public class UploadFile
{
public static void main(String a[])
{
try
{
String auth_token = "USER AUTH TOKEN"; 
String auth_scope = "crmapi";
String targetURL = "https://crm.zoho.com.cn/crm/private/xml/Leads/uploadFile";
String recordId = "RECORD ID";
String file = "FILE NAME";
File f = new File(file);
FileInputStream fis = new FileInputStream(f);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
int c;
while ((c = fis.read()) != -1)
{
bos.write(c);
}
byte[] fbArray = bos.toByteArray();
targetURL = targetURL + "?authtoken="+ auth_token +"&scope="+ auth_scope;
PartSource ps = new ByteArrayPartSource(file,fbArray);
PostMethod post =new PostMethod(targetURL);
Part[] fields = { new FilePart("content",ps), new StringPart("id", recordId), };
post.setRequestEntity(new MultipartRequestEntity(fields,post.getParams()));
HttpClient httpclient = new HttpClient();
httpclient.executeMethod(post);
String postResp = post.getResponseBodyAsString();
System.out.println("postResp===========> : "+postResp);
}
catch(Exception e)
{
e.printStackTrace();
}
}
}