Using a FileDescriptor from getFD() and creating a FileInputStream from FileDescriptor : FileInputStream « File « Java Tutorial

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Java Tutorial » File » FileInputStream 
11. 8. 6. Using a FileDescriptor from getFD() and creating a FileInputStream from FileDescriptor
import java.io.File;
import java.io.FileDescriptor;
import java.io.FileInputStream;
import java.io.IOException;
public class MainClass {
  public static void main(String[] a) {
    File aFile = new File("C:/myFile.text");
    FileInputStream inputFile1 = null
    FileDescriptor fd = null
    try {
      inputFile1 = new FileInputStream(aFile);
      fd = inputFile1.getFD()
    catch (IOException e) {
      e.printStackTrace(System.err);
      System.exit(1);
    }
    FileInputStream inputFile2 = new FileInputStream(fd);
  }
}
11. 8. FileInputStream
11. 8. 1. FileInputStream
11. 8. 2. Create FileInputStream and read, display data
11. 8. 3. Getting FileChannel from FileInputStream
11. 8. 4. Creating File Input Streams from file name
11. 8. 5. Creating FileInputStream from File object
11. 8. 6. Using a FileDescriptor from getFD() and creating a FileInputStream from FileDescriptor
11. 8. 7. Constructing FileInputStream to read from a Text File
11. 8. 8. Skip n bytes while reading the file using FileInputStream
11. 8. 9. Copy a file with read(byte[] data) and write(byte[] data)
11. 8. 10. Reading a Binary File
11. 8. 11. Reading Mixed Data from a File
11. 8. 12. Read one byte from a file
11. 8. 13. Read file character by character
11. 8. 14. Reading a File into a Byte Array: reads the entire contents of a file into a byte array
11. 8. 15. Read bytes and display their hexadecimal values.
11. 8. 16. Reading UTF-8 Encoded Data
11. 8. 17. Reading into a Large Buffer through FileChannel
11. 8. 18. Display file contents in hexadecimal
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