Java OStorage类代码示例

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
/**
 * Updates local pooled connections to use the given storage.
 *
 * @since 3.next
 *
 * @deprecated temporary workaround for https://www.prjhub.com/#/issues/9594
 */
@Deprecated
public void replaceStorage(final OStorage storage) {
  if (partitionsField != null) {
    try {
      // use reflection as workaround until public API is available
      for (Object partition : (Object[]) partitionsField.get(delegate)) {
        for (ODatabaseDocumentTx db : (Iterable<ODatabaseDocumentTx>) partitionQueueField.get(partition)) {
          db.replaceStorage(storage);
          // need to bypass 'open-ness' check in getMetadata()
          Object metadata = databaseMetadataField.get(db);
          if (metadata instanceof OMetadata) {
            ((OMetadata) metadata).reload();
          }
        }
      }
    }
    catch (Exception | LinkageError e) {
      log.warn("Problem replacing storage for {}", storage.getName(), e);
    }
  }
}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
@Override
public void replaceStorage(final OStorage storage) {
  DatabasePoolImpl pool;
  synchronized (pools) {
    pool = pools.get(storage.getName());
  }
  if (pool != null) {
    pool.replaceStorage(storage);
  }
}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
public OLuceneSpatialIndexEngineDelegate(String name, Boolean durableInNonTxMode, OStorage storage, int version) {

    this.indexName = name;
    this.durableInNonTxMode = durableInNonTxMode;
    this.storage = storage;
    this.version = version;
  }
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
protected OStorage getUnderlyingStorage(OStorage storage) {
	OStorage underlying = storage.getUnderlying();
	if (underlying != storage) {
		return getUnderlyingStorage(underlying);
	} else {
		return underlying;
	}
}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
private void shutdown(boolean delete) throws Exception {
	if (pool == null || pool.isClosed()) {
		return;
	}

	ODatabaseDocumentTx db = getGraphNoCreate();
	if (delete) {
		discardDirty();
	} else {
		saveDirty();
	}

	synchronized (allConns) {
		// Close all other connections
		for (ODatabaseDocumentTx conn : allConns) {
			if (conn != db) {
				pool.invalidateObject(conn);
			}
		}
		dbConn.get().activateOnCurrentThread();

		/*
		 * We want to completely close the database (e.g. so we can delete
		 * the directory later from the Hawk UI).
		 */
		final OStorage storage = db.getStorage();
		if (delete) {
			db.drop();
		} else {
			db.close();
		}
		storage.close(true, false);
		Orient.instance().unregisterStorage(storage);
		pool.invalidateObject(db);

		if (delete && storageFolder != null) {
			try {
				deleteRecursively(storageFolder);
			} catch (IOException e) {
				console.printerrln(e);
			}
		}

		pool.clear();
	}

	metamodelIndex = fileIndex = null;
	storageFolder = tempFolder = null;
}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
private OStorage getStorage() {
    return ODatabaseRecordThreadLocal.INSTANCE.get().getDatabaseOwner().getStorage();
}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
@Override
public OStorage loadStorage(String iURL) {
    return getInstance().loadStorage(iURL);
}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
@Override
public OStorage registerStorage(OStorage storage) throws IOException {
    return getInstance().registerStorage(storage);
}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
@Override
public OStorage getStorage(String dbName) {
    return getInstance().getStorage(dbName);
}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
@Override
public void unregisterStorage(OStorage storage) {
    getInstance().unregisterStorage(storage);
}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
@Override
public Collection<OStorage> getStorages() {
    return getInstance().getStorages();
}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
@Override
public OIndexEngine createIndexEngine(String algorithm, String name, Boolean durableInNonTxMode, OStorage storage, int version,
                                      Map<String, String> engineProperties) {

  return new OLuceneSpatialIndexEngineDelegate(name, durableInNonTxMode, storage, version);

}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
/**
 * Updates local pooled connections to use the given storage.
 *
 * @since 3.next
 *
 * @deprecated temporary workaround for https://www.prjhub.com/#/issues/9594
 */
@Deprecated
void replaceStorage(OStorage storage);
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
@Override
public void onStorageRegistered(OStorage storage) {

}
 

import com.orientechnologies.orient.core.storage.OStorage; //导入依赖的package包/类
@Override
public void onStorageUnregistered(OStorage storage) {

}