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org.apache.turbine.services.component.TurbineComponentService |
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1 | package org.apache.turbine.services.component; |
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2 | ||
3 | /* |
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4 | * Copyright 2001-2005 The Apache Software Foundation. |
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5 | * |
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6 | * Licensed under the Apache License, Version 2.0 (the "License") |
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7 | * you may not use this file except in compliance with the License. |
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8 | * You may obtain a copy of the License at |
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9 | * |
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10 | * http://www.apache.org/licenses/LICENSE-2.0 |
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11 | * |
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12 | * Unless required by applicable law or agreed to in writing, software |
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13 | * distributed under the License is distributed on an "AS IS" BASIS, |
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14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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15 | * See the License for the specific language governing permissions and |
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16 | * limitations under the License. |
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17 | */ |
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18 | ||
19 | import java.util.Iterator; |
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20 | import javax.servlet.ServletConfig; |
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21 | ||
22 | import org.apache.commons.configuration.BaseConfiguration; |
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23 | import org.apache.commons.configuration.Configuration; |
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24 | import org.apache.commons.logging.Log; |
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25 | import org.apache.commons.logging.LogFactory; |
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26 | import org.apache.stratum.component.ComponentLoader; |
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27 | import org.apache.stratum.lifecycle.Disposable; |
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28 | import org.apache.turbine.Turbine; |
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29 | import org.apache.turbine.services.InitializationException; |
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30 | import org.apache.turbine.services.TurbineBaseService; |
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31 | ||
32 | /** |
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33 | * An implementation of ComponentService which loads all the |
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34 | * components given in the TurbineResources.properties File |
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35 | * |
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36 | * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a> |
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37 | * @version $Id: TurbineComponentService.java 264148 2005-08-29 14:21:04Z henning $ |
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38 | * @deprecated torque is now loaded using the AvalonComponentService |
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39 | */ |
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40 | 4 | public class TurbineComponentService |
41 | extends TurbineBaseService |
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42 | implements ComponentService |
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43 | { |
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44 | ||
45 | /** Logging */ |
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46 | 4 | private static Log log = LogFactory.getLog(TurbineComponentService.class); |
47 | ||
48 | /** Extension used for Configuration files. */ |
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49 | 2 | private static String CONFIG = "config"; |
50 | ||
51 | /** Name tag used in Configurations */ |
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52 | 2 | private static String NAME = "name"; |
53 | ||
54 | /** Prefix used by the Component Loader */ |
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55 | 2 | private static String COMPONENT = "component"; |
56 | ||
57 | /** List of Components that was initialized */ |
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58 | 2 | private Object[] components = null; |
59 | ||
60 | /** |
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61 | * Load all configured components and initialize them. This is |
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62 | * a zero parameter variant which queries the Turbine Servlet |
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63 | * for its config. |
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64 | * |
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65 | * @throws InitializationException Something went wrong in the init |
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66 | * stage |
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67 | */ |
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68 | public void init() |
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69 | throws InitializationException |
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70 | { |
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71 | 2 | ServletConfig config = Turbine.getTurbineServletConfig(); |
72 | 2 | Configuration loaderConf = new BaseConfiguration(); |
73 | ||
74 | 2 | String[] names = getConfiguration().getStringArray(NAME); |
75 | ||
76 | 2 | log.warn("The ComponentService is deprecated!"); |
77 | ||
78 | 4 | for (int i = 0; i < names.length; i++) |
79 | { |
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80 | 2 | String key = names[i]; |
81 | ||
82 | 2 | loaderConf.addProperty(COMPONENT + "." + NAME, key); |
83 | ||
84 | 2 | String subProperty = COMPONENT + "." + key; |
85 | 2 | Configuration subConf = getConfiguration().subset(key); |
86 | ||
87 | 5 | for (Iterator it = subConf.getKeys(); it.hasNext();) |
88 | { |
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89 | 4 | String subKey = (String) it.next(); |
90 | 4 | Object subVal = subConf.getProperty(subKey); |
91 | ||
92 | 4 | if (subKey.equals(CONFIG)) |
93 | { |
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94 | 2 | log.debug("Fixing up " + subVal); |
95 | 2 | String newPath = |
96 | config.getServletContext().getRealPath((String) subVal); |
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97 | ||
98 | 2 | if (newPath == null) |
99 | { |
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100 | 0 | throw new InitializationException("Could not translate path " + subVal); |
101 | } |
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102 | ||
103 | 2 | subVal = newPath; |
104 | 2 | log.debug("Now: " + subVal); |
105 | } |
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106 | ||
107 | 4 | loaderConf.addProperty(subProperty + "." + subKey, |
108 | subVal); |
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109 | } |
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110 | ||
111 | 2 | log.info("Added " + key + " as a component"); |
112 | } |
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113 | ||
114 | try |
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115 | { |
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116 | 2 | ComponentLoader cl = new ComponentLoader(loaderConf); |
117 | 2 | components = cl.load(); |
118 | 2 | setInit(true); |
119 | 1 | } |
120 | 0 | catch (Exception e) |
121 | { |
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122 | 0 | log.error("Component Service failed: ", e); |
123 | 0 | throw new InitializationException("ComponentService failed: ", e); |
124 | 1 | } |
125 | 2 | } |
126 | ||
127 | /** |
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128 | * Inits the service using servlet parameters to obtain path to the |
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129 | * configuration file. Change relatives paths. |
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130 | * |
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131 | * @param config The ServletConfiguration from Turbine |
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132 | * |
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133 | * @throws InitializationException Something went wrong when starting up. |
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134 | * @deprecated use init() instead. |
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135 | */ |
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136 | public void init(ServletConfig config) |
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137 | throws InitializationException |
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138 | { |
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139 | 0 | init(); |
140 | 0 | } |
141 | ||
142 | /** |
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143 | * Shuts the Component Service down, calls dispose on the components that |
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144 | * implement this interface |
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145 | * |
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146 | */ |
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147 | ||
148 | public void shutdown() |
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149 | { |
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150 | 2 | if (components != null) |
151 | { |
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152 | 4 | for (int i = 0; i < components.length; i++) |
153 | { |
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154 | 2 | if (components[i] instanceof Disposable) |
155 | { |
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156 | 2 | log.debug("Disposing a " + components[i].getClass().getName() + " object"); |
157 | 2 | ((Disposable) components[i]).dispose(); |
158 | } |
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159 | else |
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160 | { |
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161 | 0 | log.debug("Not disposing " + components[i].getClass().getName() + ", not a Disposable Object"); |
162 | } |
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163 | } |
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164 | } |
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165 | 2 | setInit(false); |
166 | 2 | } |
167 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |