| /* |
| * 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.commons.chain2.web.portlet; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Enumeration; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import javax.portlet.PortletRequest; |
| |
| import org.apache.commons.chain2.web.MapEntry; |
| |
| |
| /** |
| * <p>Private implementation of <code>Map</code> for portlet parameter |
| * name-values[].</p> |
| * |
| * @version $Id$ |
| */ |
| final class PortletParamValuesMap implements Map<String, String[]> { |
| |
| public PortletParamValuesMap(PortletRequest request) { |
| this.request = request; |
| } |
| |
| private final PortletRequest request; |
| |
| public void clear() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public boolean containsKey(Object key) { |
| return (request.getParameter(key(key)) != null); |
| } |
| |
| public boolean containsValue(Object value) { |
| return values().contains(value); |
| } |
| |
| public Set<Entry<String, String[]>> entrySet() { |
| Set<Entry<String, String[]>> set = new HashSet<Entry<String, String[]>>(); |
| Enumeration<String> keys = request.getParameterNames(); |
| String key; |
| while (keys.hasMoreElements()) { |
| key = keys.nextElement(); |
| set.add(new MapEntry<String, String[]>(key, request.getParameterValues(key), false)); |
| } |
| return (set); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| return (request.equals(o)); |
| } |
| |
| public String[] get(Object key) { |
| return (request.getParameterValues(key(key))); |
| } |
| |
| @Override |
| public int hashCode() { |
| return (request.hashCode()); |
| } |
| |
| public boolean isEmpty() { |
| return (size() < 1); |
| } |
| |
| public Set<String> keySet() { |
| Set<String> set = new HashSet<String>(); |
| Enumeration<String> keys = request.getParameterNames(); |
| while (keys.hasMoreElements()) { |
| set.add(keys.nextElement()); |
| } |
| return (set); |
| } |
| |
| public String[] put(String key, String[] value) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public void putAll(Map<? extends String, ? extends String[]> map) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public String[] remove(Object key) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public int size() { |
| int n = 0; |
| Enumeration<String> keys = request.getParameterNames(); |
| while (keys.hasMoreElements()) { |
| keys.nextElement(); |
| n++; |
| } |
| return (n); |
| } |
| |
| public Collection<String[]> values() { |
| List<String[]> list = new ArrayList<String[]>(); |
| Enumeration<String> keys = request.getParameterNames(); |
| while (keys.hasMoreElements()) { |
| list.add(request.getParameterValues(keys.nextElement())); |
| } |
| return (list); |
| } |
| |
| private String key(Object key) { |
| if (key == null) { |
| throw new IllegalArgumentException(); |
| } else if (key instanceof String) { |
| return ((String) key); |
| } else { |
| return (key.toString()); |
| } |
| } |
| |
| } |