jakarta.faces.context._MyFacesExternalContextHelper Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of myfaces-api Show documentation
Show all versions of myfaces-api Show documentation
The public API classes of the Apache MyFaces CORE JSF-2.2 project
The newest version!
/*
* 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 jakarta.faces.context;
/**
* Stores the first instance of the ExternalContext in the
* field _firstInstance. We cannot put this field directly
* into ExternalContext, because this can cause classloading
* problems when accessing it from myfaces-impl when Mojarra is
* also on the classpath.
*/
final class _MyFacesExternalContextHelper
{
/**
* This variable holds the firstInstance where all ExternalContext
* objects should call when new jsf 2.0 methods are called.
*
* This variable is an implementation detail and should be
* initialized and released on FacesContextFactoryImpl (because
* this is the place where ExternalContextFactory.getExternalContext()
* is called).
*
* The objective of this is keep compatibility of libraries that wrap
* ExternalContext objects before 2.0. It is similar as FacesContext._firstInstace,
* but since we don't have any place to init and release this variable properly
* we should do it using reflection.
*/
static ThreadLocal firstInstance = new ThreadLocal();
/**
* this class should not be instantiated.
*/
private _MyFacesExternalContextHelper()
{
}
}
© 2015 - 2024 Weber Informatics LLC | Privacy Policy