import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "href=[^>]+\\.pdf\"";
final String string = "<li>Your browser may be missing a required plug-in contained in <a href=\"http://get.adobe.com/reader/\">Adobe Acrobat Reader</a>. Please reload this page after installing the missing component.<br />If this error persists, you can also save a copy of <a href=\"http://www.police.vt.edu/VTPD_v2.1/crime_stats/crime_logs/data/VT_2011-01_Crime_Log.pdf\">";
final Pattern pattern = Pattern.compile(regex, Pattern.DOTALL);
final Matcher matcher = pattern.matcher(string);
while (matcher.find()) {
System.out.println("Full match: " + matcher.group(0));
for (int i = 1; i <= matcher.groupCount(); i++) {
System.out.println("Group " + i + ": " + matcher.group(i));
}
}
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Java, please visit: https://docs.oracle.com/javase/7/docs/api/java/util/regex/Pattern.html