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1 package org.tigris.scarab.util;
2
3
48
49 import java.util.Locale  ;
50
51 import org.apache.commons.lang.StringUtils;
52 import org.apache.fulcrum.localization.Localization;
53 import org.apache.turbine.Turbine;
54 import org.tigris.scarab.om.Module;
55
56
64 public class EmailLinkFactory
65 {
66 private static final String LINK_TOOL_KEY =
67 "scarab.email.link.classname";
68
69 private static final Class linkClass;
70 static
71 {
72 String className = Turbine.getConfiguration()
73 .getString(LINK_TOOL_KEY, "");
74 Class c = null;
75 if (StringUtils.isNotEmpty(className))
76 {
77 try
78 {
79 c = Class.forName(className);
80 }
81 catch (Exception e)
82 {
83 Log.get().warn("Unable to to create '" + className + '\'', e);
84 }
85 }
86 else
87 {
88 Log.get().info(LINK_TOOL_KEY +
89 " parameter exists, but has no value");
90 }
91
92 if (c == null)
93 {
94 c = EmailLink.class;
95 }
96
97 linkClass = c;
98 }
99
100
101 public static EmailLink getInstance(Module module)
102 {
103 EmailLink result = null;
104 if (linkClass == null)
105 {
106 result = new EmailLink(module);
107 }
108 else
109 {
110 try
111 {
112 result = (EmailLink)linkClass.newInstance();
113 result.setCurrentModule(module);
114 }
115 catch (Exception e)
116 {
117 Log.get().warn("Unable to to create '" + linkClass.getName() +
118 "'; will use default link tool.", e);
119 result = new ErrorEmailLink(module);
120 }
121 }
122 return result;
123 }
124
125 static class ErrorEmailLink
126 extends EmailLink
127 {
128 ErrorEmailLink()
129 {
130 }
131
132 ErrorEmailLink(Module module)
133 {
134 super(module);
135 }
136
137 public String toString()
138 {
139 Module module = getCurrentModule();
140 Locale locale = null;
141 if (module != null)
142 {
143 locale = module.getLocale();
144 }
145 if (locale == null)
146 {
147 locale = ScarabConstants.DEFAULT_LOCALE;
148 }
149 return Localization.getString(ScarabConstants.DEFAULT_BUNDLE_NAME,
150 locale,
151 "EmailLinkError");
152 }
153 }
154 }
155 |
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