+++ /dev/null
-package org.apache.lucene.facet.search;
-
-/**
- * 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.
- */
-
-/**
- * Provider of arrays used for facet operations such as counting.
- *
- * @lucene.experimental
- */
-public class FacetArrays {
-
- private int[] intArray;
- private float[] floatArray;
- private IntArrayAllocator intArrayAllocator;
- private FloatArrayAllocator floatArrayAllocator;
- private int arraysLength;
-
- /**
- * Create a FacetArrays with certain array allocators.
- * @param intArrayAllocator allocator for int arrays.
- * @param floatArrayAllocator allocator for float arrays.
- */
- public FacetArrays(IntArrayAllocator intArrayAllocator,
- FloatArrayAllocator floatArrayAllocator) {
- this.intArrayAllocator = intArrayAllocator;
- this.floatArrayAllocator = floatArrayAllocator;
- }
-
- /**
- * Notify allocators that they can free arrays allocated
- * on behalf of this FacetArrays object.
- */
- public void free() {
- if (intArrayAllocator!=null) {
- intArrayAllocator.free(intArray);
- // Should give up handle to the array now
- // that it is freed.
- intArray = null;
- }
- if (floatArrayAllocator!=null) {
- floatArrayAllocator.free(floatArray);
- // Should give up handle to the array now
- // that it is freed.
- floatArray = null;
- }
- arraysLength = 0;
- }
-
- /**
- * Obtain an int array, e.g. for facet counting.
- */
- public int[] getIntArray() {
- if (intArray == null) {
- intArray = intArrayAllocator.allocate();
- arraysLength = intArray.length;
- }
- return intArray;
- }
-
- /** Obtain a float array, e.g. for evaluating facet association values. */
- public float[] getFloatArray() {
- if (floatArray == null) {
- floatArray = floatArrayAllocator.allocate();
- arraysLength = floatArray.length;
- }
- return floatArray;
- }
-
- /**
- * Return the arrays length
- */
- public int getArraysLength() {
- return arraysLength;
- }
-
-}
\ No newline at end of file