| 1 |
6395
|
leinfelder
|
package edu.ucsb.nceas.metacat.dataone.hazelcast;
|
| 2 |
|
|
|
| 3 |
6893
|
cjones
|
import java.sql.SQLException;
|
| 4 |
6395
|
leinfelder
|
import java.util.Collection;
|
| 5 |
6426
|
leinfelder
|
import java.util.HashMap;
|
| 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 |
6888
|
cjones
|
import com.hazelcast.core.Hazelcast;
|
| 16 |
6395
|
leinfelder
|
import com.hazelcast.core.MapLoader;
|
| 17 |
|
|
import com.hazelcast.core.MapStore;
|
| 18 |
|
|
|
| 19 |
|
|
import edu.ucsb.nceas.metacat.IdentifierManager;
|
| 20 |
|
|
import edu.ucsb.nceas.metacat.McdbDocNotFoundException;
|
| 21 |
6888
|
cjones
|
import edu.ucsb.nceas.metacat.properties.PropertyService;
|
| 22 |
|
|
import edu.ucsb.nceas.utilities.PropertyNotFoundException;
|
| 23 |
6395
|
leinfelder
|
|
| 24 |
|
|
/**
|
| 25 |
|
|
* Storage implementation for Hazelcast System Metadata
|
| 26 |
|
|
* @author leinfelder
|
| 27 |
|
|
*
|
| 28 |
|
|
*/
|
| 29 |
6868
|
cjones
|
public class SystemMetadataMap
|
| 30 |
|
|
implements MapStore<Identifier, SystemMetadata>, MapLoader<Identifier, SystemMetadata> {
|
| 31 |
6395
|
leinfelder
|
|
| 32 |
6868
|
cjones
|
private Logger logMetacat = null;
|
| 33 |
|
|
|
| 34 |
6471
|
jones
|
@Override
|
| 35 |
6395
|
leinfelder
|
public void delete(Identifier arg0) {
|
| 36 |
|
|
// we do not delete system metadata
|
| 37 |
|
|
}
|
| 38 |
|
|
|
| 39 |
6471
|
jones
|
@Override
|
| 40 |
6395
|
leinfelder
|
public void deleteAll(Collection<Identifier> arg0) {
|
| 41 |
|
|
// we do not delete system metadata
|
| 42 |
|
|
}
|
| 43 |
|
|
|
| 44 |
6471
|
jones
|
@Override
|
| 45 |
6395
|
leinfelder
|
public void store(Identifier pid, SystemMetadata sm) {
|
| 46 |
|
|
try {
|
| 47 |
6434
|
leinfelder
|
//System.out.println("Storing System Metadata to store: " + pid.getValue());
|
| 48 |
6451
|
leinfelder
|
if (!IdentifierManager.getInstance().systemMetadataExists(pid.getValue())) {
|
| 49 |
6395
|
leinfelder
|
IdentifierManager.getInstance().createSystemMetadata(sm);
|
| 50 |
6893
|
cjones
|
|
| 51 |
6395
|
leinfelder
|
} else {
|
| 52 |
|
|
IdentifierManager.getInstance().updateSystemMetadata(sm);
|
| 53 |
6893
|
cjones
|
|
| 54 |
6395
|
leinfelder
|
}
|
| 55 |
6893
|
cjones
|
|
| 56 |
6395
|
leinfelder
|
} catch (McdbDocNotFoundException e) {
|
| 57 |
6456
|
leinfelder
|
throw new RuntimeException(e.getMessage(), e);
|
| 58 |
6893
|
cjones
|
|
| 59 |
|
|
} catch (SQLException e) {
|
| 60 |
|
|
throw new RuntimeException(e.getMessage(), e);
|
| 61 |
|
|
|
| 62 |
|
|
}
|
| 63 |
6395
|
leinfelder
|
}
|
| 64 |
|
|
|
| 65 |
6471
|
jones
|
@Override
|
| 66 |
6395
|
leinfelder
|
public void storeAll(Map<Identifier, SystemMetadata> map) {
|
| 67 |
|
|
for (Identifier key: map.keySet()) {
|
| 68 |
|
|
store(key, map.get(key));
|
| 69 |
|
|
}
|
| 70 |
|
|
}
|
| 71 |
|
|
|
| 72 |
6471
|
jones
|
@Override
|
| 73 |
6395
|
leinfelder
|
public SystemMetadata load(Identifier pid) {
|
| 74 |
|
|
SystemMetadata sm = null;
|
| 75 |
6868
|
cjones
|
logMetacat = Logger.getLogger(SystemMetadataMap.class);
|
| 76 |
|
|
|
| 77 |
|
|
try {
|
| 78 |
|
|
logMetacat.debug("loading from store: " + pid.getValue());
|
| 79 |
6395
|
leinfelder
|
sm = IdentifierManager.getInstance().getSystemMetadata(pid.getValue());
|
| 80 |
|
|
} catch (McdbDocNotFoundException e) {
|
| 81 |
6496
|
leinfelder
|
//throw new RuntimeException(e.getMessage(), e);
|
| 82 |
|
|
// not found => null
|
| 83 |
|
|
return null;
|
| 84 |
|
|
}
|
| 85 |
|
|
catch (Exception e) {
|
| 86 |
6456
|
leinfelder
|
throw new RuntimeException(e.getMessage(), e);
|
| 87 |
6395
|
leinfelder
|
}
|
| 88 |
|
|
return sm;
|
| 89 |
|
|
}
|
| 90 |
|
|
|
| 91 |
6471
|
jones
|
@Override
|
| 92 |
6395
|
leinfelder
|
public Map<Identifier, SystemMetadata> loadAll(Collection<Identifier> keys) {
|
| 93 |
6426
|
leinfelder
|
Map<Identifier, SystemMetadata> map = new HashMap<Identifier, SystemMetadata>();
|
| 94 |
6395
|
leinfelder
|
for (Identifier key: keys) {
|
| 95 |
|
|
SystemMetadata value = load(key);
|
| 96 |
|
|
map.put(key, value);
|
| 97 |
|
|
}
|
| 98 |
|
|
return map;
|
| 99 |
|
|
}
|
| 100 |
|
|
|
| 101 |
6471
|
jones
|
@Override
|
| 102 |
6395
|
leinfelder
|
public Set<Identifier> loadAllKeys() {
|
| 103 |
6888
|
cjones
|
|
| 104 |
|
|
//Set<Identifier> pids = new HashSet<Identifier>();
|
| 105 |
|
|
String identifiersSet;
|
| 106 |
|
|
try {
|
| 107 |
|
|
identifiersSet =
|
| 108 |
|
|
PropertyService.getProperty("dataone.hazelcast.storageCluster.identifiersSet");
|
| 109 |
|
|
|
| 110 |
|
|
} catch (PropertyNotFoundException e1) {
|
| 111 |
|
|
identifiersSet = "hzIdentifiers";
|
| 112 |
|
|
|
| 113 |
|
|
}
|
| 114 |
|
|
Set<Identifier> pids = Hazelcast.getSet(identifiersSet);
|
| 115 |
|
|
|
| 116 |
6395
|
leinfelder
|
try {
|
| 117 |
|
|
ObjectList ol = IdentifierManager.getInstance().querySystemMetadata(
|
| 118 |
|
|
null, //startTime,
|
| 119 |
|
|
null, //endTime,
|
| 120 |
|
|
null, //objectFormatId,
|
| 121 |
|
|
false, //replicaStatus,
|
| 122 |
|
|
0, //start,
|
| 123 |
|
|
-1 //count
|
| 124 |
|
|
);
|
| 125 |
|
|
for (ObjectInfo o: ol.getObjectInfoList()) {
|
| 126 |
|
|
Identifier pid = o.getIdentifier();
|
| 127 |
6888
|
cjones
|
if ( !pids.contains(pid) ) {
|
| 128 |
|
|
pids.add(pid);
|
| 129 |
|
|
|
| 130 |
|
|
}
|
| 131 |
6395
|
leinfelder
|
}
|
| 132 |
6888
|
cjones
|
|
| 133 |
6456
|
leinfelder
|
} catch (Exception e) {
|
| 134 |
|
|
throw new RuntimeException(e.getMessage(), e);
|
| 135 |
6888
|
cjones
|
|
| 136 |
6395
|
leinfelder
|
}
|
| 137 |
|
|
|
| 138 |
|
|
return pids;
|
| 139 |
|
|
}
|
| 140 |
|
|
|
| 141 |
|
|
}
|