/**
* Copyright (c) 2009/09-2012/08, Regents of the University of Colorado
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* Copyright 2012/09-2013/04, 2013/11-Present, University of Massachusetts Amherst
* Copyright 2013/05-2013/10, IPSoft Inc.
*
* Licensed 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 com.clearnlp.reader;
import java.util.List;
import com.clearnlp.pos.POSNode;
/**
* @since 1.0.0
* @author Jinho D. Choi ({@code jdchoi77@gmail.com})
*/
public class POSReader extends AbstractColumnReader<POSNode[]>
{
private int i_form;
private int i_pos;
/**
* Constructs a part-of-speech reader.
* @param iForm the column index of the word-form field.
* @param iPos the column index of the POS field.
*/
public POSReader(int iForm, int iPos)
{
init(iForm, iPos);
}
/**
* Initializes column indexes of fields.
* @param iForm the column index of the form field.
* @param iPos the column index of the POS field.
*/
public void init(int iForm, int iPos)
{
i_form = iForm;
i_pos = iPos;
}
@Override
public POSNode[] next()
{
POSNode[] nodes = null;
try
{
List<String[]> lines = readLines();
if (lines == null) return null;
int i, size = lines.size();
String form;
String[] tmp;
nodes = new POSNode[size];
for (i=0; i<size; i++)
{
tmp = lines.get(i);
form = tmp[i_form];
if (i_pos < 0) nodes[i] = new POSNode(form);
else nodes[i] = new POSNode(form, tmp[i_pos]);
}
}
catch (Exception e) {e.printStackTrace();}
return nodes;
}
public String getType()
{
return TYPE_POS;
}
}