gcube-geonetwork-connector/src/main/java/org/gcube/data/access/connector/rest/GCubeRestClient.java

73 lines
2.7 KiB
Java

package org.gcube.data.access.connector.rest;
import java.util.Iterator;
import java.util.List;
import org.gcube.data.access.connector.rest.entity.AccessibleCredentialsEntity;
import org.gcube.data.access.connector.rest.entity.SDIEntity;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpMethod;
import org.springframework.http.ResponseEntity;
import org.springframework.web.client.RestTemplate;
import net.sf.json.JSONObject;
public class GCubeRestClient {
private static String CONTEXT_MANAGER = "CONTEXT_MANAGER";
private static String CONTEXT_USER = "CONTEXT_USER";
private Logger logger = LoggerFactory.getLogger(this.getClass());
public AccessibleCredentialsEntity getAccessibleCredentials(String url) {
logger.warn("REST call to URL: " + url);
RestTemplate restTemplate = new RestTemplate();
try {
String response = restTemplate.getForObject(url, String.class);
logger.warn("JSON response: \n" + response);
JSONObject jsonObject = JSONObject.fromObject(response);
return (AccessibleCredentialsEntity) JSONObject.toBean(jsonObject, AccessibleCredentialsEntity.class);
} catch (Exception e) {
logger.error("Error in getAccessibleCredentials() method: " + e.getMessage());
return new AccessibleCredentialsEntity();
}
}
public AccessibleCredentialsEntity getGeneralAccessibleCredentials(String url, String host) {
logger.warn("REST call to URL: " + url);
RestTemplate restTemplate = new RestTemplate();
try {
ResponseEntity<SDIEntity> response = restTemplate.exchange(url, HttpMethod.GET, null, SDIEntity.class);
String baseEndpoint = response.getBody().getGeonetworkConfiguration().getBaseEndpoint();
AccessibleCredentialsEntity result = new AccessibleCredentialsEntity();
if (baseEndpoint.contains(host)){
//get credentials from geonetworkConfiguration - to give priority on CONTEXT_MANAGER (if it exists), otherwise CONTEXT_USER
List<AccessibleCredentialsEntity> credentials = response.getBody().getGeonetworkConfiguration().getAccessibleCredentials();
Iterator<AccessibleCredentialsEntity> iter = credentials.iterator();
while (iter.hasNext()){
AccessibleCredentialsEntity entity = iter.next();
if (CONTEXT_MANAGER.equals(entity.getAccessType())){
result = entity;
}
if ((result.getAccessType() == null) && CONTEXT_USER.equals(entity.getAccessType())){
result = entity;
}
}
}
return result;
} catch (Exception e) {
logger.error("Error in getGeneralAccessibleCredentials() method: " + e.getMessage());
return new AccessibleCredentialsEntity();
}
}
}