There are several ways to read an InputStream and convert it to a String in Java. One way is to use the BufferedReader and InputStreamReader classes to read the InputStream line by line, and use a StringBuilder to construct the final String: InputStream inputStream = ...; BufferedRe...
As mentioned earlier,InputStreamReaderreads a file using byte stream and convert to character strea. It means we have to first create aInputStreamand then use thisReaderto read characters from the stream. In given below example,InputStreamReaderwill read the characters from the input streamfis, ...
Convert an InputStream to a string using InputStream.readAllBytes() Since Java 9, you can use the readAllBytes() method from InputStream to read all bytes into a byte array, as shown below: try (InputStream stream = Files.newInputStream(Paths.get("input.txt"))) { // convert stream ...
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class SimpleTesting { public static void main(String[] args) throws IOException { System.out.println("Enter a value :"); BufferedReader br = new BufferedReader(new InputStreamReader(System.in))...
in.close(); } } Create BufferedReader from System.in We can convert System.in intoBufferedReaderwithInputStreamReader. And read the keyboard input from console window. importjava.io.BufferedReader;importjava.io.BufferedWriter;importjava.io.InputStreamReader;importjava.io.OutputStreamWriter;//java2s...
The constructor of an InputStreamReader System.in and Java's Scanner class The easiest way to read input from the user with System.in is touse the Scanner class. The following code prompts the user for their name, consumes keyboard input andprints out a response to the client: ...
You may interest to read thisHow to read file from Java – BufferedReader packagecom.mkyong.io;importjava.io.BufferedInputStream;importjava.io.DataInputStream;importjava.io.File;importjava.io.FileInputStream;importjava.io.IOException;publicclassBufferedInputStreamExample{publicstaticvoidmain(String[] args...
importjava.io.InputStreamReader; importjava.net.URL; importjava.net.URLConnection; importjava.nio.charset.Charset; /** * @author Crunchify.com * Getting text from URL: Send HTTP request GET/POST in Java - bufferedReader.read() */
s.next() : ""; Using Stream API (Java 8). Warning: This solution converts different line breaks (like \r\n) to \n. String result = new BufferedReader(new InputStreamReader(inputStream)) .lines().collect(Collectors.joining("\n")); Using parallel Stream API (Java 8). Warning: This...
UseStreamAPI to Convert anInputStreamto a String We can convert anInputStreamto a string using theStreamAPI that is a part of Java 8.InputStreamReaderreads the inputStream andBufferedReader().lines()helps us to convert thisInputStreaminto a stream ofString. As we can see,Collectors.joining(...