InputStream inputStream = new ByteArrayInputStream(bytes); In the provided code block, we create abytearray namedbytesto hold theUTF-8encoded representation of the provided text lines. Then, we use theByteArrayInputStream(bytes)to create anInputStreamnamedinputStreamfrom thisbytearray. This setup...
ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; public class ByteArrayToInputStream { public static final void main(String[] args) { String string = "this is a test"; byte[] content = string.getBytes(); int size = content.length; InputStream is = null;/*...
Example: Convert InputStream to String import java.io.*; public class InputStreamString { public static void main(String[] args) throws IOException { InputStream stream = new ByteArrayInputStream("Hello there!".getBytes()); StringBuilder sb = new StringBuilder(); String line; BufferedReader br...
InputStreamToReaderExample.java packagecom.mkyong.io.howto;importjava.io.BufferedReader;importjava.io.IOException;importjava.io.InputStream;importjava.io.InputStreamReader;importjava.nio.charset.StandardCharsets;publicclassInputStreamToReaderExample{publicstaticvoidmain(String[] args)throwsIOException {// l...
Input data, to be converted into an InputStream. Note:If theInputStreamcontains more thanInteger.MAX_VALUEbytes, the method naturally throws anOutOfMemoryError. InputStream to String with ByteArrayOutputStream For versions prior to Java 9, thefastestway to convert anInputStreaminto a String is ...
Java ByteArrayInputStream convert to String importjava.io.ByteArrayInputStream;publicclassMain {publicstaticvoidmain(Stringargs[]) {Stringtmp ="abcdefghijklmnopqrstuvwxyz";byteb[] = tmp.getBytes();ByteArrayInputStreaminput1 =newByteArrayInputStream(b);ByteArrayInputStreaminput2 =newByteArrayInputStre...
packagecom.company;importjava.io.*;publicclassMain{publicstaticvoidmain(String[]args){try{InputStream readInputStream=newFileInputStream("java/sampleFile.txt");String encoding="UTF-8";ByteArrayOutputStream byteArrayOutputStream=newByteArrayOutputStream();byte[]byteSize=newbyte[1024];intlength;while...
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.*; import java.util.*; public class TestClass{ public static void main(String[] args) { try { FileInputStream fis = new FileInputStream("in.txt"); BufferedInputStream bStream = new BufferedInputStream(fis); ByteArrayOutputStream baous = new ByteArrayOutputStream(); int ...
ObjectInputStream ois = null; try { //写入字节流 ByteArrayOutputStream out = new ByteArrayOutputStream(); obs = new ObjectOutputStream(out); obs.writeObject(obj); //分配内存,写入原始对象,生成新对象 ByteArrayInputStream ios = new ByteArrayInputStream(out.toByteArray()); ...