/**
* Free a block with the offset
*
* @param offset block's offset
* @return size freed
*/
public synchronized int freeBlock(long offset) {
int bucketNo = (int) (offset / bucketCapacity);
assert bucketNo >= 0 && bucketNo < buckets.length;
Bucket targetBucket = buckets[bucketNo];
bucketSizeInfos[targetBucket.sizeIndex()].freeBlock(targetBucket, offset);
usedSize -= targetBucket.getItemAllocationSize();
return targetBucket.getItemAllocationSize();
}
public String toString() {
StringBuilder sb = new StringBuilder(1024);
for (int i = 0; i < buckets.length; ++i) {
Bucket b = buckets[i];
if (i > 0) sb.append(", ");
sb.append("bucket.").append(i).append(": size=").append(b.getItemAllocationSize());
sb.append(", freeCount=").append(b.freeCount()).append(", used=").append(b.usedCount());
}
return sb.toString();
}
public int sizeOfAllocation(long offset) {
int bucketNo = (int) (offset / bucketCapacity);
assert bucketNo >= 0 && bucketNo < buckets.length;
Bucket targetBucket = buckets[bucketNo];
return targetBucket.getItemAllocationSize();
}
