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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 catalog.ebay;
import java.util.HashMap;
import java.util.Map;
import org.apache.tuscany.sca.databinding.impl.DOMHelper;
import org.osoa.sca.annotations.Reference;
import org.osoa.sca.annotations.Service;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import catalog.CatalogService;
import catalog.util.XPathHelper;
/**
* @version $Rev$ $Date$
*/
@Service(CatalogService.class)
public class EBayCatalogServiceImpl implements CatalogService {
private static final String EBAY_TNS = "urn:ebay:apis:eBLBaseComponents";
@Reference(name = "eBayFindItems")
protected EBayCatalogService findItems;
@Reference(name = "eBayGetUserProfile")
protected EBayCatalogService getUserProfile;
private Node eBayFindItems(String keywords, int maxEntries) throws Exception {
Document doc = DOMHelper.newDocument();
Element request = doc.createElementNS(EBAY_TNS, "FindItemsRequest");
doc.appendChild(request);
Element keywordsElement = doc.createElementNS(EBAY_TNS, "QueryKeywords");
keywordsElement.appendChild(doc.createTextNode(keywords));
Element maxEntriesElement = doc.createElementNS(EBAY_TNS, "MaxEntries");
maxEntriesElement.appendChild(doc.createTextNode(String.valueOf(maxEntries)));
Element messageIDElement = doc.createElementNS(EBAY_TNS, "MessageID");
messageIDElement.appendChild(doc.createTextNode("001"));
request.appendChild(maxEntriesElement);
request.appendChild(keywordsElement);
request.appendChild(messageIDElement);
// System.out.println(new Node2String().transform(doc, null));
Node result = findItems.FindItems(doc);
return result;
}
private Node eBayGetUserProfile(String userID) throws Exception {
Document doc = DOMHelper.newDocument();
Element req = doc.createElementNS(EBAY_TNS, "GetUserProfileRequest");
doc.appendChild(req);
Element user = doc.createElementNS(EBAY_TNS, "UserID");
user.appendChild(doc.createTextNode(userID));
Element msgID = doc.createElementNS(EBAY_TNS, "MessageID");
msgID.appendChild(doc.createTextNode("001"));
req.appendChild(user);
// System.out.println(new Node2String().transform(doc, null));
Node result = getUserProfile.GetUserProfile(doc);
return result;
}
public String[] get() {
try {
Node items = eBayFindItems("Fruit", 10);
Map<String, String> map = new HashMap<String, String>();
map.put("e", EBAY_TNS);
NodeList nodes = XPathHelper.selectNodes("//e:Item/e:Title", items, map);
String[] titles = new String[nodes.getLength()];
System.out.println("eBay catalog:");
for (int i = 0; i < nodes.getLength(); i++) {
titles[i] = nodes.item(i).getTextContent();
System.out.println("[" + i + "]" + titles[i]);
}
return titles;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
}
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