1 | scope guessDeepObjectSize_debug. |
2 | |
3 | sclass #Path {
|
4 | O parentObject; |
5 | Field field; |
6 | Path parent; |
7 | |
8 | *(O *parentObject, Field *field, Path *parent) {}
|
9 | |
10 | toString {
|
11 | ret (parent == null ? "" : parent + " -> ") |
12 | //+ field; |
13 | + className(parentObject) + (field == null ? "" : "." + field.getName()); |
14 | } |
15 | } |
16 | |
17 | sclass OnStack {
|
18 | O object; |
19 | Path path; // how we got to this object |
20 | |
21 | *(O *object, Path *path) {}
|
22 | } |
23 | |
24 | sclass #Data {
|
25 | long size; |
26 | new L<OnStack> stack; |
27 | Set seen = identityHashSet(); // add objects here to ignore them |
28 | Set<Field> fieldsToIgnore; |
29 | Set<S> realmsToIgnore; |
30 | } |
31 | |
32 | static long guessDeepObjectSize_debug(O o) {
|
33 | if (o == null) ret 0; |
34 | ret guessDeepObjectSize_debug(new Data, o); |
35 | } |
36 | |
37 | static long guessDeepObjectSize_debug(Data data, O o) {
|
38 | if (o == null) ret 0; |
39 | data.stack.add(OnStack(o, null)); |
40 | while ping (nempty(data.stack)) {
|
41 | #step(data, popLast(data.stack)); |
42 | } |
43 | ret data.size; |
44 | } |
45 | |
46 | svoid #step(Data data, OnStack os) {
|
47 | O o = os.object; |
48 | if (!data.seen.add(o)) ret; |
49 | if (o instanceof Component) ret; // skipping AWT for now |
50 | if (o instanceof Thread) ret; |
51 | |
52 | if (data.realmsToIgnore != null && contains(data.realmsToIgnore, getRealm(o))) ret; |
53 | |
54 | if (o instanceof Class) ret; |
55 | |
56 | if (isArray(o)) {
|
57 | int len; |
58 | if (o instanceof O[]) {
|
59 | len = unsafe_sizeOf(o); |
60 | for (O x : (O[]) o) |
61 | if (x != null && !data.seen.contains(x)) data.stack.add( |
62 | OnStack(x, Path(o, null, os.path))); |
63 | } else |
64 | len = inMemorySizeOfPrimitiveArray(o); |
65 | data.size += len; |
66 | ret; |
67 | } |
68 | |
69 | data.size += unsafe_sizeOf(o); |
70 | |
71 | if (sizeCalculation_shouldSkipObject(o)) ret; |
72 | |
73 | try {
|
74 | for (Field f : nonStaticNonPrimitiveFieldObjects(o)) {
|
75 | if (contains(data.fieldsToIgnore, f)) continue; |
76 | O x = f.get(o); |
77 | if (x != null && !data.seen.contains(x)) {
|
78 | data.stack.add(OnStack(x, Path(o, f, os.path)); |
79 | } |
80 | } |
81 | } catch e {
|
82 | print("Error estimating object size: " + os.path + " - " + e);
|
83 | } |
84 | |
85 | //fail("can't handle object type: " + className(o));
|
86 | } |
87 | |
88 | end scope |
Began life as a copy of #1009445
download show line numbers debug dex old transpilations
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| Snippet ID: | #1022101 |
| Snippet name: | guessDeepObjectSize_debug [show path to problematic objects, dev.] |
| Eternal ID of this version: | #1022101/7 |
| Text MD5: | 7cfbef9f8b1aa8d70fcc2f13dd06060b |
| Author: | stefan |
| Category: | javax |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2019-03-07 22:09:15 |
| Source code size: | 2148 bytes / 88 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 196 / 233 |
| Version history: | 6 change(s) |
| Referenced in: | [show references] |