NameRegister.java

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package javax.jmdns.impl;

import java.net.InetAddress;

public interface NameRegister {

    public enum NameType {
        HOST,
        SERVICE,
    }

    public static class UniqueNamePerInterface implements NameRegister {

        /*
         * (non-Javadoc)
         * @see javax.jmdns.impl.NameRegister#register(java.net.InetAddress, java.lang.String, javax.jmdns.impl.NameRegister.NameType)
         */
        @Override
        public void register(InetAddress networkInterface, String name, NameType type) {
            // TODO Auto-generated method stub

        }

        /*
         * (non-Javadoc)
         * @see javax.jmdns.impl.NameRegister#checkName(java.net.InetAddress, java.lang.String, javax.jmdns.impl.NameRegister.NameType)
         */
        @Override
        public boolean checkName(InetAddress networkInterface, String name, NameType type) {
            // TODO Auto-generated method stub
            return false;
        }

        /*
         * (non-Javadoc)
         * @see javax.jmdns.impl.NameRegister#incrementHostName(java.net.InetAddress, java.lang.String, javax.jmdns.impl.NameRegister.NameType)
         */
        @Override
        public String incrementHostName(InetAddress networkInterface, String name, NameType type) {
            // TODO Auto-generated method stub
            return null;
        }

    }

    public static class UniqueNameAcrossInterface implements NameRegister {

        /*
         * (non-Javadoc)
         * @see javax.jmdns.impl.NameRegister#register(java.net.InetAddress, java.lang.String, javax.jmdns.impl.NameRegister.NameType)
         */
        @Override
        public void register(InetAddress networkInterface, String name, NameType type) {
            // TODO Auto-generated method stub

        }

        /*
         * (non-Javadoc)
         * @see javax.jmdns.impl.NameRegister#checkName(java.net.InetAddress, java.lang.String, javax.jmdns.impl.NameRegister.NameType)
         */
        @Override
        public boolean checkName(InetAddress networkInterface, String name, NameType type) {
            // TODO Auto-generated method stub
            return false;
        }

        /*
         * (non-Javadoc)
         * @see javax.jmdns.impl.NameRegister#incrementHostName(java.net.InetAddress, java.lang.String, javax.jmdns.impl.NameRegister.NameType)
         */
        @Override
        public String incrementHostName(InetAddress networkInterface, String name, NameType type) {
            // TODO Auto-generated method stub
            return null;
        }

    }

    public static class Factory {

        private static volatile NameRegister _register;

        public static void setRegistry(NameRegister register) throws IllegalStateException {
            if (_register != null) {
                throw new IllegalStateException("The register can only be set once.");
            }
            if (register != null) {
                _register = register;
            }
        }

        public static NameRegister getRegistry() {
            if (_register == null) {
                _register = new UniqueNamePerInterface();
            }
            return _register;
        }

    }

    public abstract void register(InetAddress networkInterface, String name, NameType type);

    public abstract boolean checkName(InetAddress networkInterface, String name, NameType type);

    public abstract String incrementHostName(InetAddress networkInterface, String name, NameType type);

}