javax0.jamal.tools.FileInput Maven / Gradle / Ivy
package javax0.jamal.tools;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Objects;
public class FileInput {
/**
* Get the content of a file.
*
* @param fileName is the name of the file.
* @return the content of the file
* @throws IOException if the file cannot be read
*/
static String getInput(String fileName) throws IOException {
if (Objects.equals(System.lineSeparator(), "\n")) {
return Files.readString(Paths.get(fileName), StandardCharsets.UTF_8);
} else {
return Files.readString(Paths.get(fileName), StandardCharsets.UTF_8)
.chars()
.filter(c -> c != '\r')
.mapToObj(c -> (char) c)
.collect(StringBuilder::new, StringBuilder::append, StringBuilder::append)
.toString();
}
}
static byte[] getBinaryInput(String fileName) throws IOException {
return Files.readAllBytes(Paths.get(fileName));
}
}