com.aliyun.mns.client.impl.queue.ListQueueAction Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of aliyun-sdk-mns Show documentation
There is a newer version: 1.3.1
/*
 * 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
 *
 *     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.aliyun.mns.client.impl.queue;

import com.aliyun.mns.client.impl.AbstractAction;
import com.aliyun.mns.common.ClientException;
import com.aliyun.mns.common.HttpMethod;
import com.aliyun.mns.common.auth.ServiceCredentials;
import com.aliyun.mns.common.http.RequestMessage;
import com.aliyun.mns.common.http.ResponseMessage;
import com.aliyun.mns.common.http.ServiceClient;
import com.aliyun.mns.common.parser.ResultParseException;
import com.aliyun.mns.common.parser.ResultParser;
import com.aliyun.mns.model.PagingListResult;
import com.aliyun.mns.model.QueueMeta;
import com.aliyun.mns.model.request.queue.ListQueueRequest;
import com.aliyun.mns.model.serialize.queue.QueueArrayDeserializer;
import java.net.URI;

import static com.aliyun.mns.common.MNSConstants.X_HEADER_MNS_MARKER;
import static com.aliyun.mns.common.MNSConstants.X_HEADER_MNS_QUEUE_PREFIX;
import static com.aliyun.mns.common.MNSConstants.X_HEADER_MNS_RET_NUMBERS;
import static com.aliyun.mns.common.MNSConstants.X_HEADER_MNS_WITH_META;

public class ListQueueAction extends AbstractAction> {

    public ListQueueAction(ServiceClient client, ServiceCredentials credentials, URI endpoint) {
        super(HttpMethod.GET, "ListQueue", client, credentials, endpoint);
    }

    @Override
    protected RequestMessage buildRequest(ListQueueRequest reqObject)
        throws ClientException {
        RequestMessage requestMessage = new RequestMessage();
        requestMessage.setResourcePath(reqObject.getRequestPath());
        if (reqObject.getPrefix() != null && !"".equals(reqObject.getPrefix())) {
            requestMessage.addHeader(X_HEADER_MNS_QUEUE_PREFIX, reqObject.getPrefix());
        }
        if (reqObject.getMarker() != null && !"".equals(reqObject.getMarker())) {
            requestMessage.addHeader(X_HEADER_MNS_MARKER, reqObject.getMarker());
        }
        if (reqObject.getMaxRet() != null) {
            requestMessage.addHeader(X_HEADER_MNS_RET_NUMBERS, reqObject.getMaxRet().toString());
        }
        if (reqObject.getWithMeta() != null) {
            requestMessage.addHeader(X_HEADER_MNS_WITH_META, reqObject.getWithMeta().toString());
        }

        return requestMessage;
    }

    @Override
    protected ResultParser> buildResultParser() {
        return new ResultParser>() {
            public PagingListResult parse(ResponseMessage response)
                throws ResultParseException {
                QueueArrayDeserializer deserializer = new QueueArrayDeserializer();
                try {
                    return deserializer.deserialize(response.getContent());
                } catch (Exception e) {
                    throw new ResultParseException("Unmarshal error,cause by:"
                        + e.getMessage(), e);
                }
            }
        };
    }

}