Java DataInputStream.read(byte[] b, int off, int len)
Syntax
DataInputStream.read(byte[] b, int off, int len) has the following syntax.
public final int read(byte[] b, int off, int len) throws IOException
Example
In the following code shows how to use DataInputStream.read(byte[] b, int off, int len) method.
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
/* www.ja v a 2s .c om*/
public class Main {
public static void main(String[] args) throws IOException {
InputStream is = new FileInputStream("c:\\test.txt");
DataInputStream dis = new DataInputStream(is);
int count = is.available();
byte[] bs = new byte[count];
dis.read(bs, 4, 3);
for (byte b : bs) {
char c = (char) b;
if (b == 0){
c = '0';
}
System.out.print(c);
}
}
}
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