com.msi.dns53.server.query.GetChange.java Source code

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Here is the source code for com.msi.dns53.server.query.GetChange.java

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/*
 * TopStack (c) Copyright 2012-2013 Transcend Computing, Inc.
 *
 * 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 com.msi.dns53.server.query;

import java.util.Date;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.hibernate.Session;

import com.amazonaws.services.route53.model.ChangeInfo;
import com.amazonaws.services.route53.model.GetChangeRequest;
import com.amazonaws.services.route53.model.GetChangeResult;
import com.generationjava.io.xml.XMLNode;
import com.msi.dns53.server.AccessMySQL;
import com.msi.dns53.server.DNS53Constants;
import com.msi.dns53.server.DNS53Faults;
import com.msi.dns53.util.DNS53QueryUtil;
import com.msi.tough.core.SlashObject;
import com.msi.tough.query.AbstractHeaderAction;
import com.msi.tough.query.ErrorResponse;
import com.msi.tough.query.MarshallStruct;

public class GetChange extends AbstractHeaderAction<GetChangeResult> {

    @Override
    public String marshall(MarshallStruct<GetChangeResult> input, HttpServletResponse resp) throws Exception {
        GetChangeResult result = input.getMainObject();
        ChangeInfo ci = result.getChangeInfo();
        XMLNode response = new XMLNode(DNS53Constants.GETCHANGERESPONSE);
        response.addAttr(DNS53Constants.XMLNS, DNS53Constants.XMLNS_VALUE);
        if (ci != null) {
            DNS53QueryUtil.marshallChangeInfo(ci, response);
        }
        return response.toString();
    }

    public GetChangeRequest unmarshall(HttpServletRequest req) {
        GetChangeRequest request = new GetChangeRequest();
        SlashObject so = new SlashObject(req.getPathInfo());
        List<String> paths = so.getList();
        if (paths.size() != 3) {
            throw DNS53Faults.InternalError();
        }
        String zoneId = paths.get(2);
        request.setId(zoneId);
        return request;
    }

    @Override
    public GetChangeResult process0(Session session, HttpServletRequest req, HttpServletResponse resp,
            Map<String, String[]> map) throws Exception {
        GetChangeRequest request = unmarshall(req);
        return getChange(request);
    }

    private GetChangeResult getChange(GetChangeRequest request) throws ErrorResponse {
        AccessMySQL sqlaccess = AccessMySQL.getInstance();
        GetChangeResult result = new GetChangeResult();

        String[] changeRecord = sqlaccess.getChange(request.getId());
        if (changeRecord[0] == null) { //result empty -> changeID not existing -> AccessDenied
            throw DNS53Faults.NoSuchChange(request.getId());
        }

        ChangeInfo ci = new ChangeInfo();
        ci.setId(changeRecord[0]);
        ci.setStatus(changeRecord[1]);
        String date = changeRecord[2];
        Date submittedAt = new Date(date);
        ci.setSubmittedAt(submittedAt);

        result.setChangeInfo(ci);

        return result;
    }
}