org.tmjee.miniwiki.radeox.macro.table.MinFunction.java Source code

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Here is the source code for org.tmjee.miniwiki.radeox.macro.table.MinFunction.java

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/*
 *      Copyright 2001-2004 Fraunhofer Gesellschaft, Munich, Germany, for its 
 *      Fraunhofer Institute Computer Architecture and Software Technology
 *      (FIRST), Berlin, Germany
 *      
 *  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 org.tmjee.miniwiki.radeox.macro.table;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * A function that finds the max of table cells
 *
 * @author stephan
 * @version $Id$
 */

public class MinFunction implements Function {
    private static Log log = LogFactory.getLog(MinFunction.class);

    public String getName() {
        return "MIN";
    }

    public void execute(Table table, int posx, int posy, int startX, int startY, int endX, int endY) {
        float min = Float.MAX_VALUE;
        boolean floating = false;
        for (int x = startX; x <= endX; x++) {
            for (int y = startY; y <= endY; y++) {
                //Logger.debug("x="+x+" y="+y+" >"+getXY(x,y));
                float value = 0;
                try {
                    value += Integer.parseInt((String) table.getXY(x, y));
                } catch (Exception e) {
                    try {
                        value += Float.parseFloat((String) table.getXY(x, y));
                        floating = true;
                    } catch (NumberFormatException e1) {
                        log.debug("SumFunction: unable to parse " + table.getXY(x, y));
                    }
                }
                if (min > value) {
                    min = value;
                }
            }
        }
        //Logger.debug("Sum="+sum);
        if (floating) {
            table.setXY(posx, posy, "" + min);
        } else {
            table.setXY(posx, posy, "" + (int) min);
        }
    }

}