private boolean tryConsumeToken(char token) {
if (content.hasNext() && content.peek() == token) {
// consume the comma
content.next();
return true;
}
return false;
}
private boolean entryComplete() {
if (!content.hasNext()) {
return true;
}
char c = content.peek();
return (c == ';' || c == ',');
}
void build() {
int[] temp = new int[MAX_ENTRY_VALUES];
ArrayList<Entry> entries = new ArrayList<Entry>();
while (content.hasNext()) {
// ';' denotes a new line.
if (tryConsumeToken(';')) {
// The line is complete, store the result for the line,
// null if the line is empty.
ArrayList<Entry> result;
if (entries.size() > 0) {
result = entries;
// A new array list for the next line.
entries = new ArrayList<Entry>();
} else {
result = null;
}
lines.add(result);
entries.clear();
line++;
previousCol = 0;
} else {
// grab the next entry for the current line.
int entryValues = 0;
while (!entryComplete()) {
temp[entryValues] = nextValue();
entryValues++;
}
Entry entry = decodeEntry(temp, entryValues);
validateEntry(entry);
entries.add(entry);
// Consume the separating token, if there is one.
tryConsumeToken(',');
}
}
}
