Smack/smack-experimental/src/main/resources/org.jivesoftware.smackx/experimental.providers

<?xml version="1.0"?> 
<!-- Providers for workgroup extensions -->
<smackProviders>

    <!-- XEP-0332 HTTP over XMPP transport -->
    <iqProvider>
        <elementName>req</elementName>
        <namespace>urn:xmpp:http</namespace>
        <className>org.jivesoftware.smackx.hoxt.provider.HttpOverXmppReqProvider</className>
    </iqProvider>
    <iqProvider>
        <elementName>resp</elementName>
        <namespace>urn:xmpp:http</namespace>
        <className>org.jivesoftware.smackx.hoxt.provider.HttpOverXmppRespProvider</className>
    </iqProvider>
    <extensionProvider>
        <elementName>chunk</elementName>
        <namespace>urn:xmpp:http</namespace>
        <className>org.jivesoftware.smackx.hoxt.provider.Base64BinaryChunkProvider</className>
    </extensionProvider>

    <!-- XEP-0280 Message Carbons -->
    <extensionProvider>
        <elementName>sent</elementName>
        <namespace>urn:xmpp:carbons:2</namespace>
        <className>org.jivesoftware.smackx.carbons.provider.CarbonManagerProvider</className>
    </extensionProvider>
    <extensionProvider>
        <elementName>received</elementName>
        <namespace>urn:xmpp:carbons:2</namespace>
        <className>org.jivesoftware.smackx.carbons.provider.CarbonManagerProvider</className>
    </extensionProvider>

    <!-- XEP-0352 Client State Indication -->
    <streamFeatureProvider>
        <elementName>csi</elementName>
        <namespace>urn:xmpp:csi:0</namespace>
        <className>org.jivesoftware.smackx.csi.provider.ClientStateIndicationFeatureProvider</className>
    </streamFeatureProvider>

    <!-- XEP-0335 JSON Containers -->
    <extensionProvider>
        <elementName>json</elementName>
        <namespace>urn:xmpp:json:0</namespace>
        <className>org.jivesoftware.smackx.json.provider.JsonExtensionProvider</className>
    </extensionProvider>

    <!-- GCM JSON payload -->
    <extensionProvider>
        <elementName>gcm</elementName>
        <namespace></namespace>
        <className>org.jivesoftware.smackx.gcm.provider.GcmExtensionProvider</className>
    </extensionProvider>

</smackProviders>