Retrieve the bounding box and the URL of all Web links on the page.
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import com.pdflib.pCOS;
import com.pdflib.pCOSException;
import com.pdflib.cookbook.pcos.pcos_cookbook_example;
/**
* Retrieve bounding box and URL of all Web links on the page.
* <p>
* Required software: pCOS interface 3 (pCOS 2.x, PDFlib 7.x, TET 2.2,
* PLOP 3.x)<br>
* Required data: PDF document
*
* @version $Id: weblinks.java,v 1.3 2007/09/19 08:45:30 stm Exp $
*/
public class weblinks extends pcos_cookbook_example {
/* This is where the data files are. Adjust as necessary. */
private final static String SEARCH_PATH = "../input";
public void example_code(pCOS p, String filename) throws pCOSException, Exception {
/* Open the PDF document */
int doc = p.open_document(filename, "");
if (doc == -1)
throw new Exception("Error: " + p.get_errmsg());
System.out.println("File name: " + p.get_string(doc, "filename"));
int pagecount = (int) p.get_number(doc, "length:pages");
for (int page = 0; page < pagecount; page++) {
String objtype = p.get_string(doc,
"type:pages[" + page + "]/Annots");
if (objtype.equals("null"))
continue;
int anncount = (int) p.get_number(doc,
"length:pages[" + page + "]/Annots");
if (anncount == 0)
continue;
for (int ann = 0; ann < anncount; ann++) {
String subtype = p.get_string(doc,
"pages[" + page + "]/Annots[" + ann + "]/Subtype");
if (!subtype.equals("Link"))
continue;
objtype = p.get_string(doc,
"type:pages[" + page + "]/Annots[" + ann + "]/A/URI");
if (objtype.equals("string")) {
String url = p.get_string(doc,
"pages[" + page + "]/Annots[" + ann + "]/A/URI");
System.out.println("Page " + (page + 1) + ": " + url);
for (int j = 0; j < 4; j++) {
System.out.print(
p.get_number(doc,
"pages[" + page + "]"
+ "/Annots[" + ann + "]/Rect[" + j + "]")
+ " ");
}
System.out.println();
}
}
}
p.close_document(doc);
}
public weblinks(String[] argv, String readable_name,
String search_path, String full_rcs_file_name, String revision) {
super(argv, readable_name, search_path, full_rcs_file_name, revision);
}
public static void main(String argv[]) {
weblinks example = new weblinks(argv,
"Weblink data", SEARCH_PATH,
"$RCSfile: weblinks.java,v $", "$Revision: 1.3 $");
example.execute();
}
}