private void initTable(int numBuckets, byte numPartitions) { final int bucketsPerSegment = this.bucketsPerSegmentMask + 1; final int numSegs = (numBuckets >>> this.bucketsPerSegmentBits) + ( (numBuckets & this.bucketsPerSegmentMask) == 0 ? 0 : 1); final MemorySegment[] table = new MemorySegment[numSegs]; // go over all segments that are part of the table for (int i = 0, bucket = 0; i < numSegs && bucket < numBuckets; i++) { final MemorySegment seg = getNextBuffer(); // go over all buckets in the segment for (int k = 0; k < bucketsPerSegment && bucket < numBuckets; k++, bucket++) { final int bucketOffset = k * HASH_BUCKET_SIZE; // compute the partition that the bucket corresponds to final byte partition = assignPartition(bucket, numPartitions); // initialize the header fields seg.put(bucketOffset + HEADER_PARTITION_OFFSET, partition); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET); } table[i] = seg; } this.buckets = table; this.numBuckets = numBuckets; }
private void initTable(int numBuckets, byte numPartitions) { final int bucketsPerSegment = this.bucketsPerSegmentMask + 1; final int numSegs = (numBuckets >>> this.bucketsPerSegmentBits) + ( (numBuckets & this.bucketsPerSegmentMask) == 0 ? 0 : 1); final MemorySegment[] table = new MemorySegment[numSegs]; // go over all segments that are part of the table for (int i = 0, bucket = 0; i < numSegs && bucket < numBuckets; i++) { final MemorySegment seg = getNextBuffer(); // go over all buckets in the segment for (int k = 0; k < bucketsPerSegment && bucket < numBuckets; k++, bucket++) { final int bucketOffset = k * HASH_BUCKET_SIZE; // compute the partition that the bucket corresponds to final byte partition = assignPartition(bucket, numPartitions); // initialize the header fields seg.put(bucketOffset + HEADER_PARTITION_OFFSET, partition); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET); } table[i] = seg; } this.buckets = table; this.numBuckets = numBuckets; }
private void initTable(int numBuckets, byte numPartitions) { final int bucketsPerSegment = this.bucketsPerSegmentMask + 1; final int numSegs = (numBuckets >>> this.bucketsPerSegmentBits) + ( (numBuckets & this.bucketsPerSegmentMask) == 0 ? 0 : 1); final MemorySegment[] table = new MemorySegment[numSegs]; // go over all segments that are part of the table for (int i = 0, bucket = 0; i < numSegs && bucket < numBuckets; i++) { final MemorySegment seg = getNextBuffer(); // go over all buckets in the segment for (int k = 0; k < bucketsPerSegment && bucket < numBuckets; k++, bucket++) { final int bucketOffset = k * HASH_BUCKET_SIZE; // compute the partition that the bucket corresponds to final byte partition = assignPartition(bucket, numPartitions); // initialize the header fields seg.put(bucketOffset + HEADER_PARTITION_OFFSET, partition); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET); } table[i] = seg; } this.buckets = table; this.numBuckets = numBuckets; }
private void initTable(int numBuckets, byte numPartitions) { final int bucketsPerSegment = this.bucketsPerSegmentMask + 1; final int numSegs = (numBuckets >>> this.bucketsPerSegmentBits) + ( (numBuckets & this.bucketsPerSegmentMask) == 0 ? 0 : 1); final MemorySegment[] table = new MemorySegment[numSegs]; // go over all segments that are part of the table for (int i = 0, bucket = 0; i < numSegs && bucket < numBuckets; i++) { final MemorySegment seg = getNextBuffer(); // go over all buckets in the segment for (int k = 0; k < bucketsPerSegment && bucket < numBuckets; k++, bucket++) { final int bucketOffset = k * HASH_BUCKET_SIZE; // compute the partition that the bucket corresponds to final byte partition = assignPartition(bucket, numPartitions); // initialize the header fields seg.put(bucketOffset + HEADER_PARTITION_OFFSET, partition); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET); } table[i] = seg; } this.buckets = table; this.numBuckets = numBuckets; }
bucketOffset = k * HASH_BUCKET_SIZE; seg.put(bucketOffset + HEADER_PARTITION_OFFSET, assignPartition(bucket, (byte)numPartitions)); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET); bucketOffset = k * HASH_BUCKET_SIZE; seg.put(bucketOffset + HEADER_PARTITION_OFFSET, assignPartition(bucket, (byte)numPartitions)); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET);
bucketOffset = k * HASH_BUCKET_SIZE; seg.put(bucketOffset + HEADER_PARTITION_OFFSET, assignPartition(bucket, (byte)numPartitions)); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET); bucketOffset = k * HASH_BUCKET_SIZE; seg.put(bucketOffset + HEADER_PARTITION_OFFSET, assignPartition(bucket, (byte)numPartitions)); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET);
bucketOffset = k * HASH_BUCKET_SIZE; seg.put(bucketOffset + HEADER_PARTITION_OFFSET, assignPartition(bucket, (byte)numPartitions)); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET); bucketOffset = k * HASH_BUCKET_SIZE; seg.put(bucketOffset + HEADER_PARTITION_OFFSET, assignPartition(bucket, (byte)numPartitions)); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET);
bucketOffset = k * HASH_BUCKET_SIZE; seg.put(bucketOffset + HEADER_PARTITION_OFFSET, assignPartition(bucket, (byte)numPartitions)); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET); bucketOffset = k * HASH_BUCKET_SIZE; seg.put(bucketOffset + HEADER_PARTITION_OFFSET, assignPartition(bucket, (byte)numPartitions)); seg.putInt(bucketOffset + HEADER_COUNT_OFFSET, 0); seg.putLong(bucketOffset + HEADER_FORWARD_OFFSET, BUCKET_FORWARD_POINTER_NOT_SET);