view gnv-artifacts/src/main/java/de/intevation/gnv/transition/SingleInputTransition.java @ 255:5403452c06fc

Added proper values for calculating the Statistics of VerticalProfiles and HorizontalProfiles issue86 gnv-artifacts/trunk@330 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Thu, 12 Nov 2009 14:47:20 +0000
parents ee2d4134d0b3
children
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/**
 *
 */
package de.intevation.gnv.transition;

import java.util.ArrayList;
import java.util.Collection;

import org.apache.log4j.Logger;

import de.intevation.gnv.geobackend.base.Result;
import de.intevation.gnv.transition.describedata.DefaultSingleValueDescribeData;

/**
 * @author Tim Englich <tim.englich@intevation.de>
 * 
 */
public class SingleInputTransition extends TransitionBase {

    /**
     * the logger, used to log exceptions and additonaly information
     */
    private static Logger log = Logger.getLogger(SingleInputTransition.class);

    /**
     *
     */
    private static final long serialVersionUID = -6169497306324917318L;

    /**
     * Constructor
     */
    public SingleInputTransition() {
    }

    /**
     * @see de.intevation.gnv.transition.TransitionBase#purifyResult(java.util.Collection,
     *      java.lang.String)
     */
    @Override
    protected void purifyResult(Collection<Result> result, String uuid) {
        log.debug("SingleInputTransition.purifyResult");
        Collection<Object> describeData = this.getDescibeData(uuid);
        if (describeData == null) {
            describeData = new ArrayList<Object>();
        }
        String value = null;
        if (result != null && result.size() == 1) {
            Result tmpItem = result.iterator().next();
            value = tmpItem.getObject("MAX").toString();
        } else {
            value = "";
        }

        describeData.add(new DefaultSingleValueDescribeData(this.dataName,value));
        this.setDescibeData(uuid, describeData);
    }

}

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