Example usage for com.amazonaws.services.dynamodbv2.model AttributeAction DELETE

Introduction

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

Prototype

AttributeAction DELETE

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Usage

From source file:com.amazon.janusgraph.diskstorage.dynamodb.builder.SingleUpdateBuilder.java

License:Open Source License

private SingleUpdateBuilder delete(final StaticBuffer column) {
    updates.put(encodeKeyBuffer(column), new AttributeValueUpdate().withAction(AttributeAction.DELETE));
    return this;
}

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From source file:com.clicktravel.infrastructure.persistence.aws.dynamodb.DynamoDbTemplate.java

License:Apache License

private Map<String, AttributeValueUpdate> getAttributeUpdateMap(final Item item,
        final ItemConfiguration itemConfiguration, final Long version) {
    final Map<String, AttributeValueUpdate> attributeMap = new HashMap<>();
    for (final PropertyDescriptor propertyDescriptor : itemConfiguration.propertyDescriptors()) {
        final String propertyName = propertyDescriptor.getName();
        if (propertyName.equals(VERSION_ATTRIBUTE)) {
            attributeMap.put(propertyName, new AttributeValueUpdate().withAction(AttributeAction.PUT)
                    .withValue(new AttributeValue().withN(String.valueOf(version))));
        } else if (propertyDescriptor.getWriteMethod() != null) {
            final AttributeValue attributeValue = DynamoDbPropertyMarshaller.getValue(item, propertyDescriptor);
            if (attributeMap != null) {
                // TODO Only add to attribute map if there is a difference
                if (attributeValue != null) {
                    attributeMap.put(propertyName, new AttributeValueUpdate().withAction(AttributeAction.PUT)
                            .withValue(attributeValue));
                } else {
                    attributeMap.put(propertyName,
                            new AttributeValueUpdate().withAction(AttributeAction.DELETE));
                }//  ww w  .  j  a v a  2  s.  co m
            }
        }
    }
    if (VariantItemConfiguration.class.isAssignableFrom(itemConfiguration.getClass())) {
        final VariantItemConfiguration variantItemConfiguration = (VariantItemConfiguration) itemConfiguration;
        attributeMap.put(variantItemConfiguration.parentItemConfiguration().discriminator(),
                new AttributeValueUpdate().withAction(AttributeAction.PUT)
                        .withValue(new AttributeValue(variantItemConfiguration.discriminatorValue())));
    }
    return attributeMap;
}

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From source file:com.dell.doradus.db.dynamodb.DDBTransaction.java

License:Apache License

private void updateRowColumnDeletes(String storeName, Map<String, AttributeValue> key, List<String> colNames) {
    Map<String, AttributeValueUpdate> attributeUpdates = new HashMap<>();
    for (String colName : colNames) {
        attributeUpdates.put(colName, new AttributeValueUpdate().withAction(AttributeAction.DELETE));
    }/*  w  ww  . ja  va2 s.c om*/
    m_service.updateRow(storeName, key, attributeUpdates);
}

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From source file:com.rapid7.diskstorage.dynamodb.builder.SingleUpdateBuilder.java

License:Open Source License

public SingleUpdateBuilder delete(StaticBuffer column) {
    updates.put(encodeKeyBuffer(column), new AttributeValueUpdate().withAction(AttributeAction.DELETE));
    return this;
}

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From source file:com.vivastream.security.oauth2.common.util.DynamoDBUtils.java

License:Apache License

public static void nullSafeUpdateS(Map<String, AttributeValueUpdate> updates, String column, String value) {
    if (value == null || value.length() == 0) {
        updates.put(column, new AttributeValueUpdate().withAction(AttributeAction.DELETE));
    } else {/*from  w  ww . j av a  2s. c  om*/
        updates.put(column, new AttributeValueUpdate(new AttributeValue(value), AttributeAction.PUT));
    }
}

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