java.nio.file package supports system independent resources

Author: tugul

nio2/PathCreation.java

@@ -11,20 +11,20 @@
  * - java.nio.file.Path
  * primary entry point of java.nio package
  * representation of path(file/directory) in a file system
- * Path is system dependent, can't compare path from DOS/Windows with one from Unix based systems
- *
- * Path object can be created various ways 
+ * system dependent, can't compare path from DOS/Win with one from POSIX/Unix based systems
  *
  */
 public class PathCreation {
     public static void main(String[] args) throws URISyntaxException {
 
+        // Path object can be created various ways 
+
         // 1. Create Path using Paths helper class
         Path path1 = Paths.get("README.md");
         Path path2 = Paths.get("..", "nio2/README.md");  // constructing paths
 
-        System.out.println(path1.toAbsolutePath());
-        System.out.println(path2.toAbsolutePath());
+        System.out.println(path1.toAbsolutePath());     // /home/workspace/CoreJava/README.md
+        System.out.println(path2.toAbsolutePath());     // /home/workspace/CoreJava/../nio2/README.md
 
         // 2. Construct Path from URI resource
         Path path3 = Paths.get(new URI("file:/c:/user/google/docs")); // refer to URI based resource
@@ -38,7 +38,7 @@ public static void main(String[] args) throws URISyntaxException {
         //Path path5 = fileSystem.getPath("README.md");
 
         // 5. Create path from File object. File to Path, and vice versa
-        File file = new File("CoreJava/src/nio2/README.md");
+        File file = new File("CoreJava/nio2/README.md");
         Path path6 = file.toPath();
         file = path6.toFile();
 

nio2/README.md

@@ -1,15 +1,15 @@
+# NIO (Non-blocking IO)
 
-**Java.nio** package is initially started to replace java.io package(Non-blocking io), but hasn't taken off until second version of nio API in Java 7 which is called nio2.
-NIO2 actually intended to replace java.io.File class and its related interactions. 
+``java.nio`` package is initially started to replace ``java.io`` package(Non-blocking io), however it hasn't taken off until the second version of nio API in Java 7 which is called **nio2**. **NIO2** actually intended to replace ``java.io.File`` class and its related interactions. 
+
+- ``java.nio.file.Path`` refers to resource on filesystem which doesn't have to exist. And most of its operations don't require it too. 
+- ``java.nio.file.Paths`` is a factory/helper class for ``Path``
 
-Paths - factory/helper class for Path
-Path refers to resource on filesystem which doesn't have to exist. And most of its operations doesn't require too. 
 
-NIO2 API has following advantages over IO API:
+**NIO2** API has following advantages over old **IO** API:
 * supports file-system dependent attributes (DOS, POSIX)
-* allows you traverse directory hierarchy directly
+* allows you directly traverse directory hierarchy
 * supports symbolic link in file system
-* when reading multiple attributes of a file, it's faster
- 
+* faster when reading multiple attributes of a file