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JDBC Driver for Google Cloud Spanner

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/*
 * #%L
 * JSQLParser library
 * %%
 * Copyright (C) 2004 - 2017 JSQLParser
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 2.1 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Lesser Public License for more details.
 * 
 * You should have received a copy of the GNU General Lesser Public
 * License along with this program.  If not, see
 * .
 * #L%
 */
package nl.topicus.jdbc.shaded.net.sf.jsqlparser.expression;

import java.util.List;

public class MySQLIndexHint  {

    private final String action;
    private final String indexQualifier;
    private final List indexNames;

    public MySQLIndexHint(String action, String indexQualifier, List indexNames) {
        this.action = action;
        this.indexQualifier = indexQualifier;
        this.indexNames = indexNames;
    }

    @Override
    public String toString() {
        // use|ignore|force key|index (index1,...,indexN)
        StringBuilder buffer = new StringBuilder();
        buffer.append(" ").append(action).append(" ").append(indexQualifier).append(" (");
        for (int i = 0; i < indexNames.size(); i++) {
            if (i > 0) {
                buffer.append(",");
            }
            buffer.append(indexNames.get(i));
        }
        buffer.append(")");
        return buffer.toString();
    }
}