/*
* 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 org.apache.deltaspike.jsf.impl.config.view.navigation;
import org.apache.deltaspike.core.api.config.view.navigation.NavigationParameterContext;
import org.apache.deltaspike.jsf.impl.util.JsfUtils;
import javax.enterprise.context.RequestScoped;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
/**
* Request scoped storage for page-parameters.
* Can be used to add parameters dynamically to the final navigation string
*/
@RequestScoped
public class DefaultNavigationParameterContext implements NavigationParameterContext
{
private static final long serialVersionUID = 6027959542775130265L;
private Map<String, String> parameters = new HashMap<String, String>();
protected DefaultNavigationParameterContext()
{
}
public Map<String, String> getPageParameters()
{
return Collections.unmodifiableMap(this.parameters);
}
public void addPageParameter(String key, Object param)
{
if (param == null)
{
this.parameters.remove(key);
return;
}
String value = param.toString().trim();
if (value.startsWith("#{") && value.endsWith("}"))
{
value = JsfUtils.getValueOfExpressionAsString(value);
}
//simple version - we could add multi-ref support, if we really need it
//but this method might be called multiple times for the same parameter/s
this.parameters.put(key, value);
}
}