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Creating IS model refs #4023 

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/private/luca.frosini/information-system-model@128746 82a268e6-3cf1-43bd-a215-b396298e98cf
This commit is contained in:
Luca Frosini 2016-05-20 12:47:41 +00:00
parent da27ceb1f2
commit 214562bc75
1 changed files with 40 additions and 26 deletions
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66
src/main/java/org/gcube/informationsystem/impl/utils/Entities.java
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@ -15,53 +15,67 @@ import com.fasterxml.jackson.databind.ObjectMapper;
* @author Luca Frosini (ISTI - CNR) http://www.lucafrosini.com/
*/
public class Entities {
protected static final ObjectMapper mapper = new ObjectMapper();
/**
* Write the serialisation of a given resource to a given stream.
* Write the serialization of a given resource to a given
* {@link OutputStream} .
*
* @param resource the resource
* @param stream the stream in input
* @throws IOException
* @throws JsonMappingException
* @throws JsonGenerationException
* @throws IOException
* @throws JsonMappingException
* @throws JsonGenerationException
*/
public static <T extends OutputStream> T marshal(Object resource,T stream) throws JsonGenerationException, JsonMappingException, IOException {
public static <T extends OutputStream> T marshal(Object resource, T stream)
throws JsonGenerationException, JsonMappingException, IOException {
mapper.writeValue(stream, resource);
return stream;
}
/**
* Write the serialisation of a given resource to a given character stream.
* Write the serialization of a given resource to a given {@link Writer} .
* @param resource the resource
* @param stream the stream in input
* @throws IOException
* @throws JsonMappingException
* @throws JsonGenerationException
* @param writer the writer in input
* @throws IOException
* @throws JsonMappingException
* @throws JsonGenerationException
*/
public static <T extends Writer> T marshal(Object resource,T stream) throws JsonGenerationException, JsonMappingException, IOException {
mapper.writeValue(stream, resource);
return stream;
public static <T extends Writer> T marshal(Object resource, T writer)
throws JsonGenerationException, JsonMappingException, IOException {
mapper.writeValue(writer, resource);
return writer;
}
public static <T> T unmarshal(Class<T> resourceClass, Reader reader) throws JsonParseException, JsonMappingException, IOException {
/**
* Creates a resource of given class from its serialization in a given
* {@link Reader}.
* @param resourceClass the class of the resource
* @param reader the reader
* @return the resource
* @throws JsonParseException
* @throws JsonMappingException
* @throws IOException
*/
public static <T> T unmarshal(Class<T> resourceClass, Reader reader)
throws JsonParseException, JsonMappingException, IOException {
return mapper.readValue(reader, resourceClass);
}
/**
* Creates a resource of given class from its serialisation in a given {@link InputStream}.
* Creates a resource of given class from its serialization in a given
* {@link InputStream}.
* @param resourceClass the class of the resource
* @param stream the stream
* @return the resource
* @throws IOException
* @throws JsonMappingException
* @throws JsonParseException
* @throws IOException
* @throws JsonMappingException
* @throws JsonParseException
*/
public static <T> T unmarshal(Class<T> resourceClass, InputStream stream) throws JsonParseException, JsonMappingException, IOException {
public static <T> T unmarshal(Class<T> resourceClass, InputStream stream)
throws JsonParseException, JsonMappingException, IOException {
return mapper.readValue(stream, resourceClass);
}
}