[GitHub] incubator-rya pull request #149: RYA-266 Added calls to init() where-ever th...

[meiercaleb <gi...@git.apache.org>]

Github user meiercaleb commented on a diff in the pull request:

    https://github.com/apache/incubator-rya/pull/149#discussion_r134584063
  
    --- Diff: extras/indexing/src/main/java/org/apache/rya/indexing/accumulo/temporal/AccumuloTemporalIndexer.java ---
    @@ -102,42 +103,50 @@
         private boolean isInit = false;
     
     
    +    /**
    +     * intilize the temporal index.
    +     * This is dependent on a few set method calls before init:
    +     * >  Connector = ConfigUtils.getConnector(conf);
    +     * >  MultiTableBatchWriter mtbw = connector.createMultiTableBatchWriter(new BatchWriterConfig());
    +     * >  // optional: temporal.setConnector(connector);
    +     * >  temporal.setMultiTableBatchWriter(mtbw);
    +     * >  temporal.init();
    +     */
    +    @Override
    +    public void init() {
    +        if (!isInit) {
    +            try {
    +                initInternal();
    +                isInit = true;
    +            } catch (final AccumuloException | AccumuloSecurityException | TableNotFoundException | TableExistsException | RyaClientException e) {
    +                logger.warn("Unable to initialize index.  Throwing Runtime Exception. ", e);
    +                throw new RuntimeException(e);
    +            }
    +        }
    +    }
     
         private void initInternal() throws AccumuloException, AccumuloSecurityException, TableNotFoundException,
    -            TableExistsException {
    +                    TableExistsException, RyaClientException {
    +        if (mtbw == null)
    +            throw new RyaClientException("Failed to initialize temporal index, setMultiTableBatchWriter() was not set.");
    +        if (conf == null)
    +            throw new RyaClientException("Failed to initialize temporal index, setConf() was not set.");
    +
             temporalIndexTableName = getTableName();
             // Create one index table on first run.
    -        ConfigUtils.createTableIfNotExists(conf, temporalIndexTableName);
    -
    -        mtbw = ConfigUtils.createMultitableBatchWriter(conf);
    -
    +        Boolean isCreated = ConfigUtils.createTableIfNotExists(conf, temporalIndexTableName);
    +        if (isCreated) {
    +            logger.info("First run, created temporal index table: " + temporalIndexTableName);
    +        }
             temporalIndexBatchWriter = mtbw.getBatchWriter(temporalIndexTableName);
    -
             validPredicates = ConfigUtils.getTemporalPredicates(conf);
         }
     
         //initialization occurs in setConf because index is created using reflection
         @Override
         public void setConf(final Configuration conf) {
             this.conf = conf;
    -        if (!isInit) {
    --- End diff --
    
    Unfortunately, you cannot delete this method.  This is how we initialize our Indices when they are created via reflection in the AccumuloRyaDAO.


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