Examples of com.amazonaws.services.dynamodbv2.model.ScanResult

Package com.amazonaws.services.dynamodbv2.model

Examples of com.amazonaws.services.dynamodbv2.model.ScanResult

com.amazonaws.services.dynamodbv2.model.ScanResult

Represents the output of a Scan operation.

    @Cacheable(lifetime = DefaultDynamo.LIFETIME, unit = TimeUnit.MINUTES)
    public ConcurrentMap<URN, Domains> load() {
        final ConcurrentMap<URN, Domains> domains =
            new ConcurrentHashMap<URN, Domains>(0);
        final AmazonDynamoDB amazon = this.client.get();
        final ScanResult result = amazon.scan(new ScanRequest(this.table));
        for (final Map<String, AttributeValue> item : result.getItems()) {
            final String syslog;
            if (item.containsKey(DefaultDynamo.SYSLOG)) {
                syslog = item.get(DefaultDynamo.SYSLOG).getS();
            } else {
                syslog = "syslog.s3auth.com:514";

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    public <T> PaginatedScanList<T> scan(Class<T> clazz, DynamoDBScanExpression scanExpression, DynamoDBMapperConfig config) {
        config = mergeConfig(config);


        ScanRequest scanRequest = createScanRequestFromExpression(clazz, scanExpression, config);


        ScanResult scanResult = db.scan(applyUserAgent(scanRequest));
        return new PaginatedScanList<T>(this, clazz, db, scanRequest, scanResult, config.getPaginationLoadingStrategy(), config);
    }

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    public <T> ScanResultPage<T> scanPage(Class<T> clazz, DynamoDBScanExpression scanExpression, DynamoDBMapperConfig config) {
        config = mergeConfig(config);


        ScanRequest scanRequest = createScanRequestFromExpression(clazz, scanExpression, config);


        ScanResult scanResult = db.scan(applyUserAgent(scanRequest));
        ScanResultPage<T> result = new ScanResultPage<T>();
        List<AttributeTransformer.Parameters<T>> parameters =
            toParameters(scanResult.getItems(), clazz, config);


        result.setResults(marshalIntoObjects(parameters));
        result.setLastEvaluatedKey(scanResult.getLastEvaluatedKey());


        return result;
    }

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        ScanRequest scanRequest = createScanRequestFromExpression(clazz, scanExpression, config);
        scanRequest.setSelect(Select.COUNT);


        // Count scans can also be truncated for large datasets
        int count = 0;
        ScanResult scanResult = null;
        do {
            scanResult = db.scan(applyUserAgent(scanRequest));
            count += scanResult.getCount();
            scanRequest.setExclusiveStartKey(scanResult.getLastEvaluatedKey());
        } while (scanResult.getLastEvaluatedKey() != null);


        return count;
    }

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    public <T> PaginatedScanList<T> scan(Class<T> clazz, DynamoDBScanExpression scanExpression, DynamoDBMapperConfig config) {
        config = mergeConfig(config);


        ScanRequest scanRequest = createScanRequestFromExpression(clazz, scanExpression, config);


        ScanResult scanResult = db.scan(applyUserAgent(scanRequest));
        return new PaginatedScanList<T>(this, clazz, db, scanRequest, scanResult, config.getPaginationLoadingStrategy(), config);
    }

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    public <T> ScanResultPage<T> scanPage(Class<T> clazz, DynamoDBScanExpression scanExpression, DynamoDBMapperConfig config) {
        config = mergeConfig(config);


        ScanRequest scanRequest = createScanRequestFromExpression(clazz, scanExpression, config);


        ScanResult scanResult = db.scan(applyUserAgent(scanRequest));
        ScanResultPage<T> result = new ScanResultPage<T>();
        List<AttributeTransformer.Parameters<T>> parameters =
            toParameters(scanResult.getItems(), clazz, config);


        result.setResults(marshalIntoObjects(parameters));
        result.setLastEvaluatedKey(scanResult.getLastEvaluatedKey());


        return result;
    }

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        ScanRequest scanRequest = createScanRequestFromExpression(clazz, scanExpression, config);
        scanRequest.setSelect(Select.COUNT);


        // Count scans can also be truncated for large datasets
        int count = 0;
        ScanResult scanResult = null;
        do {
            scanResult = db.scan(applyUserAgent(scanRequest));
            count += scanResult.getCount();
            scanRequest.setExclusiveStartKey(scanResult.getLastEvaluatedKey());
        } while (scanResult.getLastEvaluatedKey() != null);


        return count;
    }

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      if (!StringUtils.isBlank(pager.getLastKey())) {
        scanRequest.setExclusiveStartKey(Collections.singletonMap(Config._KEY,
            new AttributeValue(pager.getLastKey())));
      }


      ScanResult result = client().scan(scanRequest);
      logger.debug("readPage() CC: {}", result.getConsumedCapacity());


      for (Map<String, AttributeValue> item : result.getItems()) {
        P obj = fromRow(item);
        if (obj != null) {
          results.add(obj);
        }
      }
      if (result.getCount() > 0 && results.isEmpty() && result.getLastEvaluatedKey() != null) {
        pager.setLastKey(result.getLastEvaluatedKey().get(Config._KEY).getS());
        return readPage(appid, pager);
      }
    } catch (Exception e) {
      logger.error(null, e);
    }

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    public <T> PaginatedScanList<T> scan(Class<T> clazz, DynamoDBScanExpression scanExpression, DynamoDBMapperConfig config) {
        config = mergeConfig(config);


        ScanRequest scanRequest = createScanRequestFromExpression(clazz, scanExpression, config);


        ScanResult scanResult = db.scan(applyUserAgent(scanRequest));
        return new PaginatedScanList<T>(this, clazz, db, scanRequest, scanResult);
    }

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    public <T> ScanResultPage<T> scanPage(Class<T> clazz, DynamoDBScanExpression scanExpression, DynamoDBMapperConfig config) {
        config = mergeConfig(config);


        ScanRequest scanRequest = createScanRequestFromExpression(clazz, scanExpression, config);


        ScanResult scanResult = db.scan(applyUserAgent(scanRequest));
        ScanResultPage<T> result = new ScanResultPage<T>();
        result.setResults(marshallIntoObjects(clazz, scanResult.getItems()));
        result.setLastEvaluatedKey(scanResult.getLastEvaluatedKey());
        
        return result;
    }

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