How to use

getLength

method

in

javax.jnlp.FileContents

/**
 * Get the current value for this muffin.
 * @param strParam The key for this muffin parameter.
 * @return The value for this muffin (null if none).
 */
public String getMuffin(String strParam)
{
  try   {
    URL url = new URL(m_strCodeBase + strParam);
    FileContents fc = m_ps.get(url);
    if (fc == null)
      return null;
    // read in the contents of a muffin
    byte[] buf = new byte[(int)fc.getLength()];
    InputStream is = fc.getInputStream();
    int pos = 0;
    while((pos = is.read(buf, pos, buf.length - pos)) > 0) {
      // just loop
    }
    is.close();
    String strValue = new String(buf, ENCODING);
    return strValue;
  } catch (Exception ex)  {
    // Return null for any exception
  }
  return null;
}
/**