com.buddycloud.pusher.handler.GetPusherMetadataQueryHandler.java Source code

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Here is the source code for com.buddycloud.pusher.handler.GetPusherMetadataQueryHandler.java

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/*
 * Copyright 2011 buddycloud
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.buddycloud.pusher.handler;

import java.util.Map;
import java.util.Map.Entry;
import java.util.Properties;

import org.dom4j.Element;
import org.xmpp.packet.IQ;

import com.buddycloud.pusher.Pusher;
import com.buddycloud.pusher.Pushers;
import com.buddycloud.pusher.db.DataSource;

/**
 * @author Abmar
 * 
 */
public class GetPusherMetadataQueryHandler extends AbstractQueryHandler {

    private static final String NAMESPACE = "http://buddycloud.com/pusher/metadata";

    /**
     * @param namespace
     * @param properties
     */
    public GetPusherMetadataQueryHandler(Properties properties, DataSource dataSource) {
        super(NAMESPACE, properties, dataSource);
    }

    /*
     * (non-Javadoc)
     * 
     * @see
     * com.buddycloud.pusher.handler.AbstractQueryHandler#handleQuery(org.xmpp
     * .packet.IQ)
     */
    @Override
    protected IQ handleQuery(IQ iq) {
        String userJid = iq.getFrom().toBareJID();
        Element queryElement = iq.getElement().element("query");
        Element typeEl = queryElement.element("type");

        Pusher pusher = Pushers.getInstance(getProperties()).get(typeEl.getText());

        return createResponse(iq, userJid, pusher.getMetadata());
    }

    /**
     * @param iq
     * @param userJid
     * @param metadata
     * @return
     */
    private IQ createResponse(IQ iq, String userJid, Map<String, String> metadata) {
        IQ result = IQ.createResultIQ(iq);
        Element queryElement = result.getElement().addElement("query", getNamespace());
        for (Entry<String, String> entry : metadata.entrySet()) {
            queryElement.addElement(entry.getKey()).setText(entry.getValue());
        }
        return result;
    }
}