ServiceManagerServiceImpl.java
SessionsFulcrum YAAFI > org.apache.fulcrum.yaafi.service.servicemanager > ServiceManagerServiceImpl.javaServiceManagerServiceImpl.java
package org.apache.fulcrum.yaafi.service.servicemanager;
/*
* 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.avalon.framework.activity.Disposable;
import org.apache.avalon.framework.context.Context;
import org.apache.avalon.framework.context.ContextException;
import org.apache.avalon.framework.context.Contextualizable;
import org.apache.avalon.framework.context.DefaultContext;
import org.apache.avalon.framework.logger.AbstractLogEnabled;
import org.apache.avalon.framework.logger.Logger;
import org.apache.avalon.framework.parameters.ParameterException;
import org.apache.avalon.framework.parameters.Parameterizable;
import org.apache.avalon.framework.parameters.Parameters;
import org.apache.avalon.framework.service.ServiceException;
import org.apache.avalon.framework.service.ServiceManager;
import org.apache.avalon.framework.service.Serviceable;
/**
* This is a sort of "edelhack" to solve the problem of accessing
* the Avalon infrastructure without having an instance of the
* container. The implementation stores the very first instance
* of itself in a static variable which can be accessed using
* getInstance().
*
* This allows access to the various Avalon artifacts.
*
*  @author <a href="mailto:siegfried.goeschl@it20one.at">Siegfried Goeschl</a>
*/
public class ServiceManagerServiceImpl
extends AbstractLogEnabled
implements ServiceManagerService, Contextualizable, Parameterizable, Serviceable, Disposable
{
/** The one and only instance */
private static ServiceManagerServiceImpl instance;
/** Store the ServiceContainer on a per instance base */
private ServiceManager serviceManager;
/** Store the passed parameters on a per instance base */
private Parameters parameters;
/** Store the passed parameters on a per instance base */
private Context context;
/**
* Constructor
*/
public ServiceManagerServiceImpl()
{
setInstance(this);
}
/**
* @return the one and only instance of this class
*/
public static synchronized ServiceManagerService getInstance()
{
return instance;
}
/**
* Create the one and only instance
* @param instance the instance
*/
protected static synchronized void setInstance( ServiceManagerServiceImpl instance )
{
if( ServiceManagerServiceImpl.instance == null )
{
ServiceManagerServiceImpl.instance = instance;
}
}
/////////////////////////////////////////////////////////////////////////
// Avalon Lifecycle Implementation
/////////////////////////////////////////////////////////////////////////
/**
* @see org.apache.avalon.framework.service.Serviceable#service(org.apache.avalon.framework.service.ServiceManager)
*/
public void service(ServiceManager serviceManager) throws ServiceException
{
this.serviceManager = serviceManager;
}
/**
* @see org.apache.avalon.framework.context.Contextualizable#contextualize(org.apache.avalon.framework.context.Context)
*/
public void contextualize(Context context) throws ContextException
{
this.context = context;
}
/**
* @see org.apache.avalon.framework.parameters.Parameterizable#parameterize(org.apache.avalon.framework.parameters.Parameters)
*/
public void parameterize(Parameters parameters) throws ParameterException
{
this.parameters = parameters;
}
/**
* @see org.apache.avalon.framework.activity.Disposable#dispose()
*/
public void dispose()
{
this.serviceManager = null;
this.parameters = new Parameters();
this.context = new DefaultContext();
ServiceManagerServiceImpl.instance = null;
}
/////////////////////////////////////////////////////////////////////////
// ServiceContainer Implementation
/////////////////////////////////////////////////////////////////////////
/**
* @see org.apache.avalon.framework.service.ServiceManager#hasService(java.lang.String)
*/
public boolean hasService(String name)
{
return this.serviceManager.hasService(name);
}
/**
* @see org.apache.avalon.framework.service.ServiceManager#lookup(java.lang.String)
*/
public Object lookup(String name) throws ServiceException
{
return this.serviceManager.lookup(name);
}
/**
* @see org.apache.avalon.framework.service.ServiceManager#release(java.lang.Object)
*/
public void release(Object object)
{
this.serviceManager.release(object);
}
/**
* @return the ServiceManager for the container
*/
public ServiceManager getServiceManager()
{
return this.serviceManager;
}
/**
* @return the Parameters for the container
*/
public Parameters getParameters()
{
return this.parameters;
}
/**
* @return the Context for the container
*/
public Context getContext()
{
return this.context;
}
/**
* @see org.apache.fulcrum.yaafi.service.servicemanager.ServiceManagerService#getAvalonLogger()
*/
public Logger getAvalonLogger()
{
return this.getLogger();
}
}
Created with JaCoCo 0.8.7.202105040129