1 | concept RemoteLister implements ILister {
|
2 | RemoteDB db; |
3 | new HashMap<S, L> lists; |
4 | new HashMap<S, Map> treeMaps; |
5 | new HashMap<S, Set> treeSets; |
6 | new HashMap<S, IVar> vars; |
7 | |
8 | public L getList(S name) {
|
9 | ret getList(name, ll()); |
10 | } |
11 | |
12 | public synchronized L getList(S name, L defaultList) {
|
13 | L l = lists.get(name); |
14 | if (l == null) {
|
15 | lists.put(name, l = listInConcept(this, cloneList(defaultList))); |
16 | change(); |
17 | } |
18 | ret l; |
19 | } |
20 | |
21 | public synchronized IVar getVar(S name, O defaultValue) {
|
22 | IVar v = vars.get(name); |
23 | if (v == null) {
|
24 | vars.put(name, v = varInConcept(this, new Var)); |
25 | change(); |
26 | } |
27 | if (!v.has() && defaultValue != null) |
28 | v.set(defaultValue); |
29 | ret v; |
30 | } |
31 | |
32 | public synchronized Map getTreeMap(S name) {
|
33 | Map m = treeMaps.get(name); |
34 | if (m == null) {
|
35 | treeMaps.put(name, m = mapInConcept(this, new TreeMap)); |
36 | change(); |
37 | } |
38 | if (getOpt_raw(m, 'm) == null) |
39 | fail("map not sane: " + className(m) + " " + struct(m));
|
40 | ret m; |
41 | } |
42 | |
43 | public synchronized Set getTreeSet(S name) {
|
44 | Set m = treeSets.get(name); |
45 | if (m == null) {
|
46 | treeSets.put(name, m = setInConcept(this, new TreeSet)); |
47 | change(); |
48 | } |
49 | ret m; |
50 | } |
51 | } |
Began life as a copy of #1009401
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| Snippet ID: | #1010355 |
| Snippet name: | RemoteLister - uses connection to another database [totally dev.] |
| Eternal ID of this version: | #1010355/1 |
| Text MD5: | 19ed995f185a71dddbf6eb5e3777244d |
| Author: | stefan |
| Category: | javax / lists |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2017-09-12 15:57:39 |
| Source code size: | 1289 bytes / 51 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 270 / 297 |
| Referenced in: | [show references] |