Examples with JanusGraphException org.janusgraph.core.JanusGraphException used on opensource projects

Example 46 with JanusGraphException

use of org.janusgraph.core.JanusGraphException in project atlas by apache.

the class ElasticSearch7Index method checkForOrCreateIndex.

/**
 * If ES already contains this instance's target index, then do nothing.
 * Otherwise, create the index, then wait .
 * <p>
 * The {@code client} field must point to a live, connected client.
 * The {@code indexName} field must be non-null and point to the name
 * of the index to check for existence or create.
 *
 * @param index index name
 * @throws IOException if the index status could not be checked or index could not be created
 */
private void checkForOrCreateIndex(String index) throws IOException {
    Objects.requireNonNull(client);
    Objects.requireNonNull(index);
    // Create index if it does not useExternalMappings and if it does not already exist
    if (!useExternalMappings && !client.indexExists(index)) {
        client.createIndex(index, indexSetting);
        client.updateIndexSettings(index, MAX_RESULT_WINDOW);
        try {
            log.debug("Sleeping {} ms after {} index creation returned from actionGet()", createSleep, index);
            Thread.sleep(createSleep);
        } catch (final InterruptedException e) {
            throw new JanusGraphException("Interrupted while waiting for index to settle in", e);
        }
    }
    Preconditions.checkState(client.indexExists(index), "Could not create index: %s", index);
    client.addAlias(indexName, index);
}