title: Parsing json array with no name in android
body: <p>I have a Json Array as string with no name and I want to parse it 
  how can i do it in android ? </p>
  
  <p>My JsonArray is : </p>
  
  <pre><code>  [
    { 
      "categoryId":1,
      "Title":"Rock",
      "songs":null
    },
      { 
      "categoryId":2,
      "Title":"Jaz",
      "songs":null
      }
    ]
  </code></pre>