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1 package de.mpiwg.anteater.places.impl;
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2
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3 import java.net.URI;
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4
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5 import javax.ws.rs.core.MediaType;
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6 import javax.ws.rs.core.MultivaluedMap;
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7 import javax.ws.rs.core.UriBuilder;
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8
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9 import com.sun.jersey.api.client.Client;
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10 import com.sun.jersey.api.client.UniformInterfaceException;
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11 import com.sun.jersey.api.client.WebResource;
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12 import com.sun.jersey.api.client.config.ClientConfig;
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13 import com.sun.jersey.api.client.config.DefaultClientConfig;
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14 import com.sun.jersey.core.util.MultivaluedMapImpl;
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15
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16 import de.mpiwg.anteater.logging.IAnteaterLogger;
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17 import de.mpiwg.anteater.places.IPlaceFinder;
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18
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19 public class PlacemakerPlaceFinder implements IPlaceFinder {
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20
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21 public final static String COMPONENT_NAME = PlacemakerPlaceFinder.class.getSimpleName();
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22
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23 private IAnteaterLogger logger;
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24
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25 public PlacemakerPlaceFinder(IAnteaterLogger logger) {
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26 this.logger = logger;
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27 }
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28
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29 @Override
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30 public String findPlaces(String text) {
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31 logger.logMessage(COMPONENT_NAME, "Waiting 1 second to not be blocked by Yahoo! Placemaker...");
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32 try {
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33 Thread.sleep(1000);
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34 } catch (InterruptedException e) {
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35 // TODO Auto-generated catch block
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36 e.printStackTrace();
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37 }
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38 logger.logMessage(COMPONENT_NAME, "Sending place extraction request to Yahoo! Placemaker...");
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39
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40 ClientConfig config = new DefaultClientConfig();
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41 Client client = Client.create(config);
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42 WebResource service = client.resource(getBaseURI());
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43
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44 MultivaluedMap<String, String> values = new MultivaluedMapImpl();
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45 values.add("documentContent", text);
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46 values.add("documentType", "text/plain");
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47 values.add("appid",
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48 "nV7rNc_V34F5EjG5VjBaFxIxpwxemBhUa0h4N2To8CnfjVBBmLrTVOgaCsXXU7EP");
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49
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50 String result = "";
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51 try {
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52 result = service.accept(MediaType.TEXT_XML).post(String.class, values);
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53 } catch (UniformInterfaceException ex) {
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54 logger.logMessage(COMPONENT_NAME, "Received exception from Placemaker: " + ex.getMessage());
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55 }
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56
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57 return result;
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58 }
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59
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60 private static URI getBaseURI() {
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61 return UriBuilder.fromUri("http://wherein.yahooapis.com/").path("v1")
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62 .path("document").build();
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63 }
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64
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65 }
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