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Lec_37-40_IO.java
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119 lines (108 loc) · 2.92 KB
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// 1. Using File(Out/In)putStream
// * Write(Output)
import java.io.*;
public class Main{
public static void main(String[] args) {
try
{
FileOutputStream fos=new FileOutputStream("C:/Users/Lenovo/Documents/JavaProjects/src/file.txt");
fos.write(65);
fos.close();
System.out.println("Success...");
}
catch (IOException e) {
e.printStackTrace();
}
}
}
//* Read(Input)
import java.io.*;
public class Main{
public static void main(String[] args) {
try
{
int next=0;
FileInputStream fis=new FileInputStream("C:/Users/Lenovo/Documents/JavaProjects/src/file.txt");
while((next=fis.read())!=-1)
{
System.out.println("\n"+(char)next);
}
fis.close();
System.out.println("Success...");
}
catch (IOException e) {
e.printStackTrace();
}
}
}
//Using Buffered(Out/In)putStream Object
//* Write(Output)
import java.io.*;
public class Main{
public static void main(String[] args) {
try
{
int next=0;
FileInputStream fis=new FileInputStream("C:/Users/Lenovo/Documents/JavaProjects/src/file.txt");
while((next=fis.read())!=-1)
{
System.out.println("\n"+(char)next);
}
fis.close();
System.out.println("Success...");
}
catch (IOException e) {
e.printStackTrace();
}
}
}
//* Read(Input)
import java.io.*;
public class Main{
public static void main(String[] args) {
try {int next=0;
FileInputStream fis=new FileInputStream("file.txt");
BufferedInputStream bis=new BufferedInputStream(fis);
while((next=bis.read())!=-1){
System.out.println(next);
}
bis.close();
fis.close();
System.out.println("DONE");
} catch (Exception e) {
e.printStackTrace();
}
}
}
// Using File(Writ/Read)er Object
//* Write(Output)
import java.io.*;
public class Main{
public static void main(String[] args) {
try {
FileWriter fw=new FileWriter("file.txt");
fw.write("My Name is Jonny Rajput");
fw.close();
System.out.println("DONE");
} catch (Exception e) {
e.printStackTrace();
}
}
}
//* Read(Input)
import java.io.*;
public class Main{
public static void main(String[] args) {
try {int next=0;
FileReader fr=new FileReader("file.txt");
while((next=fr.read())!=-1){
System.out.print((char)next);
}
System.out.println();
fr.close();
System.out.println("DONE");
} catch (Exception e) {
e.printStackTrace();
}
}
}