private void insertLetterInNonWord(TextBlock tb, char c, int cp) {
WordBlock wb = new WordBlock();
wb.setText("" + c);
tb.insert(wb, cp);
caretBlock = wb;
caretPos = 1;
}
private void addNewWordBlockAfter(TextBlock bpr, char c) {
WordBlock wb = new WordBlock();
wb.setText("" + c);
Block bnx = bpr.next();
bpr.setNext(wb);
wb.setNext(bnx);
caretBlock = wb;
caretPos = 1;
}
private WordBlock readWordBlock(int position) throws IOException {
MappedByteBuffer buffer = fileChannel.map(MapMode.READ_ONLY, position, block_size).load();
WordBlock block = new WordBlock(position);
byte[] data = new byte[block_size];
buffer.get(data);
block.setData(data);
block.decode();
return block;
}
private void writeWordBlock(WordBlock block) throws IOException {
MappedByteBuffer buffer = fileChannel.map(MapMode.READ_WRITE, block.position, block_size);
byte[] data = block.encode();
if (data.length > block_size) {
throw new RuntimeException();
}
buffer.put(data);
// buffer.force();
}
public void put(String key, String value) throws IOException {
int hash = hash(key);
int i = indexFor(hash, capacity);
int position = i * block_size;
WordBlock b = readWordBlock(position);
for (; b.nextPosition > 0; b = readWordBlock(b.nextPosition)) {
Object k;
if (hash(b.word) == hash && ((k = b.word) == key || key.equals(k))) {
b.translate = value;
writeWordBlock(b);
return;
}
}
if (b.nextPosition == 0) {
b = new WordBlock(b.position);
} else {
int nextPosition = 0;
if (fileChannel.size() > capacity * block_size) {
nextPosition = (int) fileChannel.size();
} else {
nextPosition = capacity * block_size;
}
System.out.println(key + " " + b.word);
b.nextPosition = nextPosition;
writeWordBlock(b);
b = new WordBlock(nextPosition);
}
b.word = key;
b.translate = value;
b.nextPosition = -1;
writeWordBlock(b);
}
