private V put0(K key, V value, boolean replaceIfPresent) {
if (!kClass.isInstance(key)) return null;
DirectBytes bytes = getKeyAsBytes(key);
long hash = longHashCode(bytes);
int segmentNum = (int) (hash & (builder.segments() - 1));
int hash2 = (int) (hash / builder.segments());
// System.out.println("[" + key + "] s: " + segmentNum + " h2: " + hash2);
return segments[segmentNum].put(bytes, value, hash2, replaceIfPresent);
}
private V removeUsing(Object key, V value) {
if (!kClass.isInstance(key)) return null;
DirectBytes bytes = getKeyAsBytes((K) key);
long hash = longHashCode(bytes);
int segmentNum = (int) (hash & (builder.segments() - 1));
int hash2 = (int) (hash / builder.segments());
// System.out.println("[" + key + "] s: " + segmentNum + " h2: " + hash2);
return segments[segmentNum].remove(bytes, value, hash2);
}
public VanillaSharedHashMap(
SharedHashMapBuilder builder, MappedStore ms, Class<K> kClass, Class<V> vClass) {
this.builder = builder;
lockTimeOutNS = builder.lockTimeOutMS() * 1000000;
this.ms = ms;
this.kClass = kClass;
this.vClass = vClass;
@SuppressWarnings("unchecked")
Segment[] segments =
(VanillaSharedHashMap<K, V>.Segment[]) new VanillaSharedHashMap.Segment[builder.segments()];
this.segments = segments;
long offset = SharedHashMapBuilder.HEADER_SIZE;
long segmentSize = builder.segmentSize();
for (int i = 0; i < this.segments.length; i++) {
this.segments[i] = new Segment(ms.createSlice(offset, segmentSize));
offset += segmentSize;
}
}
