Re: complex regex

From:
 "carlbernardi@gmail.com" <carlbernardi@gmail.com>
Newsgroups:
comp.lang.java.programmer
Date:
Wed, 10 Oct 2007 02:58:21 -0000
Message-ID:
<1191985101.871369.283440@50g2000hsm.googlegroups.com>
Funny, I think I found my answer. This way seamed to do the trick. Is
it possible to do the same thing with just Matcher.replaceAll()?

        String mat = "(<html><script><p><font><script>";
        String pat = "<[^>]*>";
        StringBuffer sb = new StringBuffer(mat);
        StringBuffer sb2 = new StringBuffer(mat);
        Pattern pattern = Pattern.compile(pat);
        Matcher matcher = pattern.matcher(mat);
        int start,end = 0;
        int newStart = 0;
        while(matcher.find()){
            start = matcher.start();
            end = matcher.end();
            System.out.println("old string ---
"+sb.substring(matcher.start(),matcher.end()).toString());
            if(sb.substring(start,end).indexOf("script") > -1){
                System.out.println("new string --- "+sb2.delete(start-
newStart,end-newStart).toString());
                newStart = sb.length() - sb2.length();
            }
            System.out.println(start+" "+end+" "+newStart);
        }

On Oct 9, 9:59 pm, "carlberna...@gmail.com" <carlberna...@gmail.com>
wrote:

HI,

I am new to java.util.regex package which I am using to detect each
time the javascript tag occurs in an html file and delete it. I tried
using the following code to find examples such as the ones below but
instead it finds the first occurrence of "<" and the last occurrence
of ">" which is not what I am looking for.

<script>
<script src="script.js">
</script>

        String mat = "<html><script><p><font></script>";
        String pat = "<*[\\x00-\\x7f]*jscript*[a-z0-9]*>";
        Pattern pattern = Pattern.compile(pat);
        Matcher matcher = pattern.matcher(mat);
        while(matcher.find()){
            System.out.println("Match: "+matcher.group()+"
Start:"+matcher.start()+" End:"+ matcher.end());
        }

output:
Match: <html><script><p><font><script> Start:0 End:39

i would be looking for an out put of:
Match: <script> Start:6 End:18
Match: <script> Start:27 End:18

Appreciate any input,

Carl

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