class AstUtil {
/**
* Parses a string for caller id information.
* <br>
* The caller id string should be in the form <code>"Some Name" <1234></code>.
* <br>
* This resembles <code>ast_callerid_parse</code> in
* <code>callerid.c</code> but strips any whitespace.
*
* @param s the string to parse
* @return a String[] with name (index 0) and number (index 1)
*/
public static String[] parseCallerId(String s)
{
final String[] result = new String[2];
final int lbPosition;
final int rbPosition;
String name;
String number;
if (s == null)
{
return result;
}
lbPosition = s.lastIndexOf('<');
rbPosition = s.lastIndexOf('>');
// no opening and closing brace? use value as CallerId name
if (lbPosition < 0 || rbPosition < 0)
{
name = s.trim();
if (name.length() == 0)
{
name = null;
}
result[0] = name;
return result;
}
else
{
number = s.substring(lbPosition + 1, rbPosition).trim();
if (number.length() == 0)
{
number = null;
}
}
name = s.substring(0, lbPosition).trim();
if (name.startsWith("\"") && name.endsWith("\"") && name.length() > 1)
{
name = name.substring(1, name.length() - 1).trim();
}
if (name.length() == 0)
{
name = null;
}
result[0] = name;
result[1] = number;
return result;
}
}
