view flys-aft/src/main/java/de/intevation/aft/WQ.java @ 4421:0b0f415203f0

Add new Filter class to change caching Add new Filter class to avoid caching of GWT nocache files in browsers and http proxies. The new Filter class NoCacheFilter sets http headers to stop the proxies and browesers from storing the nocache files.
author Björn Ricks <bjoern.ricks@intevation.de>
date Tue, 06 Nov 2012 13:32:06 +0100
parents 82f5266f881b
children
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line source
package de.intevation.aft;

import java.util.Comparator;

public class WQ
{
    public static final double EPSILON = 1e-4;

    public static final Comparator<WQ> EPS_CMP = new Comparator<WQ>() {
        @Override
        public int compare(WQ a, WQ b) {
            int cmp = compareEpsilon(a.q, b.q);
            if (cmp != 0) return cmp;
            return compareEpsilon(a.w, b.w);
        }
    };

    protected int id;

    protected double w;
    protected double q;

    public WQ() {
    }

    public WQ(double w, double q) {
        this.w = w;
        this.q = q;
    }

    public WQ(int id, double w, double q) {
        this.id = id;
        this.w  = w;
        this.q  = q;
    }

    public static final int compareEpsilon(double a, double b) {
        double diff = a - b;
        if (diff < -EPSILON) return -1;
        return diff > EPSILON ? +1 : 0;
    }

    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    public double getW() {
        return w;
    }

    public void setW(double w) {
        this.w = w;
    }

    public double getQ() {
        return q;
    }

    public void setQ(double q) {
        this.q = q;
    }
}
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