apoc.result.ProgressInfo Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of apoc-common Show documentation
Data types package for Neo4j Procedures
There is a newer version: 5.25.1
/*
 * 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.result;

import apoc.export.util.ExportConfig;
import apoc.util.Util;
import java.io.StringWriter;

/**
 * @author mh
 * @since 22.05.16
 */
public class ProgressInfo {
    public static final ProgressInfo EMPTY = new ProgressInfo(null, null, null);
    public final String file;
    public String source;
    public final String format;
    public long nodes;
    public long relationships;
    public long properties;
    public long time;
    public long rows;
    public long batchSize = -1;
    public long batches;
    public boolean done;
    public Object data;

    public ProgressInfo(String file, String source, String format) {
        this.file = file;
        this.source = source;
        this.format = format;
    }

    public ProgressInfo(ProgressInfo pi) {
        this.file = pi.file;
        this.source = pi.source;
        this.format = pi.format;
        this.nodes = pi.nodes;
        this.relationships = pi.relationships;
        this.properties = pi.properties;
        this.time = pi.time;
        this.rows = pi.rows;
        this.batchSize = pi.batchSize;
        this.batches = pi.batches;
        this.done = pi.done;
    }

    @Override
    public String toString() {
        return String.format("nodes = %d rels = %d properties = %d", nodes, relationships, properties);
    }

    public ProgressInfo update(long nodes, long relationships, long properties) {
        this.nodes += nodes;
        this.relationships += relationships;
        this.properties += properties;
        return this;
    }

    public ProgressInfo updateTime(long start) {
        this.time = System.currentTimeMillis() - start;
        return this;
    }

    public ProgressInfo done(long start) {
        this.done = true;
        return updateTime(start);
    }

    public void nextRow() {
        this.rows++;
    }

    public ProgressInfo drain(StringWriter writer, ExportConfig config) {
        if (writer != null) {
            this.data = Util.getStringOrCompressedData(writer, config);
        }
        return this;
    }
}