it.uniroma2.art.sheet2rdf.header.SimpleGraphApplication Maven / Gradle / Ivy

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package it.uniroma2.art.sheet2rdf.header;

import org.eclipse.rdf4j.model.IRI;
import org.eclipse.rdf4j.model.impl.SimpleValueFactory;

import com.fasterxml.jackson.databind.JsonNode;

import it.uniroma2.art.sheet2rdf.utils.JsonConstants;
import org.eclipse.rdf4j.rio.ntriples.NTriplesUtil;

public class SimpleGraphApplication extends GraphApplication {
	
	private String nodeId; //id of the node that represent the subject in the s-p-o triple defined by the graph application
	private IRI property;
	private IRI type;	//in case of rangeType resource
	
	public SimpleGraphApplication() {
		super();
	}
	
	public String getNodeId() {
		return nodeId;
	}

	public void setNodeId(String nodeId) {
		this.nodeId = nodeId;
	}
	
	@Override
	public void removeNode(String nodeId) {
		if (this.nodeId.equals(nodeId)) {
			this.nodeId = null;
		}
	}

	public IRI getProperty() {
		return property;
	}
	
	public void setProperty(IRI property) {
		this.property = property;
	}
	
	public IRI getType() {
		return type;
	}
	
	public void setType(IRI type) {
		this.type = type;
	}
	
	@Override
	public void fromJson(JsonNode jsonNode) {
		SimpleValueFactory svf = SimpleValueFactory.getInstance();
		this.id = jsonNode.get(JsonConstants.SIMPLE_GRAPH_APPLICATION_ID).asText();
		String propertyJson = jsonNode.get(JsonConstants.SIMPLE_GRAPH_APPLICATION_PROPERY).asText();
		this.property = (!propertyJson.equals("null")) ? NTriplesUtil.parseURI(propertyJson, svf) : null;
		String typeJson = jsonNode.get(JsonConstants.SIMPLE_GRAPH_APPLICATION_TYPE).asText();
		this.type = (!typeJson.equals("null")) ? NTriplesUtil.parseURI(typeJson, svf) : null;
		this.nodeId = jsonNode.get(JsonConstants.SIMPLE_GRAPH_APPLICATION_NODE_ID).asText();
	}
	
	@Override
	public String toString() {
		String s = "";
		s += "id:\t" + this.id + "\n";
		s += "prop:\t" + (this.property != null ? this.property.stringValue() : null) + "\n";
		s += "type:\t" + (this.type != null ? this.type.stringValue() : null) + "\n";
		s += "nodeId:\t" + this.nodeId;
		return s;
	}
}