Revision 6711
Added by Chris Jones about 13 years ago
| src/edu/ucsb/nceas/metacat/dataone/hazelcast/HazelcastService.java | ||
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import com.hazelcast.core.EntryEvent; |
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import com.hazelcast.core.EntryListener; |
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import com.hazelcast.core.Hazelcast; |
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import com.hazelcast.core.HazelcastInstance; |
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import com.hazelcast.core.ILock; |
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import com.hazelcast.core.IMap; |
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import com.hazelcast.core.InstanceEvent; |
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/* The Hazelcast distributed system metadata map */ |
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private IMap<Identifier, SystemMetadata> systemMetadata; |
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private HazelcastInstance hzInstance; |
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/* |
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* Constructor: Creates an instance of the hazelcast service. Since |
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} |
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Hazelcast.init(config); |
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this.hzInstance = Hazelcast.getDefaultInstance(); |
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// Get configuration properties on instantiation |
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try {
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groupName = |
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ILock lock = null; |
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try {
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lock = getInstance().getLock(identifier); |
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lock = getInstance().getHazelcastInstance().getLock(identifier);
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} catch (RuntimeException e) {
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logMetacat.info("Couldn't get a lock for identifier " +
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event.getInstance().getInstanceType()); |
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} |
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public HazelcastInstance getHazelcastInstance() {
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return this.hzInstance; |
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} |
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/** |
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* Refresh the Hazelcast service by restarting it |
Also available in: Unified diff
Set a default HazelcastInstance after init() is called, and use this instance in getLock() to acquire a lock in the cluster.