title: how to convert ANSI to utf8 in java?
body: <p>I have a text file it is ANSI Encoding, i have to convert it into UTF8 encoding. </p>
  
  <p>My text file is like this
  <code>Stochastic programming is an area of mathematical programming that studies
  how to model decision problems under uncertainty. For example, although a
  decision might be necessary at a given point in time, essential information
  might not be available until a later time.</code></p>