com.aliyun.datahub.model.serialize.CreateSubscriptionResultJsonDeser Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of aliyun-sdk-datahub Show documentation

There is a newer version: 2.25.6

package com.aliyun.datahub.model.serialize;

import com.aliyun.datahub.common.transport.Response;
import com.aliyun.datahub.common.util.JacksonParser;
import com.aliyun.datahub.exception.DatahubServiceException;
import com.aliyun.datahub.model.CreateSubscriptionRequest;
import com.aliyun.datahub.model.CreateSubscriptionResult;
import org.codehaus.jackson.JsonNode;
import org.codehaus.jackson.map.ObjectMapper;

import java.io.IOException;

public class CreateSubscriptionResultJsonDeser implements Deserializer {
    @Override
    public CreateSubscriptionResult deserialize(CreateSubscriptionRequest request, Response response) throws DatahubServiceException {
        if (!response.isOK()) {
            throw JsonErrorParser.getInstance().parse(response);
        }

        CreateSubscriptionResult rs = new CreateSubscriptionResult();

        ObjectMapper mapper = JacksonParser.getObjectMapper();
        JsonNode tree = null;
        try {
            tree = mapper.readTree(response.getBody());
        } catch (IOException e) {
            throw new DatahubServiceException(
                    "JsonParseError", "Parse body failed:" + response.getBody(), response);
        }

        rs.setSubId(tree.get("SubId").asText());

        return rs;
    }

    private CreateSubscriptionResultJsonDeser() {}

    private static CreateSubscriptionResultJsonDeser instance;

    public static CreateSubscriptionResultJsonDeser getInstance() {
        if (instance == null) {
            instance = new CreateSubscriptionResultJsonDeser();
        }
        return instance;
    }
}