##### Coverage Report - org.webmacro.servlet.ServletBroker

Classes in this File | Line Coverage | Branch Coverage | Complexity
ServletBroker |
53% | 15/28
33% | 4/12
| 3.0;3
ServletBroker$PropertiesPair |
0% | 0/13
0% | 0/8
| 3.0;3

1 |  |
     /*
2 |  |
      * Copyright (C) 1998-2000 Semiotek Inc.  All Rights Reserved.
3 |  |
      *
4 |  |
      * Redistribution and use in source and binary forms, with or without
5 |  |
      * modification, are permitted under the terms of either of the following
6 |  |
      * Open Source licenses:
7 |  |
      *
8 |  |
      * The GNU General Public License, version 2, or any later version, as
9 |  |
      * published by the Free Software Foundation
10 |  |
      * (http://www.fsf.org/copyleft/gpl.html);
11 |  |
      *
12 |  |
      *  or
13 |  |
      *
14 |  |
      * The Semiotek Public License (http://webmacro.org/LICENSE.)
15 |  |
      *
16 |  |
      * This software is provided "as is", with NO WARRANTY, not even the
17 |  |
      * implied warranties of fitness to purpose, or merchantability. You
18 |  |
      * assume all risks and liabilities associated with its use.
19 |  |
      *
20 |  |
      * See www.webmacro.org for more information on the WebMacro project.
21 |  |
      */
22 |  |
23 |  |
24 |  |
     /**
25 |  |
      * Base class for servlet brokers.
26 |  |
      * @see Servlet20Broker
27 |  |
      * @see Servlet22Broker
28 |  |
      * @see Broker
29 |  |
      * @author Brian Goetz
30 |  |
      * @since 0.96
31 |  |
      */
32 |  |
     package org.webmacro.servlet;
33 |  |
34 |  |
     import org.slf4j.Logger;
35 |  |
     import org.slf4j.LoggerFactory;
36 |  |
     import org.webmacro.Broker;
37 |  |
     import org.webmacro.InitException;
38 |  |
39 |  |
     import javax.servlet.Servlet;
40 |  |
     import javax.servlet.ServletContext;
41 |  |
     import java.util.Map;
42 |  |
     import java.util.Properties;
43 |  |
     import java.util.WeakHashMap;
44 |  |
45 |  |
     /**
46 |  |
      * The base broker for Servlets and web applications. getBroker will
47 |  |
      * instantiate the correct ServletXXBroker for the version of the servlet
48 |  |
      * API that is available.
49 |  |
      *
50 |  |
      * @see #getBroker
51 |  |
      * @since Dawn of time
52 |  |
      */
53 |  |
     abstract public class ServletBroker extends Broker
54 |  |
     {
55 |  |
56 |  |
         protected ServletContext _servletContext;
57 | 4 |
         protected Logger _log =  LoggerFactory.getLogger(ServletBroker.class);
58 |  |
59 |  |
60 |  |
         /**
61 |  |
          * Tracks ServletContexts we have been instantiated for, to prevent
62 |  |
          * duplicate log targets where multiple ServletBroker instances are
63 |  |
          * created. We use WeakHashMap instead of Set because it does the
64 |  |
          * key polled removal for us.
65 |  |
          */
66 | 2 |
         private static Map servletContextsWithLogTargets = new WeakHashMap();
67 |  |
68 |  |
         protected ServletBroker (ServletContext sc) throws InitException
69 |  |
         {
70 | 4 |
             super((Broker) null, sc.toString());
71 | 4 |
             _servletContext = sc;
72 | 4 |
         }
73 |  |
74 |  |
75 |  |
         public static Broker getBroker (Servlet s, Properties additionalProperties)
76 |  |
             throws InitException
77 |  |
         {
78 |  |
             int minorVersion, majorVersion;
79 |  |
80 | 32 |
             ServletContext sc = s.getServletConfig().getServletContext();
81 |  |
             try
82 |  |
             {
83 | 32 |
                 majorVersion = sc.getMajorVersion();
84 | 32 |
                 minorVersion = sc.getMinorVersion();
85 |  |
             }
86 | 0 |
             catch (NoSuchMethodError e)
87 |  |
             {
88 | 0 |
                 majorVersion = 2;
89 | 0 |
                 minorVersion = 0;
90 | 32 |
             }
91 |  |
92 |  |
             Broker b;
93 | 32 |
             if (majorVersion > 2
94 |  |
                     || (majorVersion == 2 && minorVersion >= 2))
95 | 22 |
                 b = Servlet22Broker.getBroker(s, additionalProperties);
96 |  |
             else
97 | 10 |
                 b = Servlet20Broker.getBroker(s, additionalProperties);
98 | 32 |
             return b;
99 |  |
         }
100 |  |
101 |  |
         /**
102 |  |
          * Get a Broker according to Servlet API version, when no Servlet reference
103 |  |
          * is available.
104 |  |
          * @param sc The ServletContext of the web application
105 |  |
          * @param cl A class loader, hopefully that of the web application, to
106 |  |
          * use when loading resources or classes.
107 |  |
          * @param additionalProperties
108 |  |
          * @return The broker for the servlet context.
109 |  |
          * @throws InitException
110 |  |
          * @since 2.1 JSDK
111 |  |
          */
112 |  |
         public static Broker getBroker (ServletContext sc, ClassLoader cl,
113 |  |
             Properties additionalProperties) throws InitException
114 |  |
         {
115 |  |
             int minorVersion, majorVersion;
116 |  |
117 |  |
             try
118 |  |
             {
119 | 0 |
                 majorVersion = sc.getMajorVersion();
120 | 0 |
                 minorVersion = sc.getMinorVersion();
121 |  |
             }
122 | 0 |
             catch (NoSuchMethodError e)
123 |  |
             {
124 | 0 |
                 majorVersion = 2;
125 | 0 |
                 minorVersion = 0;
126 | 0 |
             }
127 |  |
128 |  |
             Broker b;
129 | 0 |
             if (majorVersion > 2
130 |  |
                     || (majorVersion == 2 && minorVersion >= 2))
131 | 0 |
                 b = Servlet22Broker.getBroker(sc, cl, additionalProperties);
132 |  |
             else
133 | 0 |
                 b = Servlet20Broker.getBroker(sc, cl, additionalProperties);
134 | 0 |
             return b;
135 |  |
         }
136 |  |
137 |  |
         public static Broker getBroker (Servlet s) throws InitException
138 |  |
         {
139 | 32 |
             return getBroker(s, null);
140 |  |
         }
141 |  |
142 |  |
         public ServletContext getServletContext ()
143 |  |
         {
144 | 2 |
             return _servletContext;
145 |  |
         }
146 |  |
147 |  |
         protected static final class PropertiesPair
148 |  |
         {
149 |  |
             private final Object obj;
150 |  |
             private final Properties p;
151 |  |
152 |  |
             public PropertiesPair (Object s, Properties p)
153 | 0 |
             {
154 | 0 |
                 this.obj = s;
155 | 0 |
                 this.p = p;
156 | 0 |
             }
157 |  |
158 |  |
             public boolean equals (Object o)
159 |  |
             {
160 | 0 |
                 if (this == o) return true;
161 | 0 |
                 if (!(o instanceof PropertiesPair)) return false;
162 |  |
163 | 0 |
                 final PropertiesPair servletPropertiesPair = (PropertiesPair) o;
164 |  |
165 | 0 |
                 if (!p.equals(servletPropertiesPair.p)) return false;
166 | 0 |
                 if (!obj.equals(servletPropertiesPair.obj)) return false;
167 |  |
168 | 0 |
                 return true;
169 |  |
             }
170 |  |
171 |  |
             public int hashCode ()
172 |  |
             {
173 |  |
                 int result;
174 | 0 |
                 result = obj.hashCode();
175 | 0 |
                 result = 29 * result + p.hashCode();
176 | 0 |
                 return result;
177 |  |
             }
178 |  |
         }
179 |  |
     }