apoc.export.cypher.formatter.AddStructureCypherFormatter Maven / Gradle / Ivy

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Data types package for Neo4j Procedures
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/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package apoc.export.cypher.formatter;

import apoc.export.util.ExportConfig;
import apoc.export.util.Reporter;
import java.io.PrintWriter;
import java.util.Map;
import java.util.Set;
import org.neo4j.graphdb.GraphDatabaseService;
import org.neo4j.graphdb.Node;
import org.neo4j.graphdb.Relationship;
import org.neo4j.graphdb.schema.ConstraintType;

/**
 * @author AgileLARUS
 *
 * @since 16-06-2017
 */
public class AddStructureCypherFormatter extends AbstractCypherFormatter implements CypherFormatter {

    @Override
    public String statementForNode(
            Node node,
            Map> uniqueConstraints,
            Set indexedProperties,
            Set indexNames) {
        return super.mergeStatementForNode(
                CypherFormat.ADD_STRUCTURE, node, uniqueConstraints, indexedProperties, indexNames);
    }

    @Override
    public String statementForRelationship(
            Relationship relationship,
            Map> uniqueConstraints,
            Set indexedProperties,
            ExportConfig exportConfig) {
        return new CreateCypherFormatter()
                .statementForRelationship(relationship, uniqueConstraints, indexedProperties, exportConfig);
    }

    @Override
    public String statementForCleanUpNodes(int batchSize) {
        return "";
    }

    @Override
    public String statementForNodeIndex(
            String indexType, String label, Iterable key, boolean ifNotExist, String idxName) {
        return "";
    }

    @Override
    public String statementForIndexRelationship(
            String indexType, String type, Iterable key, boolean ifNotExists, String idxName) {
        return "";
    }

    @Override
    public String statementForCreateConstraint(
            String name, String label, Iterable keys, ConstraintType type, boolean ifNotExists) {
        return "";
    }

    @Override
    public String statementForDropConstraint(String name) {
        return "";
    }

    @Override
    public void statementForNodes(
            Iterable node,
            Map> uniqueConstraints,
            ExportConfig exportConfig,
            PrintWriter out,
            Reporter reporter,
            GraphDatabaseService db) {
        buildStatementForNodes("MERGE ", "ON CREATE SET ", node, uniqueConstraints, exportConfig, out, reporter, db);
    }

    @Override
    public void statementForRelationships(
            Iterable relationship,
            Map> uniqueConstraints,
            ExportConfig exportConfig,
            PrintWriter out,
            Reporter reporter,
            GraphDatabaseService db) {
        buildStatementForRelationships(
                "CREATE ", " SET ", relationship, uniqueConstraints, exportConfig, out, reporter, db);
    }
}