1 |
6395
|
leinfelder
|
package edu.ucsb.nceas.metacat.dataone.hazelcast;
|
2 |
|
|
|
3 |
|
|
import java.util.Collection;
|
4 |
6426
|
leinfelder
|
import java.util.HashMap;
|
5 |
|
|
import java.util.HashSet;
|
6 |
6395
|
leinfelder
|
import java.util.Map;
|
7 |
|
|
import java.util.Set;
|
8 |
|
|
|
9 |
6868
|
cjones
|
import org.apache.log4j.Logger;
|
10 |
6395
|
leinfelder
|
import org.dataone.service.types.v1.Identifier;
|
11 |
|
|
import org.dataone.service.types.v1.ObjectInfo;
|
12 |
|
|
import org.dataone.service.types.v1.ObjectList;
|
13 |
|
|
import org.dataone.service.types.v1.SystemMetadata;
|
14 |
|
|
|
15 |
|
|
import com.hazelcast.core.MapLoader;
|
16 |
|
|
import com.hazelcast.core.MapStore;
|
17 |
|
|
|
18 |
|
|
import edu.ucsb.nceas.metacat.IdentifierManager;
|
19 |
|
|
import edu.ucsb.nceas.metacat.McdbDocNotFoundException;
|
20 |
6868
|
cjones
|
import edu.ucsb.nceas.metacat.dataone.CNodeService;
|
21 |
6395
|
leinfelder
|
|
22 |
|
|
/**
|
23 |
|
|
* Storage implementation for Hazelcast System Metadata
|
24 |
|
|
* @author leinfelder
|
25 |
|
|
*
|
26 |
|
|
*/
|
27 |
6868
|
cjones
|
public class SystemMetadataMap
|
28 |
|
|
implements MapStore<Identifier, SystemMetadata>, MapLoader<Identifier, SystemMetadata> {
|
29 |
6395
|
leinfelder
|
|
30 |
6868
|
cjones
|
private Logger logMetacat = null;
|
31 |
|
|
|
32 |
6471
|
jones
|
@Override
|
33 |
6395
|
leinfelder
|
public void delete(Identifier arg0) {
|
34 |
|
|
// we do not delete system metadata
|
35 |
|
|
}
|
36 |
|
|
|
37 |
6471
|
jones
|
@Override
|
38 |
6395
|
leinfelder
|
public void deleteAll(Collection<Identifier> arg0) {
|
39 |
|
|
// we do not delete system metadata
|
40 |
|
|
}
|
41 |
|
|
|
42 |
6471
|
jones
|
@Override
|
43 |
6395
|
leinfelder
|
public void store(Identifier pid, SystemMetadata sm) {
|
44 |
|
|
try {
|
45 |
6434
|
leinfelder
|
//System.out.println("Storing System Metadata to store: " + pid.getValue());
|
46 |
6451
|
leinfelder
|
if (!IdentifierManager.getInstance().systemMetadataExists(pid.getValue())) {
|
47 |
6395
|
leinfelder
|
IdentifierManager.getInstance().createSystemMetadata(sm);
|
48 |
|
|
} else {
|
49 |
|
|
IdentifierManager.getInstance().updateSystemMetadata(sm);
|
50 |
|
|
}
|
51 |
|
|
} catch (McdbDocNotFoundException e) {
|
52 |
6456
|
leinfelder
|
throw new RuntimeException(e.getMessage(), e);
|
53 |
6395
|
leinfelder
|
}
|
54 |
|
|
}
|
55 |
|
|
|
56 |
6471
|
jones
|
@Override
|
57 |
6395
|
leinfelder
|
public void storeAll(Map<Identifier, SystemMetadata> map) {
|
58 |
|
|
for (Identifier key: map.keySet()) {
|
59 |
|
|
store(key, map.get(key));
|
60 |
|
|
}
|
61 |
|
|
}
|
62 |
|
|
|
63 |
6471
|
jones
|
@Override
|
64 |
6395
|
leinfelder
|
public SystemMetadata load(Identifier pid) {
|
65 |
|
|
SystemMetadata sm = null;
|
66 |
6868
|
cjones
|
logMetacat = Logger.getLogger(SystemMetadataMap.class);
|
67 |
|
|
|
68 |
|
|
try {
|
69 |
|
|
logMetacat.debug("loading from store: " + pid.getValue());
|
70 |
6395
|
leinfelder
|
sm = IdentifierManager.getInstance().getSystemMetadata(pid.getValue());
|
71 |
|
|
} catch (McdbDocNotFoundException e) {
|
72 |
6496
|
leinfelder
|
//throw new RuntimeException(e.getMessage(), e);
|
73 |
|
|
// not found => null
|
74 |
|
|
return null;
|
75 |
|
|
}
|
76 |
|
|
catch (Exception e) {
|
77 |
6456
|
leinfelder
|
throw new RuntimeException(e.getMessage(), e);
|
78 |
6395
|
leinfelder
|
}
|
79 |
|
|
return sm;
|
80 |
|
|
}
|
81 |
|
|
|
82 |
6471
|
jones
|
@Override
|
83 |
6395
|
leinfelder
|
public Map<Identifier, SystemMetadata> loadAll(Collection<Identifier> keys) {
|
84 |
6426
|
leinfelder
|
Map<Identifier, SystemMetadata> map = new HashMap<Identifier, SystemMetadata>();
|
85 |
6395
|
leinfelder
|
for (Identifier key: keys) {
|
86 |
|
|
SystemMetadata value = load(key);
|
87 |
|
|
map.put(key, value);
|
88 |
|
|
}
|
89 |
|
|
return map;
|
90 |
|
|
}
|
91 |
|
|
|
92 |
6471
|
jones
|
@Override
|
93 |
6395
|
leinfelder
|
public Set<Identifier> loadAllKeys() {
|
94 |
6426
|
leinfelder
|
Set<Identifier> pids = new HashSet<Identifier>();
|
95 |
6395
|
leinfelder
|
try {
|
96 |
|
|
ObjectList ol = IdentifierManager.getInstance().querySystemMetadata(
|
97 |
|
|
null, //startTime,
|
98 |
|
|
null, //endTime,
|
99 |
|
|
null, //objectFormatId,
|
100 |
|
|
false, //replicaStatus,
|
101 |
|
|
0, //start,
|
102 |
|
|
-1 //count
|
103 |
|
|
);
|
104 |
|
|
for (ObjectInfo o: ol.getObjectInfoList()) {
|
105 |
|
|
Identifier pid = o.getIdentifier();
|
106 |
|
|
pids.add(pid);
|
107 |
|
|
}
|
108 |
6456
|
leinfelder
|
} catch (Exception e) {
|
109 |
|
|
throw new RuntimeException(e.getMessage(), e);
|
110 |
6395
|
leinfelder
|
}
|
111 |
|
|
|
112 |
|
|
return pids;
|
113 |
|
|
}
|
114 |
|
|
|
115 |
|
|
}
|