/*license*\
XBN-Java: Copyright (C) 2014, Jeff Epstein (aliteralmind __DASH__ github __AT__ yahoo __DOT__ com)
This software is dual-licensed under the:
- Lesser General Public License (LGPL) version 3.0 or, at your option, any later version;
- Apache Software License (ASL) version 2.0.
Either license may be applied at your discretion. More information may be found at
- http://en.wikipedia.org/wiki/Multi-licensing.
The text of both licenses is available in the root directory of this project, under the names "LICENSE_lgpl-3.0.txt" and "LICENSE_asl-2.0.txt". The latest copies may be downloaded at:
- LGPL 3.0: https://www.gnu.org/licenses/lgpl-3.0.txt
- ASL 2.0: http://www.apache.org/licenses/LICENSE-2.0.txt
\*license*/
package com.github.xbn.examples.regexutil.non_xbn;
import java.util.Iterator;
import java.io.File;
import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.commons.io.FileUtils;
/**
<p>Reusing a single matcher object, read in a text file, and match every word in every line.</p>
<p>{@code java com.github.xbn.examples.regexutil.non_xbn.MatchEachWordInEveryLine xbn\examples\text\regex\text_to_word_iterate.txt}</p>
* @since 0.1.0
* @author Copyright (C) 2014, Jeff Epstein ({@code aliteralmind __DASH__ github __AT__ yahoo __DOT__ com}), dual-licensed under the LGPL (version 3.0 or later) or the ASL (version 2.0). See source code for details. <a href="http://xbnjava.aliteralmind.com">{@code http://xbnjava.aliteralmind.com}</a>, <a href="https://github.com/aliteralmind/xbnjava">{@code https://github.com/aliteralmind/xbnjava}</a>
**/
public class MatchEachWordInEveryLine {
public static final void main(String[] as_1RqdTxtFilePath) {
Iterator<String> lineItr = null;
try {
lineItr = FileUtils.lineIterator(new File(as_1RqdTxtFilePath[0])); //Throws npx if null
} catch(IOException iox) {
throw new RuntimeException("Attempting to open \"" + as_1RqdTxtFilePath[0] + "\"", iox);
} catch(RuntimeException rx) {
throw new RuntimeException("One required parameter: The path to the text file.", rx);
}
//Dummy search string (""), so it can be reused (reset)
Matcher mWord = Pattern.compile("\\b\\w+\\b").matcher("");
while(lineItr.hasNext()) {
String sLine = lineItr.next();
mWord.reset(sLine);
while(mWord.find()) {
System.out.println(mWord.group());
}
}
}
}