io.pivotal.kr.load_gen.Main.java Source code

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Here is the source code for io.pivotal.kr.load_gen.Main.java

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/*******************************************************************************
 * The MIT License (MIT)
 *
 * Copyright (c) 2014 MongJu Jung <mjung@pivotal.io>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *******************************************************************************/
package io.pivotal.kr.load_gen;

import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.apache.commons.lang3.StringUtils;

public class Main {
    private static Pattern leadingQuotePattern = Pattern.compile("^\\s*\"\\s*(.+)");
    private static Pattern tailingQuotePattern = Pattern.compile("(.+)\\s*\"\\s*(.+)$");

    private static String stripSurroundingQuotes(String expr) {
        Matcher matcher = leadingQuotePattern.matcher(expr);

        if (matcher.matches()) {
            String leadingQuoteStripped = matcher.group(1);

            matcher = tailingQuotePattern.matcher(leadingQuoteStripped);

            if (matcher.matches()) {
                return matcher.group(1);
            } else {
                return leadingQuoteStripped;
            }
        } else {
            return expr;
        }
    }

    public static void main(String[] args) throws IOException {
        if (args.length != 6) {
            System.err.println(
                    "Correct usage: java -jar load-gen.jar <batch|autocommit> <insert|select|update|delete> <dataDir> <sqlMapConfigXMLPath> <delimiter> <numberOfThreads>");

            System.exit(-1);
        }

        String type = args[0];
        String mode = args[1];
        String dataDir = args[2];
        String sqlMapConfigXMLPath = args[3];
        String delimiter = args[4];
        String numberOfThreads = args[5];

        if (StringUtils.isEmpty(type) || StringUtils.isEmpty(mode) || StringUtils.isEmpty(dataDir)
                || StringUtils.isEmpty(sqlMapConfigXMLPath) || StringUtils.isEmpty(delimiter)
                || StringUtils.isEmpty(numberOfThreads)) {
            System.err.println(
                    "Correct usage: java -jar load-gen.jar <batch|autocommit> <insert|select|update|delete> <dataDir> <sqlMapConfigXMLPath> <delimiter> <numberOfThreads>");

            System.exit(-1);
        }

        dataDir = stripSurroundingQuotes(dataDir);
        sqlMapConfigXMLPath = stripSurroundingQuotes(sqlMapConfigXMLPath);
        delimiter = stripSurroundingQuotes(delimiter);

        new GemfireXDLoadManager(type, mode, dataDir, sqlMapConfigXMLPath, delimiter,
                Integer.parseInt(numberOfThreads));
    }
}