89 lines
3.1 KiB
Java
89 lines
3.1 KiB
Java
package nlphub;
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import java.io.BufferedReader;
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import java.io.InputStreamReader;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import javax.xml.stream.FactoryConfigurationError;
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import javax.xml.stream.XMLInputFactory;
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import javax.xml.stream.XMLStreamConstants;
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import javax.xml.stream.XMLStreamException;
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import javax.xml.stream.XMLStreamReader;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.gcube.data.analysis.nlphub.shared.Constants;
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import org.junit.Assert;
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import org.junit.Test;
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public class DiscoverDataMinerServiceTest {
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private static final Logger logger = LoggerFactory.getLogger(DiscoverDataMinerServiceTest.class);
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@Test
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public void discover() {
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if (Constants.TEST_ENABLE) {
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try {
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String dataMinerServiceUrl = null;
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String urlInformationSystem = "http://registry.d4science.org/icproxy/gcube/service/ServiceEndpoint/DataAnalysis/DataMiner?";
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logger.debug("Request url: " + urlInformationSystem);
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urlInformationSystem += "gcube-token=" + "f57441ac-b361-4c2d-992a-40db034f1b8c-843339462";
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URL url = new URL(urlInformationSystem);
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HttpURLConnection connection = null;
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connection = (HttpURLConnection) url.openConnection();
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connection.setRequestMethod("GET");
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connection.setDoInput(true);
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connection.setDoOutput(false);
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connection.setUseCaches(false);
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try (BufferedReader r = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
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dataMinerServiceUrl = readProfileInfo(r);
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}
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logger.debug("DataMinerServiceUrl: " + dataMinerServiceUrl);
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Assert.assertTrue(true);
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} catch (Throwable e) {
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logger.error("Error retrieving DataMinerServiceUrl: "+e.getLocalizedMessage(),e);
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Assert.fail("Error retrieving DataMinerServiceUrl: "+e.getLocalizedMessage());
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}
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} else {
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Assert.assertTrue(true);
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}
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}
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private String readProfileInfo(BufferedReader r) throws FactoryConfigurationError, XMLStreamException {
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String dataMinerServiceUrl = null;
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XMLInputFactory xmlInFact = XMLInputFactory.newInstance();
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XMLStreamReader reader = xmlInFact.createXMLStreamReader(r);
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while (reader.hasNext()) {
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int eventType = reader.next();
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if (eventType == XMLStreamConstants.START_ELEMENT) {
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logger.debug("Read Element: " + reader.getLocalName());
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if (reader.getLocalName().compareToIgnoreCase("EndPoint") == 0) {
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logger.debug("Attribute count:" + reader.getAttributeCount());
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for (int i = 0; i < reader.getAttributeCount(); i++) {
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logger.debug("Attribute Name: " + reader.getAttributeName(i));
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logger.debug("Attribute Value: " + reader.getAttributeValue(i));
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if (reader.getAttributeName(i).toString().compareToIgnoreCase("EntryName") == 0
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&& reader.getAttributeValue(i).toString()
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.compareToIgnoreCase("dataminer-prototypes.d4science.org") == 0) {
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dataMinerServiceUrl = reader.getElementText();
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dataMinerServiceUrl = dataMinerServiceUrl.replace("\\n", "").replace("\\r", "");
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logger.debug("DataMiner service url retrieved: " + dataMinerServiceUrl);
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return dataMinerServiceUrl;
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}
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}
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}
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}
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}
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return dataMinerServiceUrl;
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}
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}
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