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[Backport 2.x] Adding an example for bulk update operation #693

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Oct 27, 2023
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[Backport 2.x] Adding an example for bulk update operation #693

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3 changes: 2 additions & 1 deletion CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,8 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
### Dependencies

### Changed
Allow null values in arrays ([#687](https://github.com/opensearch-project/opensearch-java/pull/687))
- Allow null values in arrays ([#687](https://github.com/opensearch-project/opensearch-java/pull/687))
- Add an example for bulk update operation in samples ([#690](https://github.com/opensearch-project/opensearch-java/pull/690))

### Deprecated

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9 changes: 9 additions & 0 deletions samples/src/main/java/org/opensearch/client/samples/Bulk.java
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Expand Up @@ -77,9 +77,18 @@ public static void main(String[] args) {
.source(sc -> sc.fetch(false))
.ignoreThrottled(false)
.query(query);

SearchResponse<IndexData> searchResponse = client.search(searchReq.build(), IndexData.class);
LOGGER.info("Found {} documents", searchResponse.hits().hits().size());

LOGGER.info("Bulk update document");
doc1.setText("Updated Document");
BulkRequest request = new BulkRequest.Builder().operations(o -> o.update(u -> u.index(indexName).id("id1").document(doc1)))
.refresh(Refresh.WaitFor)
.build();
bulkResponse = client.bulk(request);
LOGGER.info("Bulk update response items: {}", bulkResponse.items().size());

LOGGER.info("Deleting index {}", indexName);
DeleteIndexRequest deleteIndexRequest = new DeleteIndexRequest.Builder().index(indexName).build();
client.indices().delete(deleteIndexRequest);
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