Answer by user2058603 for How do I create a Java string from the contents of a file?

in java 8 , there are a new Class

java.util.stream.Stream

A stream represents a sequence of elements and supports different kind of operations to perform computations upon those elements

to Read more about it :

Oracle Documentation

Here an Example :

import java.nio.charset.StandardCharsets;import java.nio.file.Files;import java.nio.file.Paths;import java.util.stream.Stream;public Class ReadFile{  public  static String readFile(String filePath) { StringBuilder  stringBuilder = new StringBuilder();    String ls = System.getProperty("line.separator");        try {            try (Stream<String> lines = Files.lines(Paths.get(filePath), StandardCharsets.UTF_8)) {                for (String line : (Iterable<String>) lines::iterator) {                      stringBuilder.append(line);                      stringBuilder.append(ls);                }            }        } catch (Exception e) {            e.printStackTrace();        }      return stringBuilder.toString(); }}