use of org.apache.accumulo.core.client.mock.MockInstance in project gora by apache.
the class AccumuloStore method initialize.
/**
* Initialize the data store by reading the credentials, setting the client's properties up and
* reading the mapping file. Initialize is called when then the call to
* {@link org.apache.gora.store.DataStoreFactory#createDataStore} is made.
*
* @param keyClass
* @param persistentClass
* @param properties
*/
@Override
public void initialize(Class<K> keyClass, Class<T> persistentClass, Properties properties) {
try {
super.initialize(keyClass, persistentClass, properties);
String mock = DataStoreFactory.findProperty(properties, this, MOCK_PROPERTY, null);
String mappingFile = DataStoreFactory.getMappingFile(properties, this, DEFAULT_MAPPING_FILE);
String user = DataStoreFactory.findProperty(properties, this, USERNAME_PROPERTY, null);
String password = DataStoreFactory.findProperty(properties, this, PASSWORD_PROPERTY, null);
mapping = readMapping(mappingFile);
if (mapping.encoder == null || "".equals(mapping.encoder)) {
encoder = new BinaryEncoder();
} else {
try {
encoder = (Encoder) getClass().getClassLoader().loadClass(mapping.encoder).newInstance();
} catch (InstantiationException | IllegalAccessException | ClassNotFoundException e) {
throw new IOException(e);
}
}
try {
AuthenticationToken token = new PasswordToken(password);
if (mock == null || !mock.equals("true")) {
String instance = DataStoreFactory.findProperty(properties, this, INSTANCE_NAME_PROPERTY, null);
String zookeepers = DataStoreFactory.findProperty(properties, this, ZOOKEEPERS_NAME_PROPERTY, null);
conn = new ZooKeeperInstance(instance, zookeepers).getConnector(user, token);
} else {
conn = new MockInstance().getConnector(user, token);
}
credentials = new Credentials(user, token);
if (autoCreateSchema && !schemaExists())
createSchema();
} catch (AccumuloException | AccumuloSecurityException e) {
throw new IOException(e);
}
} catch (IOException e) {
LOG.error(e.getMessage(), e);
}
}
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