import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = ".*?(<h2 itemprop=\"name\">\\s*<a.*?</h2>\\s?|$)";
final String string = "<Лишний код>\n"
+ "<Лишний код>\n"
+ "<h2 itemprop=\"name\"><a href=\"https://site.ru/1page.html\">Page1</a></h2>\n"
+ "<Лишний код>\n"
+ "<Лишний код>\n"
+ "<Лишний код>\n"
+ "<h2 itemprop=\"name\"><a href=\"https://site.ru/2page.html\">Page2</a></h2>\n"
+ "<Лишний код>\n"
+ "<Лишний код>";
final String subst = "$1";
final Pattern pattern = Pattern.compile(regex, Pattern.CASE_INSENSITIVE | Pattern.DOTALL);
final Matcher matcher = pattern.matcher(string);
// The substituted value will be contained in the result variable
final String result = matcher.replaceAll(subst);
System.out.println("Substitution result: " + result);
}
}
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