package net.sf.jasperreports.charts.util;

import java.util.Map;
import net.sf.jasperreports.engine.JRPrintHyperlink;
import org.jfree.chart.entity.ChartEntity;
import org.jfree.chart.entity.PieSectionEntity;

public class PieChartHyperlinkProvider implements ChartHyperlinkProvider {
  private static final long serialVersionUID = 10200L;
  
  private Map sectionHyperlinks;
  
  public PieChartHyperlinkProvider(Map sectionHyperlinks) {
    this.sectionHyperlinks = sectionHyperlinks;
  }
  
  public JRPrintHyperlink getEntityHyperlink(ChartEntity entity) {
    JRPrintHyperlink printHyperlink = null;
    if (hasHyperlinks() && entity instanceof PieSectionEntity) {
      PieSectionEntity pieEntity = (PieSectionEntity)entity;
      printHyperlink = (JRPrintHyperlink)this.sectionHyperlinks.get(pieEntity.getSectionKey());
    } 
    return printHyperlink;
  }
  
  public boolean hasHyperlinks() {
    return (this.sectionHyperlinks != null && this.sectionHyperlinks.size() > 0);
  }
}