Add files via upload

onscreenkeyboard.txt

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+package SoftwritersInt;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Scanner;
+
+/**
+ *
+ * @author PrasanthKumar
+ */
+public class OnScreenKeyboard {
+
+    OnScreenKeyboard() {
+        setCharAddr();
+    }
+    private HashMap<Character, int[]> charAddr = new HashMap<>();
+
+    /*
+    ADDING THE KEYBOARD LAYOUT IN A HASHMAP which helps in retreiving the position of the characters    
+     */
+    public void setCharAddr() {
+        this.charAddr.put('A', new int[]{1, 1});
+        this.charAddr.put('B', new int[]{1, 2});
+        this.charAddr.put('C', new int[]{1, 3});
+        this.charAddr.put('D', new int[]{1, 4});
+        this.charAddr.put('E', new int[]{1, 5});
+        this.charAddr.put('F', new int[]{1, 6});
+        this.charAddr.put('G', new int[]{2, 1});
+        this.charAddr.put('H', new int[]{2, 2});
+        this.charAddr.put('I', new int[]{2, 3});
+        this.charAddr.put('J', new int[]{2, 4});
+        this.charAddr.put('K', new int[]{2, 5});
+        this.charAddr.put('L', new int[]{2, 6});
+        this.charAddr.put('M', new int[]{3, 1});
+        this.charAddr.put('N', new int[]{3, 2});
+        this.charAddr.put('O', new int[]{3, 3});
+        this.charAddr.put('P', new int[]{3, 4});
+        this.charAddr.put('Q', new int[]{3, 5});
+        this.charAddr.put('R', new int[]{3, 6});
+        this.charAddr.put('S', new int[]{4, 1});
+        this.charAddr.put('T', new int[]{4, 2});
+        this.charAddr.put('U', new int[]{1, 3});
+        this.charAddr.put('V', new int[]{4, 4});
+        this.charAddr.put('W', new int[]{4, 5});
+        this.charAddr.put('X', new int[]{4, 6});
+        this.charAddr.put('Y', new int[]{5, 1});
+        this.charAddr.put('Z', new int[]{5, 2});
+        this.charAddr.put('1', new int[]{5, 3});
+        this.charAddr.put('2', new int[]{5, 4});
+        this.charAddr.put('3', new int[]{5, 5});
+        this.charAddr.put('4', new int[]{5, 6});
+        this.charAddr.put('5', new int[]{6, 1});
+        this.charAddr.put('6', new int[]{6, 2});
+        this.charAddr.put('7', new int[]{6, 3});
+        this.charAddr.put('8', new int[]{6, 4});
+        this.charAddr.put('9', new int[]{6, 5});
+        this.charAddr.put('0', new int[]{6, 6});
+
+    }
+
+    /*
+    prints the output sequence
+    accepts the input line from the file as an argument
+    take each character from the input and finds the positon of the key from the hashmap and compare it with the current position 
+    and append the path of the keys to the output
+     */
+    public StringBuilder printOutputSequence(String input) {
+        int[] curr_pos = {1, 1};// this is the position of letter A - as cursor initially starts from this position
+        int[] target_pos = null;//this is the position of the target character
+        boolean error = false;//if there are any character that is not in the keyboard is encountered this will turn true
+        StringBuilder output = new StringBuilder();
+        for (int i = 0; i < input.length(); i++) {
+            char searchChar = input.toUpperCase().charAt(i);
+            if ((searchChar + "").equals(" ")) {
+                output.append("S,");
+            } else {
+                target_pos = this.charAddr.get(searchChar);
+                if (target_pos != null) {
+                    int curr_row = curr_pos[0];
+                    int curr_col = curr_pos[1];
+                    int target_row = target_pos[0];
+                    int target_col = target_pos[1];
+                    int row_diff = curr_row - target_row;
+                    int col_diff = curr_col - target_col;
+
+                    if (row_diff > 0) {
+                        for (int j = 0; j < row_diff; j++) {
+                            output.append("U,");
+                        }
+                    } else if (row_diff < 0) {
+                        for (int j = 0; j < -row_diff; j++) {
+                            output.append("D,");
+                        }
+                    }
+                    if (col_diff > 0) {
+                        for (int j = 0; j < col_diff; j++) {
+                            output.append("L,");
+                        }
+                    } else if (col_diff < 0) {
+                        for (int j = 0; j < -col_diff; j++) {
+                            output.append("R,");
+                        }
+                    }
+                    curr_pos = target_pos;
+                    output.append("#,");
+
+                } else {
+                    error = true;
+                }
+            }
+        }
+        //int oLen = output.length();
+        output.deleteCharAt(output.length() - 1);
+        if (error) {
+            System.out.println("Input has characters that are not available in the keyboard and hence those characters are skipped");
+        }
+        return output;
+
+    }
+
+    /*
+    GET THE FILE PATH AND RETURNS THE EACH LINE OF THE FILE IN LIST
+     */
+    public ArrayList<String> getWordList(String filePath) {
+        Scanner s = null;
+        ArrayList<String> listWords = new ArrayList<String>();
+
+        try {
+            s = new Scanner(new File(filePath));
+            while (s.hasNext()) {
+                listWords.add(s.nextLine());
+            }
+            s.close();
+
+        } catch (FileNotFoundException ex) {
+            System.out.println("The system cannot find the file specified");
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return listWords;
+    }
+
+    public static void main(String[] args) {
+        OnScreenKeyboard osk = new OnScreenKeyboard();
+        System.out.println("Enter the full file path of the Input flat file like eg: c:\\myfolder\\flatfile.txt");
+        Scanner scanner = new Scanner(System.in);
+        String filePath = scanner.nextLine();
+        ArrayList<String> listWords = osk.getWordList(filePath);
+        System.out.println("---------------------------------------------------------");
+        for (int i = 0; i < listWords.size(); i++) {
+            System.out.println("INPUT: " + listWords.get(i));
+            System.out.println("OUTPUT: " + osk.printOutputSequence(listWords.get(i)));
+            System.out.println("---------------------------------------------------------");
+        }
+        if (listWords.size() == 0) {
+            System.out.println("No Input Search Term available in the file");
+            System.out.println("---------------------------------------------------------");
+        }
+    }
+//C:\Users\PrasanthKumar\Desktop\testfile.txt
+}

testfile.txt

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+'IT CROWD
+IT CROWD
+&TEST
+ TEST FILE
+ SOFT WRITER 
+ SOFT WRITER  
+ABCDEFGHIJKLmNOPQURSTUVWXYZ
+1234567(9890
+12345679890]