Source Code Cross Referenced for ChartDataPersistence.java in  » ESB » open-esb » org » openesb » tools » charting » persist » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » ESB » open esb » org.openesb.tools.charting.persist 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * BEGIN_HEADER - DO NOT EDIT
003:         *
004:         * The contents of this file are subject to the terms
005:         * of the Common Development and Distribution License
006:         * (the "License").  You may not use this file except
007:         * in compliance with the License.
008:         *
009:         * You can obtain a copy of the license at
010:         * https://open-esb.dev.java.net/public/CDDLv1.0.html.
011:         * See the License for the specific language governing
012:         * permissions and limitations under the License.
013:         *
014:         * When distributing Covered Code, include this CDDL
015:         * HEADER in each file and include the License file at
016:         * https://open-esb.dev.java.net/public/CDDLv1.0.html.
017:         * If applicable add the following below this CDDL HEADER,
018:         * with the fields enclosed by brackets "[]" replaced with
019:         * your own identifying information: Portions Copyright
020:         * [year] [name of copyright owner]
021:         */
022:
023:        /*
024:         * @(#)ChartDataPersistence.java
025:         * Copyright 2004-2007 Sun Microsystems, Inc. All Rights Reserved.
026:         *
027:         * END_HEADER - DO NOT EDIT
028:         */
029:        package org.openesb.tools.charting.persist;
030:
031:        import java.util.List;
032:        import java.sql.Connection;
033:        import java.sql.Statement;
034:        import java.sql.ResultSet;
035:        import java.sql.SQLException;
036:        import java.sql.PreparedStatement;
037:        import java.sql.Statement;
038:        import java.sql.ResultSet;
039:        import java.util.ArrayList;
040:        import java.util.logging.Level;
041:        import javax.naming.InitialContext;
042:        import javax.naming.NamingException;
043:        import javax.sql.DataSource;
044:        import java.util.logging.Logger;
045:        import org.openesb.tools.charting.exception.ChartingException;
046:
047:        /**
048:         *
049:         * @author rdwivedi
050:         */
051:        public class ChartDataPersistence {
052:
053:            /** Creates a new instance of ChartDataPersistence */
054:            String mDefaultDBJndi = "jdbc/__default";
055:            private static Logger mLogger = Logger
056:                    .getLogger(ChartDataPersistence.class.getName());
057:            private static boolean INIT = false;
058:
059:            public ChartDataPersistence() {
060:                if (!INIT) {
061:                    try {
062:                        setChartSystemDB();
063:                        INIT = true;
064:                    } catch (Exception e) {
065:                        mLogger.severe("Error while Initializing "
066:                                + e.getMessage());
067:                    }
068:                }
069:            }
070:
071:            List getAllAvailableChartIDS() throws ChartingException {
072:                String queryString = "Select CHART_ID,CHART_D_NAME,DIS_NAME,D_A_ID,C_TYPE,GRP_ID from CHCHARTS,CHGROUPS where "
073:                        + "CHCHARTS.GRP_ID = CHGROUPS.ID";
074:                ArrayList list = new ArrayList();
075:                Connection con = null;
076:                Statement stmt = null;
077:                ResultSet rset = null;
078:                try {
079:                    con = getConnectionJNDI();
080:                    stmt = con.createStatement();
081:                    rset = stmt.executeQuery(queryString);
082:
083:                    while (rset.next()) {
084:                        ChartBean cBean = new ChartBean();
085:                        cBean.setChartID(rset.getString(1));
086:                        cBean.setChartName(rset.getString(2));
087:
088:                        cBean.setChartParentName(rset.getString(3));
089:                        cBean.setChartDataBeanID(rset.getString(4));
090:                        cBean.setChartPropertiesForDataset(null, rset
091:                                .getString(5));
092:                        cBean.setParentID(rset.getString(6));
093:                        list.add(cBean);
094:                    }
095:                    rset.close();
096:                    stmt.close();
097:
098:                } catch (SQLException e) {
099:                    throw new ChartingException(e);
100:
101:                } finally {
102:                    if (con != null) {
103:                        try {
104:                            con.close();
105:                        } catch (SQLException e) {
106:                            // do nothing.
107:                        }
108:                    }
109:
110:                }
111:                return list;
112:            }
113:
114:            List getAllAvailableDataAccess() throws ChartingException {
115:                String queryString = "Select CHDATAACC.ID,GRP_ID,D_NAME,DIS_NAME,D_TYPE,D_JNDI_N,DATA from CHDATAACC,CHGROUPS where "
116:                        + " CHDATAACC.GRP_ID = CHGROUPS.ID";
117:                ArrayList list = new ArrayList();
118:                Connection con = null;
119:                Statement stmt = null;
120:                ResultSet rset = null;
121:                try {
122:                    con = getConnectionJNDI();
123:                    stmt = con.createStatement();
124:                    rset = stmt.executeQuery(queryString);
125:
126:                    while (rset.next()) {
127:                        DataBean cBean = new DataBean(rset.getString(3), rset
128:                                .getString(4));
129:                        cBean.setID(rset.getString(1));
130:                        cBean.setDataSetType(rset.getString(5));
131:                        cBean.setJNDIName(rset.getString(6));
132:                        cBean.setQuery(rset.getString(7));
133:                        list.add(cBean);
134:                    }
135:                    rset.close();
136:                    stmt.close();
137:
138:                } catch (SQLException e) {
139:                    mLogger.severe("Error while executing " + queryString);
140:                    throw new ChartingException(e);
141:
142:                } finally {
143:                    if (con != null) {
144:                        try {
145:                            con.close();
146:                        } catch (SQLException e) {
147:                            // do nothing.
148:                        }
149:                    }
150:
151:                }
152:                return list;
153:            }
154:
155:            public void upsertGroup(String id, String disname)
156:                    throws ChartingException {
157:
158:                /**
159:                        "Create table CHGROUPS (ID varchar(100) NOT NULL , DIS_NAME varchar(20)," +
160:                       "CONSTRAINT GRPID_PK PRIMARY KEY(ID))";
161:                 **/
162:                Connection con = null;
163:                String queryString = "Select ID from CHGROUPS where ID=?";
164:                try {
165:                    con = getConnectionJNDI();
166:                    PreparedStatement qStmt = con.prepareStatement(queryString);
167:                    PreparedStatement pstmt = con
168:                            .prepareStatement("UPDATE CHGROUPS SET DIS_NAME = ?  WHERE ID = ?");
169:                    PreparedStatement istmt1 = con
170:                            .prepareStatement("Insert into CHGROUPS values(?,?)");
171:                    qStmt.setString(1, id);
172:                    qStmt.execute();
173:                    if (qStmt.execute() && qStmt.getResultSet().next()) {
174:                        pstmt.setString(1, disname);
175:                        pstmt.setString(2, id);
176:                        pstmt.executeUpdate();
177:                    } else {
178:                        istmt1.setString(1, id);
179:                        istmt1.setString(2, disname);
180:
181:                        //istmt1.executeUpdate();
182:                        istmt1.executeUpdate();
183:
184:                    }
185:                    con.commit();
186:                    pstmt.close();
187:                    istmt1.close();
188:                } catch (SQLException e) {
189:                    try {
190:                        con.rollback();
191:                    } catch (SQLException e1) {
192:                        mLogger.log(Level.SEVERE, "Roll back failed.");
193:                    }
194:
195:                    e.printStackTrace();
196:                    mLogger.log(Level.SEVERE, "Unable to save chart data ", e);
197:                    throw new ChartingException("Unable to save chart data ", e);
198:
199:                } finally {
200:                    if (con != null) {
201:                        try {
202:                            con.close();
203:                        } catch (SQLException e) {
204:                            e.printStackTrace();
205:                            mLogger.log(Level.SEVERE,
206:                                    "Failed to close the connection.");
207:                        }
208:                    }
209:
210:                }
211:            }
212:
213:            public void persistDataAccessBean(DataBean bean)
214:                    throws ChartingException {
215:                Connection con = null;
216:
217:                String queryString = "Select ID from CHDATAACC where ID=?";
218:                mLogger.info("Saving DA object" + bean.getDisplayName());
219:                // CHDATAACC ("ID  varchar(200), GRP_ID integer," +
220:                //        "D_NAME  varchar(200), D_TYPE varchar(40), D_JNDI_N varchar(40)" +
221:                //        "DATA varchar(20000)
222:
223:                try {
224:                    con = getConnectionJNDI();
225:                    PreparedStatement qStmt = con.prepareStatement(queryString);
226:                    PreparedStatement pstmt = con
227:                            .prepareStatement("UPDATE CHDATAACC SET D_NAME = ?,"
228:                                    + "D_TYPE = ?,D_JNDI_N=?,DATA=?  WHERE ID = ?");
229:                    PreparedStatement istmt1 = con
230:                            .prepareStatement("Insert into CHGROUPS values(?,?)");
231:                    PreparedStatement istmt2 = con
232:                            .prepareStatement("Insert into CHDATAACC values(?,?,?,?,?,?)");
233:
234:                    qStmt.setString(1, bean.getID());
235:                    qStmt.execute();
236:
237:                    if (qStmt.execute() && qStmt.getResultSet().next()) {
238:                        mLogger.info("update Called. " + bean.getDisplayName());
239:                        pstmt.setString(1, bean.getDisplayName());
240:                        pstmt.setString(2, bean.getDataSetType());
241:                        pstmt.setString(3, bean.getJNDIName());
242:                        pstmt.setString(4, bean.getQuery());
243:                        pstmt.setString(5, bean.getID());
244:                        pstmt.executeUpdate();
245:                    } else {
246:                        mLogger.info("insert Called. " + bean.getDisplayName());
247:                        // this needs to be done some where else.    
248:                        //istmt1.setString(1, bean.getGroupID());
249:                        //istmt1.setString(2, bean.getParentDisplayName());
250:
251:                        istmt2.setString(1, bean.getID());
252:                        istmt2.setString(2, bean.getGroupID());
253:                        istmt2.setString(3, bean.getDisplayName());
254:                        istmt2.setString(4, bean.getDataSetType());
255:                        istmt2.setString(5, bean.getJNDIName());
256:                        istmt2.setString(6, bean.getQuery());
257:
258:                        //istmt1.executeUpdate();
259:                        istmt2.executeUpdate();
260:
261:                    }
262:                    con.commit();
263:                    pstmt.close();
264:                    istmt1.close();
265:                    istmt2.close();
266:                    mLogger
267:                            .info("Save Data complete. "
268:                                    + bean.getDisplayName());
269:                } catch (SQLException e) {
270:                    try {
271:                        con.rollback();
272:                    } catch (SQLException e1) {
273:                        mLogger.log(Level.SEVERE, "Roll back failed.");
274:                    }
275:
276:                    e.printStackTrace();
277:                    mLogger.log(Level.SEVERE, "Unable to save chart data ", e);
278:                    throw new ChartingException("Unable to save chart data ", e);
279:
280:                } finally {
281:                    if (con != null) {
282:                        try {
283:                            con.close();
284:                        } catch (SQLException e) {
285:                            e.printStackTrace();
286:                            mLogger.log(Level.SEVERE,
287:                                    "Failed to close the connection.");
288:                        }
289:                    }
290:
291:                }
292:            }
293:
294:            public void persistChartBean(ChartBean bean)
295:                    throws ChartingException {
296:                Connection con = null;
297:
298:                String queryString = "Select CHART_ID from CHCHARTS where CHART_ID=?";
299:
300:                // Statement stmt = null;
301:                // ResultSet rset = null;
302:                /** CHCHARTS (CHART_ID  varchar(200), GRP_ID integer," +
303:                         " D_A_ID integer , CHART_D_NAME  varchar(200), C_TYPE varchar(40)" +
304:                         "CHART_DATA varchar(20000)," +
305:                         "CONSTRAINT FK_GRPID " +
306:                         " FOREIGN KEY (GRP_ID) " +
307:                         " REFERENCES CHGROUPS(ID)," +
308:                         "CONSTRAINT FK_DAGRPID " +
309:                         " FOREIGN KEY (D_A_ID) " +
310:                         " REFERENCES CHGROUPS(ID))";
311:                 * 
312:                 * **/
313:                try {
314:                    con = getConnectionJNDI();
315:                    PreparedStatement qStmt = con.prepareStatement(queryString);
316:                    PreparedStatement pstmt = con
317:                            .prepareStatement("UPDATE CHCHARTS SET D_A_ID = ?,"
318:                                    + "CHART_D_NAME = ?,C_TYPE=?,CHART_DATA=?  WHERE CHART_ID = ?");
319:                    PreparedStatement istmt1 = con
320:                            .prepareStatement("Insert into CHGROUPS values(?,?)");
321:                    PreparedStatement istmt2 = con
322:                            .prepareStatement("Insert into CHCHARTS values(?,?,?,?,?,?)");
323:
324:                    qStmt.setString(1, bean.getChartID());
325:
326:                    //stmt = con.createStatement ();
327:                    //rset = stmt.executeQuery(queryString);
328:                    if (qStmt.execute() && qStmt.getResultSet().next()) {
329:                        pstmt.setString(1, bean.getChartDataBeanID());
330:                        pstmt.setString(2, bean.getChartName());
331:                        pstmt.setString(3, bean.getChartType());
332:                        StringBuffer buffer = new StringBuffer();
333:                        bean.getChartProperties().toXML(buffer);
334:                        pstmt.setString(4, buffer.toString());
335:                        pstmt.setString(5, bean.getChartID());
336:                        pstmt.executeUpdate();
337:                    } else {
338:
339:                        //istmt1.setString(1, bean.getParentID());
340:                        //istmt1.setString(2, bean.getChartParentName());
341:
342:                        istmt2.setString(1, bean.getChartID());
343:                        istmt2.setString(2, bean.getParentID());
344:                        istmt2.setString(3, bean.getChartDataBeanID());
345:                        istmt2.setString(4, bean.getChartName());
346:                        istmt2.setString(5, bean.getChartType());
347:                        StringBuffer buffer = new StringBuffer();
348:                        bean.getChartProperties().toXML(buffer);
349:                        istmt2.setString(6, buffer.toString());
350:
351:                        //istmt1.executeUpdate();
352:                        istmt2.executeUpdate();
353:
354:                    }
355:                    //rset.close();
356:                    //stmt.close();
357:                    pstmt.close();
358:                    istmt1.close();
359:                    istmt2.close();
360:                } catch (SQLException e) {
361:                    mLogger.log(Level.SEVERE, "Unable to save chart data ", e);
362:                    throw new ChartingException("Unable to save chart data ", e);
363:
364:                } finally {
365:                    if (con != null) {
366:                        try {
367:                            con.close();
368:                        } catch (SQLException e) {
369:                            // do nothing.
370:                        }
371:                    }
372:
373:                }
374:            }
375:
376:            private Connection getConnectionJNDI() throws SQLException {
377:                try {
378:                    InitialContext ctx = new InitialContext();
379:                    DataSource ds = (DataSource) ctx.lookup(mDefaultDBJndi);
380:                    Connection con = ds.getConnection();
381:                    return con;
382:                } catch (NamingException e) {
383:                    mLogger
384:                            .severe("Naming Exception occured "
385:                                    + e.getMessage());
386:                }
387:                return null;
388:            }
389:
390:            public void setChartSystemDB() throws ChartingException {
391:                String checkQuery = "Select CHART_ID from CHCHARTS";
392:                Connection con = null;
393:                Statement stmt = null;
394:                ResultSet rset = null;
395:                try {
396:                    con = getConnectionJNDI();
397:                    stmt = con.createStatement();
398:                    rset = stmt.executeQuery(checkQuery);
399:                    rset.close();
400:                    stmt.close();
401:
402:                } catch (SQLException e) {
403:                    tryCreateSystemTables();
404:
405:                } finally {
406:                    if (con != null) {
407:                        try {
408:                            con.close();
409:                        } catch (SQLException e) {
410:                            // do nothing.
411:                        }
412:                    }
413:
414:                }
415:            }
416:
417:            private void tryCreateSystemTables() throws ChartingException {
418:
419:                String q = "Create table CHCHARTS (CHART_ID  varchar(100), GRP_ID varchar(100),"
420:                        + " D_A_ID varchar(100) , CHART_D_NAME  varchar(200), C_TYPE varchar(40),"
421:                        + "CHART_DATA varchar(20000),"
422:                        + "CONSTRAINT FK_GRPID "
423:                        + " FOREIGN KEY (GRP_ID) "
424:                        + " REFERENCES CHGROUPS(ID),"
425:                        + "CONSTRAINT FK_DAGRPID_1 "
426:                        + " FOREIGN KEY (D_A_ID) "
427:                        + " REFERENCES CHDATAACC(ID))";
428:                String q2 = "Create table CHGROUPS (ID varchar(100) NOT NULL , DIS_NAME varchar(20),"
429:                        + "CONSTRAINT GRPID_PK PRIMARY KEY(ID))";
430:
431:                String q3 = "Create table CHDATAACC (ID  varchar(100) NOT NULL, GRP_ID varchar(100),"
432:                        + "D_NAME  varchar(200), D_TYPE varchar(40), D_JNDI_N varchar(40),"
433:                        + "DATA varchar(20000),"
434:                        + " CONSTRAINT DA_PK PRIMARY KEY(ID),"
435:                        + " CONSTRAINT FK_GRPID_2 "
436:                        + " FOREIGN KEY (GRP_ID) "
437:                        + " REFERENCES CHGROUPS(ID))";
438:                Connection con = null;
439:                Statement stmt = null;
440:
441:                try {
442:                    con = getConnectionJNDI();
443:                    stmt = con.createStatement();
444:                    stmt.addBatch(q2);
445:
446:                    stmt.addBatch(q3);
447:                    stmt.addBatch(q);
448:                    stmt.executeBatch();
449:                    stmt.close();
450:
451:                } catch (SQLException e) {
452:                    e.printStackTrace();
453:                    while ((e = e.getNextException()) != null) {
454:                        e.printStackTrace();
455:                    }
456:                    throw new ChartingException(
457:                            "Unable to create system tables", e);
458:
459:                } finally {
460:                    if (con != null) {
461:                        try {
462:                            con.close();
463:                        } catch (SQLException e) {
464:                            e.printStackTrace();
465:                        }
466:                    }
467:
468:                }
469:            }
470:
471:        }
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