Merge pull request #525 from tw-mosip/injiweb-1106-car-theme-changes

[INJIWEB-1106] : add charset header for downlaod vc

src/main/java/io/mosip/mimoto/service/impl/DataShareServiceImpl.java

@@ -22,6 +22,8 @@
 import org.springframework.util.AntPathMatcher;
 import org.springframework.util.LinkedMultiValueMap;
 import org.springframework.util.PathMatcher;
+import org.springframework.http.HttpMethod;
+import org.springframework.web.client.RestTemplate;
 
 import java.net.URL;
 
@@ -99,7 +101,13 @@ public  VCCredentialResponse downloadCredentialFromDataShare(PresentationRequest
                     ErrorConstants.RESOURCE_INVALID.getErrorCode(),
                     ErrorConstants.RESOURCE_INVALID.getErrorMessage());
         }
-        String vcCredentialResponseString = restApiClient.getApi(credentialsResourceUri, String.class);
+        RestTemplate restTemplate = new RestTemplate();
+        HttpHeaders headers = new HttpHeaders();
+        headers.add("Accept", "application/json");
+        headers.add("Accept-Charset", "UTF-8");
+
+        HttpEntity<String> entity = new HttpEntity<>(headers);
+        String vcCredentialResponseString = restTemplate.exchange(credentialsResourceUri, HttpMethod.GET, entity, String.class).getBody();
         if (vcCredentialResponseString == null) {
             throw new InvalidCredentialResourceException(
                     ErrorConstants.SERVER_UNAVAILABLE.getErrorCode(),