de.openali.odysseus.chart.factory.util.AxisUtils.java Source code

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Here is the source code for de.openali.odysseus.chart.factory.util.AxisUtils.java

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/*----------------    FILE HEADER KALYPSO ------------------------------------------
 *
 *  This file is part of kalypso.
 *  Copyright (C) 2004 by:
 *
 *  Technical University Hamburg-Harburg (TUHH)
 *  Institute of River and coastal engineering
 *  Denickestrae 22
 *  21073 Hamburg, Germany
 *  http://www.tuhh.de/wb
 *
 *  and
 *
 *  Bjoernsen Consulting Engineers (BCE)
 *  Maria Trost 3
 *  56070 Koblenz, Germany
 *  http://www.bjoernsen.de
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  Contact:
 *
 *  E-Mail:
 *  belger@bjoernsen.de
 *  schlienger@bjoernsen.de
 *  v.doemming@tuhh.de
 *
 *  ---------------------------------------------------------------------------*/
package de.openali.odysseus.chart.factory.util;

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

import jregex.Pattern;
import jregex.RETokenizer;

import org.apache.commons.lang3.StringUtils;

import de.openali.odysseus.chart.framework.model.mapper.IAxis;
import de.openali.odysseus.chart.framework.model.mapper.registry.IAxisRegistry;
import de.openali.odysseus.chartconfig.x020.AxisDateRangeType;
import de.openali.odysseus.chartconfig.x020.AxisDurationRangeType;
import de.openali.odysseus.chartconfig.x020.AxisNumberRangeType;
import de.openali.odysseus.chartconfig.x020.AxisStringRangeType;
import de.openali.odysseus.chartconfig.x020.AxisType;
import de.openali.odysseus.chartconfig.x020.ReferencingType;

/**
 * @author Dirk Kuch
 */
public final class AxisUtils {
    private AxisUtils() {
    }

    /**
     * @return axis id from referencing type
     */
    public static String getIdentifier(final ReferencingType type) {
        if (type == null) {
            return null;
        }
        final String ref = type.getRef();
        if (StringUtils.isNotEmpty(ref))
            return ref;

        final String url = type.getUrl();
        final RETokenizer tokenizer = new RETokenizer(new Pattern(".*#"), url); //$NON-NLS-1$

        return StringUtils.chomp(tokenizer.nextToken());
    }

    /**
     * Searches all axes that are configured for autoscaling.
     */
    public static IAxis[] findAutoscaleAxes(final AxisType[] axes, final IAxisRegistry mapperRegistry) {
        final List<IAxis> autoscaledAxes = new ArrayList<>();

        for (final AxisType axisType : axes) {
            Object min = null;
            Object max = null;

            if (axisType.isSetDateRange()) {
                final AxisDateRangeType range = axisType.getDateRange();
                min = range.getMinValue();
                max = range.getMaxValue();
            } else if (axisType.isSetDurationRange()) {
                final AxisDurationRangeType range = axisType.getDurationRange();
                min = range.getMinValue();
                max = range.getMaxValue();
            } else if (axisType.isSetStringRange()) {
                final AxisStringRangeType range = axisType.getStringRange();
                min = range.getMinValue();
                max = range.getMaxValue();
            } else if (axisType.isSetNumberRange()) {
                final AxisNumberRangeType range = axisType.getNumberRange();
                min = range.getMinValue();
                max = range.getMaxValue();
                if (Double.isNaN((Double) min))
                    min = null;
                if (Double.isNaN((Double) max))
                    max = null;
            }

            if (min == null || max == null)
                autoscaledAxes.add(mapperRegistry.getAxis(axisType.getId()));
        }

        return autoscaledAxes.toArray(new IAxis[autoscaledAxes.size()]);
    }
}