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package dk.daoas.adressevedligehold.afstandandenrute;
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import java.util.Collection;
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import java.util.logging.Level;
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import com.google.gson.Gson;
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import dk.daoas.adressevedligehold.ServiceConfig;
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import dk.daoas.adressevedligehold.beans.Address;
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import dk.daoas.adressevedligehold.tasks.TaskLogger;
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import dk.daoas.adressevedligehold.util.HttpUtil;
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public class OSRMHelper {
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private TaskLogger logger = TaskLogger.getInstance();
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Gson gson = new Gson();
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final static int PORT = 5000;
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final String base_url = "http://" + ServiceConfig.getInstance().osrmHost + ":" + PORT;
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public Address getNearestTableHttp(Address a1, Collection<Address> haystack) throws Exception {
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Address bedsteAddress = null;
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Address hayArray[] = new Address[ haystack.size() ];
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haystack.toArray(hayArray);
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StringBuilder sb = new StringBuilder();
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sb.append(base_url);
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sb.append("/table?src=").append(a1.latitude).append(",").append(a1.longitude);
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for(int i = 0; i<hayArray.length; i++) {
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Address a = hayArray[i];
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sb.append("&dst=").append( a.latitude ).append(",").append(a.longitude);
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}
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try {
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String txtResponse = HttpUtil.getContentString(sb.toString(), 1000, "UTF-8");
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OSRMDistanceTable table = gson.fromJson(txtResponse, OSRMDistanceTable.class);
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if (table.status != 200) {
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logger.info("OSRM failed with message: " + table.status + " / "+ table.status_message);
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return null;
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}
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if ( table.distance_table[0].length != hayArray.length ) {
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logger.log(Level.SEVERE, "Wrong number of results in matrix " + table.distance_table[0].length);
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System.out.println("--------------");
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System.out.println("URL:");
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System.out.println(sb.toString());
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System.out.println("--------------");
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System.out.println("Response:");
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System.out.println(txtResponse);
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throw new Exception("Wrong number of results in matrix");
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}
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int bedsteTid = Integer.MAX_VALUE;
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for (int i = 0; i<table.distance_table[0].length; i++) {
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if (table.distance_table[0][i] < bedsteTid) {
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bedsteTid = table.distance_table[0][i];
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bedsteAddress = hayArray[i];
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}
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}
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} catch (Exception e) {
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logger.log(Level.SEVERE, "Lookup failed", e);
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System.out.println( sb.toString() );
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System.out.println( a1 );
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throw e; //Re-throw
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}
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//return gson.fromJson(txtResponse, OSRMResponse.class);
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return bedsteAddress;
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}
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}
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