/**
* 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.run;
import java.io.File;
import java.io.PrintStream;
import org.kohsuke.args4j.Option;
import com.clearnlp.constituent.CTLib;
import com.clearnlp.constituent.CTReader;
import com.clearnlp.constituent.CTTree;
import com.clearnlp.io.FileExtFilter;
import com.clearnlp.util.UTInput;
import com.clearnlp.util.UTOutput;
/**
* Normalizes indices of empty categories in constituent trees.
* @see CTReader#normalizeIndices(CTTree)
* @since v0.1
* @author Jinho D. Choi ({@code jdchoi77@gmail.com})
*/
public class ECNormalize extends AbstractRun
{
@Option(name="-i", usage="the input path (input; required)", required=true, metaVar="<filepath>")
private String s_inputPath;
@Option(name="-o", usage="the output path (output; required)", required=true, metaVar="<filepath>")
private String s_outputPath;
@Option(name="-ie", usage="the input file extension (default: .*)", required=false, metaVar="<regex>")
private String s_inputExt = ".*";
public ECNormalize() {}
public ECNormalize(String[] args)
{
initArgs(args);
if (new File(s_inputPath).isFile())
normalize(s_inputPath, s_outputPath);
else
normalize(s_inputPath, s_outputPath, s_inputExt);
}
/**
* Normalizes indices of constituent trees.
* @param inputPath the directory containing unnormalized tree files.
* @param outputPath the directory to save normalized tree files.
* @param inputExt the tree file extension (e.g., {@code parse}).
*/
public void normalize(String inputPath, String outputPath, String inputExt)
{
File dir = new File(outputPath);
if (!dir.exists()) dir.mkdirs();
inputPath += File.separator;
outputPath += File.separator;
String inputFile, outputFile;
for (String filename : new File(inputPath).list(new FileExtFilter(inputExt)))
{
inputFile = inputPath + filename;
outputFile = outputPath + filename;
System.out.println(filename);
normalize(inputFile, outputFile);
}
}
public void normalize(String inputFile, String outputFile)
{
CTReader reader = new CTReader(UTInput.createBufferedFileReader(inputFile));
PrintStream fout = UTOutput.createPrintBufferedFileStream(outputFile);
CTTree tree;
while ((tree = reader.nextTree()) != null)
{
CTLib.normalizeIndices(tree);
fout.println(tree.toString()+"\n");
}
reader.close();
fout.close();
}
static public void main(String[] args)
{
new ECNormalize(args);
// new CTNormalizeIndices().normalize(inputDir, outputDir, extension);
}
}