Method parseAuthority

lib/java/net/URI.java:484–552

determine the host, port and userinfo if the authority parses successfully to a server based authority behavour in error cases: if forceServer is true, throw URISyntaxException with the proper diagnostic messages. if forceServer is false assume this is a registry based uri, and just return leaving

(boolean forceServer)

         * regardless of the forceServer parameter e.g. malformed ipv6 address
         */
        private void parseAuthority(boolean forceServer)
                throws URISyntaxException {
            if (authority == null) {
                return;
            }

            String temp, tempUserinfo = null, tempHost = null;
            int index, hostindex = 0;
            int tempPort = -1;

            temp = authority;
            index = temp.indexOf('@');
            if (index != -1) {
                // remove user info
                tempUserinfo = temp.substring(0, index);
                validateUserinfo(authority, tempUserinfo, 0);
                temp = temp.substring(index + 1); // host[:port] is left
                hostindex = index + 1;
            }

            index = temp.lastIndexOf(':');
            int endindex = temp.indexOf(']');

            if (index != -1 && endindex < index) {
                // determine port and host
                tempHost = temp.substring(0, index);

                if (index < (temp.length() - 1)) { // port part is not empty
                    try {
                        tempPort = Integer.parseInt(temp.substring(index + 1));
                        if (tempPort < 0) {
                            if (forceServer) {
                                throw new URISyntaxException(
                                        authority,
                                        Messages.getString("luni.8B"), hostindex + index + 1); //$NON-NLS-1$
                            }
                            return;
                        }
                    } catch (NumberFormatException e) {
                        if (forceServer) {
                            throw new URISyntaxException(authority, Messages
                                    .getString("luni.8B"), hostindex + index + 1); //$NON-NLS-1$
                        }
                        return;
                    }
                }
            } else {
                tempHost = temp;
            }

            if (tempHost.equals("")) { //$NON-NLS-1$
                if (forceServer) {
                    throw new URISyntaxException(authority, Messages
                            .getString("luni.A0"), hostindex); //$NON-NLS-1$
                }
                return;
            }