org.apache.tiles.request.velocity.VelocityScopeMap Maven / Gradle / Ivy
/*
* 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.tiles.request.velocity;
import static org.apache.tiles.request.collection.CollectionUtil.key;
import java.util.HashSet;
import java.util.Set;
import org.apache.tiles.request.collection.ScopeMap;
import org.apache.tiles.request.velocity.extractor.VelocityScopeExtractor;
import org.apache.velocity.context.Context;
/**
*
* Private implementation of Map for servlet request attributes.
*
*
*/
final class VelocityScopeMap extends ScopeMap {
/**
* The request object to use.
*/
private Context request = null;
/**
* Constructor.
*
* @param request The request object to use.
*/
public VelocityScopeMap(Context request) {
super(new VelocityScopeExtractor(request));
this.request = request;
}
@Override
public Object remove(Object key) {
return request.remove(key(key));
}
@Override
public Object put(String key, Object value) {
return request.put(key, value);
}
/** {@inheritDoc} */
public boolean containsKey(Object key) {
return request.containsKey(key(key));
}
/** {@inheritDoc} */
public boolean isEmpty() {
return size() < 1;
}
/** {@inheritDoc} */
public Set keySet() {
Set set = new HashSet();
for (Object key : request.getKeys()) {
set.add((String) key);
}
return (set);
}
/** {@inheritDoc} */
public int size() {
return request.getKeys().length;
}
}