test/hotspot/jtreg/serviceability/tmtools/jstat/utils/StringOfValues.java

/*
 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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 Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package utils;

import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;

/**
 * Helper class to get the values from tools output
 */
class StringOfValues {

    private List<String> values;

    StringOfValues(String s) {
        this.values = new ArrayList<>();
        StringTokenizer st = new StringTokenizer(s);
        while (st.hasMoreTokens()) {
            values.add(st.nextToken());
        }
    }

    int getIndex(String val) {
        for (int ndx = 0; ndx < values.size(); ++ndx) {
            if (values.get(ndx).equals(val)) {
                return ndx;
            }
        }
        return -1;
    }

    String getValue(int ndx) {
        return values.get(ndx);
    }

}