BackupManager.java

/**
 * 
 */
package com.rackspace.cloud.servers.api.client;

import java.io.IOException;
import java.io.StringReader;

import javax.xml.parsers.FactoryConfigurationError;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;

import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.BasicResponseHandler;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;

import android.content.Context;

import com.rackspace.cloud.files.api.client.CustomHttpClient;
import com.rackspace.cloud.servers.api.client.parsers.BackupXMLParser;
import com.rackspace.cloud.servers.api.client.parsers.CloudServersFaultXMLParser;

public class BackupManager extends EntityManager {

	public Backup getBackup(Server server, Context context) throws CloudServersException {
		
		CustomHttpClient httpclient = new CustomHttpClient(context);
		HttpGet get = new HttpGet(Account.getAccount().getServerUrl() + "/servers/" + server.getId() + "/backup_schedule/.xml" + cacheBuster());
		Backup backup = new Backup();
		get.addHeader("X-Auth-Token", Account.getAccount().getAuthToken());
		
		try {			
			HttpResponse resp = httpclient.execute(get);		    
		    BasicResponseHandler responseHandler = new BasicResponseHandler();
		    String body = responseHandler.handleResponse(resp);
		    
		    if (resp.getStatusLine().getStatusCode() == 200 || resp.getStatusLine().getStatusCode() == 203) {		    	
		    	BackupXMLParser backupXMLParser = new BackupXMLParser();
		    	SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
		    	XMLReader xmlReader = saxParser.getXMLReader();
		    	xmlReader.setContentHandler(backupXMLParser);
		    	xmlReader.parse(new InputSource(new StringReader(body)));		    	
		    	backup = backupXMLParser.getBackup();		    	
		    } else {
		    	CloudServersFaultXMLParser parser = new CloudServersFaultXMLParser();
		    	SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
		    	XMLReader xmlReader = saxParser.getXMLReader();
		    	xmlReader.setContentHandler(parser);
		    	xmlReader.parse(new InputSource(new StringReader(body)));		    	
		    	CloudServersException cse = parser.getException();		    	
		    	throw cse;
		    }
		} catch (ClientProtocolException e) {
			CloudServersException cse = new CloudServersException();
			cse.setMessage(e.getLocalizedMessage());
			throw cse;
		} catch (IOException e) {
			CloudServersException cse = new CloudServersException();
			cse.setMessage(e.getLocalizedMessage());
			throw cse;
		} catch (ParserConfigurationException e) {
			CloudServersException cse = new CloudServersException();
			cse.setMessage(e.getLocalizedMessage());
			throw cse;
		} catch (SAXException e) {
			CloudServersException cse = new CloudServersException();
			cse.setMessage(e.getLocalizedMessage());
			throw cse;
		} catch (FactoryConfigurationError e) {
			CloudServersException cse = new CloudServersException();
			cse.setMessage(e.getLocalizedMessage());
			throw cse;
		}
		
		
		return backup;
	}

	
}