Android Open Source - android-google-places-master Query Builder

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Back to project page android-google-places-master.

License

The source code is released under:

MIT License

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Java Source Code

package com.a2plab.googleplaces.query;
/*from  ww  w  .  j  a  va  2s  .co  m*/
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

import android.util.Log;

import com.google.api.client.http.GenericUrl;
import com.google.api.client.http.HttpHeaders;
import com.google.api.client.http.HttpRequest;
import com.google.api.client.http.HttpRequestFactory;
import com.google.api.client.http.HttpRequestInitializer;
import com.google.api.client.http.HttpTransport;
import com.google.api.client.http.javanet.NetHttpTransport;
import com.google.api.client.json.JsonObjectParser;
import com.google.api.client.json.gson.GsonFactory;


/**
 * @author Giuseppe Mastroeni - aka: Kataklisma E-Mail: m.giuseppe@a2plab.com
 * 
 */
class QueryBuilder {

  private static final HttpTransport HTTP_TRANSPORT = new NetHttpTransport();
  private HashMap<String, String> parameters = new HashMap<String, String>();

  /**
   * @param name
   * @param value
   */
  protected void addParameter(String name, String value) {
    parameters.put(name, value);
  }

  /**
   * @param name
   * @return
   */
  protected String getParameter(String name) {
    return parameters.get(name);
  }

  /**
   * @param name
   * @return
   */
  protected boolean removeParameter(String name) {
    return parameters.remove(name) != null ? true : false;
  }

  /**
     * 
     */
  protected void clearParameters() {
    parameters.clear();
  }

  /**
   * @param query
   * @return
   * @throws IOExceptions
   */
  protected HttpRequest generateRequest(Query query) throws IOException  {
    
    Log.v("DEBUG", " MYGPS: The URL" + query.getUrl());

    HttpRequest request = createRequestFactory(HTTP_TRANSPORT).buildGetRequest(new GenericUrl(query.getUrl()));

    for (Map.Entry<String, String> entry : parameters.entrySet()) {
      request.getUrl().put(entry.getKey(), entry.getValue());
      Log.v("DEBUG", " MYGPS: The Entry Key and Value" + entry.getKey() + " " + entry.getValue());

    }
    
    Log.v("DEBUG", " MYGPS: The Request" + request.getUrl().toString());

    
    return request;
  }

  /**
   * @param transport
   * @return
   */
  private static HttpRequestFactory createRequestFactory(final HttpTransport transport) {

    return transport.createRequestFactory(new HttpRequestInitializer() {
      public void initialize(HttpRequest request) {
        request.setHeaders(new HttpHeaders());
        request.setParser(new JsonObjectParser(new GsonFactory()));
      }
    });
  }
}

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