Package com.amazonaws.services.dynamodbv2.model

Examples of com.amazonaws.services.dynamodbv2.model.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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        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);
    }
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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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        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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        rangeKeyCondition.setAttributeValueList(attributeValueList);
        rangeKeyCondition.setComparisonOperator(ComparisonOperator.EQ);
        Map<String, Condition> conditionMap = new HashMap<String, Condition>();
        conditionMap.put("range", rangeKeyCondition);
        request.setScanFilter(conditionMap);
        ScanResult result = getClient().scan(request);
        Assert.assertNotNull(result);
        Assert.assertNotNull(result.getItems());
        for (Map<String, AttributeValue> item : result.getItems()) {
//            Assert.assertEquals(item.get("range"), rangeKey);
            Assert.assertEquals(item.get("range"), new AttributeValue().withN("55"));
        }
    }
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        rangeKeyCondition.setAttributeValueList(attributeValueList);
        rangeKeyCondition.setComparisonOperator(ComparisonOperator.EQ);
        Map<String, Condition> conditionMap = new HashMap<String, Condition>();
        conditionMap.put("range", rangeKeyCondition);
        request.setScanFilter(conditionMap);
        ScanResult result = getClient().scan(request);
        Assert.assertNotNull(result);
        Assert.assertNotNull(result.getItems());
        Assert.assertEquals(result.getItems().size(),0);
    }
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        rangeKeyCondition.setAttributeValueList(attributeValueList);
        rangeKeyCondition.setComparisonOperator(ComparisonOperator.GT);
        Map<String, Condition> conditionMap = new HashMap<String, Condition>();
        conditionMap.put("range", rangeKeyCondition);
        request.setScanFilter(conditionMap);
        ScanResult result = getClient().scan(request);
        Assert.assertNotNull(result);
        Assert.assertNotNull(result.getItems());
        for (Map<String, AttributeValue> item : result.getItems()) {
            Assert.assertTrue(new Integer(item.get("range").getN()) > new Integer(new AttributeValue().withN("50").getN()));
        }
    }
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        rangeKeyCondition.setAttributeValueList(attributeValueList);
        rangeKeyCondition.setComparisonOperator(ComparisonOperator.GT);
        Map<String, Condition> conditionMap = new HashMap<String, Condition>();
        conditionMap.put("range", rangeKeyCondition);
        request.setScanFilter(conditionMap);
        ScanResult result = getClient().scan(request);
        Assert.assertNotNull(result);
        Assert.assertNotNull(result.getItems());
        Assert.assertEquals(result.getItems().size(),0);
    }
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        rangeKeyCondition.setComparisonOperator(ComparisonOperator.GT);
        Map<String, Condition> conditionMap = new HashMap<String, Condition>();
        conditionMap.put("range", rangeKeyCondition);
        request.setScanFilter(conditionMap);
        request.setLimit(limit);
        ScanResult result = getClient().scan(request);
        Assert.assertNotNull(result);
        Assert.assertNotNull(result.getItems());
        int itemCount = result.getItems().size();
        Assert.assertTrue(itemCount <= limit);
        for (Map<String, AttributeValue> item : result.getItems()) {
            Assert.assertTrue(new Integer(item.get("range").getN()) > new Integer(new AttributeValue().withN("50").getN()));
        }
    }
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