Example usage for com.mongodb.bulk BulkWriteResult getDeletedCount

Introduction

In this page you can find the example usage for com.mongodb.bulk BulkWriteResult getDeletedCount.

Prototype

public abstract int getDeletedCount();

Source Link

Document

Returns the number of documents deleted by the write operation.

Usage

From source file:com.streamsets.pipeline.stage.destination.mongodb.MongoDBTarget.java

License:Apache License

@Override
public void write(Batch batch) throws StageException {
    Iterator<Record> records = batch.getRecords();
    List<WriteModel<Document>> documentList = new ArrayList<>();
    List<Record> recordList = new ArrayList<>();
    while (records.hasNext()) {
        Record record = records.next();/*from   w w  w.ja  va 2s. c  o  m*/
        try {
            ByteArrayOutputStream baos = new ByteArrayOutputStream(DEFAULT_CAPACITY);
            DataGenerator generator = generatorFactory.getGenerator(baos);
            generator.write(record);
            generator.close();
            Document document = Document.parse(new String(baos.toByteArray()));

            //create a write model based on record header
            if (!record.getHeader().getAttributeNames().contains(OPERATION_KEY)) {
                LOG.error(Errors.MONGODB_15.getMessage(), record.getHeader().getSourceId());
                throw new OnRecordErrorException(Errors.MONGODB_15, record.getHeader().getSourceId());
            }

            String operation = record.getHeader().getAttribute(OPERATION_KEY);
            switch (operation) {
            case INSERT:
                documentList.add(new InsertOneModel<>(document));
                recordList.add(record);
                break;
            case UPSERT:
                validateUniqueKey(operation, record);
                recordList.add(record);
                documentList.add(new ReplaceOneModel<>(
                        new Document(removeLeadingSlash(mongoTargetConfigBean.uniqueKeyField),
                                record.get(mongoTargetConfigBean.uniqueKeyField).getValueAsString()),
                        document, new UpdateOptions().upsert(true)));
                break;
            case DELETE:
                recordList.add(record);
                documentList.add(new DeleteOneModel<Document>(document));
                break;
            default:
                LOG.error(Errors.MONGODB_14.getMessage(), operation, record.getHeader().getSourceId());
                throw new StageException(Errors.MONGODB_14, operation, record.getHeader().getSourceId());
            }
        } catch (IOException | StageException e) {
            errorRecordHandler.onError(new OnRecordErrorException(record, Errors.MONGODB_13, e.toString(), e));
        }
    }

    if (!documentList.isEmpty()) {
        try {
            BulkWriteResult bulkWriteResult = coll.bulkWrite(documentList);
            if (bulkWriteResult.wasAcknowledged()) {
                LOG.trace("Wrote batch with {} inserts, {} updates and {} deletes",
                        bulkWriteResult.getInsertedCount(), bulkWriteResult.getModifiedCount(),
                        bulkWriteResult.getDeletedCount());
            }
        } catch (MongoException e) {
            for (Record record : recordList) {
                errorRecordHandler
                        .onError(new OnRecordErrorException(record, Errors.MONGODB_17, e.toString(), e));
            }
        }
    }
}

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From source file:org.eclipse.ditto.services.thingsearch.persistence.write.streaming.SearchUpdaterStream.java

License:Open Source License

private static String logResult(final BulkWriteResult bulkWriteResult) {
    return String.format("BulkWriteResult[matched=%d,upserts=%d,inserted=%d,modified=%d,deleted=%d]",
            bulkWriteResult.getMatchedCount(), bulkWriteResult.getUpserts().size(),
            bulkWriteResult.getInsertedCount(), bulkWriteResult.getModifiedCount(),
            bulkWriteResult.getDeletedCount());
}

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From source file:org.restheart.handlers.bulk.BulkResultRepresentationFactory.java

License:Open Source License

private void addBulkResult(final BulkOperationResult result, final RequestContext context,
        final Representation rep, final String requestPath) {
    Representation nrep = new Representation();

    BulkWriteResult wr = result.getBulkResult();

    if (wr.wasAcknowledged()) {
        if (wr.getUpserts() != null) {
            nrep.addProperty("inserted", new BsonInt32(wr.getUpserts().size()));

            // add links to new, upserted documents
            wr.getUpserts().stream().forEach(update -> {
                nrep.addLink(/*from   w w w . j  a v  a2  s. com*/
                        new Link("rh:newdoc", URLUtils.getReferenceLink(context, requestPath, update.getId())),
                        true);
            });
        }

        nrep.addProperty("deleted", new BsonInt32(wr.getDeletedCount()));

        if (wr.isModifiedCountAvailable()) {
            nrep.addProperty("modified", new BsonInt32(wr.getModifiedCount()));
        }

        nrep.addProperty("matched", new BsonInt32(wr.getMatchedCount()));

        rep.addRepresentation("rh:result", nrep);
    }
}

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From source file:org.restheart.handlers.bulk.BulkResultRepresentationFactory.java

License:Open Source License

private void addWriteResult(final BulkWriteResult wr, final Representation rep, final String requestPath) {
    Representation nrep = new Representation();

    if (wr.wasAcknowledged()) {
        if (wr.getUpserts() != null) {
            nrep.addProperty("inserted", new BsonInt32(wr.getUpserts().size()));

            // add links to new, upserted documents
            wr.getUpserts().stream().forEach(update -> {
                nrep.addLink(new Link("rh:newdoc", URLUtils.getReferenceLink(requestPath, update.getId())),
                        true);// w w  w .j a v a 2  s.c o m
            });
        }

        nrep.addProperty("deleted", new BsonInt32(wr.getDeletedCount()));

        if (wr.isModifiedCountAvailable()) {
            nrep.addProperty("modified", new BsonInt32(wr.getModifiedCount()));
        }

        nrep.addProperty("matched", new BsonInt32(wr.getMatchedCount()));

        rep.addRepresentation("rh:result", nrep);
    }
}

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