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Java > Open Source Codes > com > jcorporate > expresso > services > controller > dbmaint > AddUpdate


1 /* ====================================================================
2  * The Jcorporate Apache Style Software License, Version 1.2 05-07-2002
3  *
4  * Copyright (c) 1995-2002 Jcorporate Ltd. All rights reserved.
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20  * "This product includes software developed by Jcorporate Ltd.
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61  * Portions of this software are based upon other open source
62  * products and are subject to their respective licenses.
63  */
64
65 package com.jcorporate.expresso.services.controller.dbmaint;
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.ErrorCollection;
71 import com.jcorporate.expresso.core.controller.NonHandleableException;
72 import com.jcorporate.expresso.core.controller.Output;
73 import com.jcorporate.expresso.core.dataobjects.DataObject;
74 import com.jcorporate.expresso.core.db.DBException;
75 import com.jcorporate.expresso.services.controller.ui.DefaultAutoElement;
76 import org.apache.log4j.Logger;
77
78
79 /**
80  * Processes date entered via standard form presented by
81  * Add. Adds a record to a table and requires all fields to
82  * be present
83  *
84  * @author Michael Nash, contributions by Kevin King
85  */
86 public class AddUpdate
87         extends UpdateBase {
88     private static Logger log = Logger.getLogger(AddUpdate.class);
89
90     /**
91      * Default Constructor
92      */
93     public AddUpdate() {
94         super();
95     }
96
97     /**
98      * @param code The internal name of the state
99      * @param descrip The friendly name of the state
100      */
101     public AddUpdate(String JavaDoc code, String JavaDoc descrip) {
102         super(code, descrip);
103
104     } /* AddUpdate(String, String) */
105
106     /**
107      * Performs the real work for this class.
108      *
109      * @param req The <code>ControllerRequest</code> object
110      * @param res The <code>ControllerResponse</code> object
111      * @throws NonHandleableException upon fatal error
112      * @throws ControllerException If a problem occurs getting field info from the
113      * database object
114      */
115     public void run(ControllerRequest req, ControllerResponse res)
116             throws ControllerException, NonHandleableException {
117         super.run(req, res);
118
119         DataObject myDBObj = this.getDataObject();
120         ErrorCollection ee = new ErrorCollection();
121
122         try {
123             setFormCache();
124
125             /* Special check for checkboxes: If a field has the "checkbox
126             * attribute set, but we get NO VALUE for the field (e.g. not
127             * "N", but no value at all), then this means "N"!
128             */
129             myDBObj.clear();
130             myDBObj = DefaultAutoElement.getAutoControllerElement().parseDBObject(req, myDBObj, ee);
131             if (ee.getErrorCount() > 0) {
132                 if (log.isDebugEnabled()) {
133                     log.debug("There were errors - transitioning back to Add state");
134                 }
135
136                 res.saveErrors(ee);
137                 transition("Add", req, res);
138                 return;
139             }
140
141             myDBObj.add();
142
143
144             //Save any updated BLOB fields.
145 super.saveBlobFields(myDBObj);
146
147             addOutput(new Output("title", "Data Saved."));
148             showUserName("");
149             addOutput(new Output("message", "Record Added"));
150             showNext = false;
151             showPrev = false;
152             showKey(true);
153             showOptions();
154             clearFormCache();
155         } catch (DBException de) {
156             ee.addError(de);
157             res.saveErrors(ee);
158             transition("Add", req, res);
159             return;
160         }
161 // catch (ValidationException ve) {
162 // throw new NonHandleableException(ve);
163 // }
164 } /* execute() */
165
166 }
167
168 /* AddUpdate */
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