Android Open Source - city-issue-tracker-android Service X M L Parser

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License

The source code is released under:

GNU General Public License

Java Source Code

package byu.zappala.cityissuetracker.utils;
//from   w  w  w . j av  a 2  s.c om
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

import org.apache.http.StatusLine;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;

import byu.zappala.cityissuetracker.model.ListServiceRequest;
import byu.zappala.cityissuetracker.model.Service;
import byu.zappala.cityissuetracker.model.ServiceRequest;
import android.util.Xml;

public class ServiceXMLParser {
  public List<Service> parseServiceList(InputStream input) throws XmlPullParserException, IOException {
    try {
    XmlPullParser parser = Xml.newPullParser();
    parser.setInput(input, null);
    parser.nextTag();
    return readServiceList(parser);
    } finally {
      input.close();
    }
    
  }

  private List<Service> readServiceList(XmlPullParser parser) throws XmlPullParserException, IOException {
    List<Service> services = new ArrayList<Service>();
    parser.require(XmlPullParser.START_TAG, null, "services");
    
    while (parser.next() != XmlPullParser.END_TAG) {

      if (parser.getEventType() != XmlPullParser.START_TAG) {
              continue;
          }
      
      String name = parser.getName();
    
      if (name.equals("service")) {
        services.add(readService(parser));
      }
    
    }
    return services;
  }

  private Service readService(XmlPullParser parser) throws XmlPullParserException, IOException {
    parser.require(XmlPullParser.START_TAG, null, "service");
    
    String serviceCode = "";
    boolean metadata = false;
    String type = "";
    List<String> keywords = new ArrayList<String>();
    String group = "";
    String serviceName = "";
    String description = "";
    
    while (parser.next() != XmlPullParser.END_TAG) {

      if (parser.getEventType() != XmlPullParser.START_TAG) {
              continue;
          }
      
      String name = parser.getName();
      
      if (name.equals("service_code")) {
        serviceCode = readServiceCode(parser);
      } else if(name.equals("metadata")) {
        metadata = readMetadata(parser);
      } else if(name.equals("type")) {
        type = readType(parser);
      }  else if(name.equals("keywords")) {
        keywords = readKeywords(parser);
      } else if(name.equals("group")) {
        group = readGroup(parser);
      } else if(name.equals("service_name")) {
        serviceName = readServiceName(parser);
      } else if(name.equals("description")) {
        System.out.println("Got to description");
        description = readDescription(parser);
      } 
    }
    return new Service(serviceCode, metadata, type, keywords, group, serviceName, description);
  }

  private String readServiceCode(XmlPullParser parser) throws XmlPullParserException, IOException {
    parser.require(XmlPullParser.START_TAG, null, "service_code");
      String serviceCode = readText(parser);
      parser.require(XmlPullParser.END_TAG, null, "service_code");
      return serviceCode;
  }
  
  private boolean readMetadata(XmlPullParser parser) throws XmlPullParserException, IOException  {
    boolean metadata = false;
    parser.require(XmlPullParser.START_TAG, null, "metadata");
      String metadataString = readText(parser);
      if(metadataString.equals("true")) {
        metadata = true;
      }
      parser.require(XmlPullParser.END_TAG, null, "metadata");
      return metadata;
  }

  private String readType(XmlPullParser parser) throws XmlPullParserException, IOException  {
    parser.require(XmlPullParser.START_TAG, null, "type");
      String type = readText(parser);
      parser.require(XmlPullParser.END_TAG, null, "type");
      return type;
  }
  
  private List<String> readKeywords(XmlPullParser parser)  throws XmlPullParserException, IOException {
    parser.nextTag();
    return null;
  }
  
  private String readGroup(XmlPullParser parser) throws XmlPullParserException, IOException  {
    parser.require(XmlPullParser.START_TAG, null, "group");
      String group = readText(parser);
      parser.require(XmlPullParser.END_TAG, null, "group");
      return group;
  }
  
  private String readServiceName(XmlPullParser parser) throws XmlPullParserException, IOException {
    parser.require(XmlPullParser.START_TAG, null, "service_name");
      String serviceName = readText(parser);
      parser.require(XmlPullParser.END_TAG, null, "service_name");
      return serviceName;
  }
  
  private String readDescription(XmlPullParser parser) throws XmlPullParserException, IOException {
    parser.require(XmlPullParser.START_TAG, null, "description");
      String description = readText(parser);
      parser.require(XmlPullParser.END_TAG, null, "description");
      return description;
  }


  
  private String readText(XmlPullParser parser) throws XmlPullParserException, IOException {
    String result = "";
    if (parser.next() == XmlPullParser.TEXT) {
      result = parser.getText();
      parser.nextTag();
    }
    System.out.println(result);
    return result;
  }
}

Java Source Code List

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