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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package net.java.sip.communicator.plugin.nimbuzzavatars;
import net.java.sip.communicator.service.customavatar.*;
import org.osgi.framework.*;
import java.io.*;
import java.net.*;
/**
* OSGi bundle activator for the Nimbuzz custom avatars service.
*
* @author Damian Minkov
*/
public class NimbuzzAvatarsActivator
implements BundleActivator,
CustomAvatarService
{
/**
* The context.
*/
static BundleContext bundleContext;
/**
* The download link location.
*/
private static final String AVATAR_DOWNLOAD_LINK =
"http://avatar.nimbuzz.com/getAvatar?jid=";
/**
* The service name we are handling.
*/
private static final String SERVICE_NAME = "nimbuzz.com";
/**
* Starts this bundle.
* @param bc the bundle context
* @throws Exception if something goes wrong
*/
public void start(BundleContext bc)
throws Exception
{
bundleContext = bc;
bc.registerService(
CustomAvatarService.class.getName(),
this, null);
}
/**
* Stops this bundle.
* @param bc the bundle context
* @throws Exception if something goes wrong
*/
public void stop(BundleContext bc)
throws Exception
{
}
/**
* Returns the avatar bytes for the given contact address.
* @param address the address to search for its avatar.
* @return image bytes.
*/
public byte[] getAvatar(String address)
{
if(address == null || !address.endsWith(SERVICE_NAME))
{
return null;
}
try
{
URL sourceURL = new URL(AVATAR_DOWNLOAD_LINK + address);
URLConnection conn = sourceURL.openConnection();
ByteArrayOutputStream out = new ByteArrayOutputStream();
InputStream in = conn.getInputStream();
byte[] b = new byte[1024];
int read;
while((read = in.read(b)) != -1)
{
out.write(b, 0, read);
}
in.close();
return out.toByteArray();
}
catch(Throwable t)
{}
return null;
}
}
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