findField2 - goes to superclasses - uses getOpt's cache now for non-static fields [1005305]

< > BotCompany Repo | #1005305 // findField2 - goes to superclasses - uses getOpt's cache now for non-static fields

JavaX fragment (include)

please include function getOpt_cached.

static Field findField2(O o, S field) {
  Class c = o.getClass();
  HashMap<S, Field> map;
  synchronized(getOpt_cache) {
    map = getOpt_cache.get(c);
    if (map == null)
      map = getOpt_makeCache(c);
  }
  
  if (map == getOpt_special) {
    if (o instanceof Class)
      ret findField2_findStaticField((Class) o, field);
  }
    
  ret map.get(field);
}

static Field findField2_findStaticField(Class<?> c, String field) {
  Class _c = c;
  do {
    for (Field f : _c.getDeclaredFields())
      if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0)
        return f;
    _c = _c.getSuperclass();
  } while (_c != null);
  ret null;
}

Author comment

Began life as a copy of #1002772

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Snippet ID:

#1005305

Snippet name:

findField2 - goes to superclasses - uses getOpt's cache now for non-static fields

Eternal ID of this version:

#1005305/5

Text MD5:

b54c316abc3da883413c1e6d096e5ff6

Author:

stefan

Category:

javax

Type:

JavaX fragment (include)

Public (visible to everyone):

Yes

Archived (hidden from active list):

Created/modified:

2017-12-22 15:59:54

Source code size:

749 bytes / 29 lines

Pitched / IR pitched:

No / No

Views / Downloads:

537 / 553

Version history:

4 change(s)

Referenced in:

[show references]

1	please include function getOpt_cached.
2
3	static Field findField2(O o, S field) {
4	Class c = o.getClass();
5	HashMap<S, Field> map;
6	synchronized(getOpt_cache) {
7	map = getOpt_cache.get(c);
8	if (map == null)
9	map = getOpt_makeCache(c);
10	}
11
12	if (map == getOpt_special) {
13	if (o instanceof Class)
14	ret findField2_findStaticField((Class) o, field);
15	}
16
17	ret map.get(field);
18	}
19
20	static Field findField2_findStaticField(Class<?> c, String field) {
21	Class _c = c;
22	do {
23	for (Field f : _c.getDeclaredFields())
24	if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0)
25	return f;
26	_c = _c.getSuperclass();
27	} while (_c != null);
28	ret null;
29	}