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package net.sf.jasperreports.charts.fill;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.List;
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import net.sf.jasperreports.charts.JRHighLowDataset;
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import net.sf.jasperreports.engine.JRChartDataset;
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import net.sf.jasperreports.engine.JRException;
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import net.sf.jasperreports.engine.JRExpression;
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import net.sf.jasperreports.engine.JRExpressionCollector;
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import net.sf.jasperreports.engine.JRHyperlink;
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import net.sf.jasperreports.engine.JRHyperlinkHelper;
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import net.sf.jasperreports.engine.JRPrintHyperlink;
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import net.sf.jasperreports.engine.JRRuntimeException;
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import net.sf.jasperreports.engine.design.JRVerifier;
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import net.sf.jasperreports.engine.fill.JRCalculator;
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import net.sf.jasperreports.engine.fill.JRExpressionEvalException;
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import net.sf.jasperreports.engine.fill.JRFillChartDataset;
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import net.sf.jasperreports.engine.fill.JRFillExpressionEvaluator;
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import net.sf.jasperreports.engine.fill.JRFillHyperlinkHelper;
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import net.sf.jasperreports.engine.fill.JRFillObjectFactory;
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import org.jfree.data.general.Dataset;
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import org.jfree.data.xy.DefaultHighLowDataset;
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public class JRFillHighLowDataset extends JRFillChartDataset implements JRHighLowDataset {
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private String series = null;
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private List elements = new ArrayList();
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private Date date = null;
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private Number high = null;
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private Number low = null;
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private Number open = null;
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private Number close = null;
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private Number volume = null;
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private JRPrintHyperlink itemHyperlink;
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private List itemHyperlinks;
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public JRFillHighLowDataset(JRHighLowDataset dataset, JRFillObjectFactory factory) {
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super((JRChartDataset)dataset, factory);
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}
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protected void customInitialize() {
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this.elements = new ArrayList();
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this.itemHyperlinks = new ArrayList();
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}
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protected void customEvaluate(JRCalculator calculator) throws JRExpressionEvalException {
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this.series = (String)calculator.evaluate(getSeriesExpression());
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this.date = (Date)calculator.evaluate(getDateExpression());
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this.high = (Number)calculator.evaluate(getHighExpression());
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this.low = (Number)calculator.evaluate(getLowExpression());
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this.open = (Number)calculator.evaluate(getOpenExpression());
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this.close = (Number)calculator.evaluate(getCloseExpression());
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this.volume = (Number)calculator.evaluate(getVolumeExpression());
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if (hasItemHyperlink())
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evaluateSectionHyperlink(calculator);
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}
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protected void evaluateSectionHyperlink(JRCalculator calculator) throws JRExpressionEvalException {
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try {
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this.itemHyperlink = JRFillHyperlinkHelper.evaluateHyperlink(getItemHyperlink(), (JRFillExpressionEvaluator)calculator, (byte)3);
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} catch (JRExpressionEvalException e) {
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throw e;
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} catch (JRException e) {
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throw new JRRuntimeException(e);
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}
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}
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protected void customIncrement() {
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this.elements.add(new HighLowElement(this.date, this.high, this.low, this.open, this.close, this.volume));
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if (hasItemHyperlink())
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this.itemHyperlinks.add(this.itemHyperlink);
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}
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public Dataset getCustomDataset() {
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int size = this.elements.size();
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if (size > 0) {
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Date[] dateArray = new Date[size];
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double[] highArray = new double[size];
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double[] lowArray = new double[size];
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double[] openArray = new double[size];
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double[] closeArray = new double[size];
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double[] volumeArray = new double[size];
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for (int i = 0; i < this.elements.size(); i++) {
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HighLowElement bean = this.elements.get(i);
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dateArray[i] = new Date(bean.getDate().getTime());
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highArray[i] = bean.getHigh().doubleValue();
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lowArray[i] = bean.getLow().doubleValue();
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openArray[i] = bean.getOpen().doubleValue();
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closeArray[i] = bean.getClose().doubleValue();
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volumeArray[i] = bean.getVolume().doubleValue();
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}
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return (Dataset)new DefaultHighLowDataset(this.series, dateArray, highArray, lowArray, openArray, closeArray, volumeArray);
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}
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return null;
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}
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public JRExpression getSeriesExpression() {
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return ((JRHighLowDataset)this.parent).getSeriesExpression();
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}
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public JRExpression getDateExpression() {
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return ((JRHighLowDataset)this.parent).getDateExpression();
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}
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public JRExpression getHighExpression() {
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return ((JRHighLowDataset)this.parent).getHighExpression();
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}
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public JRExpression getLowExpression() {
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return ((JRHighLowDataset)this.parent).getLowExpression();
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}
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public JRExpression getOpenExpression() {
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return ((JRHighLowDataset)this.parent).getOpenExpression();
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}
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public JRExpression getCloseExpression() {
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return ((JRHighLowDataset)this.parent).getCloseExpression();
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}
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public JRExpression getVolumeExpression() {
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return ((JRHighLowDataset)this.parent).getVolumeExpression();
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}
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private static class HighLowElement {
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Date date;
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Number high;
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Number low;
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Number open;
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Number close;
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Number volume;
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public HighLowElement(Date date, Number high, Number low, Number open, Number close, Number volume) {
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if (date == null)
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throw new JRRuntimeException("Date value is null in high-low series.");
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this.date = date;
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if (high == null)
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throw new JRRuntimeException("High value is null in high-low series.");
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this.high = high;
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if (low == null)
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throw new JRRuntimeException("Low value is null in high-low series.");
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this.low = low;
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if (open == null)
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throw new JRRuntimeException("Open value is null in high-low series.");
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this.open = open;
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if (close == null)
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throw new JRRuntimeException("Close value is null in high-low series.");
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this.close = close;
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if (volume == null)
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throw new JRRuntimeException("Volume value is null in high-low series.");
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this.volume = volume;
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}
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public Date getDate() {
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return this.date;
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}
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public void setDate(Date date) {
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this.date = date;
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}
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public Number getHigh() {
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return this.high;
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}
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public void setHigh(Number high) {
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this.high = high;
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}
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public Number getLow() {
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return this.low;
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}
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public void setLow(Number low) {
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this.low = low;
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}
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public Number getOpen() {
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return this.open;
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}
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public void setOpen(Number open) {
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this.open = open;
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}
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public Number getClose() {
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return this.close;
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}
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public void setClose(Number close) {
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this.close = close;
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}
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public Number getVolume() {
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return this.volume;
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}
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public void setVolume(Number volume) {
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this.volume = volume;
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}
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}
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public byte getDatasetType() {
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return 7;
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}
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public void collectExpressions(JRExpressionCollector collector) {
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collector.collect(this);
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}
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public JRHyperlink getItemHyperlink() {
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return ((JRHighLowDataset)this.parent).getItemHyperlink();
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}
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public boolean hasItemHyperlink() {
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return !JRHyperlinkHelper.isEmpty(getItemHyperlink());
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}
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public List getItemHyperlinks() {
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return this.itemHyperlinks;
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}
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public void validate(JRVerifier verifier) {
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verifier.verify(this);
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}
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}
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