import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "fromTo:\\h+([A-Z]+=[^\\s,=]+(?:,[A-Z]+=[^\\s,=]+)*)";
final String string = "fromTo: NT=xxx_bt_bsns_m,OD=ntis,OS=wnd,SX=xs,SZ=ddp,\n"
+ "fromTo: NT=xds_bt2_bswns_m,OD=nis,OS=wnd,SX=xs,SZ=ddp,\n"
+ "fromTo: NT=xxa_bt1_b1ns_m,OD=nts,OS=nd,SX=xs,SZ=ddp\n"
+ "fromTo: NT=xxa_bt1_b1ns_m,OD=nts,OS=nd,SX=xs,SZ=ddp,NT=aaaaaa fromTo: NT=bbbbbbbbb";
final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE);
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