title: How list view Filter works in android
body: <p>i m new in android .and i need to create filter for json array .i need to knew the work flow of custome getfilter .means what it changes .
  1. it change adopter or what is happning inside after <strong>calling</strong> </p>
  
  <pre><code>getfilter.filter(s)
  </code></pre>
  
  <p>i need to knew so i can create my custom filter.</p>
  
  <p>and one more thing i didn't find the reasonable full tutorial on list filtering and list custom filtering if any one can find it or any one can make then it will really help me and other beginners</p>