import java.util.*;
import java.lang.*;
 
import java.util.regex.*;
 
class Main
{
	public static void main (String[] args) throws java.lang.Exception
	{
		StringBuilder sb = new StringBuilder();
        sb.append("This works with StringBuffers\n");
        sb.append("Authorization : Bearer eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9\n");
        sb.append("etc\n");
        Pattern p = Pattern.compile(".*Authorization : Bearer .*");
        Matcher m = p.matcher(sb.toString());
 
        System.out.println(m.replaceAll("Auth line redacted2"));
        //Pattern p = Pattern.matches("Authorization",sb);
       //System.out.println(p);
        //Matcher m = p.matcher(sb);
        //System.out.println(m.matches());
	}
}

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