h

FileInputOutput/src/exampleEight.java

@@ -0,0 +1,27 @@
+import java.io.BufferedOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import static java.nio.file.StandardOpenOption.*;
+
+public class exampleEight {
+    public static void main(String[] args) {
+        Path file = Paths.get("E:\\javaTest\\Data.txt");
+        String s = "DELETE ALL THIS TEXT\n";
+        byte[] data = s.getBytes();
+        OutputStream output = null;
+        try {
+            output = new BufferedOutputStream(Files.newOutputStream(file, CREATE));
+            output.write(data);
+            output.write(data);
+            output.flush();
+            output.close();
+            System.out.println("Endring gjennomført");
+
+        } catch (Exception e) {
+            System.out.println(e);
+        }
+    }
+}

FileInputOutput/src/exampleNine/Main.java

@@ -0,0 +1,46 @@
+package exampleNine;
+
+import java.io.BufferedOutputStream;
+import java.io.BufferedWriter;
+import java.io.OutputStream;
+import java.io.OutputStreamWriter;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Scanner;
+import static java.nio.file.StandardOpenOption.*;
+
+public class Main {
+    public static void main(String[] args) {
+        Scanner input = new Scanner(System.in);
+        Path file = Paths.get("E:\\javaTest\\Data.txt");
+        String s = "";
+        String delimiter = ", ";
+        int id;
+        String name;
+        double payRate;
+        final int QUIT = 999;
+
+        try {
+            OutputStream output = new BufferedOutputStream(Files.newOutputStream(file, CREATE));
+            BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(output));
+            System.out.println("Enter employee ID number >> ");
+            id = input.nextInt();
+            while(id != QUIT) {
+                System.out.println("Enter name for employee " + id + " >> ");
+                input.nextLine();
+                name = input.nextLine();
+                System.out.println("Enter pay rate >>");
+                payRate = input.nextDouble();
+                s = id + delimiter + name + delimiter + payRate;
+                writer.write(s, 0, s.length());
+                writer.newLine();
+                System.out.println("Enter next ID or QUIT " + QUIT + " to quit");
+                id = input.nextInt();
+            }
+            writer.close();
+        }catch (Exception e) {
+            System.out.println(e);
+        }
+    }
+}

FileInputOutput/src/exampleSeven/Main.java

@@ -0,0 +1,25 @@
+package exampleSeven;
+
+import java.io.*;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+public class Main {
+    public static void main(String[] args){
+
+        Path file = Paths.get("E:\\javaTest\\Data.txt");
+        String s = "";
+        try{
+            InputStream input = new BufferedInputStream(Files.newInputStream(file));
+            BufferedReader reader = new BufferedReader(new InputStreamReader(input));
+            s = reader.readLine();
+            while(s != null){
+                System.out.println(s);
+                s = reader.readLine();
+            }
+        } catch (IOException e) {
+            System.out.println(e.getMessage());
+        }
+    }
+}

FileInputOutput/src/exampleSix/Main.java

@@ -0,0 +1,26 @@
+package exampleSix;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+public class Main {
+    public static void main (String[] args) {
+        Path file = Paths.get("C:\\Users\\Sebastian\\Documents\\javaTest\\Data.txt");
+        InputStream input = null;
+        try {
+            input = Files.newInputStream(file);
+            BufferedReader reader = new BufferedReader(new InputStreamReader(input));
+            String s = null;
+            s = reader.readLine();
+            System.out.println(s);
+            input.close();
+        }catch (IOException e) {
+            System.out.println(e.getMessage());
+        }
+    }
+}