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Java > Open Source Codes > com > jcorporate > expresso > services > controller > Configuration


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64
65 package com.jcorporate.expresso.services.controller;
66
67 import com.jcorporate.expresso.core.controller.ControllerException;
68 import com.jcorporate.expresso.core.controller.ControllerRequest;
69 import com.jcorporate.expresso.core.controller.ControllerResponse;
70 import com.jcorporate.expresso.core.controller.Input;
71 import com.jcorporate.expresso.core.controller.SecureIfSetController;
72 import com.jcorporate.expresso.core.controller.State;
73 import com.jcorporate.expresso.core.controller.Transition;
74 import com.jcorporate.expresso.kernel.DefaultContainerImpl;
75 import com.jcorporate.expresso.kernel.RootContainer;
76 import com.jcorporate.expresso.kernel.SystemFactory;
77 import com.jcorporate.expresso.kernel.digester.ComponentMetadataConfig;
78 import com.jcorporate.expresso.kernel.digester.ExpressoServicesConfig;
79 import com.jcorporate.expresso.services.controller.configuration.ShowComponent;
80 import com.jcorporate.expresso.services.controller.configuration.ShowContainerTree;
81
82
83 /**
84  * This is a management controller that allows configuration of the
85  * expresso-services.xml file
86  *
87  * @author Michael Rimov
88  */
89
90 public class Configuration extends SecureIfSetController {
91
92     /**
93      * Session identifier that stores the current Expresso runtime we're managing
94      */
95     public static final String JavaDoc CURRENT_RUNTIME_KEY = Configuration.class.getName()
96             + ".curRuntimeKey";
97
98
99     public static final String JavaDoc STATE_SHOW_FILE = "showConfigurationFile";
100     public static final String JavaDoc STATE_SWITCH_RUNTIME = "switchRuntime";
101     public static final String JavaDoc STATE_SHOW_STATUS = "showContainerStatus";
102     public static final String JavaDoc STATE_SHOW_RUNTIME = "showRuntime";
103     public static final String JavaDoc STATE_SHOW_COMPONENT = "showComponent";
104     public static final String JavaDoc STATE_PROMPT_CREATE_RUNTIME = "promptCreateRuntime";
105     public static final String JavaDoc STATE_PROCESS_CREATE_RUNTIME = "processCreateRuntime";
106
107     /**
108      * Default constructor, creates all the various states, etc.
109      */
110     public Configuration() {
111         super();
112         this.setSchema(com.jcorporate.expresso.core.ExpressoSchema.class);
113
114         State s = new State(STATE_SHOW_FILE, "Show Configuration File");
115         this.addState(s);
116
117         s = new State(STATE_SWITCH_RUNTIME, "Switch Runtimes");
118         s.addRequiredParameter("runtimeName");
119
120         s = new State(STATE_SHOW_STATUS, "Show Container Status State");
121         this.addState(s);
122
123         s = new ShowContainerTree();
124         this.addState(s);
125
126         s = new State(STATE_SHOW_RUNTIME, "Show Runtime Information");
127         this.addState(s);
128
129         //External state for displaying the component and handling various
130 //methods.
131 s = new ShowComponent();
132         this.addState(s);
133
134         s = new State("promptCreateRuntime", "Prompt Create Runtime");
135         this.addState(s);
136
137         s = new State("processCreateRuntime", "Create Runtime");
138         this.addState(s);
139
140         s = new State("summary", "Configuration Start Page");
141         this.addState(s);
142
143         this.setInitialState("summary");
144     }
145
146
147     /**
148      * @param request the controller request object
149      * @param response the controller response object
150      */
151     public void runShowConfigurationFileState(ControllerRequest request,
152                                               ControllerResponse response) {
153
154     }
155
156     /**
157      * Show basic running container status including a list of current
158      * ExpressoRuntimes that are operating within this Virtual Machine.
159      *
160      * @param request The <code>ControllerRequest</code> object that is
161      * @param response the controller response object
162      */
163     public void showContainerStatusState(ControllerRequest request,
164                                          ControllerResponse response) {
165
166     }
167
168
169     /**
170      * @param request the controller request object
171      * @param response the controller response object
172      */
173     public void runSwitchRuntimeState(ControllerRequest request,
174                                       ControllerResponse response) {
175
176     }
177
178
179     /**
180      * @param request the controller request object
181      * @param response the controller response object
182      */
183     public void runShowContainerStatusState(ControllerRequest request,
184                                             ControllerResponse response) {
185
186
187     }
188
189     /**
190      * @param request the controller request object
191      * @param response the controller response object
192      */
193     public void runShowComponentState(ControllerRequest request,
194                                       ControllerResponse response) {
195
196     }
197
198
199     /**
200      * @param request the controller request object
201      * @param response the controller response object
202      */
203     public void runSummaryState(ControllerRequest request,
204                                 ControllerResponse response) {
205         response.setTitle("Expresso Runtime Configuration");
206
207     }
208
209     /**
210      * @param request the controller request object
211      * @param response the controller response object
212      * @throws ControllerException upon error
213      */
214     public void runPromptCreateRuntime(ControllerRequest request,
215                                        ControllerResponse response) throws ControllerException {
216         response.setTitle("Create New Runtime");
217         Input i = new Input("runtimeName", "Runtime Name(Leave Blank For Default)");
218         Transition t = new Transition(STATE_PROCESS_CREATE_RUNTIME, this);
219         response.add(i);
220         response.add(t);
221
222     }
223
224     /**
225      * todo what is this method for? is it useful?
226      *
227      * @param request the controller request object
228      * @param response the controller response object
229      * @throws ControllerException upon error
230      */
231     public void runProcessCreateRuntime(ControllerRequest request,
232                                         ControllerResponse response) throws ControllerException {
233         RootContainer rc = new RootContainer();
234         rc.setContainerImplementation(new DefaultContainerImpl());
235         rc.setExpressoServicesConfig(new ExpressoServicesConfig());
236 // rc.getExpressoServicesConfig().
237
238         // does this do something useful??
239 SystemFactory.getInstance();
240         rc.getMetadataLocation();
241         new ComponentMetadataConfig();
242     }
243
244 }
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