@PipelineProperty(
            description = "How many documents to send to the index in a single post.",
            defaultValue = "1000",
            displayPriority = 2)
    public void setBatchSize(final int batchSize) {
        this.batchSize = batchSize;
    }
Sets the locator to use when reporting errors.

@param locator The locator to use.
stroom-search/stroom-search-solr/src/main/java/stroom/search/solr/indexing/SolrIndexingFilter.java