Related Records Data

CopiedString moduleAPIName = "Leads";
Long recordId = 3477061000005177002l;
String relatedListAPIName = "Products";

//Get instance of RelatedRecordsOperations Class that takes relatedListAPIName, recordId and moduleAPIName as parameter
RelatedRecordsOperations relatedRecordsOperations = new RelatedRecordsOperations(relatedListAPIName, recordId, moduleAPIName);

//Get instance of ParameterMap Class
ParameterMap paramInstance = new ParameterMap();

paramInstance.add(GetRelatedRecordsParam.PAGE, 1);

paramInstance.add(GetRelatedRecordsParam.PER_PAGE, 2);

//Get instance of HeaderMap Class
HeaderMap headerInstance = new HeaderMap();

OffsetDateTime startdatetime = OffsetDateTime.of(2019, 06, 01, 10, 00, 01, 00, ZoneOffset.of("+05:30"));

headerInstance.add(GetRelatedRecordsHeader.IF_MODIFIED_SINCE, startdatetime);

//Call getRelatedRecords method that takes paramInstance, headerInstance as parameter
APIResponse < ResponseHandler > response = relatedRecordsOperations.getRelatedRecords(paramInstance, headerInstance);

Copiedpackage com.zoho.crm.api.sample.restapi.relatedrecords;
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import javax.net.ssl.SSLContext;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpUriRequest;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.conn.ssl.NoopHostnameVerifier;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.util.EntityUtils;
public class RelatedRecordsData 
{
	private static void getRelatedRecords()
	{
		try
		{
			HttpClientBuilder httpClientBuilder = HttpClientBuilder.create();
			SSLContext sslContext = SSLContext.getDefault();
			SSLConnectionSocketFactory sslConnectionSocketFactory = new SSLConnectionSocketFactory(sslContext, NoopHostnameVerifier.INSTANCE);
			CloseableHttpClient httpclient = httpClientBuilder.setSSLSocketFactory(sslConnectionSocketFactory).build();
			URIBuilder uriBuilder = new URIBuilder("https://www.zohoapis.com/crm/v2.1/Leads/34770617711001/Attachments");
			uriBuilder.addParameter("page", "1");
			uriBuilder.addParameter("per_page", "2");
			HttpUriRequest requestObj = new HttpGet(uriBuilder.build());
			requestObj.addHeader("Authorization", "Zoho-oauthtoken 1000.xxxxxxx.xxxxxxx");
			requestObj.addHeader("If-Modified-Since", "2019-09-12T17:59:50+05:30");
			HttpResponse response = httpclient.execute(requestObj);
			HttpEntity responseEntity = response.getEntity();
			System.out.println("HTTP Status Code : " + response.getStatusLine().getStatusCode());
			if(responseEntity != null)
			{
				Object responseObject = EntityUtils.toString(responseEntity);
				String responseString = responseObject.toString();
				System.out.println(responseString);
			}
		}
		catch(Exception ex)
		{
			ex.printStackTrace();
		}
	}
	private static void getRelatedRecord()
	{
		try
		{
			HttpClientBuilder httpClientBuilder = HttpClientBuilder.create();
			SSLContext sslContext = SSLContext.getDefault();
			SSLConnectionSocketFactory sslConnectionSocketFactory = new SSLConnectionSocketFactory(sslContext, NoopHostnameVerifier.INSTANCE);
			CloseableHttpClient httpclient = httpClientBuilder.setSSLSocketFactory(sslConnectionSocketFactory).build();
			URIBuilder uriBuilder = new URIBuilder("https://www.zohoapis.com/crm/v2.1/Leads/34770617711001/Products/34770617081077");
			HttpUriRequest requestObj = new HttpGet(uriBuilder.build());
			requestObj.addHeader("Authorization", "Zoho-oauthtoken 1000.xxxxxxx.xxxxxxx");
			requestObj.addHeader("If-Modified-Since", "2021-10-12T17:59:50+05:30");
			HttpResponse response = httpclient.execute(requestObj);
			HttpEntity responseEntity = response.getEntity();
			System.out.println("HTTP Status Code : " + response.getStatusLine().getStatusCode());
			if(responseEntity != null)
			{
				if(uriBuilder.toString().contains("Attachments") && response.containsHeader("Content-Disposition"))
				{
					String contentDisposition = response.getFirstHeader("Content-Disposition").getValue();
					String fileName = contentDisposition.split("=")[1];
					if(fileName.contains("''"))
			        {
			            fileName = fileName.split("''")[1];
			        }
					if(fileName.contains("\""))
			        {
			        	fileName = fileName.replace("\"", "");
			        }
					//Create a file instance with the absolute_file_path
					File file = new File("/Users/username/Desktop" + File.separatorChar + fileName);
					//Get InputStream from the response
					InputStream is = responseEntity.getContent();
					//Create an OutputStream for the destination file
					OutputStream os = new FileOutputStream(file);
					byte[] buffer = new byte[1024];
			        int bytesRead;
			        //read the InputStream till the end
			        while((bytesRead = is.read(buffer)) != -1)
			        {
			        	//write data to OutputStream
			        	os.write(buffer, 0, bytesRead);
			        }
			        //Close the InputStream
			        is.close();
			        //Flush and close the OutputStream
			        os.flush();
			        os.close();
				}
				else
				{
					Object responseObject = EntityUtils.toString(responseEntity);
					String responseString = responseObject.toString();
					System.out.println(responseString);
				}
			}
		}
		catch(Exception ex)
		{
			ex.printStackTrace();
		}
	}
	public static void main(String[] args) 
	{
		getRelatedRecords();
		getRelatedRecord();
	}
}