/*
* 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 opennlp.tools.ml.model;
/**
* A maxent predicate representation which we can use to sort based on the
* outcomes. This allows us to make the mapping of features to their parameters
* much more compact.
*/
public class ComparablePredicate implements Comparable<ComparablePredicate> {
public String name;
public int[] outcomes;
public double[] params;
public ComparablePredicate(String n, int[] ocs, double[] ps) {
name = n;
outcomes = ocs;
params = ps;
}
public int compareTo(ComparablePredicate cp) {
int smallerLength = outcomes.length > cp.outcomes.length ?
cp.outcomes.length : outcomes.length;
for (int i = 0; i < smallerLength; i++) {
if (outcomes[i] < cp.outcomes[i]) return -1;
else if (outcomes[i] > cp.outcomes[i]) return 1;
}
if (outcomes.length < cp.outcomes.length) return -1;
else if (outcomes.length > cp.outcomes.length) return 1;
return 0;
}
public String toString() {
StringBuilder s = new StringBuilder();
for (int outcome : outcomes) {
s.append(" ").append(outcome);
}
return s.toString();
}
}