Examples with Property org.vertexium.Property used on opensource projects

Example 1 with Property

use of org.vertexium.Property in project vertexium by visallo.

the class SetClauseExecutor method executeSetVariable.

private void executeSetVariable(VertexiumCypherQueryContext ctx, CypherSetVariable setItem, VertexiumCypherScope.Item item) {
    Object left = ctx.getExpressionExecutor().executeExpression(ctx, setItem.getLeft(), item);
    VertexiumCypherTypeErrorException.assertType(left, Element.class, null);
    if (left == null) {
        return;
    }
    Object values = ctx.getExpressionExecutor().executeExpression(ctx, setItem.getRight(), item);
    CypherSetItem.Op op = setItem.getOp();
    if (values instanceof Stream) {
        values = ((Stream<?>) values).collect(Collectors.toList());
    }
    if (values instanceof List && ((List) values).size() == 1) {
        values = ((List) values).get(0);
    }
    VertexiumCypherTypeErrorException.assertType(values, Map.class, Element.class);
    if (values instanceof Element) {
        values = ctx.getElementPropertiesAsMap((Element) values);
    }
    Element element = (Element) left;
    // noinspection unchecked
    Map<String, ?> valuesMap = (Map<String, ?>) values;
    ExistingElementMutation<Element> m = element.prepareMutation();
    if (op == CypherSetItem.Op.EQUAL) {
        for (Property property : element.getProperties()) {
            if (ctx.isLabelProperty(property)) {
                continue;
            }
            if (!valuesMap.containsKey(property.getName())) {
                ctx.removeProperty(m, property.getName());
            }
        }
    }
    for (Map.Entry<String, ?> valuesMapEntry : valuesMap.entrySet()) {
        String propertyName = valuesMapEntry.getKey();
        Object value = valuesMapEntry.getValue();
        if (value instanceof CypherLiteral) {
            value = ((CypherLiteral) value).getValue();
        }
        if (value == null) {
            ctx.removeProperty(m, propertyName);
        } else {
            ctx.setProperty(m, propertyName, value);
        }
    }
    ctx.saveElement(m);
}

Example 2 with Property

use of org.vertexium.Property in project vertexium by visallo.

the class CypherResultWriter method elementPropertiesToString.

private String elementPropertiesToString(VertexiumCypherQueryContext ctx, Element element) {
    StringBuilder result = new StringBuilder();
    boolean first = true;
    for (Property property : element.getProperties()) {
        if (property.getName().equals(ctx.getLabelPropertyName())) {
            continue;
        }
        if (first) {
            result.append("{");
        } else {
            result.append(", ");
        }
        result.append(property.getName());
        result.append(": ");
        result.append(columnValueToString(ctx, property.getValue()));
        first = false;
    }
    if (result.length() > 0) {
        result.append("}");
    }
    return result.toString();
}

Example 3 with Property

use of org.vertexium.Property in project vertexium by visallo.

the class PropertyCollection method removeProperties.

public synchronized Iterable<Property> removeProperties(String name) {
    List<Property> removedProperties = new ArrayList<>();
    Map<String, ConcurrentSkipListSet<Property>> propertiesByKey = propertiesByNameAndKey.get(name);
    if (propertiesByKey != null) {
        for (ConcurrentSkipListSet<Property> properties : propertiesByKey.values()) {
            for (Property property : properties) {
                removedProperties.add(property);
            }
        }
    }
    for (Property property : removedProperties) {
        removeProperty(property);
    }
    return removedProperties;
}

Example 4 with Property

use of org.vertexium.Property in project vertexium by visallo.

the class DataInputStreamUtils method decodeProperties.

public static Iterable<Property> decodeProperties(AccumuloGraph graph, DataInputStream in, List<MetadataEntry> metadataEntries, FetchHints fetchHints) throws IOException {
    List<Property> results = new ArrayList<>();
    while (true) {
        int propId = in.read();
        if (propId == ElementData.PROP_END) {
            break;
        } else if (propId != ElementData.PROP_START) {
            throw new IOException("Unexpected prop id: " + propId);
        }
        String propertyKey = graph.getNameSubstitutionStrategy().inflate(decodeString(in));
        String propertyName = graph.getNameSubstitutionStrategy().inflate(decodeString(in));
        Visibility propertyVisibility = new Visibility(decodeString(in));
        long propertyTimestamp = in.readLong();
        int propertyValueLength = in.readInt();
        byte[] propertyValue = new byte[propertyValueLength];
        int read = in.read(propertyValue);
        if (read != propertyValueLength) {
            throw new IOException("Unexpected data length expected " + propertyValueLength + " found " + read);
        }
        Set<String> propertyHiddenVisibilitiesStringSet = decodeStringSet(in);
        Set<Visibility> propertyHiddenVisibilities = null;
        if (propertyHiddenVisibilitiesStringSet != null) {
            propertyHiddenVisibilities = propertyHiddenVisibilitiesStringSet.stream().map(Visibility::new).collect(Collectors.toSet());
        }
        LazyPropertyMetadata metadata = decodePropertyMetadata(in, metadataEntries);
        results.add(new LazyMutableProperty(graph, graph.getVertexiumSerializer(), propertyKey, propertyName, propertyValue, metadata, propertyHiddenVisibilities, propertyVisibility, propertyTimestamp, fetchHints));
    }
    return results;
}

Example 5 with Property

use of org.vertexium.Property in project vertexium by visallo.

the class CypherResultWriter method columnVertexToString.

private String columnVertexToString(VertexiumCypherQueryContext ctx, Vertex vertex) {
    StringBuilder result = new StringBuilder();
    result.append("(");
    int propertyCount = 0;
    for (Property property : vertex.getProperties()) {
        if (property.getName().equals(ctx.getLabelPropertyName())) {
            result.append(":");
            result.append(property.getValue());
        } else {
            propertyCount++;
        }
    }
    if (propertyCount > 0) {
        if (result.length() > "(".length()) {
            result.append(" ");
        }
        result.append(elementPropertiesToString(ctx, vertex));
    }
    result.append(")");
    return result.toString();
}