/*
 * Copyright 2005-2011 the original author or authors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.wamblee.xmlrouter.impl;

import org.wamblee.xmlrouter.common.Id;
import org.wamblee.xmlrouter.config.Config;
import org.wamblee.xmlrouter.config.DocumentType;
import org.wamblee.xmlrouter.config.Filter;
import org.wamblee.xmlrouter.config.RouterConfig;
import org.wamblee.xmlrouter.config.Transformation;

// TODO implement copying of routerconfig. 

/**
 * Represents a single configuration set of a single configuration client of the
 * XML router.
 * 
 * @author Erik Brakkee
 */
public class SingleRouterConfig implements ExtendedRouterConfig {
    private Id<RouterConfig> id;

    private ExtendedConfig<DocumentType> documentTypes;
    private ExtendedConfig<Transformation> transformations;
    private ExtendedConfig<Filter> filters;

    /**
     * Constructs a router configuration.
     * 
     * @param aId
     *            Unique id for this configuration.
     */
    public SingleRouterConfig(Id<RouterConfig> aId) {
        id = aId;
        documentTypes = new ConfigImpl<DocumentType>(new Id<Config>(
            aId.getId() + ".documenttypes")) {
            @Override
            public DocumentType wrap(String aPrefix, DocumentType aT) {
                return new RobustDocumentType(aPrefix, aT);
            }
        };
        transformations = new ConfigImpl<Transformation>(new Id<Config>(
            aId.getId() + ".transformations")) {
            @Override
            public Transformation wrap(String aPrefix,
                Transformation aTransformation) {
                return new RobustTransformation(aPrefix, aTransformation);
            }
        };
        filters = new ConfigImpl<Filter>(new Id<Config>(aId.getId() +
            ".filters")) {
            @Override
            public Filter wrap(String aPrefix, Filter aFilter) {
                return new RobustFilter(aPrefix, aFilter);
            }
        };
    }

    @Override
    public Id<RouterConfig> getId() {
        return id;
    }

    @Override
    public Config<DocumentType> documentTypeConfig() {
        return documentTypes;
    }

    @Override
    public Config<Transformation> transformationConfig() {
        return transformations;
    }

    @Override
    public Config<Filter> filterConfig() {
        return filters;
    }

    @Override
    public boolean equals(Object aObj) {
        if (aObj == null) {
            return false;
        }
        if (!(aObj instanceof SingleRouterConfig)) {
            return false;
        }
        SingleRouterConfig obj = (SingleRouterConfig) aObj;

        return documentTypes.equals(obj.documentTypes) &&
            transformations.equals(obj.transformations) &&
            filters.equals(obj.filters);
    }

    @Override
    public int hashCode() {
        return documentTypes.hashCode() + transformations.hashCode() +
            filters.hashCode();
    }
}