NetworkFullResource.java

package org.cytoscape.rest.internal.resource;

import java.util.Set;

import javax.inject.Singleton;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;

import org.cytoscape.model.CyNetwork;

import com.qmino.miredot.annotations.ReturnType;

@Singleton
@Path("/v1/networks.json")
public class NetworkFullResource extends AbstractResource {

	public NetworkFullResource() {
		super();
	}
	
	/**
	 * 
	 * Returns full list of network data as a JSON array.
	 * JSON is in <a href="http://cytoscape.github.io/cytoscape.js/">Cytoscape.js</a> 
	 * format.  If no query parameter is given, returns all networks in current session.
	 * 
	 * @summary Get networks in Cytoscape.js JSON format
	 * 
	 * @param column Optional.  Network table column name to be used for search.
	 * @param query Optional.  Search query.
	 * 
	 * @return Matched networks in Cytoscape.js JSON.  If no query is given, all networks.
	 * 
	 */
	@GET
	@Path("/")
	@Produces(MediaType.APPLICATION_JSON + "; charset=UTF-8")
	@ReturnType("java.util.List<org.cytoscape.rest.internal.model.CyJsNetwork>")
	public String getNetworks(@QueryParam("column") String column, @QueryParam("query") String query) {
		Set<CyNetwork> networks;
		
		if (column == null && query == null) {
			networks = networkManager.getNetworkSet();
		} else {
			if(column == null || column.length() == 0) {
				throw getError("Column name parameter is missing.", new IllegalArgumentException(), Response.Status.INTERNAL_SERVER_ERROR);
			}
			if(query == null || query.length() == 0) {
				throw getError("Query parameter is missing.", new IllegalArgumentException(), Response.Status.INTERNAL_SERVER_ERROR);
			}
			networks = getNetworksByQuery(query, column);
		}
		
		return getNetworksAsString(networks);
	}


	private final String getNetworksAsString(final Set<CyNetwork> networks) {
		if (networks.isEmpty()) {
			return "[]";
		}

		final StringBuilder result = new StringBuilder();
		result.append("[");

		for (final CyNetwork network : networks) {
			result.append(getNetworkString(network));
			result.append(",");
		}
		String jsonString = result.toString();
		jsonString = jsonString.substring(0, jsonString.length() - 1);

		return jsonString + "]";
	}
}