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 * Licensed to the Apache Software Foundation (ASF) under one   *
 * or more contributor license agreements.  See the NOTICE file *
 * distributed with this work for additional information        *
 * regarding copyright ownership.  The ASF licenses this file   *
 * to you 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   *
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 *   http://www.apache.org/licenses/LICENSE-2.0                 *
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 * 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.apache.james.domainlist.lib;

import java.util.List;
import java.util.Optional;

import javax.inject.Inject;
import javax.management.NotCompliantMBeanException;
import javax.management.StandardMBean;

import org.apache.james.core.Domain;
import org.apache.james.domainlist.api.DomainList;
import org.apache.james.domainlist.api.DomainListException;
import org.apache.james.domainlist.api.DomainListManagementMBean;

import com.github.steveash.guavate.Guavate;

public class DomainListManagement extends StandardMBean implements DomainListManagementMBean {

    private DomainList domainList;

    public DomainListManagement() throws NotCompliantMBeanException {
        super(DomainListManagementMBean.class);
    }

    @Inject
    public void setDomainList(DomainList domainList) {
        this.domainList = domainList;
    }

    @Override
    public void addDomain(String domain) throws Exception {
        try {
            domainList.addDomain(Domain.of(domain));
        } catch (DomainListException e) {
            throw new Exception(e.getMessage());
        }
    }

    @Override
    public boolean containsDomain(String domain) throws Exception {
        try {
            return domainList.containsDomain(Domain.of(domain));
        } catch (DomainListException e) {
            throw new Exception(e.getMessage());
        }
    }

    @Override
    public List<String> getDomains() throws Exception {
        try {
            return domainList.getDomains()
                .stream()
                .map(Domain::name)
                .collect(Guavate.toImmutableList());
        } catch (DomainListException e) {
            throw new Exception(e.getMessage());
        }
    }

    @Override
    public void removeDomain(String domain) throws Exception {
        try {
            domainList.removeDomain(Domain.of(domain));
        } catch (DomainListException e) {
            throw new Exception(e.getMessage());
        }
    }

    @Override
    public String getDefaultDomain() throws Exception {
        try {
            return Optional.ofNullable(domainList.getDefaultDomain()).map(Domain::name).orElse(null);
        } catch (DomainListException e) {
            throw new Exception(e.getMessage());
        }

    }

}
