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import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
class DataIODemo {
public static void main(String args[]) throws IOException {
FileOutputStream fout = new FileOutputStream("Test.dat");
DataOutputStream out = new DataOutputStream(fout);
out.writeDouble(98.6);
out.writeInt(1000);
out.writeBoolean(true);
out.close();
FileInputStream fin = new FileInputStream("Test.dat");
DataInputStream in = new DataInputStream(fin);
double d = in.readDouble();
int i = in.readInt();
boolean b = in.readBoolean();
System.out.println("Here are the values: " + d + " " + i + " " + b);
in.close();
}
}
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