Read one byte from a file : FileInputStream « File Input Output « Java

Read one byte from a file



public class Main {
  public void readOneByte() throws FileNotFoundException {
    FileInputStream file = null;
    byte x = -1;
    try {
      file = new FileInputStream("fileName");
      x = (byte);
    } catch (FileNotFoundException f) {
      throw f;
    } catch (IOException i) {
    } finally {
      try {
        if (file != null) {
      } catch (IOException e) {


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