Create 388. Longest Absolute File Path.java

not the most elegant approach, will improve in time hopefully

Author: futurus

388. Longest Absolute File Path.java

@@ -0,0 +1,34 @@
+public class Solution {
+    public int lengthLongestPath(String input) {
+        String [] entities = input.split("\n");
+        int maxLen = 0;
+        int curLvl = 0;
+        String curPath = "";
+        
+        for (int i = 0; i < entities.length; i++) {
+            int tab = entities[i].length() - entities[i].replace("\t", "").length();
+
+            // adjustment to current path
+            while (tab < curLvl) {
+                curPath = curPath.substring(0, curPath.lastIndexOf("/"));
+                curLvl--;
+            }
+
+            // add dir/file to path
+            curPath += "/" + entities[i].replace("\t", "");
+            curLvl++;
+            
+            System.out.println(curPath);
+
+            if ((curPath.length() > maxLen) && curPath.contains(".")) {
+                maxLen = curPath.length();
+            }
+        }
+        
+        if (maxLen > 0) {
+            return (maxLen-1);
+        } else { 
+            return 0;
+        }
+    }
+}