point.comJava FileInputStream Class
In Java language, FileInputStream is used for reading data from the files.
public class FileInputStream extends InputStream
FileInputStream class methods
| S.No | Method | Description |
|---|---|---|
| 1 | protected void finalize()throws IOException {} | This method is used to cleans up the connection to the file. |
| 2 | public int available() | It is used to return the number of bytes that can be read from the input stream. |
| 3 | public void read(byte[] a) | It is used to read a.length bytes from the input stream into an array. It is returns the total number of bytes read. |
| 4 | public void read(int a) | It is used to read the specified byte of data from the file Input stream. |
| 5 | public void close() | This method is used to closes the file output stream. |
Example:
import java.io.*;
public class FileOutputStreamDemo{
public static void main(String args[]){
try {
FileInputStream in = new FileInputStream("Inp.txt");
int i=0;
while((i=in.read())!=-1){
System.out.print((char)i);
}
}catch(Exception e){
System.out.println(e);
}
finally {
in.close();
}
}
}
Output
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