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A jar compare and renaming engine designed for comparing and remapping 2 jars of differnent obfuscation mappings. Can also be useful for reobfuscation.

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/**
 * Copyright (c) 2012, md_5. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * The name of the author may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package net.md_5.specialsource;

import lombok.Data;

@Data
public class ProgressMeter {

    private int progress;
    private int lastPrint = -1;
    private final int total;
    private final String progressFormat;
    //
    public static double printInterval;

    public void makeProgress() {
        if (!SpecialSource.verbose()) {
            return;
        }

        this.progress++;

        double percent = ((double) progress / (double) total) * 100.0;
        int currentInterval = (int) (Math.floor(percent / printInterval));

        if (lastPrint < 0 || currentInterval > lastPrint) {
            System.out.println(String.format(progressFormat, percent));
            lastPrint = currentInterval;
        }
    }

    public static void main(String[] args) {
        ProgressMeter meter = new ProgressMeter(1000, "Loading %2.0f%%");
        for (int i = 0; i < 1000; i++) {
            meter.makeProgress();
        }
    }
}