001/*
002 * Copyright (c) 2015-2020, Oracle and/or its affiliates. All rights reserved.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.tribuo.classification.sgd.crf;
018
019/**
020 * Chunk class used for chunk level confidence prediction in the {@link CRFModel}.
021 */
022public class Chunk {
023    public final int begin;
024    public final int[] labels;
025
026    public Chunk(int begin, int[] labels) {
027        this.begin = begin;
028        this.labels = labels;
029    }
030
031    public void unpack(int[] constraints) {
032        System.arraycopy(labels, 0, constraints, begin, labels.length);
033    }
034}