File Handling

File-Handling/out/production/File-Handling/filehandling/com/myfiles:FileOperation.txt

+We strongly believe in respecting our colleagues, customers, partners, vendors, and every individual who comes in contact with our business.Hello
\ No newline at end of file

File-Handling/src/filehandling/com/CopyAndPaste.java

+package filehandling.com;
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.io.IOException;
+public class CopyAndPaste {
+
+    public static void main(String [] args){
+
+        try {
+
+            FileReader fr = new FileReader("/Users/surkumar/Desktop/Java/first.txt");
+
+            FileWriter fw = new FileWriter("/Users/surkumar/Desktop/Java/second.second.txt");
+
+            String str = "";
+
+            int i;
+            while ((i = fr.read()) != -1) {
+
+                str += (char) i;
+            }
+            System.out.println(str);
+            fw.write(str);
+            fr.close();
+            fw.close();
+
+            System.out.println("File reading and writing both done");
+        }
+        catch (IOException e) {
+            System.out.println(
+                    "There are some IOException");
+        }
+    }
+}

File-Handling/src/filehandling/com/CountFrequency.java

+package filehandling.com;
+import java.io.FileReader;
+import java.io.IOException;
+public class CountFrequency {
+    public static void main(String [] args){
+
+        try {
+           FileReader fileReader = new FileReader("/Users/surkumar/assignments/File-Handling/src/filehandling/com/myfiles:FileOperation.txt");
+             String  str="";
+             int i;
+             while ((i = fileReader.read()) != -1){
+                 str += (char) i;
+             }
+             System.out.println(str);
+             System.out.println("Total Frequency Of Words in A file ----- > " + str.length());
+        }
+        catch (IOException exception){
+            System.out.println(
+                    "There are some IOException");
+        }
+    }
+}

File-Handling/src/filehandling/com/CreateTextFile.java

+package filehandling.com;
+import  java.io.File;
+import  java.io.FileWriter;
+import java.io.IOException;
+public class CreateTextFile {
+    public static void main(String [] args){
+
+        File f = new File("/Users/surkumar/assignments/File-Handling/src/filehandling/com/myfiles:FileOperation.txt");
+   try {
+       if (f.createNewFile()) {
+           System.out.println("File " + f.getName() + " is created successfully.");
+       }
+       else {
+           FileWriter fwrite = new FileWriter("/Users/surkumar/assignments/File-Handling/src/filehandling/com/myfiles:FileOperation.txt");
+           fwrite.write("We strongly believe in respecting our colleagues, customers, partners, vendors, and every individual who comes in contact with our business." + "Hello");
+        fwrite.close();
+       System.out.println("\n--------You Wrote Something in File Successfully --------- ");
+       }
+   }
+   catch (IOException exception){
+       System.out.println("An unexpected error is occurred.");
+       exception.printStackTrace();
+   }
+    }
+}

File-Handling/src/filehandling/com/PrintExtension.java

+package filehandling.com;
+import java.io.File;
+import java.io.FilenameFilter;
+import java.util.Scanner;
+class PrintExtension {
+
+    public  static void main (String [] args){
+
+        Scanner sc = new Scanner(System.in);
+        System.out.print("Enter Your File Extension Here ----->  ");
+        String name2 = sc.nextLine().toLowerCase();
+
+        File directoryPath = new File("/Users/surkumar/Desktop/Java");
+        FilenameFilter textFilefilter = new FilenameFilter(){
+            public boolean accept(File dir, String name) {
+                String lowercaseName = name.toLowerCase();
+                if (lowercaseName.endsWith(name2)) {
+                    return true;
+                } else {
+
+                    return false;
+                }
+            }
+        };
+        String textFilesList[] = directoryPath.list(textFilefilter);
+        System.out.println("---------List OF Your Files In Specific Directory----------");
+        for(String fileName : textFilesList) {
+            System.out.println(fileName);
+        }
+    }
+}

File-Handling/src/filehandling/com/PrintListDirectory.java

+package filehandling.com;
+
+import java.io.File;
+
+public class PrintListDirectory {
+    public static void main(String [] args) {
+
+        String [] pathnames;
+        File f = new File("/Users/surkumar/assignments/Collectionn-Framework/src/collectionframewrok/com");
+
+        pathnames = f.list();
+        for (String pathname : pathnames){
+            System.out.println(pathname);
+        }
+    }
+}

File-Handling/src/filehandling/com/myfiles:FileOperation.txt

+We strongly believe in respecting our colleagues, customers, partners, vendors, and every individual who comes in contact with our business.Hello
\ No newline at end of file