package baidu.com;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map.Entry;

import org.apache.commons.lang3.StringUtils;

import com.baidubce.http.ApiExplorerClient;
import com.baidubce.model.ApiExplorerRequest;
import com.baidubce.http.HttpMethodName;
import com.baidubce.model.ApiExplorerResponse;
import com.baidubce.util.JsonUtils;

/**
 * 需要添加依赖
 * <dependency>
 *     <groupId>com.baidubce</groupId>
 *     <artifactId>api-explorer-sdk</artifactId>
 *     <version>1.0.3.1</version>
 * </dependency>
 */

public class Sample {
    public static void main(String[] args){

        // Access Key
        String ak = "your Access Key";
        // Secret Key
        String sk = "your Secret Key";
        String path = "https://cdn.baidubce.com/v2/dsa/stat/query";
        String headerJson = "{\"Content-Type\":\"application/json\",\"Accept\":\"application/json\"}";
        String queryJson = "{}";
        String jsonBody = "{\"metric\":\"pv\",\"startTime\":\"2019-03-20T06:00:00Z\",\"endTime\":\"2019-03-20T06:10:00Z\",\"period\":300,\"key_type\":0,\"key\":[\"cdaa.wonter.net\"],\"groupBy\":\"key\",\"level\":\"all\"}";

        ApiExplorerRequest request = new ApiExplorerRequest(HttpMethodName.POST, path);
        // 设置鉴权信息
        request.setCredentials(ak, sk);
        // 设置header参数
        HashMap<String, String> headerJsonMap = JsonUtils.fromJsonString(headerJson, HashMap.class);
        Iterator<Entry<String, String>> headerIterator = headerJsonMap.entrySet().iterator();
        while (headerIterator.hasNext()) {
            Entry<String, String> next = headerIterator.next();
            request.addHeaderParameter(next.getKey(), next.getValue());
        }
        // 设置query参数
        if(StringUtils.isNotEmpty(queryJson)){
            HashMap<String, String> QueryJsonMap = JsonUtils.fromJsonString(queryJson, HashMap.class);
            Iterator<Entry<String, String>> queryIterator = QueryJsonMap.entrySet().iterator();
            while (queryIterator.hasNext()) {
                Entry<String, String> next = queryIterator.next();
                request.addQueryParameter(next.getKey(), next.getValue());
            }
        }
        // 设置jsonBody参数
        if (StringUtils.isNotEmpty(jsonBody)) {
            request.setJsonBody(jsonBody);
        }
        ApiExplorerClient client = new ApiExplorerClient();
        try {
            ApiExplorerResponse response = client.sendRequest(request);
            // 返回结果格式为Json字符串
            System.out.println(response.getResult());
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

{
    "status": "ok",
    "details": [
        {"pv": 2145,"qps": 7,"timestamp": "2019-03-20T06:00:00Z","key": "cdaa.wonter.net"},
        {"pv": 2950,"qps": 9,"timestamp": "2019-03-20T06:05:00Z","key": "cdaa.wonter.net"}
    ],
    "count": 2
}