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

Example 71 with Label

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

the class IndexValuesValidationTest method validateLegacyIndexedRelationshipProperties.

@Test
public void validateLegacyIndexedRelationshipProperties() {
    Label label = Label.label("legacyIndexedRelationshipPropertiesTestLabel");
    String propertyName = "legacyIndexedRelationshipProperties";
    String legacyIndexedRelationshipIndex = "legacyIndexedRelationshipIndex";
    RelationshipType indexType = RelationshipType.withName("legacyIndexType");
    try (Transaction transaction = database.beginTx()) {
        Node source = database.createNode(label);
        Node destination = database.createNode(label);
        Relationship relationship = source.createRelationshipTo(destination, indexType);
        database.index().forRelationships(legacyIndexedRelationshipIndex).add(relationship, propertyName, "shortString");
        transaction.success();
    }
    expectedException.expect(IllegalArgumentException.class);
    expectedException.expectMessage("Property value bytes length: 32767 is longer then 32766, " + "which is maximum supported length of indexed property value.");
    try (Transaction transaction = database.beginTx()) {
        Node source = database.createNode(label);
        Node destination = database.createNode(label);
        Relationship relationship = source.createRelationshipTo(destination, indexType);
        String longValue = StringUtils.repeat("a", IndexWriter.MAX_TERM_LENGTH + 1);
        database.index().forRelationships(legacyIndexedRelationshipIndex).add(relationship, propertyName, longValue);
        transaction.success();
    }
}

Example 72 with Label

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

the class IndexValuesValidationTest method validateIndexedNodeProperties.

@Test
public void validateIndexedNodeProperties() throws Exception {
    Label label = Label.label("indexedNodePropertiesTestLabel");
    String propertyName = "indexedNodePropertyName";
    createIndex(label, propertyName);
    try (Transaction ignored = database.beginTx()) {
        database.schema().awaitIndexesOnline(5, TimeUnit.MINUTES);
    }
    expectedException.expect(IllegalArgumentException.class);
    expectedException.expectMessage("Property value bytes length: 32767 is longer then 32766, " + "which is maximum supported length of indexed property value.");
    try (Transaction transaction = database.beginTx()) {
        Node node = database.createNode(label);
        node.setProperty(propertyName, StringUtils.repeat("a", IndexWriter.MAX_TERM_LENGTH + 1));
        transaction.success();
    }
}

Example 73 with Label

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

the class IndexValuesValidationTest method validateNodePropertiesOnPopulation.

@Test
public void validateNodePropertiesOnPopulation() {
    Label label = Label.label("populationTestNodeLabel");
    String propertyName = "populationTestPropertyName";
    try (Transaction transaction = database.beginTx()) {
        Node node = database.createNode(label);
        node.setProperty(propertyName, StringUtils.repeat("a", IndexWriter.MAX_TERM_LENGTH + 1));
        transaction.success();
    }
    IndexDefinition indexDefinition = createIndex(label, propertyName);
    try {
        try (Transaction ignored = database.beginTx()) {
            database.schema().awaitIndexesOnline(5, TimeUnit.MINUTES);
        }
    } catch (IllegalStateException e) {
        try (Transaction ignored = database.beginTx()) {
            String indexFailure = database.schema().getIndexFailure(indexDefinition);
            assertThat("", indexFailure, Matchers.startsWith("java.lang.IllegalArgumentException: " + "Property value bytes length: 32767 is longer then 32766, " + "which is maximum supported length of indexed property value."));
        }
    }
}

Example 74 with Label

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

the class MultiIndexPopulationConcurrentUpdatesIT method prepareDb.

private void prepareDb() {
    Label countryLabel = Label.label(COUNTRY_LABEL);
    Label color = Label.label(COLOR_LABEL);
    Label car = Label.label(CAR_LABEL);
    try (Transaction transaction = embeddedDatabase.beginTx()) {
        createNamedLabeledNode(countryLabel, "Sweden");
        createNamedLabeledNode(countryLabel, "USA");
        createNamedLabeledNode(color, "red");
        createNamedLabeledNode(color, "green");
        createNamedLabeledNode(car, "Volvo");
        createNamedLabeledNode(car, "Ford");
        for (int i = 0; i < 250; i++) {
            embeddedDatabase.createNode();
        }
        transaction.success();
    }
}

Example 75 with Label

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

the class DatabaseContentVerifier method verifyJohnnyLabels.

public void verifyJohnnyLabels() {
    // Johnny labels has got a bunch of alter egos
    try (Transaction tx = database.beginTx()) {
        Node johhnyLabels = database.getNodeById(1);
        Set<String> expectedLabels = new HashSet<>();
        for (int i = 0; i < 30; i++) {
            expectedLabels.add("AlterEgo" + i);
        }
        for (Label label : johhnyLabels.getLabels()) {
            assertTrue(expectedLabels.remove(label.name()));
        }
        assertTrue(expectedLabels.isEmpty());
        tx.success();
    }
}