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複雜的XML我有一個aaplicaiton在我使用SAX解析器解析這個XML解析Android中
http://feed.dinmat.no/android_proxy.php?action=find&find=&path=Svin&amount=15&page=1
我想分析所有的葡萄酒標籤在該XML來回特定receipe
請給我的一些想法
package dinmat.android.parser;
import java.io.InputStream;
import java.net.URL;
import java.util.ArrayList;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import org.xml.sax.Attributes;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.DefaultHandler;
import android.content.Context;
import android.util.Log;
import dinmat.android.R;
import dinmat.android.global.Global;
import dinmat.android.objects.Recipes_Wines;
public class XmlParser extends DefaultHandler
{
public String RootElement;
public String RecordElement;
public String xmlURL;
public Object mainObj;
public Object newObj;
public boolean inProcess;
public ArrayList<Object> Records = null;
private final String TAG = "XmlParser";
StringBuffer buffer = new StringBuffer();
String elementName;
String elementValue;
String im;
Context context;
String NodeIDGEt;
public XmlParser(String strURL,Object tempObj)
{
// xmlURL = strURL;
Log.i("In SAXParser activity", " in XmlParser: *** ");
mainObj = tempObj;
inProcess = false;
xmlURL = strURL;
}
/*public XmlParser(InputStream open, Recipes tempObj)
{
xmlURL = open.toString();
mainObj = tempObj;
inProcess = false;
}*/
public ArrayList<Object> ParseFile(String rootElement ,String recordElement)
{
Log.i("In SAXParser activity", " in ParseFile: *** ");
RootElement = rootElement;
RecordElement = recordElement;
try
{
SAXParserFactory spf = SAXParserFactory.newInstance();
SAXParser sp = spf.newSAXParser();
XMLReader reader = sp.getXMLReader();
reader.setContentHandler(this);
Log.d(TAG," xmlURL ::: "+im);
reader.parse(new InputSource(getClass().getResourceAsStream(xmlURL)));
// reader.parse(xmlURL);
// reader.parse(new InputSource(getClass().getResourceAsStream(xmlURL)));
// reader.parse(new InputSource(im));
}
catch(Exception e)
{
e.printStackTrace();
return null;
}
return this.Records;
}
public ArrayList<Object> parseUrl(String rootElement ,String recordElement)
{
RootElement = rootElement;
RecordElement = recordElement;
try{
URL sourceUrl = new URL(xmlURL);
SAXParserFactory spf = SAXParserFactory.newInstance();
SAXParser sp = spf.newSAXParser();
XMLReader reader = sp.getXMLReader();
reader.setContentHandler(this);
reader.parse(new InputSource(sourceUrl.openStream()));
}catch(Exception e){
e.printStackTrace();
return null;
}
return this.Records;
}
@Override
public void startElement(String Uri, String localName,String qName,Attributes attributes) throws SAXException
{
//Log.i("In SAXParser activity", " in startElement: *** "+localName);
elementValue = "";
if(localName.length() > 0)
{
if(localName.equalsIgnoreCase(RootElement))
{
Records = new ArrayList<Object>();
}
else if(localName.equalsIgnoreCase(RecordElement))
{
newObj = ClassUtils.newObject(mainObj);
ClassUtils.objectMapping(newObj, localName, elementValue);
inProcess = true;
}
else if(localName.equalsIgnoreCase("wines"))
{
Log.e("In SAXParser activity", " in startElement wines: *** ");
XmlParser xmlObjBars = new XmlParser("http://feed.dinmat.no/android_proxy.php?action=find&find=&path=Svin&amount=15&page=1", new Recipes_Wines());//getAssets().open("recipes.xml").toString(), new Recipes());
if(xmlObjBars != null)
{
Global.ayyRecipesWines = xmlObjBars.parseUrl("wines", "wine");
}
String LocationattsValue = attributes.getValue("id");
//Log.e("In SAXParser activity", " startElement wineselementValue :: *** "+ LocationattsValue);
// ArrayList Global.AttributeValues.add(LocationattsValue);
}
else if(localName.equalsIgnoreCase("wine"))
{
String LocationattsValue = attributes.getValue("id");
Global.nodeID.add(NodeIDGEt);
Global.WineId.add(LocationattsValue);
}
}
}
@Override
public void characters(char[] ch,int start,int length) throws SAXException{
elementValue+= new String(ch,start,length).trim();
System.out.println("Element value is "+elementValue);
}
@Override
public void endElement(String Uri,String localName,String qName) throws SAXException
{
Log.i("In SAXParser activity", " in endElement: *** "+localName);
if(localName.equalsIgnoreCase(RecordElement)){
Records.add(newObj);
inProcess = false;
}
else if(localName.equalsIgnoreCase("wines"))
{
Log.e("In SAXParser activity", " in wines: *** "+elementValue+"mainObj.getClass()"+mainObj.getClass());
/*ClassUtils.objectMapping(newObj, localName, elementValue);
Log.e("In SAXParser activity", " in image- url: *** "+elementValue+"mainObj.getClass()"+mainObj.getClass());
System.out.println("ClassNAme"+newObj.getClass().getName());
System.out.println("ClassNAme"+mainObj.getClass().getName());
if(newObj.getClass().getName().equals("com.bourbon.object.Bars"))
{
Global.barsImage.add(elementValue);
System.out.println("Values"+elementValue);
}
if(newObj.getClass().getName().equals("com.bourbon.object.Bourbons"))
{
Global.bourbonsImage.add(elementValue);
System.out.println("Values"+elementValue);
}*/
}
else if(inProcess){
ClassUtils.objectMapping(newObj, localName, elementValue);
}
if(localName.equalsIgnoreCase("node_id"))
{
//System.out.println("Node iD"+elementValue);
NodeIDGEt=elementValue;
}
}
}
在此處發佈SAX處理程序類代碼 –