protected String getMappingString() {
        StringBuilder sb = new StringBuilder();
        final int schemaSize = uriMap.size();
        final int domainSize = patternMap.size();
        int s = 0, d = 0;
        for (String schema: uriMap.keySet()) {
            if (s > 0) sb.append(", ");
            sb.append(schema);
            s++;
            if (s > 2 && schemaSize > 3) {
                sb.append(", ");
                sb.append(schemaSize - s);
                sb.append(" more");
                break;
            }
        }
        if (schemaSize > 0 && domainSize > 0) sb.append("; ");
        for (Pattern domain: patternMap.keySet()) {
            if (d > 0) sb.append(", ");
            sb.append(domain.pattern());
            d++;
            if (d > 2 && domainSize > 3) {
                sb.append(", ");
                sb.append(domainSize - s);
                sb.append(" more");
                break;
            }
        }
        return sb.toString();
    }
protected String getMappingString ( ) { StringBuilder sb = new StringBuilder ( ) ; final int schemaSize = uriMap . size ( ) ; final int domainSize = patternMap . size ( ) ; int s = 0 , d = 0 ; for ( String schema : uriMap . keySet ( ) ) { if ( s > 0 ) sb . append ( ", " ) ; sb . append ( schema ) ; s ++ ; if ( s > 2 && schemaSize > 3 ) { sb . append ( ", " ) ; sb . append ( schemaSize - s ) ; sb . append ( " more" ) ; break ; } } if ( schemaSize > 0 && domainSize > 0 ) sb . append ( "; " ) ; for ( Pattern domain : patternMap . keySet ( ) ) { if ( d > 0 ) sb . append ( ", " ) ; sb . append ( domain . pattern ( ) ) ; d ++ ; if ( d > 2 && domainSize > 3 ) { sb . append ( ", " ) ; sb . append ( domainSize - s ) ; sb . append ( " more" ) ; break ; } } return sb . toString ( ) ; }
string representation for debugging purposes