001: /* ====================================================================
002: * The Jcorporate Apache Style Software License, Version 1.2 05-07-2002
003: *
004: * Copyright (c) 1995-2002 Jcorporate Ltd. All rights reserved.
005: *
006: * Redistribution and use in source and binary forms, with or without
007: * modification, are permitted provided that the following conditions
008: * are met:
009: *
010: * 1. Redistributions of source code must retain the above copyright
011: * notice, this list of conditions and the following disclaimer.
012: *
013: * 2. Redistributions in binary form must reproduce the above copyright
014: * notice, this list of conditions and the following disclaimer in
015: * the documentation and/or other materials provided with the
016: * distribution.
017: *
018: * 3. The end-user documentation included with the redistribution,
019: * if any, must include the following acknowledgment:
020: * "This product includes software developed by Jcorporate Ltd.
021: * (http://www.jcorporate.com/)."
022: * Alternately, this acknowledgment may appear in the software itself,
023: * if and wherever such third-party acknowledgments normally appear.
024: *
025: * 4. "Jcorporate" and product names such as "Expresso" must
026: * not be used to endorse or promote products derived from this
027: * software without prior written permission. For written permission,
028: * please contact info@jcorporate.com.
029: *
030: * 5. Products derived from this software may not be called "Expresso",
031: * or other Jcorporate product names; nor may "Expresso" or other
032: * Jcorporate product names appear in their name, without prior
033: * written permission of Jcorporate Ltd.
034: *
035: * 6. No product derived from this software may compete in the same
036: * market space, i.e. framework, without prior written permission
037: * of Jcorporate Ltd. For written permission, please contact
038: * partners@jcorporate.com.
039: *
040: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
041: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
042: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
043: * DISCLAIMED. IN NO EVENT SHALL JCORPORATE LTD OR ITS CONTRIBUTORS
044: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
045: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
046: * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
047: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
048: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
049: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
050: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
051: * SUCH DAMAGE.
052: * ====================================================================
053: *
054: * This software consists of voluntary contributions made by many
055: * individuals on behalf of the Jcorporate Ltd. Contributions back
056: * to the project(s) are encouraged when you make modifications.
057: * Please send them to support@jcorporate.com. For more information
058: * on Jcorporate Ltd. and its products, please see
059: * <http://www.jcorporate.com/>.
060: *
061: * Portions of this software are based upon other open source
062: * products and are subject to their respective licenses.
063: */
064:
065: package com.jcorporate.expresso.services.dbobj;
066:
067: import com.jcorporate.expresso.core.db.DBException;
068: import com.jcorporate.expresso.core.dbobj.RequestContext;
069: import com.jcorporate.expresso.core.dbobj.SecuredDBObject;
070: import com.jcorporate.expresso.core.misc.ConfigManager;
071:
072: /**
073: * DBOtherMap
074: * Tells about database objects that reside in Other Databases - e.g. somewhere
075: * other than the control database where this table is found.
076: *
077: * @author Michael Nash
078: */
079: public class DBOtherMap extends SecuredDBObject {
080:
081: public static final String DB_OBJECT_NAME = "DBObjName";
082: public static final String DESCRIP = "Descrip";
083: public static final String DB_CONN_NAME = "DBConnName";
084:
085: /**
086: * Constructor
087: *
088: * @throws DBException upon initialization error
089: */
090: public DBOtherMap() throws DBException {
091: super ();
092: } /* DBOtherMap() */
093:
094: /**
095: * @param uid the integer Expresso security uid
096: * @throws DBException upon initialization error
097: */
098: public DBOtherMap(int uid) throws DBException {
099: super (uid);
100: }
101:
102: /**
103: * For using DBObjects within Controllers. Initializes based upon the current
104: * user and the requested db. [Of course this can be modified later]
105: *
106: * @param request the request context
107: * @throws DBException upon initialization error
108: */
109: public DBOtherMap(RequestContext request) throws DBException {
110: super (request);
111: }
112:
113: /**
114: * Set up the database fields of this object
115: *
116: * @throws DBException If there is a problem setting up the fields
117: */
118: public void setupFields() throws DBException {
119: setTargetTable("DBOTHERMAP");
120: setDescription("DBotherMap");
121: addField(DB_OBJECT_NAME, "varchar", 250, false, "dbobjName");
122: addField(DB_CONN_NAME, "char", 30, false, "context");
123: addField(DESCRIP, "varchar", 200, true, "description");
124: setStringFilter(DB_OBJECT_NAME, "stripFilter");
125: setStringFilter(DB_CONN_NAME, "stripFilter");
126: addKey(DB_OBJECT_NAME);
127: }
128:
129: /**
130: * Override of DBObject.add(). Remaps the otherdb mappings when the
131: * add is complete.
132: *
133: * @throws com.jcorporate.expresso.core.db.DBException
134: * if there's an error
135: * while adding the record.
136: */
137: public synchronized void add()
138: throws com.jcorporate.expresso.core.db.DBException {
139: super .add();
140: try {
141: ConfigManager.mapOtherDBs();
142: } catch (com.jcorporate.expresso.core.misc.ConfigurationException ce) {
143: throw new DBException(
144: "Error updating the other db mappings."
145: + " You will need to restart the servlet container"
146: + " for changes to take affect");
147: }
148: }
149:
150: /**
151: * Override of DBOBject.delete(). Remaps the otherdb mappings when
152: * the delete is complete.
153: *
154: * @throws com.jcorporate.expresso.core.db.DBException
155: * if there's an error
156: * while deleting the record.
157: */
158: public synchronized void delete()
159: throws com.jcorporate.expresso.core.db.DBException {
160: super .delete();
161: try {
162: ConfigManager.mapOtherDBs();
163: } catch (com.jcorporate.expresso.core.misc.ConfigurationException ce) {
164: throw new DBException(
165: "Error updating the other db mappings."
166: + " You will need to restart the servlet container"
167: + " for changes to take affect");
168: }
169: }
170:
171: /**
172: * Override of DBObject.update(). Remaps the otherdb mappings when
173: * an update is complete.
174: *
175: * @throws com.jcorporate.expresso.core.db.DBException
176: * if there's an error
177: * while updating the record.
178: */
179: public synchronized void update()
180: throws com.jcorporate.expresso.core.db.DBException {
181: super .update();
182: try {
183: ConfigManager.mapOtherDBs();
184: } catch (com.jcorporate.expresso.core.misc.ConfigurationException ce) {
185: throw new DBException(
186: "Error updating the other db mappings."
187: + " You will need to restart the servlet container"
188: + " for changes to take affect");
189: }
190: } /* setupFields() */
191:
192: } /* DBOtherMap */
193:
194: /* DBOtherMap */
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