Example usage for com.amazonaws.services.dynamodbv2.model ReturnValue UPDATED_NEW

Introduction

In this page you can find the example usage for com.amazonaws.services.dynamodbv2.model ReturnValue UPDATED_NEW.

Prototype

ReturnValue UPDATED_NEW

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Usage

From source file:com.nodestone.ksum.RecordProcessor.java

License:Open Source License

/**
 * Update DynamoDB record:// w  ww.ja va2s .  c o m
 *  - updating updates count
 *  - updating total sum
 */
private void updateRecord(RawData rawData) {
    UpdateItemSpec updateItemSpec = new UpdateItemSpec().withPrimaryKey("CustomerId", rawData.custId)
            .withUpdateExpression("set TotalSum = TotalSum + :val, Updates = Updates + :inc")
            .withValueMap(
                    new ValueMap().withNumber(":val", Integer.parseInt(rawData.value)).withNumber(":inc", 1))
            .withReturnValues(ReturnValue.UPDATED_NEW);

    try {
        UpdateItemOutcome outcome = this.dbTable.updateItem(updateItemSpec);

        LOG.info("UpdateItem succeeded:\n" + outcome.getItem().toJSONPretty());
    } catch (Exception e) {
        LOG.info("Update failed with exception:");
        LOG.info(e.getMessage());
    }
}

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From source file:io.milton.s3.db.DynamoDBServiceImpl.java

License:Open Source License

@Override
public UpdateItemResult updateItem(String tableName, HashMap<String, AttributeValue> primaryKey,
        Map<String, AttributeValueUpdate> updateItems) {
    Map<String, AttributeValueUpdate> attributeValueUpdates = new HashMap<String, AttributeValueUpdate>();
    attributeValueUpdates.putAll(updateItems);

    UpdateItemRequest updateItemRequest = new UpdateItemRequest().withTableName(tableName).withKey(primaryKey)
            .withReturnValues(ReturnValue.UPDATED_NEW).withAttributeUpdates(updateItems);

    UpdateItemResult updateItemResult = dynamoDBClient.updateItem(updateItemRequest);
    LOG.info("Successful by updating item from " + tableName + ": " + updateItemResult);
    return updateItemResult;
}

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From source file:org.springframework.integration.aws.metadata.DynamoDbMetaDataStore.java

License:Apache License

@Override
public boolean replace(String key, String oldValue, String newValue) {
    Assert.hasText(key, "'key' must not be empty.");
    Assert.hasText(oldValue, "'value' must not be empty.");
    Assert.hasText(newValue, "'newValue' must not be empty.");

    awaitForActive();//from w w w .  j  av a 2s.  c  o m

    try {
        return this.table.updateItem(new UpdateItemSpec().withPrimaryKey(KEY, key)
                .withAttributeUpdate(new AttributeUpdate(VALUE).put(newValue))
                .withExpected(new Expected(VALUE).eq(oldValue)).withReturnValues(ReturnValue.UPDATED_NEW))
                .getItem() != null;
    } catch (ConditionalCheckFailedException e) {
        return false;
    }
}

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