package org.apache.archiva.web.action.admin;
/*
* 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.
*/
import org.apache.archiva.repository.scanner.RepositoryScanner;
import org.apache.archiva.security.common.ArchivaRoleConstants;
import org.apache.commons.lang.StringUtils;
import org.apache.archiva.web.action.AbstractActionSupport;
import org.codehaus.plexus.cache.Cache;
import org.codehaus.plexus.redback.rbac.Resource;
import org.codehaus.plexus.taskqueue.TaskQueue;
import org.codehaus.redback.integration.interceptor.SecureAction;
import org.codehaus.redback.integration.interceptor.SecureActionBundle;
import org.codehaus.redback.integration.interceptor.SecureActionException;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
import java.util.Map;
/**
* Shows system status information for the administrator.
*
* @version $Id$
*/
@Controller( "systemStatus" )
@Scope( "prototype" )
public class SystemStatusAction
extends AbstractActionSupport
implements SecureAction
{
private Map<String, TaskQueue> queues;
private Map<String, Cache> caches;
@Inject
private RepositoryScanner scanner;
private String memoryStatus;
private String cacheKey;
@PostConstruct
public void initialize()
{
super.initialize();
queues = getBeansOfType( TaskQueue.class );
caches = getBeansOfType( Cache.class );
}
public SecureActionBundle getSecureActionBundle()
throws SecureActionException
{
SecureActionBundle bundle = new SecureActionBundle();
bundle.setRequiresAuthentication( true );
bundle.addRequiredAuthorization( ArchivaRoleConstants.OPERATION_MANAGE_CONFIGURATION, Resource.GLOBAL );
return bundle;
}
public String execute()
{
Runtime runtime = Runtime.getRuntime();
runtime.gc();
long total = runtime.totalMemory();
long used = total - runtime.freeMemory();
long max = runtime.maxMemory();
memoryStatus = formatMemory( used ) + "/" + formatMemory( total ) + " (Max: " + formatMemory( max ) + ")";
return SUCCESS;
}
public String flush()
{
if( !StringUtils.isEmpty( cacheKey ) )
{
Cache cache = caches.get( cacheKey );
cache.clear();
}
return SUCCESS;
}
private static String formatMemory( long l )
{
return l / ( 1024 * 1024 ) + "M";
}
public String getMemoryStatus()
{
return memoryStatus;
}
public RepositoryScanner getScanner()
{
return scanner;
}
public Map<String, Cache> getCaches()
{
return caches;
}
public Map<String, TaskQueue> getQueues()
{
return queues;
}
public String getCacheKey()
{
return cacheKey;
}
public void setCacheKey( String cacheKey )
{
this.cacheKey = cacheKey;
}
}