How to use

noneLookup

method

in

org.apache.commons.lang.text.StrLookup

/**
 * Obtains the lookup object for the specified prefix. This method is called
 * by the {@code lookup()} method. This implementation will check
 * whether a lookup object is registered for the given prefix. If not, a
 * <b>null</b> lookup object will be returned (never <b>null</b>).
 *
 * @param prefix the prefix
 * @return the lookup object to be used for this prefix
 */
protected StrLookup fetchLookupForPrefix(String prefix)
{
  StrLookup lookup = localLookups.get(prefix);
  if (lookup == null)
  {
    lookup = StrLookup.noneLookup();
  }
  return lookup;
}

/**
 * Obtains the lookup object for the specified prefix. This method is called
 * by the {@code lookup()} method. This implementation will check
 * whether a lookup object is registered for the given prefix. If not, a
 * <b>null</b> lookup object will be returned (never <b>null</b>).
 *
 * @param prefix the prefix
 * @return the lookup object to be used for this prefix
 */
protected StrLookup fetchLookupForPrefix(String prefix)
{
  StrLookup lookup = localLookups.get(prefix);
  if (lookup == null)
  {
    lookup = StrLookup.noneLookup();
  }
  return lookup;
}

/**
 * Returns the lookup object to be used for variables without a prefix. This
 * implementation will check whether a default lookup object was set. If
 * this is the case, it will be returned. Otherwise a <b>null</b> lookup
 * object will be returned (never <b>null</b>).
 *
 * @return the lookup object to be used for variables without a prefix
 */
protected StrLookup fetchNoPrefixLookup()
{
  return (getDefaultLookup() != null) ? getDefaultLookup() : StrLookup.noneLookup();
}

/**
 * Returns the lookup object to be used for variables without a prefix. This
 * implementation will check whether a default lookup object was set. If
 * this is the case, it will be returned. Otherwise a <b>null</b> lookup
 * object will be returned (never <b>null</b>).
 *
 * @return the lookup object to be used for variables without a prefix
 */
protected StrLookup fetchNoPrefixLookup()
{
  return (getDefaultLookup() != null) ? getDefaultLookup() : StrLookup.noneLookup();
}