Example usage for com.amazonaws.services.dynamodbv2.model AttributeValue getM

List of usage examples for com.amazonaws.services.dynamodbv2.model AttributeValue getM

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Introduction

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

Prototype


public java.util.Map<String, AttributeValue> getM()

Source Link

Document

An attribute of type Map.

Usage

From source file:com.amazon.janusgraph.diskstorage.dynamodb.DynamoDbDelegate.java

License:Open Source License

/**
 * 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/*from  w w w.  j a va2s. c o  m*/
 */
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;
}

From source file:com.amazon.janusgraph.diskstorage.dynamodb.DynamoDbDelegate.java

License:Open Source License

/**Calculate attribute value size*/
private static int calculateAttributeSizeInBytes(final AttributeValue value) {
    int attrValSize = 0;
    if (value == null) {
        return attrValSize;
    }// ww  w .  j ava  2s . c  om

    if (value.getB() != null) {
        final ByteBuffer b = value.getB();
        attrValSize += b.remaining();
    } else if (value.getS() != null) {
        final String s = value.getS();
        attrValSize += s.getBytes(UTF8).length;
    } else if (value.getN() != null) {
        attrValSize += MAX_NUMBER_OF_BYTES_FOR_NUMBER;
    } else if (value.getBS() != null) {
        final List<ByteBuffer> bs = value.getBS();
        for (ByteBuffer b : bs) {
            if (b != null) {
                attrValSize += b.remaining();
            }
        }
    } else if (value.getSS() != null) {
        final List<String> ss = value.getSS();
        for (String s : ss) {
            if (s != null) {
                attrValSize += s.getBytes(UTF8).length;
            }
        }
    } else if (value.getNS() != null) {
        final List<String> ns = value.getNS();
        for (String n : ns) {
            if (n != null) {
                attrValSize += MAX_NUMBER_OF_BYTES_FOR_NUMBER;
            }
        }
    } else if (value.getBOOL() != null) {
        attrValSize += 1;
    } else if (value.getNULL() != null) {
        attrValSize += 1;
    } else if (value.getM() != null) {
        for (Map.Entry<String, AttributeValue> entry : value.getM().entrySet()) {
            attrValSize += entry.getKey().getBytes(UTF8).length;
            attrValSize += calculateAttributeSizeInBytes(entry.getValue());
            attrValSize += BASE_LOGICAL_SIZE_OF_NESTED_TYPES;
        }
        attrValSize += LOGICAL_SIZE_OF_EMPTY_DOCUMENT;
    } else if (value.getL() != null) {
        final List<AttributeValue> list = value.getL();
        for (Integer i = 0; i < list.size(); i++) {
            attrValSize += calculateAttributeSizeInBytes(list.get(i));
            attrValSize += BASE_LOGICAL_SIZE_OF_NESTED_TYPES;
        }
        attrValSize += LOGICAL_SIZE_OF_EMPTY_DOCUMENT;
    }
    return attrValSize;
}

From source file:com.rapid7.diskstorage.dynamodb.DynamoDBDelegate.java

License:Open Source License

/**
 * 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/*  w  w  w .ja  v  a  2 s  . c om*/
 */
public static AttributeValue clone(AttributeValue val,
        IdentityHashMap<AttributeValue, AttributeValue> sourceDestinationMap) {
    if (val == null) {
        return null;
    }

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

    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) {
        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) {
        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;
}

From source file:com.rapid7.diskstorage.dynamodb.DynamoDBDelegate.java

License:Open Source License

/**Calculate attribute value size*/
private static int calculateAttributeSizeInBytes(AttributeValue value) {
    int attrValSize = 0;
    if (value == null) {
        return attrValSize;
    }/*from  w w w.  j  ava2 s  . c  o m*/

    if (value.getB() != null) {
        ByteBuffer b = value.getB();
        attrValSize += b.remaining();
    } else if (value.getS() != null) {
        String s = value.getS();
        attrValSize += s.getBytes(UTF8).length;
    } else if (value.getN() != null) {
        attrValSize += MAX_NUMBER_OF_BYTES_FOR_NUMBER;
    } else if (value.getBS() != null) {
        List<ByteBuffer> bs = value.getBS();
        for (ByteBuffer b : bs) {
            if (b != null) {
                attrValSize += b.remaining();
            }
        }
    } else if (value.getSS() != null) {
        List<String> ss = value.getSS();
        for (String s : ss) {
            if (s != null) {
                attrValSize += s.getBytes(UTF8).length;
            }
        }
    } else if (value.getNS() != null) {
        List<String> ns = value.getNS();
        for (String n : ns) {
            if (n != null) {
                attrValSize += MAX_NUMBER_OF_BYTES_FOR_NUMBER;
            }
        }
    } else if (value.getBOOL() != null) {
        attrValSize += 1;
    } else if (value.getNULL() != null) {
        attrValSize += 1;
    } else if (value.getM() != null) {
        for (Map.Entry<String, AttributeValue> entry : value.getM().entrySet()) {
            attrValSize += entry.getKey().getBytes(UTF8).length;
            attrValSize += calculateAttributeSizeInBytes(entry.getValue());
            attrValSize += BASE_LOGICAL_SIZE_OF_NESTED_TYPES;
        }
        attrValSize += LOGICAL_SIZE_OF_EMPTY_DOCUMENT;
    } else if (value.getL() != null) {
        List<AttributeValue> list = value.getL();
        for (Integer i = 0; i < list.size(); i++) {
            attrValSize += calculateAttributeSizeInBytes(list.get(i));
            attrValSize += BASE_LOGICAL_SIZE_OF_NESTED_TYPES;
        }
        attrValSize += LOGICAL_SIZE_OF_EMPTY_DOCUMENT;
    }
    return attrValSize;
}

From source file:dynamok.sink.DynamoDbSinkTask.java

License:Apache License

private void insert(ValueSource valueSource, Schema schema, Object value, PutRequest put) {
    final AttributeValue attributeValue;
    try {// www. j ava 2 s . com
        attributeValue = schema == null ? AttributeValueConverter.toAttributeValueSchemaless(value)
                : AttributeValueConverter.toAttributeValue(schema, value);
    } catch (DataException e) {
        log.error("Failed to convert record with schema={} value={}", schema, value, e);
        throw e;
    }

    final String topAttributeName = valueSource.topAttributeName(config);
    if (!topAttributeName.isEmpty()) {
        put.addItemEntry(topAttributeName, attributeValue);
    } else if (attributeValue.getM() != null) {
        put.setItem(attributeValue.getM());
    } else {
        throw new ConnectException("No top attribute name configured for " + valueSource
                + ", and it could not be converted to Map: " + attributeValue);
    }
}

From source file:jp.classmethod.aws.dynamodb.DynamoDbInternalUtils.java

License:Open Source License

private static AttributeValue clone(AttributeValue val, //NOPMD
        IdentityHashMap<AttributeValue, AttributeValue> sourceDestinationMap, boolean filterEmptyStrings) {
    if (val == null) {
        return null;
    }/* w  w  w. j av a  2s .c  om*/

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

    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) {
        List<AttributeValue> list = new ArrayList<>(val.getL().size());
        for (AttributeValue listItemValue : val.getL()) {
            if (!sourceDestinationMap.containsKey(listItemValue)) {
                sourceDestinationMap.put(listItemValue,
                        clone(listItemValue, sourceDestinationMap, filterEmptyStrings));
            }
            AttributeValue destination = sourceDestinationMap.get(listItemValue);
            if (false == (filterEmptyStrings && destination.getS() != null && destination.getS().isEmpty())) {
                list.add(destination);
            }
        }
        clonedVal.setL(list);
    } else if (val.getM() != null) {
        Map<String, AttributeValue> map = new HashMap<>(val.getM().size());
        for (Map.Entry<String, AttributeValue> pair : val.getM().entrySet()) {
            if (!sourceDestinationMap.containsKey(pair.getValue())) {
                sourceDestinationMap.put(pair.getValue(),
                        clone(pair.getValue(), sourceDestinationMap, filterEmptyStrings));
            }
            AttributeValue destination = sourceDestinationMap.get(pair.getValue());
            if (false == (filterEmptyStrings && destination.getS() != null && destination.getS().isEmpty())) {
                map.put(pair.getKey(), destination);
            }
        }
        clonedVal.setM(map);
    }
    return clonedVal;
}

From source file:jp.classmethod.aws.dynamodb.DynamoDbInternalUtils.java

License:Open Source License

/**
 * Copied from DynamoDB Document SDK InternalUtils.java
 *
 * Converts a low-level <code>AttributeValue</code> into a simple value,
 * which can be one of the followings://from   www  .j a v a  2 s  .c  o m
 *
 * <ul>
 * <li>String</li>
 * <li>Set&lt;String></li>
 * <li>Number (including any subtypes and primitive types)</li>
 * <li>Set&lt;Number></li>
 * <li>byte[]</li>
 * <li>Set&lt;byte[]></li>
 * <li>ByteBuffer</li>
 * <li>Set&lt;ByteBuffer></li>
 * <li>Boolean or boolean</li>
 * <li>null</li>
 * <li>Map&lt;String,T>, where T can be any type on this list but must not
 * induce any circular reference</li>
 * <li>List&lt;T>, where T can be any type on this list but must not induce
 * any circular reference</li>
 * </ul>
 *
 * @throws IllegalArgumentException
 *             if an empty <code>AttributeValue</code> value is specified
 */
@SuppressWarnings("unchecked")
private static <T> T toSimpleValue(AttributeValue value) { //NOPMD
    if (value == null) {
        return null;
    }

    if (Boolean.FALSE.equals(value.getNULL())) {
        throw new UnsupportedOperationException("False-NULL is not supported in DynamoDB");
    }
    final T t;
    if (Boolean.TRUE.equals(value.getNULL())) {
        t = null;
    } else if (value.getBOOL() != null) {
        t = (T) value.getBOOL();
    } else if (value.getS() != null) {
        t = (T) value.getS();
    } else if (value.getN() != null) {
        t = (T) new BigDecimal(value.getN());
    } else if (value.getB() != null) {
        t = (T) copyAllBytesFrom(value.getB());
    } else if (value.getSS() != null) {
        t = (T) new LinkedHashSet<>(value.getSS());
    } else if (value.getNS() != null) {
        Set<BigDecimal> set = new LinkedHashSet<>(value.getNS().size());
        set.addAll(value.getNS().stream().map(BigDecimal::new).collect(Collectors.toList()));
        t = (T) set;
    } else if (value.getBS() != null) {
        Set<byte[]> set = new LinkedHashSet<>(value.getBS().size());
        set.addAll(value.getBS().stream().map(BinaryUtils::copyAllBytesFrom).collect(Collectors.toList()));
        t = (T) set;
    } else if (value.getL() != null) {
        t = (T) toSimpleList(value.getL());
    } else if (value.getM() != null) {
        t = (T) toSimpleMapValue(value.getM());
    } else {
        throw new IllegalArgumentException("Attribute value must not be empty: " + value);
    }

    return t;
}

From source file:org.apache.beam.sdk.io.aws.dynamodb.AttributeValueCoder.java

License:Apache License

@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 {//w ww. ja  v a  2  s.com
        throw new CoderException("Unknown Type");
    }
}

From source file:org.apache.metamodel.dynamodb.DynamoDbUtils.java

License:Apache License

public static Object toValue(AttributeValue a) {
    if (a == null || Boolean.TRUE == a.isNULL()) {
        return null;
    }//from   w w w .j av a  2s . c om
    // dynamo is a bit funky this way ... it has a getter for each possible
    // data type.
    return firstNonNull(a.getB(), a.getBOOL(), a.getBS(), a.getL(), a.getM(), a.getN(), a.getNS(), a.getS(),
            a.getSS());
}

From source file:org.iternine.jeppetto.dao.dynamodb.ConversionUtil.java

License:Apache License

public static Object fromAttributeValue(final AttributeValue attributeValue, final Class targetType,
        final Class collectionType) {
    // TODO: byte[]

    if (String.class.isAssignableFrom(targetType)) {
        return attributeValue.getS();
    } else if (Integer.class.isAssignableFrom(targetType) || int.class.isAssignableFrom(targetType)) {
        return Integer.valueOf(attributeValue.getN());
    } else if (Long.class.isAssignableFrom(targetType) || long.class.isAssignableFrom(targetType)) {
        return Long.valueOf(attributeValue.getN());
    } else if (Double.class.isAssignableFrom(targetType) || double.class.isAssignableFrom(targetType)) {
        return Double.valueOf(attributeValue.getN());
    } else if (Float.class.isAssignableFrom(targetType) || float.class.isAssignableFrom(targetType)) {
        return Float.valueOf(attributeValue.getN());
    } else if (Boolean.class.isAssignableFrom(targetType) || boolean.class.isAssignableFrom(targetType)) {
        return attributeValue.getBOOL();
    } else if (Character.class.isAssignableFrom(targetType) || char.class.isAssignableFrom(targetType)) {
        return attributeValue.getS().charAt(0);
    } else if (Byte.class.isAssignableFrom(targetType) || byte.class.isAssignableFrom(targetType)) {
        return Byte.valueOf(attributeValue.getN());
    } else if (Short.class.isAssignableFrom(targetType) || short.class.isAssignableFrom(targetType)) {
        return Short.valueOf(attributeValue.getN());
    } else if (Date.class.isAssignableFrom(targetType)) {
        return new Date(Long.parseLong(attributeValue.getN()));
    } else if (Enum.class.isAssignableFrom(targetType)) {
        //noinspection unchecked
        return Enum.valueOf((Class<Enum>) targetType, attributeValue.getS());
    } else if (Set.class.isAssignableFrom(targetType)) {
        Set result = new HashSet();

        List<String> strings;
        if (attributeValue.getSS() != null) {
            strings = attributeValue.getSS();
        } else {/*  w  ww .  ja  va2s.  c om*/
            strings = attributeValue.getNS();
        }

        for (String string : strings) {
            //noinspection unchecked
            result.add(fromString(string, collectionType));
        }

        return result;
    } else if (List.class.isAssignableFrom(targetType)) {
        List<AttributeValue> attributeValues = attributeValue.getL();
        List result = new PersistableList(attributeValues.size());

        for (AttributeValue value : attributeValues) {
            // NB: We currently only pick up the first type level for an attribute value.  So if, for example,
            // someone had a List<List<Integer>>, we would not be able to rebuild it.  The solution is
            // TODO: change the way this works to handle nested types?

            //noinspection unchecked
            result.add(fromAttributeValue(value, collectionType, null));
        }

        return result;
    } else if (Map.class.isAssignableFrom(targetType)) {
        Map<String, AttributeValue> attributeValues = attributeValue.getM();
        Map result = new PersistableMap(attributeValues.size());

        for (Map.Entry<String, AttributeValue> entry : attributeValues.entrySet()) {
            //noinspection unchecked
            result.put(entry.getKey(), fromAttributeValue(entry.getValue(), collectionType, null));
        }

        return result;
    } else {
        return getObjectFromItem(attributeValue.getM(), targetType);
    }
}