/**
* This Source Code Form is subject to the terms of the Mozilla Public License,
* v. 2.0. If a copy of the MPL was not distributed with this file, You can
* obtain one at http://mozilla.org/MPL/2.0/. OpenMRS is also distributed under
* the terms of the Healthcare Disclaimer located at http://openmrs.org/license.
*
* Copyright (C) OpenMRS Inc. OpenMRS is a registered trademark and the OpenMRS
* graphic logo is a trademark of OpenMRS Inc.
*/
package org.openmrs.module.web.filter;
import java.util.Enumeration;
import java.util.Vector;
import javax.servlet.FilterConfig;
import javax.servlet.ServletContext;
/**
* This class is an implementation of FilterConfig for use in instantiating Filters from Modules
*/
public class ModuleFilterConfig implements FilterConfig {
// Properties
private ModuleFilterDefinition filterDefinition;
private ServletContext servletContext;
/**
* Private constructor which sets all required properties
*
* @param filterDefinition The ModuleFilterDefinition to store in this ModuleFilterConfig
* @param servletContext The {@link ServletContext} to store in this ModuleFilterConfig
*/
private ModuleFilterConfig(ModuleFilterDefinition filterDefinition, ServletContext servletContext) {
this.filterDefinition = filterDefinition;
this.servletContext = servletContext;
}
/**
* Factory method to construct and return a ModuleFilterConfig
*
* @param filterDefinition The ModuleFilterDefinition to store in this ModuleFilterConfig
* @param servletContext The {@link ServletContext} to store in this ModuleFilterConfig
* @return The ModuleFilterConfig that is fully initialized with the passed parameters
*/
public static ModuleFilterConfig getInstance(ModuleFilterDefinition filterDefinition, ServletContext servletContext) {
return new ModuleFilterConfig(filterDefinition, servletContext);
}
/**
* @see javax.servlet.FilterConfig#getFilterName()
*/
@Override
public String getFilterName() {
return filterDefinition.getFilterName();
}
/**
* @see javax.servlet.FilterConfig#getInitParameter(java.lang.String)
*/
@Override
public String getInitParameter(String paramName) {
return filterDefinition.getInitParameters().get(paramName);
}
/**
* @see javax.servlet.FilterConfig#getInitParameterNames()
*/
@Override
public Enumeration<String> getInitParameterNames() {
Vector<String> v = new Vector<String>(filterDefinition.getInitParameters().keySet());
return v.elements();
}
//******************
// Property access
//******************
public ModuleFilterDefinition getFilterDefinition() {
return filterDefinition;
}
public void setFilterDefinition(ModuleFilterDefinition filterDefinition) {
this.filterDefinition = filterDefinition;
}
@Override
public ServletContext getServletContext() {
return servletContext;
}
public void setServletContext(ServletContext servletContext) {
this.servletContext = servletContext;
}
}