com.amazonaws.services.dynamodbv2.model.AttributeValue#getN

Source File: DynamoDBTableReplicator.java From podyn with Apache License 2.0

6 votes

public static TableColumnType columnTypeFromDynamoValue(AttributeValue typedValue) {
	if(typedValue.getB() != null) {
		return TableColumnType.bytea;
	} else if (typedValue.getBOOL() != null) {
		return TableColumnType.bool;
	} else if (typedValue.getBS() != null) {
		return TableColumnType.jsonb;
	} else if (typedValue.getL() != null) {
		return TableColumnType.jsonb;
	} else if (typedValue.getM() != null) {
		return TableColumnType.jsonb;
	} else if (typedValue.getN() != null) {
		return TableColumnType.numeric;
	} else if (typedValue.getNS() != null) {
		return TableColumnType.jsonb;
	} else if (typedValue.getS() != null) {
		return TableColumnType.text;
	} else if (typedValue.getSS() != null) {
		return TableColumnType.jsonb;
	} else {
		return TableColumnType.text;
	}
}

Source File: ImmutableAttributeValue.java From dynamodb-transactions with Apache License 2.0

6 votes

public ImmutableAttributeValue(AttributeValue av) {
    s = av.getS();
    n = av.getN();
    b = av.getB() != null ? av.getB().array().clone() : null;
    ns = av.getNS() != null ? new ArrayList<String>(av.getNS()) : null;
    ss = av.getSS() != null ? new ArrayList<String>(av.getSS()) : null;
    bs = av.getBS() != null ? new ArrayList<byte[]>(av.getBS().size()) : null;
    
    if(av.getBS() != null) {
        for(ByteBuffer buf : av.getBS()) {
            if(buf != null) {
                bs.add(buf.array().clone());
            } else {
                bs.add(null);
            }
        }
    }
}

Source File: Util.java From syndesis with Apache License 2.0

6 votes

public static Object getValue(AttributeValue value) {
    if(value.getB() != null) {
        return value.getB();
    } else if (value.getS() != null){
        return value.getS();
    } else if (value.getBOOL() != null){
        return value.getBOOL();
    } else if (value.getBS() != null){
        return value.getBS();
    } else if (value.getL() != null){
        return value.getL();
    } else if (value.getM() != null){
        return value.getM();
    } else if (value.getN() != null){
        return value.getN();
    } else if (value.getNS() != null){
        return value.getNS();
    } else if (value.getSS() != null){
        return value.getSS();
    }
    return null;
}

Source File: GenericDynamoDB.java From strongbox with Apache License 2.0

5 votes

private String getValueAsString(AttributeValue attributeValue) {
    if (attributeValue.getS() != null) {
        return attributeValue.getS();
    } else if (attributeValue.getN() != null) {
        return attributeValue.getN();
    } else {
        throw new ParseException("Attribute value could not be extracted.");
    }
}

Source File: AttributeValueCoder.java From beam with Apache License 2.0

5 votes

@Override
public void encode(AttributeValue value, OutputStream outStream) throws IOException {

  if (value.getS() != null) {
    StringUtf8Coder.of().encode(AttributeValueType.s.toString(), outStream);
    StringUtf8Coder.of().encode(value.getS(), outStream);
  } else if (value.getN() != null) {
    StringUtf8Coder.of().encode(AttributeValueType.n.toString(), outStream);
    StringUtf8Coder.of().encode(value.getN(), outStream);
  } else if (value.getBOOL() != null) {
    StringUtf8Coder.of().encode(AttributeValueType.bOOL.toString(), outStream);
    BooleanCoder.of().encode(value.getBOOL(), outStream);
  } else if (value.getB() != null) {
    StringUtf8Coder.of().encode(AttributeValueType.b.toString(), outStream);
    ByteArrayCoder.of().encode(convertToByteArray(value.getB()), outStream);
  } else if (value.getSS() != null) {
    StringUtf8Coder.of().encode(AttributeValueType.sS.toString(), outStream);
    LIST_STRING_CODER.encode(value.getSS(), outStream);
  } else if (value.getNS() != null) {
    StringUtf8Coder.of().encode(AttributeValueType.nS.toString(), outStream);
    LIST_STRING_CODER.encode(value.getNS(), outStream);
  } else if (value.getBS() != null) {
    StringUtf8Coder.of().encode(AttributeValueType.bS.toString(), outStream);
    LIST_BYTE_CODER.encode(convertToListByteArray(value.getBS()), outStream);
  } else if (value.getL() != null) {
    StringUtf8Coder.of().encode(AttributeValueType.l.toString(), outStream);
    LIST_ATTRIBUTE_CODER.encode(value.getL(), outStream);
  } else if (value.getM() != null) {
    StringUtf8Coder.of().encode(AttributeValueType.m.toString(), outStream);
    MAP_ATTRIBUTE_CODER.encode(value.getM(), outStream);
  } else if (value.getNULL() != null) {
    StringUtf8Coder.of().encode(AttributeValueType.nULLValue.toString(), outStream);
    BooleanCoder.of().encode(value.getNULL(), outStream);
  } else {
    throw new CoderException("Unknown Type");
  }
}

Source File: DirectKmsMaterialProvider.java From aws-dynamodb-encryption-java with Apache License 2.0

5 votes

/**
 * Extracts relevant information from {@code context} and uses it to populate fields in
 * {@code kmsEc}. Subclass can override the default implementation to provide an alternative
 * encryption context in calls to KMS. Currently, the default implementation includes these fields:
 * <dl>
 * <dt>{@code HashKeyName}</dt>
 * <dd>{@code HashKeyValue}</dd>
 * <dt>{@code RangeKeyName}</dt>
 * <dd>{@code RangeKeyValue}</dd>
 * <dt>{@link #TABLE_NAME_EC_KEY}</dt>
 * <dd>{@code TableName}</dd>
 */
protected void populateKmsEcFromEc(EncryptionContext context, Map<String, String> kmsEc) {
    final String hashKeyName = context.getHashKeyName();
    if (hashKeyName != null) {
        final AttributeValue hashKey = context.getAttributeValues().get(hashKeyName);
        if (hashKey.getN() != null) {
            kmsEc.put(hashKeyName, hashKey.getN());
        } else if (hashKey.getS() != null) {
            kmsEc.put(hashKeyName, hashKey.getS());
        } else if (hashKey.getB() != null) {
            kmsEc.put(hashKeyName, Base64.encodeToString(toArray(hashKey.getB())));
        } else {
            throw new UnsupportedOperationException("DirectKmsMaterialProvider only supports String, Number, and Binary HashKeys");
        }
    }
    final String rangeKeyName = context.getRangeKeyName();
    if (rangeKeyName != null) {
        final AttributeValue rangeKey = context.getAttributeValues().get(rangeKeyName);
        if (rangeKey.getN() != null) {
            kmsEc.put(rangeKeyName, rangeKey.getN());
        } else if (rangeKey.getS() != null) {
            kmsEc.put(rangeKeyName, rangeKey.getS());
        } else if (rangeKey.getB() != null) {
            kmsEc.put(rangeKeyName, Base64.encodeToString(toArray(rangeKey.getB())));
        } else {
            throw new UnsupportedOperationException("DirectKmsMaterialProvider only supports String, Number, and Binary RangeKeys");
        }
    }

    final String tableName = context.getTableName();
    if (tableName != null) {
        kmsEc.put(TABLE_NAME_EC_KEY, tableName);
    }
}

Source File: DynamoDBUnmarshallerUtil.java From Cheddar with Apache License 2.0

5 votes

public static NUnmarshaller getBigDecimalNUnmarshaller() {
    return new NUnmarshaller() {

        @Override
        public Object unmarshall(final AttributeValue value) {
            return new BigDecimal(value.getN());
        }
    };
}

Source File: DynamoDBUnmarshallerUtil.java From Cheddar with Apache License 2.0

5 votes

public static NUnmarshaller getBigIntegerNUnmarshaller() {
    return new NUnmarshaller() {

        @Override
        public Object unmarshall(final AttributeValue value) {
            return new BigInteger(value.getN());
        }
    };
}

Source File: DynamoDb2Item.java From JustJson with Apache License 2.0

5 votes

@Override
protected JsonElement to(AttributeValue value) {
    //the output JASON care only for one type of attribute.
    JsonElement el = new JsonString("");
    try {
        if(value.getS()!=null) {
            el = JsonElement.wrap(value.getS());
        } else if(value.getN()!=null) {
            el = JsonElement.wrap(value.getN());
        }
        else if(value.getSS()!=null) {
            el = JsonElement.wrap(value.getSS());
        }
        else if(value.getNS()!=null) {
            el = JsonElement.wrap(value.getNS());
        }
        else if(value.getB()!=null) {
            el = JsonElement.wrap(value.getB());
        }
        else if(value.getN()!=null) {
            el = JsonElement.wrap(value.getBS());
        }

    } catch (JsonException e) {
        e.printStackTrace();
    }
    return el;
}

Source File: JacksonConverterImpl.java From aws-dynamodb-mars-json-demo with Apache License 2.0

5 votes

/**
 * Converts a DynamoDB attribute to a JSON representation.
 *
 * @param av
 *            DynamoDB attribute
 * @param depth
 *            Current JSON depth
 * @return JSON representation of the DynamoDB attribute
 * @throws JacksonConverterException
 *             Unknown DynamoDB type or JSON is too deep
 */
private JsonNode getJsonNode(final AttributeValue av, final int depth) throws JacksonConverterException {
    assertDepth(depth);
    if (av.getS() != null) {
        return JsonNodeFactory.instance.textNode(av.getS());
    } else if (av.getN() != null) {
        try {
            return JsonNodeFactory.instance.numberNode(Integer.parseInt(av.getN()));
        } catch (final NumberFormatException e) {
            // Not an integer
            try {
                return JsonNodeFactory.instance.numberNode(Float.parseFloat(av.getN()));
            } catch (final NumberFormatException e2) {
                // Not a number
                throw new JacksonConverterException(e.getMessage());
            }
        }
    } else if (av.getBOOL() != null) {
        return JsonNodeFactory.instance.booleanNode(av.getBOOL());
    } else if (av.getNULL() != null) {
        return JsonNodeFactory.instance.nullNode();
    } else if (av.getL() != null) {
        return listToJsonArray(av.getL(), depth);
    } else if (av.getM() != null) {
        return mapToJsonObject(av.getM(), depth);
    } else {
        throw new JacksonConverterException("Unknown type value " + av);
    }
}

Source File: AbstractDynamoDBProcessor.java From nifi with Apache License 2.0

5 votes

protected Object getAttributeValue(ProcessContext context, PropertyDescriptor propertyType, AttributeValue value) {
    if ( context.getProperty(propertyType).getValue().equals(ALLOWABLE_VALUE_STRING.getValue())) {
        if ( value == null ) return null;
        else return value.getS();
    } else {
        if ( value == null ) return null;
        else return new BigDecimal(value.getN());
    }
}

Source File: TransactionItem.java From dynamodb-transactions with Apache License 2.0

5 votes

public long getLastUpdateTimeMillis() {
    AttributeValue requestsVal = txItem.get(AttributeName.DATE.toString());
    if(requestsVal == null || requestsVal.getN() == null) {
        throw new TransactionAssertionException(txId, "Expected date attribute to be defined");
    }
    
    try {
        double date = Double.parseDouble(requestsVal.getN());
        return (long)(date * 1000.0);
    } catch (NumberFormatException e) {
        throw new TransactionException("Excpected valid date attribute, was: " + requestsVal.getN(), e);
    }
}

Source File: TransactionDynamoDBFacade.java From dynamodb-transactions with Apache License 2.0

5 votes

private static boolean expectedValueMatches(AttributeValue expected, AttributeValue actual) {
    if (expected.getN() != null) {
        return actual.getN() != null && new BigDecimal(expected.getN()).compareTo(new BigDecimal(actual.getN())) == 0;
    } else if (expected.getS() != null || expected.getB() != null) {
        return expected.equals(actual);
    } else {
        throw new IllegalArgumentException("Expect condition using unsupported value type: " + expected);
    }
}

Source File: AbstractDynamoDBProcessor.java From localization_nifi with Apache License 2.0

5 votes

protected Object getAttributeValue(ProcessContext context, PropertyDescriptor propertyType, AttributeValue value) {
    if ( context.getProperty(propertyType).getValue().equals(ALLOWABLE_VALUE_STRING.getValue())) {
        if ( value == null ) return null;
        else return value.getS();
    } else {
        if ( value == null ) return null;
        else return new BigDecimal(value.getN());
    }
}

Source File: HiveDynamoDBNumberType.java From emr-dynamodb-connector with Apache License 2.0

4 votes

@Override
public Object getHiveData(AttributeValue data, ObjectInspector objectInspector) {
  return data.getN() == null ? null : DynamoDBDataParser.getNumberObject(data.getN(), objectInspector);
}

Source File: DynamoDbDelegate.java From dynamodb-janusgraph-storage-backend with Apache License 2.0

4 votes

/**
 * Helper method that can clone an Attribute Value
 *
 * @param val the AttributeValue to copy
 * @param sourceDestinationMap used to avoid loops by keeping track of references
 * @return a copy of val
 */
public static AttributeValue clone(final AttributeValue val, final IdentityHashMap<AttributeValue, AttributeValue> sourceDestinationMap) {
    if (val == null) {
        return null;
    }

    if (sourceDestinationMap.containsKey(val)) {
        return sourceDestinationMap.get(val);
    }

    final AttributeValue clonedVal = new AttributeValue();
    sourceDestinationMap.put(val, clonedVal);
    if (val.getN() != null) {
        clonedVal.setN(val.getN());
    } else if (val.getS() != null) {
        clonedVal.setS(val.getS());
    } else if (val.getB() != null) {
        clonedVal.setB(val.getB());
    } else if (val.getNS() != null) {
        clonedVal.setNS(val.getNS());
    } else if (val.getSS() != null) {
        clonedVal.setSS(val.getSS());
    } else if (val.getBS() != null) {
        clonedVal.setBS(val.getBS());
    } else if (val.getBOOL() != null) {
        clonedVal.setBOOL(val.getBOOL());
    } else if (val.getNULL() != null) {
        clonedVal.setNULL(val.getNULL());
    } else if (val.getL() != null) {
        final List<AttributeValue> list = new ArrayList<>(val.getL().size());
        for (AttributeValue listItemValue : val.getL()) {
            if (!sourceDestinationMap.containsKey(listItemValue)) {
                sourceDestinationMap.put(listItemValue, clone(listItemValue, sourceDestinationMap));
            }
            list.add(sourceDestinationMap.get(listItemValue));
        }
        clonedVal.setL(list);
    } else if (val.getM() != null) {
        final Map<String, AttributeValue> map = new HashMap<>(val.getM().size());
        for (Entry<String, AttributeValue> pair : val.getM().entrySet()) {
            if (!sourceDestinationMap.containsKey(pair.getValue())) {
                sourceDestinationMap.put(pair.getValue(), clone(pair.getValue(), sourceDestinationMap));
            }
            map.put(pair.getKey(), sourceDestinationMap.get(pair.getValue()));
        }
        clonedVal.setM(map);
    }
    return clonedVal;
}

Source File: AttributeValueMarshaller.java From aws-dynamodb-encryption-java with Apache License 2.0

4 votes

private static void marshall(final AttributeValue attributeValue, final DataOutputStream out)
        throws IOException {
    
    if (attributeValue.getB() != null) {
        out.writeChar('b');
        writeBytes(attributeValue.getB(), out);
    } else if (attributeValue.getBS() != null) {
        out.writeChar('B');
        writeBytesList(attributeValue.getBS(), out);
    } else if (attributeValue.getN() != null) {
        out.writeChar('n');
        writeString(trimZeros(attributeValue.getN()), out);
    } else if (attributeValue.getNS() != null) {
        out.writeChar('N');

        final List<String> ns = new ArrayList<String>(attributeValue.getNS().size());
        for (final String n : attributeValue.getNS()) {
            ns.add(trimZeros(n));
        }
        writeStringList(ns, out);
    } else if (attributeValue.getS() != null) {
        out.writeChar('s');
        writeString(attributeValue.getS(), out);
    } else if (attributeValue.getSS() != null) {
        out.writeChar('S');
        writeStringList(attributeValue.getSS(), out);
    } else if (attributeValue.getBOOL() != null) {
        out.writeChar('?');
        out.writeByte((attributeValue.getBOOL() ? TRUE_FLAG : FALSE_FLAG));
    } else if (Boolean.TRUE.equals(attributeValue.getNULL())) {
        out.writeChar('\0');
    } else if (attributeValue.getL() != null) {
        final List<AttributeValue> l = attributeValue.getL();
        out.writeChar('L');
        out.writeInt(l.size());
        for (final AttributeValue attr : l) {
            if (attr == null) {
                throw new NullPointerException(
                    "Encountered null list entry value while marshalling attribute value "
                    + attributeValue);
            }
            marshall(attr, out);
        }
    } else if (attributeValue.getM() != null) {
        final Map<String, AttributeValue> m = attributeValue.getM();
        final List<String> mKeys = new ArrayList<String>(m.keySet());
        Collections.sort(mKeys);
        out.writeChar('M');
        out.writeInt(m.size());
        for (final String mKey : mKeys) {
            marshall(new AttributeValue().withS(mKey), out);
            
            final AttributeValue mValue = m.get(mKey);
            
            if (mValue == null) {
                throw new NullPointerException(
                    "Encountered null map value for key "
                    + mKey
                    + " while marshalling attribute value "
                    + attributeValue);
            }
            marshall(mValue, out);
        }
    } else {
        throw new IllegalArgumentException("A seemingly empty AttributeValue is indicative of invalid input or potential errors");
    }
}

Java Code Examples for com.amazonaws.services.dynamodbv2.model.AttributeValue#getN()