@Override
public int intoByteArray(byte[] array, int offset) {
int numBytesNeeded = numBytesToSerialize();
if (array.length - offset < numBytesNeeded) {
throw new IllegalArgumentException(
String.format("array too small[%,d] < [%,d]", array.length - offset, numBytesNeeded));
}
array[offset] = Fields.HASH_SPARSE_VERSION;
return hasher.intoByteArray(array, offset + 1);
}
@Override
public Fields updateBucket(int key, byte val, UpdateCallback callback) {
hasher.updateBucket(key, val, callback);
if (hasher.getNumElements() >= growthBound) {
int[] fields = hasher.getFields();
this.growthBound = 3 * (fields.length >>> 2);
if (fields.length == switchToDenseSize) {
Fields retVal = denseFactory.make(preamble);
BucketIterator iter = getBucketIterator();
while (iter.next()) {
retVal.updateBucket(iter.getKey(), iter.getValue(), NOOP_CB);
}
return retVal;
} else {
hasher.resetFields(fields.length << 1);
hasher.boostrap(fields);
}
}
return this;
}
@Override
public BucketIterator getBucketIterator() {
return hasher.getBucketIterator();
}
@Override
public int numBytesToSerialize() {
return 1 + hasher.numBytesToSerialize();
}