| // This file has been automatically generated, DO NOT EDIT |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.lucene.util.packed; |
| |
| import org.apache.lucene.store.DataInput; |
| import org.apache.lucene.util.RamUsageEstimator; |
| |
| import java.io.IOException; |
| import java.util.Arrays; |
| |
| /** |
| * Direct wrapping of 64-bits values to a backing array. |
| * @lucene.internal |
| */ |
| final class Direct64 extends PackedInts.MutableImpl { |
| final long[] values; |
| |
| Direct64(int valueCount) { |
| super(valueCount, 64); |
| values = new long[valueCount]; |
| } |
| |
| Direct64(int packedIntsVersion, DataInput in, int valueCount) throws IOException { |
| this(valueCount); |
| for (int i = 0; i < valueCount; ++i) { |
| values[i] = in.readLong(); |
| } |
| } |
| |
| @Override |
| public long get(final int index) { |
| return values[index]; |
| } |
| |
| @Override |
| public void set(final int index, final long value) { |
| values[index] = (value); |
| } |
| |
| @Override |
| public long ramBytesUsed() { |
| return RamUsageEstimator.alignObjectSize( |
| RamUsageEstimator.NUM_BYTES_OBJECT_HEADER |
| + 2 * Integer.BYTES // valueCount,bitsPerValue |
| + RamUsageEstimator.NUM_BYTES_OBJECT_REF) // values ref |
| + RamUsageEstimator.sizeOf(values); |
| } |
| |
| @Override |
| public void clear() { |
| Arrays.fill(values, 0L); |
| } |
| |
| @Override |
| public int get(int index, long[] arr, int off, int len) { |
| assert len > 0 : "len must be > 0 (got " + len + ")"; |
| assert index >= 0 && index < valueCount; |
| assert off + len <= arr.length; |
| |
| final int gets = Math.min(valueCount - index, len); |
| System.arraycopy(values, index, arr, off, gets); |
| return gets; |
| } |
| |
| @Override |
| public int set(int index, long[] arr, int off, int len) { |
| assert len > 0 : "len must be > 0 (got " + len + ")"; |
| assert index >= 0 && index < valueCount; |
| assert off + len <= arr.length; |
| |
| final int sets = Math.min(valueCount - index, len); |
| System.arraycopy(arr, off, values, index, sets); |
| return sets; |
| } |
| |
| @Override |
| public void fill(int fromIndex, int toIndex, long val) { |
| Arrays.fill(values, fromIndex, toIndex, val); |
| } |
| } |