/* | |
* 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 java.util.Set; | |
import com.alibaba.dubbo.common.Constants; | |
import com.alibaba.dubbo.common.URL; | |
import com.alibaba.dubbo.common.utils.NetUtils; | |
import com.alibaba.dubbo.container.page.Menu; | |
import com.alibaba.dubbo.container.page.Page; | |
import com.alibaba.dubbo.container.page.PageHandler; | |
import com.alibaba.dubbo.monitor.simple.RegistryContainer; | |
/** | |
* HostsPageHandler | |
* | |
* @author william.liangf | |
*/ | |
@Menu(name = "Hosts", desc = "Show provider and consumer hosts", order = 3000) | |
public class HostsPageHandler implements PageHandler { | |
public Page handle(URL url) { | |
List<List<String>> rows = new ArrayList<List<String>>(); | |
Set<String> hosts = RegistryContainer.getInstance().getHosts(); | |
int providersCount = 0; | |
int consumersCount = 0; | |
if (hosts != null && hosts.size() > 0) { | |
for (String host : hosts) { | |
List<String> row = new ArrayList<String>(); | |
row.add(NetUtils.getHostName(host) + "/" + host); | |
List<URL> providers = RegistryContainer.getInstance().getProvidersByHost(host); | |
List<URL> consumers = RegistryContainer.getInstance().getConsumersByHost(host); | |
if (providers != null && providers.size() > 0 | |
|| consumers != null && consumers.size() > 0) { | |
URL provider = (providers != null && providers.size() > 0 ? providers.iterator().next() : consumers.iterator().next()); | |
row.add(provider.getParameter(Constants.APPLICATION_KEY, "")); | |
row.add(provider.getParameter("owner", "") + (provider.hasParameter("organization") ? " (" + provider.getParameter("organization") + ")" : "")); | |
} else { | |
row.add(""); | |
row.add(""); | |
} | |
int proviedSize = providers == null ? 0 : providers.size(); | |
providersCount += proviedSize; | |
row.add(proviedSize == 0 ? "<font color=\"blue\">No provider</font>" : "<a href=\"providers.html?host=" + host + "\">Providers(" + proviedSize + ")</a>"); | |
int consumersSize = consumers == null ? 0 : consumers.size(); | |
consumersCount += consumersSize; | |
row.add(consumersSize == 0 ? "<font color=\"blue\">No consumer</font>" : "<a href=\"consumers.html?host=" + host + "\">Consumers(" + consumersSize + ")</a>"); | |
rows.add(row); | |
} | |
} | |
return new Page("Hosts", "Hosts (" + rows.size() + ")", | |
new String[] { "Host Name/IP:", "Application", "Owner", "Providers(" + providersCount + ")", "Consumers(" + consumersCount + ")" }, rows); | |
} | |
} |