Application: gvSIG desktop » Library: org.gvsig.tools

package org.gvsig.tools.persistence.impl;

import java.util.HashMap;

import org.gvsig.tools.persistence.PersistenceManager;

import org.gvsig.tools.persistence.impl.exception.PersistenceDuplicateDomainNameException;

import org.gvsig.tools.persistence.impl.exception.PersistenceInvalidDomainNameException;

public class Domains extends HashMap {

        /**

         * 

         */

        private static final long serialVersionUID = 2234063626012628366L;

        public Domains() {

                super();

        }

        public void add(String name, String url) {

                this.put(name, url);

        }

        public String getUrl(String name) {

                return this.getUrl(name);

        }

        public Object put(String name, String url) {

                if (name == null) {

                        throw new PersistenceInvalidDomainNameException();

                }

                String currentUrl = (String) super.get(name);

                // Error if the provided domain URL is not the same as the 

                // previously stored one for the same domain

                if ( currentUrl != null && !currentUrl.equals(url)) {

                        throw new PersistenceDuplicateDomainNameException(name, currentUrl, url);

                }

                if( url == null ) {

                        url = PersistenceManager.DEFAULT_DOMAIN_URL;

                }

                return super.put(name, url);

        }

}