Android Open Source - androidSDK Getopt

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License

The source code is released under:

GNU General Public License

Java Source Code

/**
* Copyright 2011 Julien Salvi for Mogreet
*//from  www  . ja  va  2  s  .  c  om
* This file is part of Android Mercury.
*
* Mercury is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Mercury is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Mercury. If not, see <http://www.gnu.org/licenses/>.
*/

package android.mercury.user;

import java.util.*;

import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathExpression;
import javax.xml.xpath.XPathExpressionException;
import javax.xml.xpath.XPathFactory;

import org.w3c.dom.Document;
import org.w3c.dom.NodeList;

import android.mercury.Response;

/**
* The Getopt object contains the response from a {@link Mercury#getopt} request to the Moms API.
*/
public class Getopt extends Response{
  
  private HashMap<Integer, HashMap<String, String>> campaigns;

  /**
   * Creation of a new Getopt response to the MOMs API.
   * @param newXmlDoc XML DOM Document.
   */
  public Getopt(Document newXmlDoc) {
    super(newXmlDoc);
    if (!super.responseIsValid())
      throw new RuntimeException(super.getMessage());
    try {
      XPath xpath = XPathFactory.newInstance().newXPath();
      XPathExpression expr = xpath.compile("/response/campaign/@id | /response/campaign/status/@code | /response/campaign/status/text()");

      NodeList nodes = (NodeList)expr.evaluate(newXmlDoc, XPathConstants.NODESET);
      this.campaigns = new HashMap<Integer, HashMap<String, String>>();
      int campaignId = 0;
      for (int i = 0; i < nodes.getLength(); ++i) {
        if (nodes.item(i).getNodeName().equals("id")) {
          campaignId = Integer.parseInt(nodes.item(i).getNodeValue());
          this.campaigns.put(campaignId, new HashMap<String, String>());
        } else {
          HashMap<String, String> status = this.campaigns.get(campaignId);
          if (nodes.item(i).getNodeName().equals("code"))
            status.put("code", nodes.item(i).getNodeValue());
          else
            status.put("status", nodes.item(i).getNodeValue());
        }
      }
    } catch (XPathExpressionException e) {
      throw new RuntimeException("\nAn error occured while parsing the XML data for the GETOPT call: " + e.getMessage());
    }
  }
  
  /**
   * Get the campaign IDs.
   * @return An ArrayList that contains all the campaigns ID.
   */
  public ArrayList<Integer> getCampaignsIdList() {
    ArrayList<Integer> campaignsIdList = new ArrayList<Integer>();
    campaignsIdList.addAll(this.campaigns.keySet());
    return campaignsIdList;
  }
  
  /**
   * Get the status code of the campaign.
   * @param campaignId The campaign ID.
   * @return The campaign status code of the specified campaign. 0 if the campaign ID does not exist.
   */
  public int getCampaignStatusCode(int campaignId) {
    HashMap<String, String> campaign = this.campaigns.get(campaignId);
    if (campaign != null) {
      return Integer.parseInt(campaign.get("code"));
    } else {
      return 0;
    }
  }
  
  /**
   * Get the status of the campaign.
   * @param campaignId The campaign ID.
   * @return The campaign status of the specified campaign. Null if the campaign ID does not exist.
   */
  public String getCampaignStatus(int campaignId) {
    HashMap<String, String> campaign = this.campaigns.get(campaignId);
    if (campaign != null) {
      return campaign.get("status");
    } else {
      return null;
    }
  }

}

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