edu.uci.jforestsx.input.sparse.SparseTextFileLine Maven / Gradle / Ivy
/**
* 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 edu.uci.jforestsx.input.sparse;
import edu.uci.jforestsx.input.FeatureValuePair;
/**
* @author Yasser Ganjisaffar
*/
public class SparseTextFileLine {
private final static int DEFAULT_MAX_PAIRS = 1000;
public int target;
public String qid;
public FeatureValuePair[] pairs;
public int numPairs;
public boolean meta;
public String content;
public SparseTextFileLine() {
pairs = new FeatureValuePair[DEFAULT_MAX_PAIRS];
for (int f = 0; f < DEFAULT_MAX_PAIRS; f++) {
pairs[f] = new FeatureValuePair();
}
numPairs = 0;
}
public void ensureCapacity(int size) {
if (pairs.length < size) {
int newSize = pairs.length * 2;
if (size > newSize) {
newSize = size;
}
FeatureValuePair[] newPairs = new FeatureValuePair[newSize];
for (int f = 0; f < pairs.length; f++) {
newPairs[f] = pairs[f];
}
for (int f = pairs.length; f < newSize; f++) {
newPairs[f] = new FeatureValuePair();
}
pairs = newPairs;
}
}
}