How to use

PojoQuery

in

org.apache.juneau.utils

  @Override /* RestConverter */
  public Object convert(RestRequest req, Object o) {
    if (o == null)
      return null;
    SearchArgs searchArgs = req.getQuery().getSearchArgs();
    if (searchArgs == null)
      return o;
    return new PojoQuery(o, req.getBeanSession()).filter(searchArgs);
  }
}

private static void doView(List list, List<String> view) {
  for (ListIterator i = list.listIterator(); i.hasNext();) {
    Object o = i.next();
    Map m = (Map)o;
    doView(m, view);
  }
}

/**
 * Parses a timestamp string off the beginning of the string segment 'seg'.
 * Goes through each possible valid timestamp format until it finds a match.
 * The position where the parsing left off is stored in pp.
 *
 * @param seg The string segment being parsed.
 * @param pp Where parsing last left off.
 * @return An object representing a timestamp.
 */
CalendarP parseDate(String seg, ParsePosition pp) {
  CalendarP cal = null;
  for (int i = 0; i < validTimestampFormats.length && cal == null; i++) {
    pp.setIndex(0);
    SimpleDateFormat f = validTimestampFormats[i];
    Date d = f.parse(seg, pp);
    int idx = pp.getIndex();
    if (idx != 0) {
      // it only counts if the next character is '-', 'space', or end-of-string.
      char c = (seg.length() == idx ? 0 : seg.charAt(idx));
      if (c == 0 || c == '-' || Character.isWhitespace(c))
        cal = new CalendarP(d, getPrecisionField(f.toPattern()));
    }
  }
  if (cal == null)
    throw new FormattedRuntimeException("Invalid date encountered:  ''{0}''", seg);
  return cal;
}

s = replace(s, '*', '\u9997', true);
s = replace(s, '?', '\u9996', true);
s = unEscapeChars(s, new char[]{'*','?'});
s = s.replace('\u9998', '-');
String[] sa = splitQuoted(s, ' ');
List<String> l = new ArrayList<>(sa.length);
int numOrs = 0;
    s2 = unEscapeChars(s2, new char[]{'"','\''});
    s2 = unEscapeChars(s2, new char[]{'\\'});

ObjectList l = (ObjectList)replaceWithMutables(input);
    doSort(l, sort);
  if (! view.isEmpty())
    doView(l, view);

  o = cm.getPojoSwap().swap(o, bc);
PojoQuery f = new PojoQuery(o, bc);
  int pos = req.getQueryParameter("p", Integer.class, 0);
  int limit = req.getQueryParameter("l", Integer.class, 0);
  o = f.filterCollection(query, view, sort, pos, limit, ignoreCase);
  o = f.filterMap(view);

  @Override /* Comparator */
  public int compare(Map m1, Map m2) {
    Comparable v1 = toComparable(m1.get(c)), v2 = toComparable(m2.get(c));
    if (v1 == null && v2 == null)
      return 0;
    if (v1 == null)
      return (isDesc ? -1 : 1);
    if (v2 == null)
      return (isDesc ? 1 : -1);
    return (isDesc ? v2.compareTo(v1) : v1.compareTo(v2));
  }
};

ObjectList l = new DelegateList(session.getClassMetaForObject(o));
for (Object o2 : (Collection)o)
  l.add(replaceWithMutables(o2));
return l;
return replaceWithMutables(Arrays.asList((Object[])o));

  l.add(new TimestampRange(op, parseDate(seg, pp)));
  state = 1;
} else if (state == 3) {
  startDate = parseDate(seg, pp);
  seg = seg.substring(pp.getIndex()).trim();
  pp.setIndex(0);
  l.add(new TimestampRange(startDate, parseDate(seg, pp)));
  seg = seg.substring(pp.getIndex()).trim();
  pp.setIndex(0);

ObjectList l = (ObjectList)replaceWithMutables(input);
    doSort(l, sort);
  if (! view.isEmpty())
    doView(l, view);

s = replace(s, '*', '\u9997', true);
s = replace(s, '?', '\u9996', true);
s = unEscapeChars(s, new char[]{'*','?'});
s = s.replace('\u9998', '-');
String[] sa = splitQuoted(s, ' ');
List<String> l = new ArrayList<>(sa.length);
int numOrs = 0;
    s2 = unEscapeChars(s2, new char[]{'"','\''});
    s2 = unEscapeChars(s2, new char[]{'\\'});

  @Override /* Comparator */
  public int compare(Map m1, Map m2) {
    Comparable v1 = toComparable(m1.get(c)), v2 = toComparable(m2.get(c));
    if (v1 == null && v2 == null)
      return 0;
    if (v1 == null)
      return (isDesc ? -1 : 1);
    if (v2 == null)
      return (isDesc ? 1 : -1);
    return (isDesc ? v2.compareTo(v1) : v1.compareTo(v2));
  }
};

ObjectList l = new DelegateList(session.getClassMetaForObject(o));
for (Object o2 : (Collection)o)
  l.add(replaceWithMutables(o2));
return l;
return replaceWithMutables(Arrays.asList((Object[])o));

  l.add(new TimestampRange(op, parseDate(seg, pp)));
  state = 1;
} else if (state == 3) {
  startDate = parseDate(seg, pp);
  seg = seg.substring(pp.getIndex()).trim();
  pp.setIndex(0);
  l.add(new TimestampRange(startDate, parseDate(seg, pp)));
  seg = seg.substring(pp.getIndex()).trim();
  pp.setIndex(0);

  @Override /* RestConverter */
  public Object convert(RestRequest req, Object o) {
    if (o == null)
      return null;
    SearchArgs searchArgs = req.getQuery().getSearchArgs();
    if (searchArgs == null)
      return o;
    return new PojoQuery(o, req.getBeanSession()).filter(searchArgs);
  }
}

ObjectList l = (ObjectList)replaceWithMutables(input);
    doSort(l, sort);
  if (! view.isEmpty())
    doView(l, view);

s = replace(s, '*', '\u9997', true);
s = replace(s, '?', '\u9996', true);
s = unEscapeChars(s, new char[]{'*','?'});
s = s.replace('\u9998', '-');
String[] sa = splitQuoted(s, ' ');
List<String> l = new ArrayList<>(sa.length);
int numOrs = 0;
    s2 = unEscapeChars(s2, new char[]{'"','\''});
    s2 = unEscapeChars(s2, new char[]{'\\'});

private static void doView(List list, List<String> view) {
  for (ListIterator i = list.listIterator(); i.hasNext();) {
    Object o = i.next();
    Map m = (Map)o;
    doView(m, view);
  }
}

  @Override /* Comparator */
  public int compare(Map m1, Map m2) {
    Comparable v1 = toComparable(m1.get(c)), v2 = toComparable(m2.get(c));
    if (v1 == null && v2 == null)
      return 0;
    if (v1 == null)
      return (isDesc ? -1 : 1);
    if (v2 == null)
      return (isDesc ? 1 : -1);
    return (isDesc ? v2.compareTo(v1) : v1.compareTo(v2));
  }
};

/**
 * Parses a timestamp string off the beginning of the string segment 'seg'.
 * Goes through each possible valid timestamp format until it finds a match.
 * The position where the parsing left off is stored in pp.
 *
 * @param seg The string segment being parsed.
 * @param pp Where parsing last left off.
 * @return An object representing a timestamp.
 */
CalendarP parseDate(String seg, ParsePosition pp) {
  CalendarP cal = null;
  for (int i = 0; i < validTimestampFormats.length && cal == null; i++) {
    pp.setIndex(0);
    SimpleDateFormat f = validTimestampFormats[i];
    Date d = f.parse(seg, pp);
    int idx = pp.getIndex();
    if (idx != 0) {
      // it only counts if the next character is '-', 'space', or end-of-string.
      char c = (seg.length() == idx ? 0 : seg.charAt(idx));
      if (c == 0 || c == '-' || Character.isWhitespace(c))
        cal = new CalendarP(d, getPrecisionField(f.toPattern()));
    }
  }
  if (cal == null)
    throw new FormattedRuntimeException("Invalid date encountered:  ''{0}''", seg);
  return cal;
}