001
014
015 package com.liferay.portlet;
016
017 import com.liferay.portal.kernel.util.InstanceFactory;
018 import com.liferay.portal.model.PortletApp;
019
020 import java.util.Map;
021 import java.util.concurrent.ConcurrentHashMap;
022
023 import javax.portlet.PortletContext;
024 import javax.portlet.PortletException;
025 import javax.portlet.UnavailableException;
026 import javax.portlet.filter.FilterConfig;
027 import javax.portlet.filter.PortletFilter;
028
029
032 public class PortletFilterFactory {
033
034 public static PortletFilter create(
035 com.liferay.portal.model.PortletFilter portletFilterModel,
036 PortletContext ctx)
037 throws PortletException {
038
039 return _instance._create(portletFilterModel, ctx);
040 }
041
042 public static void destroy(
043 com.liferay.portal.model.PortletFilter portletFilterModel) {
044
045 _instance._destroy(portletFilterModel);
046 }
047
048 private PortletFilterFactory() {
049 _portletFilters =
050 new ConcurrentHashMap<String, Map<String, PortletFilter>>();
051 }
052
053 private PortletFilter _create(
054 com.liferay.portal.model.PortletFilter portletFilterModel,
055 PortletContext portletContext)
056 throws PortletException {
057
058 PortletApp portletApp = portletFilterModel.getPortletApp();
059
060 Map<String, PortletFilter> portletFilters = _portletFilters.get(
061 portletApp.getServletContextName());
062
063 if (portletFilters == null) {
064 portletFilters = new ConcurrentHashMap<String, PortletFilter>();
065
066 _portletFilters.put(
067 portletApp.getServletContextName(), portletFilters);
068 }
069
070 PortletFilter portletFilter = portletFilters.get(
071 portletFilterModel.getFilterName());
072
073 if (portletFilter == null) {
074 FilterConfig filterConfig = FilterConfigFactory.create(
075 portletFilterModel, portletContext);
076
077 if (portletApp.isWARFile()) {
078 PortletContextBag portletContextBag = PortletContextBagPool.get(
079 portletApp.getServletContextName());
080
081 Map<String, PortletFilter> curPortletFilters =
082 portletContextBag.getPortletFilters();
083
084 portletFilter = curPortletFilters.get(
085 portletFilterModel.getFilterName());
086
087 portletFilter = _init(
088 portletFilterModel, filterConfig, portletFilter);
089 }
090 else {
091 portletFilter = _init(portletFilterModel, filterConfig);
092 }
093
094 portletFilters.put(
095 portletFilterModel.getFilterName(), portletFilter);
096 }
097
098 return portletFilter;
099 }
100
101 private void _destroy(
102 com.liferay.portal.model.PortletFilter portletFilterModel) {
103
104 PortletApp portletApp = portletFilterModel.getPortletApp();
105
106 Map<String, PortletFilter> portletFilters = _portletFilters.get(
107 portletApp.getServletContextName());
108
109 if (portletFilters == null) {
110 return;
111 }
112
113 PortletFilter portletFilter = portletFilters.get(
114 portletFilterModel.getFilterName());
115
116 if (portletFilter == null) {
117 return;
118 }
119
120 portletFilter.destroy();
121
122 portletFilters.remove(portletFilterModel.getFilterName());
123 }
124
125 private PortletFilter _init(
126 com.liferay.portal.model.PortletFilter portletFilterModel,
127 FilterConfig filterConfig)
128 throws PortletException {
129
130 return _init(portletFilterModel, filterConfig, null);
131 }
132
133 private PortletFilter _init(
134 com.liferay.portal.model.PortletFilter portletFilterModel,
135 FilterConfig filterConfig, PortletFilter portletFilter)
136 throws PortletException {
137
138 try {
139 if (portletFilter == null) {
140 portletFilter = (PortletFilter)InstanceFactory.newInstance(
141 portletFilterModel.getFilterClass());
142 }
143
144 portletFilter.init(filterConfig);
145 }
146 catch (PortletException pe) {
147 throw pe;
148 }
149 catch (Exception e) {
150 throw new UnavailableException(e.getMessage());
151 }
152
153 return portletFilter;
154 }
155
156 private static PortletFilterFactory _instance = new PortletFilterFactory();
157
158 private Map<String, Map<String, PortletFilter>> _portletFilters;
159
160 }