Examples with PropertyContainer org.neo4j.graphdb.PropertyContainer used on opensource projects

Example 21 with PropertyContainer

use of org.neo4j.graphdb.PropertyContainer in project neo4j by neo4j.

the class Neo4jJsonCodecTest method testPathWriting.

@Test
public void testPathWriting() throws IOException {
    //Given
    Path path = mock(Path.class);
    PropertyContainer propertyContainer = mock(PropertyContainer.class);
    when(propertyContainer.getAllProperties()).thenThrow(RuntimeException.class);
    when(path.iterator()).thenReturn(Arrays.asList(propertyContainer).listIterator());
    //When
    try {
        jsonCodec.writeValue(jsonGenerator, path);
    } catch (Exception ignored) {
    }
    //Then
    verify(jsonGenerator, times(1)).writeEndArray();
}

Example 22 with PropertyContainer

use of org.neo4j.graphdb.PropertyContainer in project neo4j by neo4j.

the class PropertyContainerProxyTest method shouldListAllProperties.

@Test
public void shouldListAllProperties() {
    // Given
    Map<String, Object> properties = new HashMap<>();
    properties.put("boolean", true);
    properties.put("short_string", "abc");
    properties.put("string", "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVW" + "XYZabcdefghijklmnopqrstuvwxyz");
    properties.put("long", Long.MAX_VALUE);
    properties.put("short_array", new long[] { 1, 2, 3, 4 });
    properties.put("array", new long[] { Long.MAX_VALUE - 1, Long.MAX_VALUE - 2, Long.MAX_VALUE - 3, Long.MAX_VALUE - 4, Long.MAX_VALUE - 5, Long.MAX_VALUE - 6, Long.MAX_VALUE - 7, Long.MAX_VALUE - 8, Long.MAX_VALUE - 9, Long.MAX_VALUE - 10, Long.MAX_VALUE - 11 });
    long containerId;
    try (Transaction tx = db.beginTx()) {
        containerId = createPropertyContainer();
        PropertyContainer container = lookupPropertyContainer(containerId);
        for (Map.Entry<String, Object> entry : properties.entrySet()) {
            container.setProperty(entry.getKey(), entry.getValue());
        }
        tx.success();
    }
    // When
    Map<String, Object> listedProperties;
    try (Transaction tx = db.beginTx()) {
        listedProperties = lookupPropertyContainer(containerId).getAllProperties();
        tx.success();
    }
    // Then
    assertEquals(properties.size(), listedProperties.size());
    for (String key : properties.keySet()) {
        assertObjectOrArrayEquals(properties.get(key), listedProperties.get(key));
    }
}

Example 23 with PropertyContainer

use of org.neo4j.graphdb.PropertyContainer in project neo4j-apoc-procedures by neo4j-contrib.

the class Atomic method concat.

/**
 * concat a property's value
 */
@Procedure(mode = Mode.WRITE)
@Description("apoc.atomic.concat(node/relatonship,propertyName,string) Concats the property's value with the 'string' value")
public Stream<AtomicResults> concat(@Name("container") Object container, @Name("propertyName") String property, @Name("string") String string, @Name(value = "times", defaultValue = "5") Long times) {
    checkIsPropertyContainer(container);
    PropertyContainer propertyContainer;
    final String[] newValue = new String[1];
    final String[] oldValue = new String[1];
    propertyContainer = (PropertyContainer) container;
    final ExecutionContext executionContext = new ExecutionContext(db, propertyContainer, property);
    retry(executionContext, (context) -> {
        oldValue[0] = propertyContainer.getProperty(property).toString();
        newValue[0] = oldValue[0].toString().concat(string);
        propertyContainer.setProperty(property, newValue[0]);
        return context.propertyContainer.getProperty(property);
    }, times);
    return Stream.of(new AtomicResults(propertyContainer, property, oldValue[0], newValue[0]));
}

Example 24 with PropertyContainer

use of org.neo4j.graphdb.PropertyContainer in project neo4j-apoc-procedures by neo4j-contrib.

the class Atomic method add.

/**
 * increment a property's value
 */
@Procedure(mode = Mode.WRITE)
@Description("apoc.atomic.add(node/relatonship,propertyName,number) Sums the property's value with the 'number' value ")
public Stream<AtomicResults> add(@Name("container") Object container, @Name("propertyName") String property, @Name("number") Number number, @Name(value = "times", defaultValue = "5") Long times) {
    checkIsPropertyContainer(container);
    PropertyContainer propertyContainer;
    final Number[] newValue = new Number[1];
    final Number[] oldValue = new Number[1];
    propertyContainer = (PropertyContainer) container;
    final ExecutionContext executionContext = new ExecutionContext(db, propertyContainer, property);
    retry(executionContext, (context) -> {
        oldValue[0] = (Number) propertyContainer.getProperty(property);
        newValue[0] = AtomicUtils.sum((Number) propertyContainer.getProperty(property), number);
        propertyContainer.setProperty(property, newValue[0]);
        return context.propertyContainer.getProperty(property);
    }, times);
    return Stream.of(new AtomicResults(propertyContainer, property, oldValue[0], newValue[0]));
}

Example 25 with PropertyContainer

use of org.neo4j.graphdb.PropertyContainer in project graphdb by neo4j-attic.

the class Dijkstra method getPath.

/**
 * @return One of the shortest paths found or null.
 */
public List<PropertyContainer> getPath() {
    if (startNode == null || endNode == null) {
        throw new RuntimeException("Start or end node undefined.");
    }
    calculate();
    if (foundPathsMiddleNodes == null || foundPathsMiddleNodes.size() == 0) {
        return null;
    }
    Node middleNode = foundPathsMiddleNodes.iterator().next();
    LinkedList<PropertyContainer> path = new LinkedList<PropertyContainer>();
    path.addAll(Util.constructSinglePathToNode(middleNode, predecessors1, true, false));
    path.addAll(Util.constructSinglePathToNode(middleNode, predecessors2, false, true));
    return path;
}