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import java.io.*;
import java.nio.file.Files;
import java.nio.charset.Charset;
import java.util.List;
/*
* @author
* Kian Agheli
*
* References:
* https://www.baeldung.com/java-scanner
*
* Date:
* 2024-05-25
*
* Purpose of class:
* Read from a file.
*/
class Reader {
private File file; // A Reader has-a file.
private String contents; // A Reader has-a set of contents.
public Reader(File file) {
this.file = file;
contents = null;
try {
/* Read the contents of the input file. Assume UTF-8.
Files.readAllLines() automatically closes the file. */
List<String> lines = Files.readAllLines(file.toPath(), Charset.forName("UTF-8"));
/* Combine list into one string. */
contents = String.join("\n", lines);
/* On exception, exit. */
} catch (Exception e) {
System.out.println(e.getMessage());
System.exit(-1);
}
}
/**
* @return the contents of the file.
*/
String getContents() {
return contents;
}
}
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