edu.usd.btl.REST.CategoriesResource.java Source code

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Here is the source code for edu.usd.btl.REST.CategoriesResource.java

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package edu.usd.btl.REST;

import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonNode;
import edu.usd.btl.ontology.BioPortalElement;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.UriInfo;
import javax.ws.rs.Consumes;
import javax.ws.rs.Produces;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.PUT;
import javax.enterprise.context.RequestScoped;
import edu.usd.btl.ontology.testFileRead;
import java.util.ArrayList;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.JsonNodeFactory;

/**
 * REST Web Service
 *
 * @author Tyler.Jones
 */
@Path("/categories")
@RequestScoped
public class CategoriesResource {

    @Context
    private UriInfo context;

    /**
     * Creates a new instance of CategoriesResource
     */
    public CategoriesResource() {
    }

    testFileRead test = new edu.usd.btl.ontology.testFileRead();

    /**
     * Retrieves representation of an instance of
     * edu.usd.btl.REST.CategoriesResource
     *
     * @return an instance of java.lang.String
     * @throws java.lang.Exception
     */
    @GET
    @Produces("application/json")
    public String getJson() throws Exception {
        ArrayList<BioPortalElement> nodeList = test.readOntologyFile();
        System.out.println("NodeList SIZE= " + nodeList.size());
        //BioPortalElement testElem = nodeList.get(0);

        ObjectMapper mapper = new ObjectMapper();

        return mapper.writeValueAsString(nodeList);
        //throw new UnsupportedOperationException();
    }

    @Path("/test")
    @GET
    @Produces("application/json")
    public String getTestJson() throws Exception {
        // Create the node factory that gives us nodes.
        JsonNodeFactory factory = new JsonNodeFactory(false);

        // create a json factory to write the treenode as json. for the example
        // we just write to console
        JsonFactory jsonFactory = new JsonFactory();
        JsonGenerator generator = jsonFactory.createGenerator(System.out);
        ObjectMapper mapper = new ObjectMapper();

        // the root node - album
        JsonNode album = factory.objectNode();
        mapper.writeTree(generator, album);

        return "null";
    }

    /**
     * PUT method for updating or creating an instance of CategoriesResource
     *
     * @param content representation for the resource
     * @return an HTTP response with content of the updated or created
     * resource.
     */
    @PUT
    @Consumes("application/json")
    public void putJson(String content

    ) {
    }
}