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information-system-model
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Implementing entity management 

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/private/luca.frosini/information-system-model@130196 82a268e6-3cf1-43bd-a215-b396298e98cf
This commit is contained in:
Luca Frosini 2016-07-08 16:16:21 +00:00
parent 8f1171efec
commit 8cbb5b793a
2 changed files with 49 additions and 0 deletions
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46
src/main/java/org/gcube/informationsystem/impl/utils/Utility.java Normal file
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@ -0,0 +1,46 @@
/**
*
*/
package org.gcube.informationsystem.impl.utils;
import java.io.IOException;
import org.gcube.informationsystem.model.embedded.Header;
import org.gcube.informationsystem.model.entity.Entity;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
/**
* @author Luca Frosini (ISTI - CNR) http://www.lucafrosini.com/
*
*/
public class Utility {
private static Logger logger = LoggerFactory.getLogger(Utility.class);
public static String getUUIDFromJSONString(String json) throws JsonProcessingException, IOException {
logger.trace("Tryning to get UUID from {} of {} ", Header.class.getSimpleName(), json);
JsonNode jsonNode = getJSONNode(json);
JsonNode header = jsonNode.get(Entity.HEADER_PROPERTY);
String uuid = header.get(Header.UUID_PROPERTY).asText();
logger.trace("UUID got from {} is : {} ", json, uuid);
return uuid;
}
public static JsonNode getJSONNode(String json) throws JsonProcessingException, IOException {
if(json==null || json.compareTo("")==0){
return null;
}
logger.trace("Tryning to get Jsonnode from {}");
ObjectMapper mapper = new ObjectMapper();
JsonNode jsonNode = mapper.readTree(json);
return jsonNode;
}
}

3
src/main/java/org/gcube/informationsystem/model/relation/Relation.java
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@ -13,6 +13,9 @@ import org.gcube.informationsystem.model.entity.Entity;
*/
public interface Relation<Out extends Entity, In extends Entity> {
public static final String NAME = Relation.class.getSimpleName();
public static final String RELATION_PROPERTY = "relationProperty";
public static final String HEADER_PROPERTY = Entity.HEADER_PROPERTY;