org.apache.poi.examples.hslf.Hyperlinks Maven / Gradle / Ivy
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package org.apache.poi.examples.hslf;
import java.io.FileInputStream;
import java.util.List;
import java.util.Locale;
import org.apache.poi.hslf.usermodel.HSLFHyperlink;
import org.apache.poi.hslf.usermodel.HSLFSimpleShape;
import org.apache.poi.hslf.usermodel.HSLFSlide;
import org.apache.poi.hslf.usermodel.HSLFSlideShow;
import org.apache.poi.hslf.usermodel.HSLFTextParagraph;
import org.apache.poi.hslf.usermodel.HSLFTextRun;
/**
* Demonstrates how to read hyperlinks from a presentation
*/
@SuppressWarnings({"java:S106", "java:S4823"})
public final class Hyperlinks {
private Hyperlinks() {}
public static void main(String[] args) throws Exception {
for (String arg : args) {
try (FileInputStream is = new FileInputStream(arg);
HSLFSlideShow ppt = new HSLFSlideShow(is)) {
for (HSLFSlide slide : ppt.getSlides()) {
System.out.println("\nslide " + slide.getSlideNumber());
// read hyperlinks from the slide's text runs
System.out.println("- reading hyperlinks from the text runs");
slide.getTextParagraphs().stream().
flatMap(List::stream).
map(HSLFTextParagraph::getTextRuns).
flatMap(List::stream).
forEach(run -> out(run.getHyperlink(), run));
// in PowerPoint you can assign a hyperlink to a shape without text,
// for example to a Line object. The code below demonstrates how to
// read such hyperlinks
System.out.println("- reading hyperlinks from the slide's shapes");
slide.getShapes().stream().
filter(sh -> sh instanceof HSLFSimpleShape).
forEach(sh -> out(((HSLFSimpleShape) sh).getHyperlink(), null));
}
}
}
}
private static void out(HSLFHyperlink link, HSLFTextRun run) {
if (link == null) {
return;
}
String rawText = run == null ? null : run.getRawText();
//in ppt end index is inclusive
String formatStr = "title: %1$s, address: %2$s" + (rawText == null ? "" : ", start: %3$s, end: %4$s, substring: %5$s");
String line = String.format(Locale.ROOT, formatStr, link.getLabel(), link.getAddress(), link.getStartIndex(), link.getEndIndex(), rawText);
System.out.println(line);
}
}