism);
sourceFilePlagiarism.computeScore();
}
}
}
computeScore();
}
