/*
* Copyright 1999-2011 Alibaba Group.
*
* 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.alibaba.dubbo.monitor.simple.pages;
import java.util.ArrayList;
import java.util.List;
import com.alibaba.dubbo.common.URL;
import com.alibaba.dubbo.common.utils.NetUtils;
import com.alibaba.dubbo.container.page.Page;
import com.alibaba.dubbo.container.page.PageHandler;
import com.alibaba.dubbo.monitor.simple.RegistryContainer;
/**
* ProvidersPageHandler
*
* @author william.liangf
*/
public class ProvidersPageHandler implements PageHandler {
public Page handle(URL url) {
String service = url.getParameter("service");
String host = url.getParameter("host");
String application = url.getParameter("application");
if (service != null && service.length() > 0) {
List<List<String>> rows = new ArrayList<List<String>>();
List<URL> providers = RegistryContainer.getInstance().getProvidersByService(service);
if (providers != null && providers.size() > 0) {
for (URL u : providers) {
List<String> row = new ArrayList<String>();
String s = u.toFullString();
row.add(s.replace("&", "&"));
row.add("<button onclick=\"if(confirm('Confirm unregister provider?')){window.location.href='unregister.html?service=" + service + "&provider=" + URL.encode(s) + "';}\">Unregister</button>");
rows.add(row);
}
}
return new Page("<a href=\"services.html\">Services</a> > " + service
+ " > Providers | <a href=\"consumers.html?service=" + service
+ "\">Consumers</a> | <a href=\"statistics.html?service=" + service
+ "\">Statistics</a> | <a href=\"charts.html?service=" + service
+ "\">Charts</a>", "Providers (" + rows.size() + ")",
new String[] { "Provider URL:", "Unregister" }, rows);
} else if (host != null && host.length() > 0) {
List<List<String>> rows = new ArrayList<List<String>>();
List<URL> providers = RegistryContainer.getInstance().getProvidersByHost(host);
if (providers != null && providers.size() > 0) {
for (URL u : providers) {
List<String> row = new ArrayList<String>();
String s = u.toFullString();
row.add(s.replace("&", "&"));
row.add("<button onclick=\"if(confirm('Confirm unregister provider?')){window.location.href='unregister.html?host=" + host + "&provider=" + URL.encode(s) + "';}\">Unregister</button>");
rows.add(row);
}
}
return new Page("<a href=\"hosts.html\">Hosts</a> > " + NetUtils.getHostName(host) + "/" + host + " > Providers | <a href=\"consumers.html?host=" + host + "\">Consumers</a>", "Providers (" + rows.size() + ")",
new String[] { "Provider URL:", "Unregister" }, rows);
} else if (application != null && application.length() > 0) {
List<List<String>> rows = new ArrayList<List<String>>();
List<URL> providers = RegistryContainer.getInstance().getProvidersByApplication(application);
if (providers != null && providers.size() > 0) {
for (URL u : providers) {
List<String> row = new ArrayList<String>();
String s = u.toFullString();
row.add(s.replace("&", "&"));
row.add("<button onclick=\"if(confirm('Confirm unregister provider?')){window.location.href='unregister.html?application=" + application + "&provider=" + URL.encode(s) + "';}\">Unregister</button>");
rows.add(row);
}
}
return new Page("<a href=\"applications.html\">Applications</a> > " + application + " > Providers | <a href=\"consumers.html?application=" + application + "\">Consumers</a> | <a href=\"dependencies.html?application=" + application + "\">Depends On</a> | <a href=\"dependencies.html?application=" + application + "&reverse=true\">Used By</a>", "Providers (" + rows.size() + ")",
new String[] { "Provider URL:", "Unregister" }, rows);
} else {
throw new IllegalArgumentException("Please input service or host or application parameter.");
}
}
}