private CharSequence trimWSP()

in main/src/main/java/org/apache/james/jdkim/tagvalue/TagValue.java [107:117]


    private CharSequence trimWSP(CharSequence data, int vStart, int vStop) {
        if (vStop < vStart - 1)
            throw new IllegalArgumentException("Stop must be >= than start");
        while (vStart <= vStop
                && (data.charAt(vStart) == ' ' || data.charAt(vStart) == '\t'))
            vStart++;
        while (vStart <= vStop
                && (data.charAt(vStop) == ' ' || data.charAt(vStop) == '\t'))
            vStop--;
        return data.subSequence(vStart, vStop + 1);
    }