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

Package com.amazonaws.services.dynamodbv2.model

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

com.amazonaws.services.dynamodbv2.model.Projection

Represents attributes that are copied (projected) from the table into the index. These are in addition to the primary key attributes and index key attributes, which are automatically projected.

        private void onVersionAttribute(Method method, Object getterResult,
                String attributeName) {
            if ( getLocalSaveBehavior() != SaveBehavior.CLOBBER ) {
                // First establish the expected (current) value for the
                // update call
                ExpectedAttributeValue expected = new ExpectedAttributeValue();


                // For new objects, insist that the value doesn't exist.
                // For existing ones, insist it has the old value.
                AttributeValue currentValue = getSimpleAttributeValue(method, getterResult);
                expected.setExists(currentValue != null);
                if ( currentValue != null ) {
                    expected.setValue(currentValue);
                }
                expectedValues.put(attributeName, expected);
            }


            AttributeValue newVersionValue = getVersionAttributeValue(method, getterResult);

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        config = mergeConfig(config);


        String tableName = getTableName(clazz, config);


        GetItemRequest rq = new GetItemRequest();


        Map<String, AttributeValue> key = getKey(keyObject, clazz);


        rq.setKey(key);
        rq.setTableName(tableName);
        rq.setConsistentRead(config.getConsistentReads() == ConsistentReads.CONSISTENT);




        GetItemResult item = db.getItem(applyUserAgent(rq));
        Map<String, AttributeValue> itemAttributes = item.getItem();
        if ( itemAttributes == null ) {

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        rq.setKey(key);
        rq.setTableName(tableName);
        rq.setConsistentRead(config.getConsistentReads() == ConsistentReads.CONSISTENT);




        GetItemResult item = db.getItem(applyUserAgent(rq));
        Map<String, AttributeValue> itemAttributes = item.getItem();
        if ( itemAttributes == null ) {
            return null;
        }


        T object = marshallIntoObject(clazz, itemAttributes);

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        rq.setKey(key);
        rq.setTableName(tableName);
        rq.setConsistentRead(config.getConsistentReads() == ConsistentReads.CONSISTENT);




        GetItemResult item = db.getItem(applyUserAgent(rq));
        Map<String, AttributeValue> itemAttributes = item.getItem();
        if ( itemAttributes == null ) {
            return null;
        }


        return marshallIntoObject(clazz, itemAttributes);

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            classesByTableName.put(tableName, clazz);


            if ( !requestItems.containsKey(tableName) ) {
                requestItems.put(
                        tableName,
                        new KeysAndAttributes().withConsistentRead(consistentReads).withKeys(
                                new LinkedList<Map<String, AttributeValue>>()));
            }


            requestItems.get(tableName).getKeys().add(getKey(keyObject));

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            classesByTableName.put(tableName, clazz);


            if ( !requestItems.containsKey(tableName) ) {
                requestItems.put(
                        tableName,
                        new KeysAndAttributes().withConsistentRead(consistentReads).withKeys(
                                new LinkedList<Map<String, AttributeValue>>()));
            }


            requestItems.get(tableName).getKeys().add(getKey(keyObject));

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                    }
                }
            } else {
                gsi = new GlobalSecondaryIndex()
                    .withIndexName(gsiName)
                    .withProjection(new Projection().withProjectionType(ProjectionType.KEYS_ONLY));
                gsiNameToGsiDefinition.put(gsiName, gsi);
            }


            if (gsiHashKeyName != null) {
                // Make sure that the HASH key element is always inserted at the beginning of the list

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                        new LocalSecondaryIndex()
                                .withIndexName(lsiName)
                                .withKeySchema(
                                        new KeySchemaElement(pHashKeyName, KeyType.HASH),
                                        new KeySchemaElement(lsiRangeKeyName, KeyType.RANGE))
                                .withProjection(new Projection().withProjectionType(ProjectionType.KEYS_ONLY)));
                mapLsiRangeKeyToIndexName(lsiRangeKeyName, lsiName);
            }
        }

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                .withKeySchema(
                    new KeySchemaElement().withKeyType(KeyType.HASH).withAttributeName(
                        config.getHashKeyAttributeName()),
                    new KeySchemaElement().withKeyType(KeyType.RANGE).withAttributeName(
                        config.getGeohashAttributeName()))
                .withProjection(new Projection().withProjectionType(ProjectionType.ALL)));


    return createTableRequest;
  }

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                    }
                }
            } else {
                gsi = new GlobalSecondaryIndex()
                    .withIndexName(gsiName)
                    .withProjection(new Projection().withProjectionType(ProjectionType.KEYS_ONLY));
                gsiNameToGsiDefinition.put(gsiName, gsi);
            }


            if (gsiHashKeyName != null) {
                // Make sure that the HASH key element is always inserted at the beginning of the list

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