Examples with Filter org.neo4j.ogm.cypher.Filter used on opensource projects

Example 81 with Filter

use of org.neo4j.ogm.cypher.Filter in project neo4j-ogm by neo4j.

the class NodeQueryStatementsTest method testFindByMultipleAndPropertiesWithMissingBooleanOperator.

// GH-73
@Test(expected = MissingOperatorException.class)
public void testFindByMultipleAndPropertiesWithMissingBooleanOperator() {
    Filter nameParam = new Filter("name", ComparisonOperator.EQUALS, "AST-1");
    Filter diameterParam = new Filter("diameter", ComparisonOperator.LESS_THAN, 60);
    queryStatements.findByType("Asteroid", new Filters().add(nameParam).add(diameterParam), 2).getStatement();
}

Example 82 with Filter

use of org.neo4j.ogm.cypher.Filter in project neo4j-ogm by neo4j.

the class NodeQueryStatementsTest method testFindByChainedOredProperties.

// DATAGRAPH-445
@Test
public void testFindByChainedOredProperties() {
    Filter planetParam = new Filter("name", ComparisonOperator.EQUALS, "Earth");
    Filter moonParam = new Filter("name", ComparisonOperator.EQUALS, "Moon");
    assertThat(queryStatements.findByType("Asteroid", new Filters().add(planetParam).or(moonParam), 1).getStatement()).isEqualTo("MATCH (n:`Asteroid`) WHERE n.`name` = $`name_0` " + "OR n.`name` = $`name_1` WITH n MATCH p=(n)-[*0..1]-(m) RETURN p, ID(n)");
}

Example 83 with Filter

use of org.neo4j.ogm.cypher.Filter in project neo4j-ogm by neo4j.

the class NodeQueryBuilder method build.

public FilteredQuery build() {
    if (!built) {
        int i = 0;
        for (Filter filter : filters) {
            if (i != 0 && filter.getBooleanOperator().equals(BooleanOperator.NONE)) {
                throw new MissingOperatorException("BooleanOperator missing for filter with property name " + filter.getPropertyName() + ". Only the first filter may not specify the BooleanOperator.");
            }
            if (filter.isNested()) {
                appendNestedFilter(filter);
                hasRelationshipMatch = true;
            } else if (filter.isDeepNested()) {
                appendDeepNestedFilter(filter);
                hasRelationshipMatch = true;
            } else if (principalClause != null) {
                // If the filter is not nested, it belongs to the node we're returning
                principalClause().append(filter);
            }
            parameters.putAll(filter.parameters());
            i++;
        }
        built = true;
    }
    return new FilteredQuery(toCypher(), parameters);
}

Example 84 with Filter

use of org.neo4j.ogm.cypher.Filter in project neo4j-ogm by neo4j.

the class BasicDriverTest method shouldLoadByProperty.

@Test
public void shouldLoadByProperty() {
    User user = new User("Bilbo Baggins");
    session.save(user);
    session.clear();
    User userByProperty = session.loadAll(User.class, new Filter("name", ComparisonOperator.EQUALS, "Bilbo Baggins")).iterator().next();
    assertThat(userByProperty).isNotNull();
}

Example 85 with Filter

use of org.neo4j.ogm.cypher.Filter in project neo4j-ogm by neo4j.

the class CypherContextTest method shouldDeregisterRelationshipEntities.

// GH-576
@Test
public void shouldDeregisterRelationshipEntities() {
    Collection<DataItem> dataItems;
    FormulaItem formulaItem;
    Filter filter = new Filter("nodeId", ComparisonOperator.EQUALS, "m1");
    dataItems = session.loadAll(DataItem.class, filter);
    assertThat(dataItems).hasSize(1);
    formulaItem = (FormulaItem) dataItems.iterator().next();
    assertThat(formulaItem.getVariables()).hasSize(3);
    Predicate<Variable> isVariableAWithDataItemM2 = v -> v.getVariable().equals("A") && v.getDataItem().getNodeId().equals("m2");
    formulaItem.getVariables().removeIf(isVariableAWithDataItemM2);
    assertThat(formulaItem.getVariables()).hasSize(2);
    session.save(formulaItem);
    dataItems = session.loadAll(DataItem.class, filter);
    assertThat(dataItems).hasSize(1);
    formulaItem = (FormulaItem) dataItems.iterator().next();
    assertThat(formulaItem.getVariables()).hasSize(2);
}